diff --git "a/Java.csv" "b/Java.csv" deleted file mode 100644--- "a/Java.csv" +++ /dev/null @@ -1,5925 +0,0 @@ -classname,id,original_code,num_file,num_line -emailgenerator,./ProjectTest/JAVA/emailgenerator.java,"// emailgenerator/EmailApp.java - -package projecttest.emailgenerator; - -import com.sun.security.jgss.GSSUtil; - -import java.sql.SQLOutput; -import java.util.Scanner; - -public class EmailApp { - public static void main(String[] args) { - System.out.println(""Generate Organization's Email ==>""); - Scanner sc=new Scanner(System.in); - -// String x=sc.nextLine(); - System.out.println(""Generating the email...""); - System.out.println(""Enter firstname :""); - String first=sc.nextLine(); - System.out.println(""Enter Lastname :""); - String second=sc.nextLine(); - - Email em=new Email(first,second); - - while(true) { - System.out.println(""1 : Information ""); - System.out.println(""2 : Change Email""); - System.out.println(""3 : Change Password""); - System.out.println(""4 : Disclose Password""); - System.out.println(""5 : Exit""); - System.out.println(""Enter operation code :""); - int a = sc.nextInt(); - switch (a) { - case 1: - System.out.println(em.showInfo()); - break; - case 2: - System.out.println(""Enter alternate email prefix :""); - sc.nextLine(); - String alt = sc.nextLine(); - em.setEmail(alt+""@drngpit.ac.in""); - break; - case 3: - System.out.println(""Enter the verification code :""); - sc.nextLine(); - String s = sc.nextLine(); - if (s.equals(em.getVcode())) { - System.out.println(""Enter alternate password :""); - String p = sc.nextLine(); - em.setPassword(p); - } else { - System.out.println(""Please Enter valid verification code !!!""); - } - System.out.println(""Password updated successfully !!!""); - break; - case 4: - System.out.println(""Password disclose warning !!!""); - System.out.println(""Enter the verification code :""); - sc.nextLine(); - String s1 = sc.nextLine(); - if (s1.equals(em.getVcode())) { - System.out.println(""Your password : "" + em.getPassword()); - } else { - System.out.println(""Please Enter valid verification code !!!""); - } - case 5: - System.out.println(""Have a great day ahead ! BYE ""); - return ; - } - } - } -} - -// emailgenerator/Email.java - -package projecttest.emailgenerator; - -import java.util.Scanner; - -public class Email { - private String firstName; - private String lastName; - private String password; - private String department; - private String email; - private int defaultPasswordLength=8; - private int codelen=5; - private String Vcode; - private String company=""drngpit.ac.in""; - private String name; - - public Email(String firstName, String lastName) { - this.firstName = firstName; - this.lastName = lastName; - System.out.println(""Kindly ! Enter department for email creation dear ""+this.firstName+"" ""+this.lastName); - //dept - this.department=setDepartment(); - System.out.println(""Department:""+department); - //pass - this.password=randomPass(defaultPasswordLength); - System.out.println(""New Password :""+password); - //clipping name as one - this.name=firstName+lastName; - //verification code - this.Vcode=vcode(codelen); - System.out.println(""Your verification code : ""+Vcode); - - //Binding - email=name.toLowerCase()+"".""+department+""@""+company; - System.out.println(""Official mail :""+email); - } - - private String setDepartment(){ - System.out.println(""Enter the department Id\nSales : 1\nDevelopment : 2\nAccounting : 3""); - Scanner in=new Scanner(System.in); - int dep=in.nextInt(); - if(dep==1){ - return ""sales""; - } - else if(dep==2){ - return""dev""; - } - else if(dep==3){ - return ""acc""; - } - return""""; - } - - private String randomPass(int length){ - String password=""ABCEFGHIJKLMNOPQRSTUVWXYZ1234567890!@#$%""; - char[]pass=new char[length]; - for(int i=0;i b.element) { - Node temp = a; - a = b; - b = temp; - } - - // Now we call the function merge to merge a and b - a.right = merge(a.right, b); - - // Violates leftist property so must swap here - if (a.left == null) { - a.left = a.right; - a.right = null; - } else { - if (a.left.npl < a.right.npl) { - Node temp = a.left; - a.left = a.right; - a.right = temp; - } - a.npl = a.right.npl + 1; - } - return a; - } - - // Function insert. Uses the merge function to add the data - public void insert(int a) { - root = merge(new Node(a), root); - } - - // Returns and removes the minimum element in the heap - public int extract_min() { - // If is empty return -1 - if (isEmpty()) return -1; - - int min = root.element; - root = merge(root.left, root.right); - return min; - } - - // Function returning a list of an in order traversal of the data structure - public ArrayList in_order() { - ArrayList lst = new ArrayList<>(); - in_order_aux(root, lst); - return new ArrayList<>(lst); - } - - // Auxiliary function for in_order - private void in_order_aux(Node n, ArrayList lst) { - if (n == null) return; - in_order_aux(n.left, lst); - lst.add(n.element); - in_order_aux(n.right, lst); - } -} - - -// heap/FibonacciHeap.java - -package projecttest.heap; - -public class FibonacciHeap { - - private static final double GOLDEN_RATIO = (1 + Math.sqrt(5)) / 2; - private HeapNode min; - private static int totalLinks = 0; - private static int totalCuts = 0; - private int numOfTrees = 0; - private int numOfHeapNodes = 0; - private int markedHeapNoodesCounter = 0; - - /* - * a constructor for an empty Heap - * set the min to be null - */ - public FibonacciHeap() { - this.min = null; - } - - /* - * a constructor for a Heap with one element - * set the min to be the HeapNode with the given key - * @pre key>=0 - * @post empty == false - */ - public FibonacciHeap(int key) { - this.min = new HeapNode(key); - this.numOfTrees++; - this.numOfHeapNodes++; - } - - /* - * check if the heap is empty - * $ret == true - if the tree is empty - */ - public boolean empty() { - return (this.min == null); - } - - /** - * Creates a node (of type HeapNode) which contains the given key, and inserts it into the heap. - * - * @pre key>=0 - * @post (numOfnodes = = $prev numOfnodes + 1) - * @post empty == false - * $ret = the HeapNode we inserted - */ - public HeapNode insert(int key) { - HeapNode toInsert = new HeapNode(key); // creates the node - if (this.empty()) { - this.min = toInsert; - } else { // tree is not empty - min.setNext(toInsert); - this.updateMin(toInsert); - } - this.numOfHeapNodes++; - this.numOfTrees++; - return toInsert; - } - - /** - * Delete the node containing the minimum key in the heap - * updates new min - * - * @post (numOfnodes = = $prev numOfnodes - 1) - */ - public void deleteMin() { - if (this.empty()) { - return; - } - if (this.numOfHeapNodes == 1) { // if there is only one tree - this.min = null; - this.numOfTrees--; - this.numOfHeapNodes--; - return; - } - // change all children's parent to null// - if (this.min.child != null) { // min has a child - HeapNode child = this.min.child; - HeapNode tmpChild = child; - child.parent = null; - while (child.next != tmpChild) { - child = child.next; - child.parent = null; - } - } - // delete the node// - if (this.numOfTrees > 1) { - (this.min.prev).next = this.min.next; - (this.min.next).prev = this.min.prev; - if (this.min.child != null) { - (this.min.prev).setNext(this.min.child); - } - } else { // this.numOfTrees = 1 - this.min = this.min.child; - } - this.numOfHeapNodes--; - this.successiveLink(this.min.getNext()); - } - - /** - * Return the node of the heap whose key is minimal. - * $ret == null if (empty==true) - */ - public HeapNode findMin() { - return this.min; - } - - /** - * Meld the heap with heap2 - * - * @pre heap2 != null - * @post (numOfnodes = = $prev numOfnodes + heap2.numOfnodes) - */ - public void meld(FibonacciHeap heap2) { - if (heap2.empty()) { - return; - } - if (this.empty()) { - this.min = heap2.min; - } else { - this.min.setNext(heap2.min); - this.updateMin(heap2.min); - } - this.numOfTrees += heap2.numOfTrees; - this.numOfHeapNodes += heap2.numOfHeapNodes; - } - - /** - * Return the number of elements in the heap - * $ret == 0 if heap is empty - */ - public int size() { - return this.numOfHeapNodes; - } - - /** - * Return a counters array, where the value of the i-th index is the number of trees with rank i - * in the heap. returns an empty array for an empty heap - */ - public int[] countersRep() { - if (this.empty()) { - return new int[0]; /// return an empty array - } - int[] rankArray = new int[(int) Math.floor(Math.log(this.size()) / Math.log(GOLDEN_RATIO)) + 1]; // creates the array - rankArray[this.min.rank]++; - HeapNode curr = this.min.next; - while (curr != this.min) { - rankArray[curr.rank]++; - curr = curr.next; - } - return rankArray; - } - - /** - * Deletes the node x from the heap (using decreaseKey(x) to -1) - * - * @pre heap contains x - * @post (numOfnodes = = $prev numOfnodes - 1) - */ - public void delete(HeapNode x) { - this.decreaseKey(x, x.getKey() + 1); // change key to be the minimal (-1) - this.deleteMin(); // delete it - } - - /** - * The function decreases the key of the node x by delta. - * - * @pre x.key >= delta (we don't realize it when calling from delete()) - * @pre heap contains x - */ - private void decreaseKey(HeapNode x, int delta) { - int newKey = x.getKey() - delta; - x.key = newKey; - if (x.isRoot()) { // no parent to x - this.updateMin(x); - return; - } - if (x.getKey() >= x.parent.getKey()) { - return; - } // we don't need to cut - HeapNode prevParent = x.parent; - this.cut(x); - this.cascadingCuts(prevParent); - } - - /** - * returns the current potential of the heap, which is: - * Potential = #trees + 2*#markedNodes - */ - public int potential() { - return numOfTrees + (2 * markedHeapNoodesCounter); - } - - /** - * This static function returns the total number of link operations made during the run-time of - * the program. A link operation is the operation which gets as input two trees of the same - * rank, and generates a tree of rank bigger by one. - */ - public static int totalLinks() { - return totalLinks; - } - - /** - * This static function returns the total number of cut operations made during the run-time of - * the program. A cut operation is the operation which disconnects a subtree from its parent - * (during decreaseKey/delete methods). - */ - public static int totalCuts() { - return totalCuts; - } - - /* - * updates the min of the heap (if needed) - * @pre this.min == @param (posMin) if and only if (posMin.key < this.min.key) - */ - private void updateMin(HeapNode posMin) { - if (posMin.getKey() < this.min.getKey()) { - this.min = posMin; - } - } - - /* - * Recursively ""runs"" all the way up from @param (curr) and mark the nodes. - * stop the recursion if we had arrived to a marked node or to a root. - * if we arrived to a marked node, we cut it and continue recursively. - * called after a node was cut. - * @post (numOfnodes == $prev numOfnodes) - */ - private void cascadingCuts(HeapNode curr) { - if (!curr.isMarked()) { // stop the recursion - curr.mark(); - if (!curr.isRoot()) this.markedHeapNoodesCounter++; - } else { - if (curr.isRoot()) { - return; - } - HeapNode prevParent = curr.parent; - this.cut(curr); - this.cascadingCuts(prevParent); - } - } - - /* - * cut a node (and his ""subtree"") from his origin tree and connect it to the heap as a new tree. - * called after a node was cut. - * @post (numOfnodes == $prev numOfnodes) - */ - private void cut(HeapNode curr) { - curr.parent.rank--; - if (curr.marked) { - this.markedHeapNoodesCounter--; - curr.marked = false; - } - if (curr.parent.child == curr) { // we should change the parent's child - if (curr.next == curr) { // curr do not have brothers - curr.parent.child = null; - } else { // curr have brothers - curr.parent.child = curr.next; - } - } - curr.prev.next = curr.next; - curr.next.prev = curr.prev; - curr.next = curr; - curr.prev = curr; - curr.parent = null; - this.min.setNext(curr); - this.updateMin(curr); - this.numOfTrees++; - totalCuts++; - } - - /* - * - */ - private void successiveLink(HeapNode curr) { - HeapNode[] buckets = this.toBuckets(curr); - this.min = this.fromBuckets(buckets); - } - - /* - * - */ - private HeapNode[] toBuckets(HeapNode curr) { - HeapNode[] buckets = new HeapNode[(int) Math.floor(Math.log(this.size()) / Math.log(GOLDEN_RATIO)) + 1]; - curr.prev.next = null; - HeapNode tmpCurr; - while (curr != null) { - tmpCurr = curr; - curr = curr.next; - tmpCurr.next = tmpCurr; - tmpCurr.prev = tmpCurr; - while (buckets[tmpCurr.rank] != null) { - tmpCurr = this.link(tmpCurr, buckets[tmpCurr.rank]); - buckets[tmpCurr.rank - 1] = null; - } - buckets[tmpCurr.rank] = tmpCurr; - } - return buckets; - } - - /* - * - */ - private HeapNode fromBuckets(HeapNode[] buckets) { - HeapNode tmpMin = null; - this.numOfTrees = 0; - for (int i = 0; i < buckets.length; i++) { - if (buckets[i] != null) { - this.numOfTrees++; - if (tmpMin == null) { - tmpMin = buckets[i]; - tmpMin.next = tmpMin; - tmpMin.prev = tmpMin; - } else { - tmpMin.setNext(buckets[i]); - if (buckets[i].getKey() < tmpMin.getKey()) { - tmpMin = buckets[i]; - } - } - } - } - return tmpMin; - } - - /* - * link between two nodes (and their trees) - * defines the smaller node to be the parent - */ - private HeapNode link(HeapNode c1, HeapNode c2) { - if (c1.getKey() > c2.getKey()) { - HeapNode c3 = c1; - c1 = c2; - c2 = c3; - } - if (c1.child == null) { - c1.child = c2; - } else { - c1.child.setNext(c2); - } - c2.parent = c1; - c1.rank++; - totalLinks++; - return c1; - } - - /** - * public class HeapNode - * each HeapNode belongs to a heap (Inner class) - */ - public class HeapNode { - - public int key; - private int rank; - private boolean marked; - private HeapNode child; - private HeapNode next; - private HeapNode prev; - private HeapNode parent; - - /* - * a constructor for a heapNode withe key @param (key) - * prev == next == this - * parent == child == null - */ - public HeapNode(int key) { - this.key = key; - this.marked = false; - this.next = this; - this.prev = this; - } - - /* - * returns the key of the node. - */ - public int getKey() { - return this.key; - } - - /* - * checks whether the node is marked - * $ret = true if one child has been cut - */ - private boolean isMarked() { - return this.marked; - } - - /* - * mark a node (after a child was cut) - * @inv root.mark() == false. - */ - private void mark() { - if (this.isRoot()) { - return; - } // check if the node is a root - this.marked = true; - } - - /* - * add the node @param (newNext) to be between this and this.next - * works fine also if @param (newNext) does not ""stands"" alone - */ - private void setNext(HeapNode newNext) { - HeapNode tmpNext = this.next; - this.next = newNext; - this.next.prev.next = tmpNext; - tmpNext.prev = newNext.prev; - this.next.prev = this; - } - - /* - * returns the next node to this node - */ - private HeapNode getNext() { - return this.next; - } - - /* - * check if the node is a root - * root definition - this.parent == null (uppest in his tree) - */ - private boolean isRoot() { - return (this.parent == null); - } - } -} - - -// heap/HeapPerformanceTest.java - -package projecttest.heap; - -import java.util.HashMap; -import java.util.Random; -import java.util.ArrayList; - -public class HeapPerformanceTest { - - private final int numElements; - - public HeapPerformanceTest(int numElements) { - this.numElements = numElements; - } - - public HashMap test() { - // Number of elements to test - // Create heaps for insertion and deletion tests - FibonacciHeap fibonacciHeap = new FibonacciHeap(); - LeftistHeap leftistHeap = new LeftistHeap(); - HashMap ret = new HashMap<>(); - - // Insertion test - long startTime = System.currentTimeMillis(); - for (int i = 0; i < numElements; i++) { - fibonacciHeap.insert(new Random().nextInt()); - } - long endTime = System.currentTimeMillis(); - ret.put(""Fibonacci Heap Insertion Time"", endTime - startTime); - - startTime = System.currentTimeMillis(); - for (int i = 0; i < numElements; i++) { - leftistHeap.insert(new Random().nextInt()); - } - endTime = System.currentTimeMillis(); - ret.put(""Leftist Heap Insertion Time"", endTime - startTime); - - // Deletion test - startTime = System.currentTimeMillis(); - while (!fibonacciHeap.empty()) { - fibonacciHeap.deleteMin(); - } - endTime = System.currentTimeMillis(); - ret.put(""Fibonacci Heap Deletion Time"", endTime - startTime); - - startTime = System.currentTimeMillis(); - while (!leftistHeap.isEmpty()) { - leftistHeap.extract_min(); - } - endTime = System.currentTimeMillis(); - ret.put(""Leftist Heap Deletion Time"", endTime - startTime); - - // Merge test - FibonacciHeap fibonacciHeap1 = new FibonacciHeap(); - FibonacciHeap fibonacciHeap2 = new FibonacciHeap(); - LeftistHeap leftistHeap1 = new LeftistHeap(); - LeftistHeap leftistHeap2 = new LeftistHeap(); - - // Populate the heaps for merge test - for (int i = 0; i < numElements / 2; i++) { - fibonacciHeap1.insert(new Random().nextInt()); - fibonacciHeap2.insert(new Random().nextInt()); - leftistHeap1.insert(new Random().nextInt()); - leftistHeap2.insert(new Random().nextInt()); - } - - // Merge performance test - startTime = System.currentTimeMillis(); - fibonacciHeap1.meld(fibonacciHeap2); - endTime = System.currentTimeMillis(); - ret.put(""Fibonacci Heap Merge Time"", endTime - startTime); - - startTime = System.currentTimeMillis(); - leftistHeap1.merge(leftistHeap2); - endTime = System.currentTimeMillis(); - ret.put(""Leftist Heap Merge Time"", endTime - startTime); - return ret; - } - - public static void main(String[] args){ - int numElements = Integer.parseInt(args[0]); - - HeapPerformanceTest t = new HeapPerformanceTest(numElements); - HashMap ret = t.test(); - for (String key : ret.keySet()) { - System.out.println(key + "": "" + ret.get(key) + ""ms""); - } - } -} - - -",3,629 -servlet,./ProjectTest/JAVA/servlet.java,"// servlet/registration.java - -package projecttest.servlet; - -import jakarta.servlet.RequestDispatcher; -import jakarta.servlet.ServletException; -import jakarta.servlet.http.HttpServlet; -import jakarta.servlet.http.HttpServletRequest; -import jakarta.servlet.http.HttpServletResponse; - -import java.io.IOException; -import java.io.PrintWriter; -import java.sql.Connection; -import java.sql.DriverManager; -import java.sql.PreparedStatement; - -public class registration extends HttpServlet { - private static final long serialVersionUID = 1L; - - protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException - { - response.setContentType(""text/html""); - PrintWriter out = response.getWriter(); - - - String f=request.getParameter(""fname""); - - String c=request.getParameter(""cardno""); - String cn=request.getParameter(""cono""); - String ad=request.getParameter(""add""); - String dob=request.getParameter(""dob""); - String email=request.getParameter(""email""); - String pin=request.getParameter(""pin""); - try - { - - Class.forName(""com.mysql.jdbc.Driver""); - Connection con=(Connection) DriverManager.getConnection(""jdbc:mysql://localhost:3306/votingdb"",""Vaishnavi"",""Nelavetla@537""); - PreparedStatement ps=con.prepareStatement(""insert into register values(?,?,?,?,?,?,?)""); - ps.setString(1,f); - - ps.setString(2,c); - ps.setString(3,cn); - ps.setString(4,ad); - ps.setString(5,dob); - ps.setString(6,email); - ps.setString(7,pin); - int i=ps.executeUpdate(); - if(i>0) - { - out.print(""Successfully your account has been created...PLEASE LOGIN""); - RequestDispatcher rd=request.getRequestDispatcher(""loginpage.html""); - rd.include(request,response); - } - else - { - out.print(""Failed account creation try again""); - RequestDispatcher rd=request.getRequestDispatcher(""registration.html""); - rd.include(request,response); - } - - } - catch (Exception e2) { - out.print(""Invalid , Failed account creation try again ""+e2); - RequestDispatcher rd=request.getRequestDispatcher(""registration.html""); - rd.include(request,response); - } - - out.close(); - -} - protected void service(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException - { - doPost(request, response); - } - -} - - -// servlet/loginpage.java - -package projecttest.servlet; - -import jakarta.servlet.RequestDispatcher; -import jakarta.servlet.ServletException; -import jakarta.servlet.http.HttpServlet; -import jakarta.servlet.http.HttpServletRequest; -import jakarta.servlet.http.HttpServletResponse; - -import java.io.IOException; -import java.io.PrintWriter; -import java.sql.Connection; -import java.sql.PreparedStatement; -import java.sql.ResultSet; -import java.sql.SQLException; - -public class loginpage extends HttpServlet { - private static final long serialVersionUID = 1L; - - final static Connection con=DBUtilR.getDBConnection(); - static PreparedStatement ps = null; - - protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException - { - PrintWriter out = response.getWriter(); - String card=request.getParameter(""cardno""); - Integer pin=Integer.parseInt(request.getParameter(""pin"")); - - try { - if(check(card,pin)) - { - out.print(""Successful Login...You Can Vote Now""); - RequestDispatcher rd=request.getRequestDispatcher(""vote.html""); - rd.include(request,response); - } - else { - out.print(""Sorry username or password error , Make new account""); - RequestDispatcher rd=request.getRequestDispatcher(""registration.html""); - rd.include(request,response); - } - } - catch (SQLException e) { - e.printStackTrace(); - } - - - } - static boolean check(String card,Integer pin) throws SQLException - { - boolean r=false; - ps=con.prepareStatement(""Select * from register where cardno=? and pin=?""); - ps.setString(1,card); - ps.setInt(2,pin); - ResultSet rs=ps.executeQuery(); - r=rs.next(); - - return r; - } - - static boolean checkvote(String card) throws SQLException - { - boolean r=false; - ps=con.prepareStatement(""Select * from vote where cardno=?""); - ps.setString(1,card); - - ResultSet rs=ps.executeQuery(); - r=rs.next(); - - return r; - } - -} - - -// servlet/againvote.java - -package projecttest.servlet; - -import java.io.IOException; - -import jakarta.servlet.ServletException; -import jakarta.servlet.http.HttpServlet; -import jakarta.servlet.http.HttpServletRequest; -import jakarta.servlet.http.HttpServletResponse; - -public class againvote extends HttpServlet { - private static final long serialVersionUID = 1L; - - protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException - { - doGet(request, response); - } - -} - - -// servlet/thankyou.java - -package projecttest.servlet; - -import jakarta.servlet.ServletException; -import jakarta.servlet.http.HttpServlet; -import jakarta.servlet.http.HttpServletRequest; -import jakarta.servlet.http.HttpServletResponse; -import java.io.IOException; - -public class thankyou extends HttpServlet { - private static final long serialVersionUID = 1L; - - protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException - { - - } - -} - - -// servlet/DBUtilR.java - -package projecttest.servlet; - -import java.sql.Connection; -import java.sql.DriverManager; -import java.sql.SQLException; - -public class DBUtilR { - static Connection conn = null; - static - { - try { - Class.forName(""com.mysql.jdbc.Driver""); - - conn = DriverManager.getConnection(""jdbc:mysql://localhost:3306/votingdb"", ""Vaishnavi"", ""Nelavetla@537""); - - if(!conn.isClosed()) { - System.out.println(""Connection established""); - } - - } catch (ClassNotFoundException | SQLException e) { - System.out.println(""Error in DBUtilFile""); - e.printStackTrace(); - } - } - - public static Connection getDBConnection() { - // TODO Auto-generated method stub - return conn; - } -} - -// servlet/vote.java - -package projecttest.servlet; - -import jakarta.servlet.RequestDispatcher; -import jakarta.servlet.ServletException; -import jakarta.servlet.http.HttpServlet; -import jakarta.servlet.http.HttpServletRequest; -import jakarta.servlet.http.HttpServletResponse; - -import java.io.IOException; -import java.io.PrintWriter; -import java.sql.Connection; -import java.sql.DriverManager; -import java.sql.PreparedStatement; -import java.sql.ResultSet; -import java.sql.SQLException; -import java.sql.SQLIntegrityConstraintViolationException; - -public class vote extends HttpServlet { - private static final long serialVersionUID = 1L; - - final static Connection con=DBUtilR.getDBConnection(); - static PreparedStatement ps = null; - - protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException - { - response.setContentType(""text/html""); - PrintWriter out = response.getWriter(); - - - String f=request.getParameter(""cardno""); - String l=request.getParameter(""party""); - try - { - - Class.forName(""com.mysql.jdbc.Driver""); - Connection con=(Connection) DriverManager.getConnection(""jdbc:mysql://localhost:3306/votingdb"",""Vaishnavi"",""Nelavetla@537""); - - if(checkLogin(f)) - { - - ps=con.prepareStatement(""insert into vote values(?,?)""); - ps.setString(1,f); - ps.setString(2,l); - int i=ps.executeUpdate(); - if(i>0) - { - out.print(""Your Vote has been submitted successfully...""); - RequestDispatcher rd=request.getRequestDispatcher(""thankyou.html""); - rd.include(request,response); - } - else - { - out.print(""Failed to submit vote, try again""); - RequestDispatcher rd=request.getRequestDispatcher(""vote.html""); - rd.include(request,response); - } - } - else - { - out.print(""Please enter correct card number""); - RequestDispatcher rd=request.getRequestDispatcher(""vote.html""); - rd.include(request,response); - } - } - catch (SQLIntegrityConstraintViolationException e2) { - out.print(""Please select any party""); - RequestDispatcher rd=request.getRequestDispatcher(""vote.html""); - rd.include(request,response); - } - catch(Exception e) - { - out.print("" "" +e); - RequestDispatcher rd=request.getRequestDispatcher(""vote.html""); - rd.include(request,response); - } - out.close(); - - -} - protected void service(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { - doPost(request, response); -} - - - -static boolean checkLogin(String card) throws SQLException -{ - boolean r=false; - ps=con.prepareStatement(""Select * from register where cardno = ?""); - ps.setString(1,card); - - ResultSet rs=ps.executeQuery(); - r=rs.next(); - - return r; -} -} - - -",6,308 -libraryApp,./ProjectTest/JAVA/libraryApp.java,"// libraryApp/Book.java - -package projecttest.libraryApp; - -public class Book { - - private int isbn; - private String title; - private String author; - private String genre; - private int quantity; - private int checkedOut; - private int checkedIn; - - //Constructor for book object - public Book(int isbn, String title, String author, String genre, int quantity, int checkedOut) { - this.isbn = isbn; - this.title = title; - this.author = author; - this.genre = genre; - this.quantity = quantity; - this.checkedOut = checkedOut; - this.checkedIn = quantity-checkedOut; - } - - public int getCheckedIn() { - return checkedIn; - } - - public void setCheckedIn(int checkedIn) { - this.checkedIn = checkedIn; - } - - public void setIsbn(int isbn) { - this.isbn = isbn; - } - - public void setTitle(String title) { - this.title = title; - } - - public void setAuthor(String author) { - this.author = author; - } - - public void setGenre(String genre) { - this.genre = genre; - } - - public void setQuantity(int quantity) { - this.quantity = quantity; - } - - public void setCheckedOut(int checkedOut) { - this.checkedOut = checkedOut; - } - - //Getter Methods - public int getIsbn() { - return isbn; - } - - public String getTitle() { - return title; - } - - public String getAuthor() { - return author; - } - - public String getGenre() { - return genre; - } - - public int getQuantity() { - return quantity; - } - - public int getCheckedOut() { - return checkedOut; - } - - - - -} - - - - -// libraryApp/LibraryApp.java - -package projecttest.libraryApp; - -public class LibraryApp { - - BookRepository repo = new BookRepository(); - - public void findByTitle(String title) { - repo.searchByTitle(title); - return; - } - public void findByISBN(int isbn) { - repo.searchByISBN(isbn); - return; - } - public boolean findByGenre(String genre) { - if(repo.searchByGenre(genre)) - return true; - else - return false; - } - - - public int findISBN(int isbn) { - return repo.searchISBN(isbn); - } - - public boolean withdrawBook(int isbn) { - return repo.getBook(isbn); - } - - public boolean depositBook(int isbn) { - return repo.submitBook(isbn); - } - - public void getStatus(int isbn) { - repo.bookStatus(isbn); - } -} - - -// libraryApp/Main.java - -package projecttest.libraryApp; - -import java.util.Scanner; - -public class Main{ - static Scanner scan = new Scanner(System.in); - static LibraryApp app = new LibraryApp(); - - - public static void main(String[] args) { - - int userChoice=0; - System.out.println(""-----Welcome to the Library!-----\n""); - do{ - System.out.println(""\n-----------------------------------""); - System.out.println(""1. Search book by Title keyword.""); - System.out.println(""2. Search book by ISBN number.""); - System.out.println(""3. Search book by Genre.""); - System.out.println(""4. Book Check In""); - System.out.println(""5. Book Check Out""); - System.out.println(""6. Exit from the library.""); - System.out.println(""-----------------------------------""); - System.out.print(""\nChoose any option: ""); - - userChoice = scan.nextInt(); - scan.nextLine(); - - switch(userChoice){ - case 1: - System.out.print(""Enter the Title of Book: ""); - app.findByTitle(scan.nextLine()); - break; - case 2: - System.out.println(""Enter ISBN number: ""); - app.findByISBN(scan.nextInt()); - break; - case 3: - System.out.println(""Enter Genre: ""); - app.findByGenre(scan.nextLine()); - break; - case 4: - checkIn(); - break; - case 5: - checkOut(); - break; - case 6: - System.out.println(""\nThanks for visiting. \nSee you again.""); - break; - default: - System.out.println(""\nInvalid Choice!""); - } - }while(userChoice!=6); - - } - - - //Checking book In - private static void checkIn() { - System.out.println(""Enter Book's ISBN number : ""); - int isbnNum = scan.nextInt(); - getStatus(isbnNum); - int bookAvailable = app.findISBN(isbnNum); - if(bookAvailable==1) { - System.out.println(isbnNum); - app.withdrawBook(isbnNum); - System.out.println(""Book CheckIn successful.""); - getStatus(isbnNum); - } - else - System.out.printf(""Book with %d ISBN number not Found in inventory."",isbnNum); - } - - - //Checking book Out - private static void checkOut() { - System.out.println(""\nEnter Book's ISBN number : ""); - int isbnNum = scan.nextInt(); - int bookAvailable = app.findISBN(isbnNum); - if(bookAvailable==1) { - if(app.depositBook(isbnNum)) - System.out.println(""Book CheckOut successful.""); - else - System.out.println(""No Space for more Books.""); - } - else - System.out.printf(""Book with %d ISBN number not Found in inventory."",isbnNum); - } - - private static void getStatus(int isbn) { - app.getStatus(isbn); - } -} - -// libraryApp/BookRepository.java - -package projecttest.libraryApp; - -import java.util.ArrayList; - -public class BookRepository { - - private ArrayList books = new ArrayList<>(); - private int booksFound = 0; - - //Constructor to initialize books - public BookRepository(){ - books.add(new Book(253910,""Pride and Prejudice C"", ""Jane Austen"", ""Love"",10,7)); - books.add(new Book(391520,""Programming in ANSI C"", ""E. Balagurusamy"", ""Educational"",15,10)); - books.add(new Book(715332,""Shrimad Bhagavad Gita"", ""Krishna Dvaipayana"", ""Motivational"",20,18)); - books.add(new Book(935141,""Java: The Complete Reference"", ""Herbert Schildt"", ""Educational"",12,9)); - books.add(new Book(459901,""It"", ""Stephan King"", ""Horror"",7,5)); - books.add(new Book(855141,""Disneyland"", ""Mickey & Minnie"", ""Love"",10,3)); - } - - - //Searching books by Title Keyword - public void searchByTitle(String title) { - booksFound = 0; - for(Book book : books) { - String bookTitle = book.getTitle(); - if(bookTitle.toLowerCase().contains(title.toLowerCase())) { - bookDetails(book); - booksFound++; - } - } - System.out.printf(""\n%d Book%s Found.\n"",booksFound,booksFound>1?""s"":""""); - return; - } - - - //Searching books by ISBN Number - public void searchByISBN(int isbn) { - booksFound = 0; - for(Book book : books) { - if(book.getIsbn()==isbn) { - bookDetails(book); - booksFound++; - break; - } - - } - System.out.printf(""\n%d Book%s Found.\n"",booksFound,booksFound>1?""s"":""""); - return; - } - - - //Searching books by Genre - public boolean searchByGenre(String genre){ - booksFound = 0; - for(Book book : books) { - String bookGenre = book.getGenre(); - if(bookGenre.toLowerCase().equals(genre.toLowerCase())) { - bookDetails(book); - booksFound++; - } - } - System.out.printf(""\n%d Book%s Found.\n"",booksFound,booksFound>1?""s"":""""); - if(booksFound>0) - return true; - else - return false; - - } - - - // Display Book Details - public void bookDetails(Book book) { - System.out.println(""\n+> Book details: \n""); - System.out.println(""\tTitle: ""+book.getTitle()+""\n\tAuthor: ""+ book.getAuthor()+""\n\tGenre: ""+book.getGenre()+""\n\tISBN: ""+book.getIsbn()+""\n\tQuantity: ""+book.getQuantity()+""\n\tChecked Out: ""+String.valueOf(book.getCheckedOut())+""\n\tAvailable: ""+String.valueOf(book.getQuantity()-book.getCheckedOut())); - } - - - //Searching for ISBN number for checkIn and checkOut - public int searchISBN(int isbn) { - for(Book book:books) - if(book.getIsbn()==isbn) - return 1; - return 0; - } - - - //withdrawing book - public boolean getBook(int isbn) { - for(Book book: books) { - if(book.getIsbn()==isbn) { - if((book.getQuantity()-book.getCheckedOut())>0) { - book.setCheckedOut(book.getCheckedOut()+1); - return true; - } - } - } - return false; - } - - - //submitting book - public boolean submitBook(int isbn) { - for(Book book: books) { - if(book.getQuantity()>book.getCheckedIn()) { - book.setCheckedOut(book.getCheckedOut()-1); - return true; - } - } - return false; - } - - - //Showing status of book - public void bookStatus(int isbn) { - for(Book book: books) { - if(book.getIsbn()==isbn) { - bookDetails(book); - break; - } - } - } - -} - - -",4,340 -libraryManagement,./ProjectTest/JAVA/libraryManagement.java,"// libraryManagement/LibFunctions.java - -package projecttest.libraryManagement; - -import java.sql.Connection; -import java.sql.ResultSet; -import java.sql.Statement; -import java.util.Scanner; - -public class LibFunctions { - - public static void callIssueMenu() { - System.out.println(""Reached inside issue book menu""); - Member m = new Member(); - Book b = new Book(); - Scanner sc = new Scanner(System.in); - int addStatus = 0; - - while (addStatus == 0) { - try { - System.out.println(""Enter the member id ""); - m.setMemberId(Integer.parseInt(sc.nextLine().toString())); - System.out.println(""Enter the isbn code ""); - b.setIsbnCode(sc.nextLine().toString()); - issueBook(m, b); - addStatus = 1; - - } catch (Exception e) { - addStatus = 0; - } - - } - - } - - - public static void issueBook(Member m, Book b) { - Connection conn = LibUtil.getConnection(); - try { - Statement stmt = conn.createStatement(); - ResultSet rs = null; - String qry = ""select m.member_id, b.isbn_code, mbr.rec_id from members m,books b,member_book_record mbr\n"" - + ""where m.member_id= "" + m.getMemberId() + "" \n"" - + ""and b.isbn_code = '"" + b.getIsbnCode() + ""' \n"" - + ""and m.member_id=mbr.member_id\n"" - + ""and b.isbn_code=mbr.isbn_code and mbr.dor is null ""; - rs=stmt.executeQuery(qry); - if (rs.next()) { - System.out.println(""The book is already issued and cannot be issued again""); - } else { - int k = stmt.executeUpdate(""insert into member_book_record values(lib_seq.nextval,"" + m.getMemberId() + "",'"" + b.getIsbnCode() + ""',sysdate,null)""); - if(k > 0){ - k = stmt.executeUpdate(""update books set units_available= (units_available-1) where isbn_code = '""+ b.getIsbnCode() +""' ""); - conn.commit(); - System.out.println(""The book is issued successfully""); - }else{ - conn.rollback(); - } - - } - conn.close(); - } catch (Exception e) { - e.printStackTrace(); - } - } - - public static void callReturnMenu() { - System.out.println(""Reached inside return book menu""); - Member m = new Member(); - Book b = new Book(); - Scanner sc = new Scanner(System.in); - int addStatus = 0; - - while (addStatus == 0) { - try { - System.out.println(""Enter the member id ""); - m.setMemberId(Integer.parseInt(sc.nextLine().toString())); - System.out.println(""Enter the isbn code ""); - b.setIsbnCode(sc.nextLine().toString()); - returnBook(m, b); - addStatus = 1; - - } catch (Exception e) { - addStatus = 0; - } - - } - - } - - public static void returnBook(Member m, Book b) { - Connection conn = LibUtil.getConnection(); - try { - Statement stmt = conn.createStatement(); - ResultSet rs = null; - String qry = ""select m.member_id, b.isbn_code, mbr.rec_id from members m,books b,member_book_record mbr\n"" - + ""where m.member_id= "" + m.getMemberId() + "" \n"" - + ""and b.isbn_code = '"" + b.getIsbnCode() + ""' \n"" - + ""and m.member_id=mbr.member_id\n"" - + ""and b.isbn_code=mbr.isbn_code and mbr.dor is null ""; - rs=stmt.executeQuery(qry); - if (rs.next()) { - Integer recId= rs.getInt(3); - System.out.println(""The book is already issued and starting the process to return ""); - int k = stmt.executeUpdate(""update books set units_available= (units_available+1) where isbn_code = '""+ b.getIsbnCode() +""' ""); - if(k > 0){ - k = stmt.executeUpdate(""update member_book_record set dor= sysdate where rec_id = ""+ recId +"" ""); - conn.commit(); - System.out.println(""The book is returned successfully""); - }else{ - conn.rollback(); - } - - } else{ - System.out.println(""This book is not issued for the user""); - } - conn.close(); - } catch (Exception e) { - e.printStackTrace(); - } - } - - - -} - - -// libraryManagement/Member.java - -package projecttest.libraryManagement; - -import java.sql.Date; - - -/** - * - * @author testuser - */ -public class Member { - - private Integer memberId; - private String memberName; - private Date dateOfJoining; - - public Member() { - - } - - public Member(Integer memberId, String memberName, Date dateOfJoining) { - this.memberId = memberId; - this.memberName = memberName; - this.dateOfJoining = dateOfJoining; - } - - public Date getDateOfJoining() { - return dateOfJoining; - } - - public void setDateOfJoining(Date dateOfJoining) { - this.dateOfJoining = dateOfJoining; - } - - public Integer getMemberId() { - return memberId; - } - - public void setMemberId(Integer memberId) { - this.memberId = memberId; - } - - public String getMemberName() { - return memberName; - } - - public void setMemberName(String memberName) { - this.memberName = memberName; - } - -} - - -// libraryManagement/Book.java - -package projecttest.libraryManagement; - -/** - * - * @author testuser - */ -public class Book { - private String isbnCode; - private String bookName; - private String bookDesc; - private String authorName; - private String subjectName; - private Integer unitsAvailable; - - public Book(){ - - } - public Book(String isbnCode, String bookName, String bookDesc, String authorName, String subjectName, Integer unitsAvailable) { - this.isbnCode = isbnCode; - this.bookName = bookName; - this.bookDesc = bookDesc; - this.authorName = authorName; - this.subjectName = subjectName; - this.unitsAvailable = unitsAvailable; - } - - public Integer getUnitsAvailable() { - return unitsAvailable; - } - - public void setUnitsAvailable(Integer unitsAvailable) { - this.unitsAvailable = unitsAvailable; - } - - public String getIsbnCode() { - return isbnCode; - } - - public void setIsbnCode(String isbnCode) { - this.isbnCode = isbnCode; - } - - public String getBookName() { - return bookName; - } - - public void setBookName(String bookName) { - this.bookName = bookName; - } - - public String getBookDesc() { - return bookDesc; - } - - public void setBookDesc(String bookDesc) { - this.bookDesc = bookDesc; - } - - public String getAuthorName() { - return authorName; - } - - public void setAuthorName(String authorName) { - this.authorName = authorName; - } - - public String getSubjectName() { - return subjectName; - } - - public void setSubjectName(String subjectName) { - this.subjectName = subjectName; - } - - -} - - -// libraryManagement/UserMenu.java - -package projecttest.libraryManagement; - -import java.util.Scanner; - - -/** - * - * @author testuser - */ -public class UserMenu { - public static void main(String[] args) { - String input=""""; - Scanner sc = new Scanner(System.in); - - while(input != ""5""){ - System.out.println(""---------------------------------------------------------""); - System.out.println(""---------------------------------------------------------""); - System.out.println(""---------------------------------------------------------""); - - System.out.println(""Select the following options""); - System.out.println(""Enter 1 for adding a book""); - System.out.println(""Enter 2 for adding a member""); - System.out.println(""Enter 3 for issuing a book ""); - System.out.println(""Enter 4 for returning a book ""); - System.out.println(""Enter 5 to exit""); - input = processUserInput(sc.nextLine().toString()); - - } - } - public static String processUserInput(String in) { - String retVal=""5""; - switch(in){ - case ""1"": - System.out.println(""---------------------------------------------------------""); - System.out.println(""You have selected option 1 to add a book""); - AddBookMenu.addBookMenu(); - return ""1""; - case ""2"": - System.out.println(""---------------------------------------------------------""); - System.out.println(""You have selected option 2 to add a member""); - AddMemberMenu.addMemberMenu(); - return ""2""; - case ""3"": - System.out.println(""---------------------------------------------------------""); - System.out.println(""You have selected option 3 to issue a book""); - LibFunctions.callIssueMenu(); - return ""3""; - case ""4"": - System.out.println(""---------------------------------------------------------""); - System.out.println(""You have selected option 4 to return a book""); - LibFunctions.callReturnMenu(); - return ""4""; - default: - System.out.println(""---------------------------------------------------------""); - System.out.println(""Thanks for working on this!!""); - return ""5""; - } - - } -} - - -// libraryManagement/LibUtil.java - -package projecttest.libraryManagement; - -import java.io.FileInputStream; -import java.sql.Connection; -import java.sql.DriverManager; -import java.util.Properties; - -/* - * To change this license header, choose License Headers in Project Properties. - * To change this template file, choose Tools | Templates - * and open the template in the editor. - */ - -/** - * - * @author testuser - */ -public class LibUtil { - public static Connection getConnection() { - Connection conn = null; - try { - Properties prop = new Properties(); - FileInputStream in = new FileInputStream(""src/DBProperties""); - prop.load(in); - - String driverName= prop.getProperty(""DBDriver""); - Class.forName(driverName); - - String dbName,user,password; - dbName= prop.getProperty(""DBName""); - user = prop.getProperty(""User""); - password= prop.getProperty(""Password""); - - conn= DriverManager.getConnection(dbName, user, password); - return conn; - } catch (Exception e) { - } - return conn; - - } -} - - -// libraryManagement/AddMemberMenu.java - -package projecttest.libraryManagement; - -import java.sql.Connection; -import java.sql.Statement; -import java.util.Scanner; - -/* - * To change this license header, choose License Headers in Project Properties. - * To change this template file, choose Tools | Templates - * and open the template in the editor. - */ -/** - * - * @author testuser - */ -public class AddMemberMenu { - - public static void addMemberMenu() { - System.out.println(""Reached the add member menu""); - Member m = new Member(); - Scanner sc = new Scanner(System.in); - int addStatus = 0; - - while (addStatus == 0) { - try { - System.out.println(""Enter the member id ""); - m.setMemberId(Integer.parseInt(sc.nextLine().toString())); - System.out.println(""Enter the member name""); - m.setMemberName(sc.nextLine().toString()); - - addMember(m); - addStatus = 1; - - } catch (Exception e) { - addStatus=0; - } - - } - - } - - public static void addMember(Member m) { - System.out.println(""Reached inside add member for member ""+m.getMemberId()); - Connection conn = LibUtil.getConnection(); - try { - Statement stmt = conn.createStatement(); - int k = stmt.executeUpdate(""insert into members values (""+m.getMemberId()+"",'""+m.getMemberName()+""',sysdate)""); - if(k>0){ - System.out.println(""Added Member successfully""); - conn.commit(); - }else{ - conn.rollback(); - } - conn.close(); - } catch (Exception e) { - } - - - - } - -} - - -// libraryManagement/AddBookMenu.java - -package projecttest.libraryManagement; - -import java.sql.Connection; -import java.sql.Statement; -import java.util.Scanner; - -/* - * To change this license header, choose License Headers in Project Properties. - * To change this template file, choose Tools | Templates - * and open the template in the editor. - */ -/** - * - * @author testuser - */ -public class AddBookMenu { - - public static void addBookMenu() { - System.out.println(""Reached the add book menu""); - Book b = new Book(); - Scanner sc = new Scanner(System.in); - int addStatus = 0; - - while (addStatus == 0) { - try { - System.out.println(""Enter the isbn code""); - b.setIsbnCode(sc.nextLine().toString()); - System.out.println(""Enter the book name""); - b.setBookName(sc.nextLine().toString()); - System.out.println(""Enter the book desc""); - b.setBookDesc(sc.nextLine().toString()); - System.out.println(""Enter the author name""); - b.setAuthorName(sc.nextLine().toString()); - System.out.println(""Enter the subject ""); - b.setSubjectName(sc.nextLine().toString()); - System.out.println(""Enter the units available""); - b.setUnitsAvailable(Integer.parseInt(sc.nextLine().toString())); - - addBook(b); - addStatus = 1; - - } catch (Exception e) { - addStatus=0; - } - - } - - } - - public static void addBook(Book b) { - System.out.println(""Reached inside addBook for book ""+b.getIsbnCode()); - Connection conn = LibUtil.getConnection(); - try { - Statement stmt = conn.createStatement(); - int k = stmt.executeUpdate(""insert into books values ('""+b.getIsbnCode()+""','""+b.getBookName()+""','""+b.getBookDesc()+""',"" - + ""'""+b.getAuthorName()+""','""+b.getSubjectName()+""',""+b.getUnitsAvailable()+"")""); - if(k>0){ - System.out.println(""Added Book successfully""); - conn.commit(); - }else{ - conn.rollback(); - } - conn.close(); - } catch (Exception e) { - } - - - - } - -} - - -",7,483 -SimpleChat,./ProjectTest/JAVA/SimpleChat.java,"// SimpleChat/Server.java - -package projecttest.SimpleChat; - -import java.io.*; -import java.net.*; -import java.util.*; - -class VerySimpleChatServer { - ArrayList clientOutputStreams; - - public class ClientHandler implements Runnable { - BufferedReader reader; - Socket sock; - - public ClientHandler(Socket clientSocket) { - try { - sock = clientSocket; - InputStreamReader isReader = new InputStreamReader(sock.getInputStream()); - reader = new BufferedReader(isReader); - - } catch (Exception ex) { - ex.printStackTrace(); - } - } // close constructor - - public void run() { - String message; - try { - while ((message = reader.readLine()) != null) { - System.out.println(""read "" + message); - tellEveryone(message); - - } // close while - } catch (Exception ex) { - ex.printStackTrace(); - } - } // close run - } - - // close inner class - public static void main(String[] args) { - new VerySimpleChatServer().go(); - } - - public void go() { - clientOutputStreams = new ArrayList(); - try { - ServerSocket serverSock = new ServerSocket(5000); - while (true) { - Socket clientSocket = serverSock.accept(); - PrintWriter writer = new PrintWriter(clientSocket.getOutputStream()); - clientOutputStreams.add(writer); - Thread t = new Thread(new ClientHandler(clientSocket)); - t.start(); - System.out.println(""got a connection""); - } - - } catch (Exception ex) { - ex.printStackTrace(); - } - } // close go - - public void tellEveryone(String message) { - Iterator it = clientOutputStreams.iterator(); - while (it.hasNext()) { - try { - PrintWriter writer = (PrintWriter) it.next(); - writer.println(message); - writer.flush(); - } catch (Exception ex) { - ex.printStackTrace(); - } - - } // end while - - } // close tellEveryone -} // close class - -// SimpleChat/Client.java - -package projecttest.SimpleChat; - -import java.io.*; -import java.net.*; -import javax.swing.*; -import java.awt.*; -import java.awt.event.*; - -public class Client { - JTextArea incoming; - JTextField outgoing; - BufferedReader reader; - PrintWriter writer; - Socket sock; - - public static void main(String[] args) { - Client client = new Client(); - client.go(); - } - - public void go() { - JFrame frame = new JFrame(""Ludicrously Simple Chat Client""); - JPanel mainPanel = new JPanel(); - - incoming = new JTextArea(15, 50); - - incoming.setLineWrap(true); - incoming.setWrapStyleWord(true); - incoming.setEditable(false); - - JScrollPane qScroller = new JScrollPane(incoming); - qScroller.setVerticalScrollBarPolicy(ScrollPaneConstants.VERTICAL_SCROLLBAR_ALWAYS); - qScroller.setHorizontalScrollBarPolicy(ScrollPaneConstants.HORIZONTAL_SCROLLBAR_NEVER); - - outgoing = new JTextField(20); - JButton sendButton = new JButton(""Send""); - sendButton.addActionListener(new SendButtonListener()); - - mainPanel.add(qScroller); - mainPanel.add(outgoing); - mainPanel.add(sendButton); - - setUpNetworking(); - - Thread readerThread = new Thread(new IncomingReader()); - - readerThread.start(); - - frame.getContentPane().add(BorderLayout.CENTER, mainPanel); - frame.setSize(400, 500); - frame.setVisible(true); - } - - private void setUpNetworking() { - try { - sock = new Socket(""192.168.5.16"", 5000); - InputStreamReader streamReader = new InputStreamReader(sock.getInputStream()); - reader = new BufferedReader(streamReader); - writer = new PrintWriter(sock.getOutputStream()); - System.out.println(""networking established""); - } catch (IOException ex) { - ex.printStackTrace(); - } - } // close setUpNetworking - - public class SendButtonListener implements ActionListener { - public void actionPerformed(ActionEvent ev) { - try { - writer.println(outgoing.getText()); - writer.flush(); - - } catch (Exception ex) { - ex.printStackTrace(); - } - outgoing.setText(""""); - outgoing.requestFocus(); - } - } // close inner class - - public class IncomingReader implements Runnable { - public void run() { - String message; - try { - while ((message = reader.readLine()) != null) { - System.out.println(""read "" + message); - incoming.append(message + ""\n""); - - } // close while - } catch (Exception ex) { - ex.printStackTrace(); - } - } // close run - } -} - -",2,170 -springmicrometerundertow,./ProjectTest/JAVA/springmicrometerundertow.java,"// springmicrometerundertow/SpringMicrometerUndertowApplication.java - -package projecttest.springmicrometerundertow; - -import io.micrometer.core.instrument.MeterRegistry; -import io.undertow.server.HandlerWrapper; -import io.undertow.server.handlers.MetricsHandler; -import io.undertow.servlet.api.MetricsCollector; -import org.springframework.beans.factory.annotation.Autowired; -import org.springframework.beans.factory.annotation.Value; -import org.springframework.boot.SpringApplication; -import org.springframework.boot.actuate.autoconfigure.metrics.MeterRegistryCustomizer; -import org.springframework.boot.autoconfigure.SpringBootApplication; -import org.springframework.boot.web.embedded.undertow.UndertowDeploymentInfoCustomizer; -import org.springframework.context.annotation.Bean; -import org.springframework.http.MediaType; -import org.springframework.web.bind.annotation.GetMapping; -import org.springframework.web.bind.annotation.RequestParam; -import org.springframework.web.bind.annotation.RestController; - -@SpringBootApplication -@RestController -public class SpringMicrometerUndertowApplication { - - public static void main(String[] args) { - SpringApplication.run(SpringMicrometerUndertowApplication.class, args); - } - - @Bean - UndertowDeploymentInfoCustomizer undertowDeploymentInfoCustomizer(UndertowMetricsHandlerWrapper undertowMetricsHandlerWrapper) { - - return deploymentInfo -> deploymentInfo.addOuterHandlerChainWrapper(undertowMetricsHandlerWrapper); - //return deploymentInfo -> deploymentInfo.addOuterHandlerChainWrapper(MetricsHandler.WRAPPER); - } - - @Bean - MeterRegistryCustomizer micrometerMeterRegistryCustomizer(@Value(""${spring.application.name}"") String applicationName) { - return registry -> registry.config().commonTags(""application.name"", applicationName); - } - - @GetMapping(value = ""/hello"", produces = MediaType.APPLICATION_JSON_VALUE) - public String hello(@RequestParam(name = ""name"", required = true) String name) { - return ""Hello "" + name + ""!""; - } - -} - - -// springmicrometerundertow/UndertowMeterBinder.java - -package projecttest.springmicrometerundertow; - -import io.micrometer.core.instrument.FunctionCounter; -import io.micrometer.core.instrument.FunctionTimer; -import io.micrometer.core.instrument.MeterRegistry; -import io.micrometer.core.instrument.TimeGauge; -import io.micrometer.core.instrument.binder.MeterBinder; -import io.undertow.server.handlers.MetricsHandler; -import org.springframework.boot.context.event.ApplicationReadyEvent; -import org.springframework.context.ApplicationListener; -import org.springframework.stereotype.Component; - -import java.util.concurrent.TimeUnit; -import java.util.function.ToDoubleFunction; -import java.util.function.ToLongFunction; - -@Component -public class UndertowMeterBinder implements ApplicationListener { - - private final UndertowMetricsHandlerWrapper undertowMetricsHandlerWrapper; - - public UndertowMeterBinder(UndertowMetricsHandlerWrapper undertowMetricsHandlerWrapper) { - this.undertowMetricsHandlerWrapper = undertowMetricsHandlerWrapper; - } - - @Override - public void onApplicationEvent(ApplicationReadyEvent applicationReadyEvent) { - bindTo(applicationReadyEvent.getApplicationContext().getBean(MeterRegistry.class)); - } - - public void bindTo(MeterRegistry meterRegistry) { - bind(meterRegistry, undertowMetricsHandlerWrapper.getMetricsHandler()); - } - - public void bind(MeterRegistry registry, MetricsHandler metricsHandler) { - bindTimer(registry, ""undertow.requests"", ""Number of requests"", metricsHandler, - m -> m.getMetrics().getTotalRequests(), m2 -> m2.getMetrics().getMinRequestTime()); - bindTimeGauge(registry, ""undertow.request.time.max"", ""The longest request duration in time"", metricsHandler, - m -> m.getMetrics().getMaxRequestTime()); - bindTimeGauge(registry, ""undertow.request.time.min"", ""The shortest request duration in time"", metricsHandler, - m -> m.getMetrics().getMinRequestTime()); - bindCounter(registry, ""undertow.request.errors"", ""Total number of error requests "", metricsHandler, - m -> m.getMetrics().getTotalErrors()); - - } - - private void bindTimer(MeterRegistry registry, String name, String desc, MetricsHandler metricsHandler, - ToLongFunction countFunc, ToDoubleFunction consumer) { - FunctionTimer.builder(name, metricsHandler, countFunc, consumer, TimeUnit.MILLISECONDS) - .description(desc).register(registry); - } - - private void bindTimeGauge(MeterRegistry registry, String name, String desc, MetricsHandler metricResult, - ToDoubleFunction consumer) { - TimeGauge.builder(name, metricResult, TimeUnit.MILLISECONDS, consumer).description(desc) - .register(registry); - } - - private void bindCounter(MeterRegistry registry, String name, String desc, MetricsHandler metricsHandler, - ToDoubleFunction consumer) { - FunctionCounter.builder(name, metricsHandler, consumer).description(desc) - .register(registry); - } -} - -// springmicrometerundertow/UndertowMetricsHandlerWrapper.java - -package projecttest.springmicrometerundertow; - -import io.undertow.server.HandlerWrapper; -import io.undertow.server.HttpHandler; -import io.undertow.server.handlers.MetricsHandler; -import org.springframework.stereotype.Component; - -@Component -public class UndertowMetricsHandlerWrapper implements HandlerWrapper { - - private MetricsHandler metricsHandler; - - @Override - public HttpHandler wrap(HttpHandler handler) { - metricsHandler = new MetricsHandler(handler); - return metricsHandler; - } - - public MetricsHandler getMetricsHandler() { - return metricsHandler; - } -} - - -",3,130 -logrequestresponseundertow,./ProjectTest/JAVA/logrequestresponseundertow.java,"// logrequestresponseundertow/Song.java - -package projecttest.logrequestresponseundertow; - -import lombok.*; - -@Getter -@Setter -@Builder -@NoArgsConstructor -@AllArgsConstructor -public class Song { - - private Long id; - private String name; - private String author; -} - - -// logrequestresponseundertow/Application.java - -package projecttest.logrequestresponseundertow; - -import org.springframework.boot.SpringApplication; -import org.springframework.boot.autoconfigure.SpringBootApplication; -import org.springframework.boot.web.embedded.undertow.UndertowServletWebServerFactory; -import org.springframework.context.annotation.Bean; - -import io.undertow.server.handlers.RequestDumpingHandler; -import lombok.extern.log4j.Log4j2; - -@SpringBootApplication -@Log4j2 -public class Application { - - public static void main(String[] args) { - SpringApplication.run(Application.class, args); - } - - @Bean - public UndertowServletWebServerFactory undertowServletWebServerFactory() { - UndertowServletWebServerFactory factory = new UndertowServletWebServerFactory(); - factory.addDeploymentInfoCustomizers(deploymentInfo -> - deploymentInfo.addInitialHandlerChainWrapper(handler -> { - return new RequestDumpingHandler(handler); - })); - - return factory; - } - - - @Bean - public UndertowServletWebServerFactory UndertowServletWebServerFactory() { - UndertowServletWebServerFactory UndertowServletWebServerFactory = new UndertowServletWebServerFactory(); - - UndertowServletWebServerFactory.addDeploymentInfoCustomizers(deploymentInfo -> deploymentInfo.addInitialHandlerChainWrapper(handler -> { - return new RequestDumpingHandler(handler); - })); - - return UndertowServletWebServerFactory; - } -} - -// logrequestresponseundertow/SongController.java - -package projecttest.logrequestresponseundertow; - -import java.util.ArrayList; -import java.util.List; -import java.util.Random; - -import org.springframework.web.bind.annotation.*; - -@RestController -public class SongController { - - @PostMapping(""/songs"") - public Song createSong(@RequestBody Song song) { - song.setId(new Random().nextLong()); - - return song; - } - - @GetMapping(""/songs"") - public List getSongs() { - List songs = new ArrayList<>(); - - songs.add(Song.builder().id(1L).name(""name1"").author(""author2"").build()); - songs.add(Song.builder().id(2L).name(""name2"").author(""author2"").build()); - - return songs; - } - -} - - -",3,85 -Train,./ProjectTest/JAVA/Train.java,"// Train/Driver.java - -package projecttest.Train; - -public class Driver -{ - /** - * This testdriver wil test the difrent methods from train and trainstation - */ - public static void test() { - Train t1 = new Train(""Aarhus"", ""Berlin"", 999); - Train t2 = new Train(""Herning"", ""Copenhagen"", 42); - Train t3 = new Train(""Aarhus"", ""Herning"", 66); - Train t4 = new Train(""Odense"", ""Herning"", 177); - Train t5 = new Train(""Aarhus"", ""Copenhagen"", 122); - - System.out.println(""Opgave 3:""); - System.out.println(""*******************""); - System.out.println(t1); - System.out.println(t2); - System.out.println(t3); - System.out.println(t4); - System.out.println(t5); - System.out.println(""*******************""); - System.out.println(""""); - - TrainStation ts = new TrainStation(""Herning""); - ts.addTrain(t1); - ts.addTrain(t2); - ts.addTrain(t3); - ts.addTrain(t4); - ts.addTrain(t5); - - System.out.println(""Opgave 8:""); - System.out.println(""*******************""); - System.out.println(""No. of trains going from or to Herning:""); - System.out.println(ts.connectingTrains()); - System.out.println(""*******************""); - System.out.println(""""); - - System.out.println(""Opgave 9:""); - System.out.println(""*******************""); - System.out.println(""The cheapest train going to Copenhagen is going:""); - System.out.println(ts.cheapTrainTo(""Copenhagen"")); - System.out.println(""*******************""); - System.out.println(""""); - - System.out.println(""Opgave 10:""); - System.out.println(""*******************""); - ts.printTrainStation(); - System.out.println(""*******************""); - System.out.println(""""); - - System.out.println(""Opgave 11:""); - System.out.println(""*******************""); - System.out.println(""Trains going from Aarhus to Herning:""); - for(Train t : ts.trainsFrom(""Aarhus"")) { - System.out.println(t); - } - System.out.println(""*******************""); - System.out.println(""""); - - System.out.println(""Opgave 12:""); - System.out.println(""*******************""); - System.out.println(""The cheapest train going from herning to Copenhagen:""); - System.out.println(ts.cheapTrain(""Copenhagen"")); - System.out.println(""*******************""); - System.out.println(""""); - } -} - - -// Train/TrainStation.java - -package projecttest.Train; - -import java.util.ArrayList; -import java.util.Collections; -import java.util.List; -import java.util.stream.Collectors; -import java.util.Comparator; - -public class TrainStation -{ - private String city; - private ArrayList trains; - - public TrainStation(String city) - { - this.city = city; - trains = new ArrayList(); - } - - /** - * this method adds trains tot the ArrayList trains - */ - public void addTrain(Train t) { - trains.add(t); - } - - /** - * Method will return the number of trains that starts or ends in the - * city of the Trainstation - */ - public int connectingTrains() { - int result = 0; - for(Train t : trains) { - if(city.equals(t.getDeparture()) || city.equals(t.getDestiantion())) { - result ++; - } - } - return result; - } - - /** - * This method returns the chepest train go to a spesific destination - */ - public Train cheapTrainTo(String destination) { - Train result = null; - for(Train t : trains) { - if(destination.equals(t.getDestiantion())) { - if(result == null || result.getPrice() > t.getPrice()) { - result = t; - } - } - } - return result; - } - - /** - * This method prints out all trains in the ArrayList trains - * in sorted order after the departurs in alphabeticly order - * if they have the same departures then it wil sort after price - * from lovest til highest - */ - public void printTrainStation() { - Collections.sort(trains); - System.out.println(""The trainstaion in "" + city + "" has following trains:""); - for(Train t : trains) { - System.out.println(t); - } - } - - /** - * This method will return all trains that starts in a given place - * going to the Trainstations city. - */ - public List trainsFrom(String departure) { - return trains.stream() - .filter(t -> t.getDeparture().equals(departure) && t.getDestiantion().equals(city)) - .collect(Collectors.toList()); - } - - /** - * This method returns the cheapest train strating in the Trainstations - * city, and ends in a given destination - */ - public Train cheapTrain(String destination) { - return trains.stream() - .filter(t -> t.getDeparture().equals(city) && t.getDestiantion().equals(destination)) - .min(Comparator.comparing(t -> t.getPrice())) - .orElse(null); - } -} - - -// Train/Train.java - -package projecttest.Train; - -import java.util.Collections; - -public class Train implements Comparable -{ - private String departure; - private String destination; - private int price; - - public Train(String departure, String destination, int price) - { - this.departure = departure; - this.destination = destination; - this.price = price; - } - - /** - * A method to get the departure - */ - public String getDeparture() { - return departure; - } - - /** - * A method to get the destiantion - */ - public String getDestiantion() { - return destination; - } - - /** - * A method to get grice - */ - public int getPrice() { - return price; - } - - /** - * This method will format a String of the given way - */ - public String toString() { - return ""From "" + departure + "" to "" + destination + "" for "" + price + "" DKK""; - } - - /** - * This method sorts departures alphabeticly, if they have the same - * departures then it wil sort after price from lovest til highest - */ - public int compareTo(Train other) { - if(!departure.equals(other.departure)) { - return departure.compareTo(other.departure); - } else - { - return price - other.price; - } - } -} - - -",3,216 -bankingApplication,./ProjectTest/JAVA/bankingApplication.java,"// bankingApplication/bankManagement.java - -package projecttest.bankingApplication; - -import java.io.BufferedReader; -import java.io.InputStreamReader; -import java.sql.Connection; -import java.sql.PreparedStatement; -import java.sql.ResultSet; -import java.sql.SQLException; -import java.sql.SQLIntegrityConstraintViolationException; -import java.sql.Statement; - -public class bankManagement { // these class provides all - // bank method - - private static final int NULL = 0; - - static Connection con = connection.getConnection(); - static String sql = """"; - public static boolean - createAccount(String name, - int passCode) // create account function - { - try { - // validation - if (name == """" || passCode == NULL) { - System.out.println(""All Field Required!""); - return false; - } - // query - Statement st = con.createStatement(); - sql = ""INSERT INTO customer(cname,balance,pass_code) values('"" - + name + ""',1000,"" + passCode + "")""; - - // Execution - if (st.executeUpdate(sql) == 1) { - System.out.println(name - + "", Now You Login!""); - return true; - } - // return - } - catch (SQLIntegrityConstraintViolationException e) { - System.out.println(""Username Not Available!""); - } - catch (Exception e) { - e.printStackTrace(); - } - return false; - } - public static boolean - loginAccount(String name, int passCode) // login method - { - try { - // validation - if (name == """" || passCode == NULL) { - System.out.println(""All Field Required!""); - return false; - } - // query - sql = ""select * from customer where cname='"" - + name + ""' and pass_code="" + passCode; - PreparedStatement st - = con.prepareStatement(sql); - ResultSet rs = st.executeQuery(); - // Execution - BufferedReader sc = new BufferedReader( - new InputStreamReader(System.in)); - - if (rs.next()) { - // after login menu driven interface method - - int ch = 5; - int amt = 0; - int senderAc = rs.getInt(""ac_no""); - ; - int receiveAc; - while (true) { - try { - System.out.println( - ""Hallo, "" - + rs.getString(""cname"")); - System.out.println( - ""1)Transfer Money""); - System.out.println(""2)View Balance""); - System.out.println(""5)LogOut""); - - System.out.print(""Enter Choice:""); - ch = Integer.parseInt( - sc.readLine()); - if (ch == 1) { - System.out.print( - ""Enter Receiver A/c No:""); - receiveAc = Integer.parseInt( - sc.readLine()); - System.out.print( - ""Enter Amount:""); - amt = Integer.parseInt( - sc.readLine()); - - if (bankManagement - .transferMoney( - senderAc, receiveAc, - amt)) { - System.out.println( - ""MSG : Money Sent Successfully!\n""); - } - else { - System.out.println( - ""ERR : Failed!\n""); - } - } - else if (ch == 2) { - - bankManagement.getBalance( - senderAc); - } - else if (ch == 5) { - break; - } - else { - System.out.println( - ""Err : Enter Valid input!\n""); - } - } - catch (Exception e) { - e.printStackTrace(); - } - } - } - else { - return false; - } - // return - return true; - } - catch (SQLIntegrityConstraintViolationException e) { - System.out.println(""Username Not Available!""); - } - catch (Exception e) { - e.printStackTrace(); - } - return false; - } - public static void - getBalance(int acNo) // fetch balance method - { - try { - - // query - sql = ""select * from customer where ac_no="" - + acNo; - PreparedStatement st - = con.prepareStatement(sql); - - ResultSet rs = st.executeQuery(sql); - System.out.println( - ""-----------------------------------------------------------""); - System.out.printf(""%12s %10s %10s\n"", - ""Account No"", ""Name"", - ""Balance""); - - // Execution - - while (rs.next()) { - System.out.printf(""%12d %10s %10d.00\n"", - rs.getInt(""ac_no""), - rs.getString(""cname""), - rs.getInt(""balance"")); - } - System.out.println( - ""-----------------------------------------------------------\n""); - } - catch (Exception e) { - e.printStackTrace(); - } - } - public static boolean transferMoney(int sender_ac, - int reveiver_ac, - int amount) - throws SQLException // transfer money method - { - // validation - if (reveiver_ac == NULL || amount == NULL) { - System.out.println(""All Field Required!""); - return false; - } - try { - con.setAutoCommit(false); - sql = ""select * from customer where ac_no="" - + sender_ac; - PreparedStatement ps - = con.prepareStatement(sql); - ResultSet rs = ps.executeQuery(); - - if (rs.next()) { - if (rs.getInt(""balance"") < amount) { - System.out.println( - ""Insufficient Balance!""); - return false; - } - } - - Statement st = con.createStatement(); - - // debit - con.setSavepoint(); - - sql = ""update customer set balance=balance-"" - + amount + "" where ac_no="" + sender_ac; - if (st.executeUpdate(sql) == 1) { - System.out.println(""Amount Debited!""); - } - - // credit - sql = ""update customer set balance=balance+"" - + amount + "" where ac_no="" + reveiver_ac; - st.executeUpdate(sql); - - con.commit(); - return true; - } - catch (Exception e) { - e.printStackTrace(); - con.rollback(); - } - // return - return false; - } -} - - -// bankingApplication/connection.java - -package projecttest.bankingApplication; - -import java.sql.Connection; -import java.sql.DriverManager; -// Global connection Class -public class connection { - static Connection con; // Global Connection Object - public static Connection getConnection() - { - try { - - - String mysqlJDBCDriver - = ""com.mysql.cj.jdbc.Driver""; //jdbc driver - String url - = ""jdbc:mysql://localhost:3306/mydata""; //mysql url - String user = ""root""; //mysql username - String pass = ""Pritesh4@""; //mysql passcode - Class.forName(mysqlJDBCDriver); - con = DriverManager.getConnection(url, user, - pass); - } - catch (Exception e) { - System.out.println(""Connection Failed!""); - } - - return con; - } -} - - -// bankingApplication/bank.java - -package projecttest.bankingApplication; - -import java.io.BufferedReader; -import java.io.IOException; -import java.io.InputStreamReader; - -public class bank { - public static void main(String args[]) //main class of bank - throws IOException - { - - BufferedReader sc = new BufferedReader( - new InputStreamReader(System.in)); - String name = """"; - int pass_code; - int ac_no; - int ch; - - while (true) { - System.out.println( - ""\n ->|| Welcome to InBank ||<- \n""); - System.out.println(""1)Create Account""); - System.out.println(""2)Login Account""); - - try { - System.out.print(""\n Enter Input:""); //user input - ch = Integer.parseInt(sc.readLine()); - - switch (ch) { - case 1: - try { - System.out.print( - ""Enter Unique UserName:""); - name = sc.readLine(); - System.out.print( - ""Enter New Password:""); - pass_code = Integer.parseInt( - sc.readLine()); - - if (bankManagement.createAccount( - name, pass_code)) { - System.out.println( - ""MSG : Account Created Successfully!\n""); - } - else { - System.out.println( - ""ERR : Account Creation Failed!\n""); - } - } - catch (Exception e) { - System.out.println( - "" ERR : Enter Valid Data::Insertion Failed!\n""); - } - break; - - case 2: - try { - System.out.print( - ""Enter UserName:""); - name = sc.readLine(); - System.out.print( - ""Enter Password:""); - pass_code = Integer.parseInt( - sc.readLine()); - - if (bankManagement.loginAccount( - name, pass_code)) { - System.out.println( - ""MSG : Logout Successfully!\n""); - } - else { - System.out.println( - ""ERR : login Failed!\n""); - } - } - catch (Exception e) { - System.out.println( - "" ERR : Enter Valid Data::Login Failed!\n""); - } - - break; - - default: - System.out.println(""Invalid Entry!\n""); - } - - if (ch == 5) { - System.out.println( - ""Exited Successfully!\n\n Thank You :)""); - break; - } - } - catch (Exception e) { - System.out.println(""Enter Valid Entry!""); - } - } - sc.close(); - } -} - - -",3,357 -springuploads3,./ProjectTest/JAVA/springuploads3.java,"// springuploads3/service/StorageService.java - -package projecttest.springuploads3.service; - -import org.springframework.web.multipart.MultipartFile; - -import projecttest.springuploads3.service.model.DownloadedResource; - -public interface StorageService { - - String upload(MultipartFile multipartFile); - - DownloadedResource download(String id); -} - - -// springuploads3/service/model/DownloadedResource.java - -package projecttest.springuploads3.service.model; - -import lombok.Builder; -import lombok.Data; - -import java.io.InputStream; - -@Data -@Builder -public class DownloadedResource { - - private String id; - private String fileName; - private Long contentLength; - private InputStream inputStream; -} - - -// springuploads3/service/S3StorageService.java - -package projecttest.springuploads3.service; - -import org.apache.commons.io.FilenameUtils; -import org.apache.commons.lang3.RandomStringUtils; -import org.springframework.beans.factory.annotation.Value; -import org.springframework.stereotype.Service; -import org.springframework.web.multipart.MultipartFile; - -import com.amazonaws.services.s3.AmazonS3; -import com.amazonaws.services.s3.model.ObjectMetadata; -import com.amazonaws.services.s3.model.S3Object; - -import projecttest.springuploads3.service.model.DownloadedResource; -import lombok.SneakyThrows; - -@Service -public class S3StorageService implements StorageService { - - private static final String FILE_EXTENSION = ""fileExtension""; - - private final AmazonS3 amazonS3; - private final String bucketName; - - public S3StorageService(AmazonS3 amazonS3, @Value(""${aws.s3.bucket-name}"") String bucketName) { - this.amazonS3 = amazonS3; - this.bucketName = bucketName; - - initializeBucket(); - } - - @SneakyThrows - @Override - public String upload(MultipartFile multipartFile) { - String key = RandomStringUtils.randomAlphanumeric(50); - - amazonS3.putObject(bucketName, key, multipartFile.getInputStream(), extractObjectMetadata(multipartFile)); - - return key; - } - - @Override - public DownloadedResource download(String id) { - S3Object s3Object = amazonS3.getObject(bucketName, id); - String filename = id + ""."" + s3Object.getObjectMetadata().getUserMetadata().get(FILE_EXTENSION); - Long contentLength = s3Object.getObjectMetadata().getContentLength(); - - return DownloadedResource.builder().id(id).fileName(filename).contentLength(contentLength).inputStream(s3Object.getObjectContent()) - .build(); - } - - private ObjectMetadata extractObjectMetadata(MultipartFile file) { - ObjectMetadata objectMetadata = new ObjectMetadata(); - - objectMetadata.setContentLength(file.getSize()); - objectMetadata.setContentType(file.getContentType()); - - objectMetadata.getUserMetadata().put(FILE_EXTENSION, FilenameUtils.getExtension(file.getOriginalFilename())); - - return objectMetadata; - } - - private void initializeBucket() { - if (!amazonS3.doesBucketExistV2(bucketName)) { - amazonS3.createBucket(bucketName); - } - } -} - - -// springuploads3/controller/FileUploadController.java - -package projecttest.springuploads3.controller; - -import projecttest.springuploads3.service.StorageService; -import lombok.extern.log4j.Log4j2; -import org.springframework.http.HttpStatus; -import org.springframework.http.ResponseEntity; -import org.springframework.stereotype.Controller; -import org.springframework.web.bind.annotation.PostMapping; -import org.springframework.web.bind.annotation.RequestParam; -import org.springframework.web.multipart.MultipartFile; - -@Controller -@Log4j2 -public class FileUploadController { - - private final StorageService storageService; - - public FileUploadController(StorageService storageService) { - this.storageService = storageService; - } - - @PostMapping(value = ""/upload"", produces = ""application/json"") - public ResponseEntity upload(@RequestParam(""file"") MultipartFile file) { - String key = storageService.upload(file); - return new ResponseEntity<>(key, HttpStatus.OK); - } -} - - -// springuploads3/controller/FileDownloadController.java - -package projecttest.springuploads3.controller; - -import projecttest.springuploads3.service.model.DownloadedResource; -import org.springframework.core.io.InputStreamResource; -import org.springframework.core.io.Resource; -import org.springframework.http.HttpHeaders; -import org.springframework.http.MediaType; -import org.springframework.http.ResponseEntity; -import org.springframework.stereotype.Controller; -import org.springframework.web.bind.annotation.GetMapping; - -import projecttest.springuploads3.service.StorageService; -import lombok.extern.log4j.Log4j2; - -@Controller -@Log4j2 -public class FileDownloadController { - - private final StorageService storageService; - - public FileDownloadController(StorageService storageService) { - this.storageService = storageService; - } - - @GetMapping(""/download"") - public ResponseEntity download(String id) { - DownloadedResource downloadedResource = storageService.download(id); - - return ResponseEntity.ok().header(HttpHeaders.CONTENT_DISPOSITION, ""attachment; filename="" + downloadedResource.getFileName()) - .contentLength(downloadedResource.getContentLength()).contentType(MediaType.APPLICATION_OCTET_STREAM) - .body(new InputStreamResource(downloadedResource.getInputStream())); - } -} - - -// springuploads3/SpringUploadS3Application.java - -package projecttest.springuploads3; - -import org.springframework.boot.SpringApplication; -import org.springframework.boot.autoconfigure.SpringBootApplication; - -@SpringBootApplication -public class SpringUploadS3Application { - - public static void main(String[] args) { - SpringApplication.run(SpringUploadS3Application.class, args); - } - -} - - -// springuploads3/configuration/S3ClientConfiguration.java - -package projecttest.springuploads3.configuration; - -import org.springframework.beans.factory.annotation.Value; -import org.springframework.context.annotation.Bean; -import org.springframework.context.annotation.Configuration; - -import com.amazonaws.client.builder.AwsClientBuilder; -import com.amazonaws.regions.Regions; -import com.amazonaws.services.s3.AmazonS3; -import com.amazonaws.services.s3.AmazonS3ClientBuilder; - -@Configuration -public class S3ClientConfiguration { - - @Value(""${aws.s3.endpoint-url}"") - private String endpointUrl; - - @Bean - AmazonS3 amazonS3() { - AwsClientBuilder.EndpointConfiguration endpointConfiguration = new AwsClientBuilder.EndpointConfiguration(endpointUrl, - Regions.US_EAST_1.getName()); - return AmazonS3ClientBuilder.standard().withEndpointConfiguration(endpointConfiguration).withPathStyleAccessEnabled(true).build(); - } -} - - -",7,192 -CalculatorOOPS,./ProjectTest/JAVA/CalculatorOOPS.java,"// CalculatorOOPS/Divide.java - -package projecttest.CalculatorOOPS; - -public class Divide implements Operate { - @Override - public Double getResult(Double... numbers){ - Double div = numbers[0]; - - for(int i=1;i< numbers.length;i++){ - div /= numbers[i]; - } - return div; - } -} - - -// CalculatorOOPS/Modulus.java - -package projecttest.CalculatorOOPS; - -public class Modulus implements Operate{ - @Override - public Double getResult(Double... numbers){ - Double mod = numbers[0]; - - for (int i = 1; i < numbers.length; i++) { - mod %= numbers[i]; - } - return mod; - } -} - - -// CalculatorOOPS/ReadInput.java - -package projecttest.CalculatorOOPS; - -import java.util.Scanner; - -public class ReadInput { - public static String read(){ - Scanner scanner = new Scanner(System.in); - - System.out.println(""Input Expression Example: 4*3/2""); - String inputLine = scanner.nextLine(); - - scanner.close(); - return inputLine; - } -} - -// CalculatorOOPS/Operate.java - -package projecttest.CalculatorOOPS; - -public interface Operate { - Double getResult(Double... numbers); -} - - -// CalculatorOOPS/Add.java - -package projecttest.CalculatorOOPS; - -public class Add implements Operate{ - @Override - public Double getResult(Double... numbers){ - Double sum = 0.0; - - for(Double num: numbers){ - sum += num; - } - return sum; - } -} - - -// CalculatorOOPS/Sub.java - -package projecttest.CalculatorOOPS; - -public class Sub implements Operate{ - @Override - public Double getResult(Double... numbers){ - Double sub = numbers[0]; - - for(int i=1;i< numbers.length;i++){ - sub -= numbers[i]; - } - return sub; - } -} - - -// CalculatorOOPS/Multiply.java - -package projecttest.CalculatorOOPS; - -public class Multiply implements Operate { - @Override - public Double getResult(Double... numbers){ - Double mul = 1.0; - - for(Double num: numbers){ - mul *= num; - } - return mul; - } - -} - - -// CalculatorOOPS/Calculator.java - -package projecttest.CalculatorOOPS; - -import java.util.Arrays; -import java.util.LinkedList; -import java.util.Objects; -import java.util.Queue; - -public class Calculator { - public static void main(String[] args){ - final String inputExp = ReadInput.read(); - - Queue operations; - Queue numbers; - - String[] numbersArr = inputExp.split(""[-+*/%]""); -// String[] operArr = inputExp.split(""[0-9]+""); - String[] operArr = inputExp.split(""\\d+""); - numbers = new LinkedList<>(Arrays.asList(numbersArr)); - operations = new LinkedList<>(Arrays.asList(operArr)); - - Double res = Double.parseDouble(Objects.requireNonNull(numbers.poll())); - - while(!numbers.isEmpty()){ - String opr = operations.poll(); - - Operate operate; - switch(Objects.requireNonNull(opr)){ - case ""+"": - operate = new Add(); - break; - case ""-"": - operate = new Sub(); - break; - case ""*"": - operate = new Multiply(); - break; - case ""/"": - operate = new Divide(); - break; - case ""%"": - operate = new Modulus(); - break; - default: - continue; - } - Double num = Double.parseDouble(Objects.requireNonNull(numbers.poll())); - res = operate.getResult(res, num); - } - - System.out.println(res); - } -} - -",8,138 -passwordGenerator,./ProjectTest/JAVA/passwordGenerator.java,"// passwordGenerator/GeneratorTest.java - -package projecttest.passwordGenerator; - -import static org.junit.jupiter.api.Assertions.*; - -import org.junit.jupiter.api.Test; - -class GeneratorTest { - - private final Password password= new Password(""Secret""); - private final Alphabet firstAlphabet = new Alphabet(true,false,false,false); - private final Alphabet secondAlphabet = new Alphabet(false,true,true,true); - private final Generator generator = new Generator(true,false,false,false); -// private final Password generatedPassword = generator.GeneratePassword(4); - - @Test - void test1() { - assertEquals(""Secret"", password.toString()); - } - - @Test - void test2() { - assertEquals(firstAlphabet.getAlphabet(), Alphabet.UPPERCASE_LETTERS); - } - - @Test - void test3() { - assertEquals(secondAlphabet.getAlphabet(), Alphabet.LOWERCASE_LETTERS + Alphabet.NUMBERS + Alphabet.SYMBOLS); - } - - @Test - void test4() { - assertEquals(generator.alphabet.getAlphabet(), Alphabet.UPPERCASE_LETTERS); - } - - @Test - void test5() { - assertEquals(generator.alphabet.getAlphabet().length(), 26); - } - -} - - -// passwordGenerator/Main.java - -package projecttest.passwordGenerator; - -import java.util.Scanner; - -public class Main { - - public static final Scanner keyboard = new Scanner(System.in); - - public static void main(String[] args) { - Generator generator = new Generator(keyboard); - generator.mainLoop(); - keyboard.close(); - } -} - - -// passwordGenerator/Generator.java - -package projecttest.passwordGenerator; - -import java.util.Objects; -import java.util.Scanner; - -public class Generator { - Alphabet alphabet; - public static Scanner keyboard; - - public Generator(Scanner scanner) { - keyboard = scanner; - } - - public Generator(boolean IncludeUpper, boolean IncludeLower, boolean IncludeNum, boolean IncludeSym) { - alphabet = new Alphabet(IncludeUpper, IncludeLower, IncludeNum, IncludeSym); - } - - public void mainLoop() { - System.out.println(""Welcome to Ziz Password Services :)""); - printMenu(); - - String userOption = ""-1""; - - while (!userOption.equals(""4"")) { - - userOption = keyboard.next(); - - switch (userOption) { - case ""1"": { - requestPassword(); - printMenu(); - } - case ""2"": { - checkPassword(); - printMenu(); - } - case ""3"": { - printUsefulInfo(); - printMenu(); - } - case ""4"": printQuitMessage(); - default: { - System.out.println(); - System.out.println(""Kindly select one of the available commands""); - printMenu(); - } - } - } - } - - private Password GeneratePassword(int length) { - final StringBuilder pass = new StringBuilder(""""); - - final int alphabetLength = alphabet.getAlphabet().length(); - - int max = alphabetLength - 1; - int min = 0; - int range = max - min + 1; - - for (int i = 0; i < length; i++) { - int index = (int) (Math.random() * range) + min; - pass.append(alphabet.getAlphabet().charAt(index)); - } - - return new Password(pass.toString()); - } - - private void printUsefulInfo() { - System.out.println(); - System.out.println(""Use a minimum password length of 8 or more characters if permitted""); - System.out.println(""Include lowercase and uppercase alphabetic characters, numbers and symbols if permitted""); - System.out.println(""Generate passwords randomly where feasible""); - System.out.println(""Avoid using the same password twice (e.g., across multiple user accounts and/or software systems)""); - System.out.println(""Avoid character repetition, keyboard patterns, dictionary words, letter or number sequences,"" + - ""\nusernames, relative or pet names, romantic links (current or past) "" + - ""and biographical information (e.g., ID numbers, ancestors' names or dates).""); - System.out.println(""Avoid using information that the user's colleagues and/or "" + - ""acquaintances might know to be associated with the user""); - System.out.println(""Do not use passwords which consist wholly of any simple combination of the aforementioned weak components""); - } - - private void requestPassword() { - boolean IncludeUpper = false; - boolean IncludeLower = false; - boolean IncludeNum = false; - boolean IncludeSym = false; - - boolean correctParams = false; - - System.out.println(); - System.out.println(""Hello, welcome to the Password Generator :) answer"" - + "" the following questions by Yes or No \n""); - - do { - System.out.println(""Do you want Lowercase letters \""abcd...\"" to be used? ""); - String input = keyboard.nextLine(); - - if (isInclude(input)) IncludeLower = true; - - System.out.println(""Do you want Uppercase letters \""ABCD...\"" to be used? ""); - input = keyboard.nextLine(); - - if (isInclude(input)) IncludeUpper = true; - - System.out.println(""Do you want Numbers \""1234...\"" to be used? ""); - input = keyboard.nextLine(); - - if (isInclude(input)) IncludeNum = true; - - System.out.println(""Do you want Symbols \""!@#$...\"" to be used? ""); - input = keyboard.nextLine(); - - if (isInclude(input)) IncludeSym = true; - - //No Pool Selected - if (!IncludeUpper && !IncludeLower && !IncludeNum && !IncludeSym) { - System.out.println(""You have selected no characters to generate your "" + - ""password at least one of your answers should be Yes""); - correctParams = true; - } - - System.out.println(""Great! Now enter the length of the password""); - int length = keyboard.nextInt(); - - final Generator generator = new Generator(IncludeUpper, IncludeLower, IncludeNum, IncludeSym); - final Password password = generator.GeneratePassword(length); - - System.err.println(""Your generated password -> "" + password); - - } while (correctParams); - } - - private boolean isInclude(String Input) { - if (Input.equalsIgnoreCase(""yes"")) { - return true; - } else { - if (!Input.equalsIgnoreCase(""no"")) { - PasswordRequestError(); - } - return false; - } - } - - private void PasswordRequestError() { - System.out.println(""You have entered something incorrect let's go over it again \n""); - } - - private void checkPassword() { - String input; - final Scanner in = new Scanner(System.in); - - System.out.print(""\nEnter your password:""); - input = in.nextLine(); - - final Password p = new Password(input); - - System.out.println(p.calculateScore()); - - in.close(); - } - - private void printMenu() { - System.out.println(); - System.out.println(""Enter 1 - Password Generator""); - System.out.println(""Enter 2 - Password Strength Check""); - System.out.println(""Enter 3 - Useful Information""); - System.out.println(""Enter 4 - Quit""); - System.out.print(""Choice:""); - } - - private void printQuitMessage() { - System.out.println(""Closing the program bye bye!""); - } -} - - -// passwordGenerator/Alphabet.java - -package projecttest.passwordGenerator; - - -public class Alphabet { - - public static final String UPPERCASE_LETTERS = ""ABCDEFGHIJKLMNOPQRSTUVWXYZ""; - public static final String LOWERCASE_LETTERS = ""abcdefghijklmnopqrstuvwxyz""; - public static final String NUMBERS = ""1234567890""; - public static final String SYMBOLS = ""!@#$%^&*()-_=+\\/~?""; - - private final StringBuilder pool; - - - public Alphabet(boolean uppercaseIncluded, boolean lowercaseIncluded, boolean numbersIncluded, boolean specialCharactersIncluded) { - - pool = new StringBuilder(); - - if (uppercaseIncluded) pool.append(UPPERCASE_LETTERS); - - if (lowercaseIncluded) pool.append(LOWERCASE_LETTERS); - - if (numbersIncluded) pool.append(NUMBERS); - - if (specialCharactersIncluded) pool.append(SYMBOLS); - - } - - public String getAlphabet() { - return pool.toString(); - } -} - - -// passwordGenerator/Password.java - -package projecttest.passwordGenerator; - -public class Password { - String Value; - int Length; - - public Password(String s) { - Value = s; - Length = s.length(); - } - - public int CharType(char C) { - int val; - - // Char is Uppercase Letter - if ((int) C >= 65 && (int) C <= 90) - val = 1; - - // Char is Lowercase Letter - else if ((int) C >= 97 && (int) C <= 122) { - val = 2; - } - - // Char is Digit - else if ((int) C >= 60 && (int) C <= 71) { - val = 3; - } - - // Char is Symbol - else { - val = 4; - } - - return val; - } - - public int PasswordStrength() { - String s = this.Value; - boolean UsedUpper = false; - boolean UsedLower = false; - boolean UsedNum = false; - boolean UsedSym = false; - int type; - int Score = 0; - - for (int i = 0; i < s.length(); i++) { - char c = s.charAt(i); - type = CharType(c); - - if (type == 1) UsedUpper = true; - if (type == 2) UsedLower = true; - if (type == 3) UsedNum = true; - if (type == 4) UsedSym = true; - } - - if (UsedUpper) Score += 1; - if (UsedLower) Score += 1; - if (UsedNum) Score += 1; - if (UsedSym) Score += 1; - - if (s.length() >= 8) Score += 1; - if (s.length() >= 16) Score += 1; - - return Score; - } - - public String calculateScore() { - int Score = this.PasswordStrength(); - - if (Score == 6) { - return ""This is a very good password :D check the Useful Information section to make sure it satisfies the guidelines""; - } else if (Score >= 4) { - return ""This is a good password :) but you can still do better""; - } else if (Score >= 3) { - return ""This is a medium password :/ try making it better""; - } else { - return ""This is a weak password :( definitely find a new one""; - } - } - - @Override - public String toString() { - return Value; - } -} - - -",5,344 -springdatamongowithcluster,./ProjectTest/JAVA/springdatamongowithcluster.java,"// springdatamongowithcluster/SpringDataMongoWithClusterApplication.java - -package projecttest.springdatamongowithcluster; - -import org.springframework.beans.factory.annotation.Autowired; -import org.springframework.boot.CommandLineRunner; -import org.springframework.boot.SpringApplication; -import org.springframework.boot.autoconfigure.SpringBootApplication; -import org.springframework.data.mongodb.core.MongoTemplate; -import org.springframework.data.mongodb.core.query.Query; - -import lombok.extern.log4j.Log4j2; - - -@SpringBootApplication -@Log4j2 -public class SpringDataMongoWithClusterApplication implements CommandLineRunner { - - @Autowired - MongoTemplate mongoTemplate; - - public static void main(String[] args) { - SpringApplication.run(SpringDataMongoWithClusterApplication.class, args); - } - - @Override - public void run(String... args) { - - mongoTemplate.dropCollection(Car.class); - - mongoTemplate.save(Car.builder().name(""Tesla Model S"").build()); - mongoTemplate.save(Car.builder().name(""Tesla Model 3"").build()); - - log.info(""-------------------------------""); - log.info(""Cards found: "" + mongoTemplate.count(new Query(), Car.class)); - log.info(""-------------------------------""); - } -} - - -// springdatamongowithcluster/Car.java - -package projecttest.springdatamongowithcluster; - - -import org.springframework.data.annotation.Id; - -import lombok.Builder; - -@Builder -public class Car { - - @Id - private String id; - - private String name; -} - - -",2,51 -idcenter,./ProjectTest/JAVA/idcenter.java,"// idcenter/IdWorker.java - -package projecttest.idcenter; - -import java.text.SimpleDateFormat; -import java.util.Date; -import java.util.Random; - -/** - * from https://github.com/twitter/snowflake/blob/master/src/main/scala/com/twitter/service/snowflake/IdWorker.scala - * - * @author adyliu (imxylz@gmail.com) - * @since 1.0 - */ -public class IdWorker { - - private final long workerId; - private final long datacenterId; - private final long idepoch; - - private static final long workerIdBits = 5L; - private static final long datacenterIdBits = 5L; - private static final long maxWorkerId = -1L ^ (-1L << workerIdBits); - private static final long maxDatacenterId = -1L ^ (-1L << datacenterIdBits); - - private static final long sequenceBits = 12L; - private static final long workerIdShift = sequenceBits; - private static final long datacenterIdShift = sequenceBits + workerIdBits; - private static final long timestampLeftShift = sequenceBits + workerIdBits + datacenterIdBits; - private static final long sequenceMask = -1L ^ (-1L << sequenceBits); - - private long lastTimestamp = -1L; - private long sequence; - private static final Random r = new Random(); - - public IdWorker() { - this(1344322705519L); - } - - public IdWorker(long idepoch) { - this(r.nextInt((int) maxWorkerId), r.nextInt((int) maxDatacenterId), 0, idepoch); - } - - public IdWorker(long workerId, long datacenterId, long sequence) { - this(workerId, datacenterId, sequence, 1344322705519L); - } - - // - public IdWorker(long workerId, long datacenterId, long sequence, long idepoch) { - this.workerId = workerId; - this.datacenterId = datacenterId; - this.sequence = sequence; - this.idepoch = idepoch; - if (workerId < 0 || workerId > maxWorkerId) { - throw new IllegalArgumentException(""workerId is illegal: "" + workerId); - } - if (datacenterId < 0 || datacenterId > maxDatacenterId) { - throw new IllegalArgumentException(""datacenterId is illegal: "" + workerId); - } - if (idepoch >= System.currentTimeMillis()) { - throw new IllegalArgumentException(""idepoch is illegal: "" + idepoch); - } - } - - public long getDatacenterId() { - return datacenterId; - } - - public long getWorkerId() { - return workerId; - } - - public long getTime() { - return System.currentTimeMillis(); - } - - public long getId() { - long id = nextId(); - return id; - } - - private synchronized long nextId() { - long timestamp = timeGen(); - if (timestamp < lastTimestamp) { - throw new IllegalStateException(""Clock moved backwards.""); - } - if (lastTimestamp == timestamp) { - sequence = (sequence + 1) & sequenceMask; - if (sequence == 0) { - timestamp = tilNextMillis(lastTimestamp); - } - } else { - sequence = 0; - } - lastTimestamp = timestamp; - long id = ((timestamp - idepoch) << timestampLeftShift)// - | (datacenterId << datacenterIdShift)// - | (workerId << workerIdShift)// - | sequence; - return id; - } - - /** - * get the timestamp (millis second) of id - * @param id the nextId - * @return the timestamp of id - */ - public long getIdTimestamp(long id) { - return idepoch + (id >> timestampLeftShift); - } - - private long tilNextMillis(long lastTimestamp) { - long timestamp = timeGen(); - while (timestamp <= lastTimestamp) { - timestamp = timeGen(); - } - return timestamp; - } - - private long timeGen() { - return System.currentTimeMillis(); - } - - @Override - public String toString() { - final StringBuilder sb = new StringBuilder(""IdWorker{""); - sb.append(""workerId="").append(workerId); - sb.append("", datacenterId="").append(datacenterId); - sb.append("", idepoch="").append(idepoch); - sb.append("", lastTimestamp="").append(lastTimestamp); - sb.append("", sequence="").append(sequence); - sb.append('}'); - return sb.toString(); - } -} - - -// idcenter/Base62.java - -package projecttest.idcenter; - -/** - * A Base62 method - * - * @author adyliu (imxylz@gmail.com) - * @since 1.0 - */ -public class Base62 { - - private static final String baseDigits = ""0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ""; - private static final int BASE = baseDigits.length(); - private static final char[] digitsChar = baseDigits.toCharArray(); - private static final int FAST_SIZE = 'z'; - private static final int[] digitsIndex = new int[FAST_SIZE + 1]; - - - static { - for (int i = 0; i < FAST_SIZE; i++) { - digitsIndex[i] = -1; - } - // - for (int i = 0; i < BASE; i++) { - digitsIndex[digitsChar[i]] = i; - } - } - - public static long decode(String s) { - long result = 0L; - long multiplier = 1; - for (int pos = s.length() - 1; pos >= 0; pos--) { - int index = getIndex(s, pos); - result += index * multiplier; - multiplier *= BASE; - } - return result; - } - - public static String encode(long number) { - if (number < 0) throw new IllegalArgumentException(""Number(Base62) must be positive: "" + number); - if (number == 0) return ""0""; - StringBuilder buf = new StringBuilder(); - while (number != 0) { - buf.append(digitsChar[(int) (number % BASE)]); - number /= BASE; - } - return buf.reverse().toString(); - } - - private static int getIndex(String s, int pos) { - char c = s.charAt(pos); - if (c > FAST_SIZE) { - throw new IllegalArgumentException(""Unknow character for Base62: "" + s); - } - int index = digitsIndex[c]; - if (index == -1) { - throw new IllegalArgumentException(""Unknow character for Base62: "" + s); - } - return index; - } -} - - -// idcenter/Main.java - -package projecttest.idcenter; - -import java.io.BufferedWriter; -import java.io.FileWriter; -import java.io.IOException; - -public class Main { - - - public static void main(String[] args) { - if (args.length != 3) { - System.err.println(""Usage: java -jar idcenter.jar ""); - System.err.println(""Subcommands\nidworker: Sequential ID Creation\nsidworker: Timestamp-based ID Creation""); - return; - } - - String subcommand = args[0]; - int num = Integer.parseInt(args[1]); - String output = args[2]; - - if (subcommand.equals(""idworker"")) { - final long idepo = System.currentTimeMillis() - 3600 * 1000L; - IdWorker iw = new IdWorker(1, 1, 0, idepo); - IdWorker iw2 = new IdWorker(idepo); - try (BufferedWriter writer = new BufferedWriter(new FileWriter(output))) { - for (int i = 0; i < num; i++) { - long id = iw.getId(); - long idTimeStamp = iw.getIdTimestamp(id); - long id2 = iw2.getId(); - long idTimeStamp2 = iw2.getIdTimestamp(id2); - writer.write(""IdWorker1: "" + id + "", timestamp: "" + idTimeStamp + ""\n""); - writer.write(""IdWorker2: "" + id2 + "", timestamp: "" + idTimeStamp2 + ""\n""); - } - } catch (IOException e) { - e.printStackTrace(); - } - } else if (subcommand.equals(""sidworker"")) { - try (BufferedWriter writer = new BufferedWriter(new FileWriter(output))) { - for (int i = 0; i < num; i++) { - long sid = SidWorker.nextSid(); - writer.write(""SidWorker: "" + sid + ""\n""); - } - } catch (IOException e) { - e.printStackTrace(); - } - } else { - System.err.println(""Usage: java -jar idcenter.jar ""); - System.err.println(""Subcommands\nidworker: Sequential ID Creation\nsidworker: Timestamp-based ID Creation""); - } - } -} - -// idcenter/SidWorker.java - -package projecttest.idcenter; - -import java.text.SimpleDateFormat; -import java.util.Date; - -/** - * generator of 19 bits number with timestamp - * - * @author adyliu (imxylz@gmail.com) - * @since 2016-06-28 - */ -public class SidWorker { - - private static long lastTimestamp = -1L; - private static int sequence = 0; - private static final long MAX_SEQUENCE = 100; - private static final SimpleDateFormat format = new SimpleDateFormat(""yyyyMMddHHmmssSSS""); - - /** - * 19 bits number with timestamp (20160628175532000002) - * - * @return 19 bits number with timestamp - */ - public static synchronized long nextSid() { - long now = timeGen(); - if (now == lastTimestamp) { - if (sequence++ > MAX_SEQUENCE) { - now = tilNextMillis(lastTimestamp); - sequence = 0; - } - } else { - sequence = 0; - } - lastTimestamp = now; - // - return 100L * Long.parseLong(format.format(new Date(now))) + sequence; - } - - private static long tilNextMillis(long lastTimestamp) { - long timestamp = timeGen(); - while (timestamp <= lastTimestamp) { - timestamp = timeGen(); - } - return timestamp; - } - - private static long timeGen() { - return System.currentTimeMillis(); - } -} - - -",4,295 -PongGame,./ProjectTest/JAVA/PongGame.java,"// PongGame/Score.java - -package projecttest.PongGame; - -import java.awt.*; - -public class Score extends Rectangle{ - static int GAME_WIDTH; - static int GAME_HEIGHT; - int player1; - int player2; - - Score(int GAME_WIDTH, int GAME_HEIGHT){ - Score.GAME_WIDTH = GAME_WIDTH; - Score.GAME_HEIGHT=GAME_HEIGHT; - } - public void draw(Graphics g){ - g.setColor(Color.white); - g.setFont(new Font(""Consolas"", Font.PLAIN,60)); - g.drawLine(GAME_WIDTH/2,0,GAME_WIDTH/2,GAME_HEIGHT); - g.drawString(String.valueOf(player1/10)+String.valueOf(player1%10), (GAME_WIDTH/2)-85, 50); - g.drawString(String.valueOf(player2/10)+String.valueOf(player2%10), (GAME_WIDTH/2)+20, 50); - } -} - - -// PongGame/GameFrame.java - -package projecttest.PongGame; - -import java.awt.*; -import javax.swing.*; - - -public class GameFrame extends JFrame{ - - GamePanel panel; - GameFrame(){ - panel = new GamePanel(); - this.add(panel); - this.setTitle(""Pong Game""); - this.setResizable(false); - this.setBackground(Color.black); - this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); - this.pack(); - this.setVisible(true); - this.setLocationRelativeTo(null); - - } -} - - -// PongGame/Paddle.java - -package projecttest.PongGame; - -import java.awt.*; -import java.awt.event.*; - - -public class Paddle extends Rectangle{ - int id; - int yVelocity; - int speed=10; - Paddle(int x, int y, int PADDLE_WIDTH, int PADDLE_HEIGHT, int id){ - super(x,y,PADDLE_WIDTH,PADDLE_HEIGHT); - this.id=id; - } - - public void keyPressed(KeyEvent e){ - switch (id){ - case 1: - if(e.getKeyCode()==KeyEvent.VK_W){ - setYDirection(-speed); - move(); - } - if(e.getKeyCode()==KeyEvent.VK_S){ - setYDirection(speed); - move(); - } - break; - case 2: - if(e.getKeyCode()==KeyEvent.VK_UP){ - setYDirection(-speed); - move(); - } - if(e.getKeyCode()==KeyEvent.VK_DOWN){ - setYDirection(speed); - move(); - } - break; - } - } - public void keyReleased(KeyEvent e){ - switch (id){ - case 1: - if(e.getKeyCode()==KeyEvent.VK_W){ - setYDirection(0); - move(); - } - if(e.getKeyCode()==KeyEvent.VK_S){ - setYDirection(0); - move(); - } - break; - case 2: - if(e.getKeyCode()==KeyEvent.VK_UP){ - setYDirection(0); - move(); - } - if(e.getKeyCode()==KeyEvent.VK_DOWN){ - setYDirection(0); - move(); - } - break; - } - } - public void setYDirection(int yDirection){ - yVelocity = yDirection; - } - public void move(){ - y=y+yVelocity; - } - public void draw(Graphics g){ - if (id==1) - g.setColor(Color.BLUE); - else - g.setColor(Color.red); - g.fillRect(x, y, width, height); - } -} - - -// PongGame/PongGame.java - -package projecttest.PongGame; - -public class PongGame { - - public static void main(String[] args) { - - GameFrame frame = new GameFrame(); - - } -} - - -// PongGame/Ball.java - -package projecttest.PongGame; - -import java.awt.*; -import java.util.*; - - -public class Ball extends Rectangle{ - - Random random; - int xVelocity; - int yVelocity; - int initialSpeed = 4 ; - - Ball(int x, int y, int width, int height){ - super(x, y, width, height); - random = new Random(); - int randomXDirection = random.nextInt(2); - - if(randomXDirection==0) - randomXDirection--; - setXDirection(randomXDirection*initialSpeed); - - int randomYDirection = random.nextInt(2); - - if(randomYDirection==0) - randomYDirection--; - setXDirection(randomYDirection*initialSpeed); - } - - public void setXDirection(int randomXDirection){ - xVelocity = randomXDirection; - - } - public void setYDirection(int randomYDirection){ - yVelocity=randomYDirection; - } - public void move(){ - x+=xVelocity; - y+=yVelocity; - } - public void draw(Graphics g){ - g.setColor(Color.white); - g.fillOval(x, y, height, width); - } -} - - -// PongGame/GamePanel.java - -package projecttest.PongGame; - -import java.awt.*; -import java.awt.event.*; -import java.util.*; -import javax.swing.*; - -public class GamePanel extends JPanel implements Runnable{ - - static final int GAME_WIDTH = 1000; - static final int GAME_HEIGHT = (int)(GAME_WIDTH * (0.5555)); - static final Dimension SCREEN_SIZE = new Dimension(GAME_WIDTH,GAME_HEIGHT); - static final int BALL_DIAMETER = 20; - static final int PADDLE_WIDTH = 25; - static final int PADDLE_HEIGHT = 100; - Thread gameThread; - Image image; - Graphics graphics; - Random random; - Paddle paddle1; - Paddle paddle2; - Ball ball; - Score score; - - GamePanel(){ - newPaddles(); - newBall(); - score = new Score(GAME_WIDTH,GAME_HEIGHT); - this.setFocusable(true); - this.addKeyListener(new AL()); - this.setPreferredSize(SCREEN_SIZE); - - gameThread = new Thread(this); - gameThread.start(); - } - - public void newBall() { - random = new Random(); - ball = new Ball((GAME_WIDTH/2)-(BALL_DIAMETER/2),random.nextInt(GAME_HEIGHT-BALL_DIAMETER),BALL_DIAMETER,BALL_DIAMETER); - } - public void newPaddles() { - paddle1 = new Paddle(0,(GAME_HEIGHT/2)-(PADDLE_HEIGHT/2),PADDLE_WIDTH,PADDLE_HEIGHT,1); - paddle2 = new Paddle(GAME_WIDTH-PADDLE_WIDTH,(GAME_HEIGHT/2)-(PADDLE_HEIGHT/2),PADDLE_WIDTH,PADDLE_HEIGHT,2); - } - public void paint(Graphics g) { - image = createImage(getWidth(),getHeight()); - graphics = image.getGraphics(); - draw(graphics); - g.drawImage(image,0,0,this); - } - public void draw(Graphics g) { - paddle1.draw(g); - paddle2.draw(g); - ball.draw(g); - score.draw(g); -Toolkit.getDefaultToolkit().sync(); // I forgot to add this line of code in the video, it helps with the animation - - } - public void move() { - paddle1.move(); - paddle2.move(); - ball.move(); - } - public void checkCollision() { - - //bounce ball off top & bottom window edges - if(ball.y <=0) { - ball.setYDirection(-ball.yVelocity); - } - if(ball.y >= GAME_HEIGHT-BALL_DIAMETER) { - ball.setYDirection(-ball.yVelocity); - } - //bounce ball off paddles - if(ball.intersects(paddle1)) { - ball.xVelocity = Math.abs(ball.xVelocity); - ball.xVelocity++; //optional for more difficulty - if(ball.yVelocity>0) - ball.yVelocity++; //optional for more difficulty - else - ball.yVelocity--; - ball.setXDirection(ball.xVelocity); - ball.setYDirection(ball.yVelocity); - } - if(ball.intersects(paddle2)) { - ball.xVelocity = Math.abs(ball.xVelocity); - ball.xVelocity++; //optional for more difficulty - if(ball.yVelocity>0) - ball.yVelocity++; //optional for more difficulty - else - ball.yVelocity--; - ball.setXDirection(-ball.xVelocity); - ball.setYDirection(ball.yVelocity); - } - //stops paddles at window edges - if(paddle1.y<=0) - paddle1.y=0; - if(paddle1.y >= (GAME_HEIGHT-PADDLE_HEIGHT)) - paddle1.y = GAME_HEIGHT-PADDLE_HEIGHT; - if(paddle2.y<=0) - paddle2.y=0; - if(paddle2.y >= (GAME_HEIGHT-PADDLE_HEIGHT)) - paddle2.y = GAME_HEIGHT-PADDLE_HEIGHT; - //give a player 1 point and creates new paddles & ball - if(ball.x <=0) { - score.player2++; - newPaddles(); - newBall(); - System.out.println(""Player 2: ""+score.player2); - } - if(ball.x >= GAME_WIDTH-BALL_DIAMETER) { - score.player1++; - newPaddles(); - newBall(); - System.out.println(""Player 1: ""+score.player1); - } - } - public void run() { - //game loop - long lastTime = System.nanoTime(); - double amountOfTicks =60.0; - double ns = 1000000000 / amountOfTicks; - double delta = 0; - while(true) { - long now = System.nanoTime(); - delta += (now -lastTime)/ns; - lastTime = now; - if(delta >=1) { - move(); - checkCollision(); - repaint(); - delta--; - } - } - } - public class AL extends KeyAdapter{ - public void keyPressed(KeyEvent e) { - paddle1.keyPressed(e); - paddle2.keyPressed(e); - } - public void keyReleased(KeyEvent e) { - paddle1.keyReleased(e); - paddle2.keyReleased(e); - } - } -} - - -",6,321 -Actor_relationship_game,./ProjectTest/JAVA/Actor_relationship_game.java,"// Actor_relationship_game/GraphCreation.java - -package projecttest.Actor_relationship_game; - -import com.google.gson.JsonArray; -import com.google.gson.JsonElement; -import com.google.gson.JsonObject; -import com.google.gson.JsonParser; -import java.io.FileOutputStream; -import java.io.IOException; -import java.io.ObjectOutputStream; - -public class GraphCreation { - private final TMDBApi tmdbApi; - private final ActorGraph actorGraph; - - public GraphCreation() { - this.tmdbApi = new TMDBApi(); - this.actorGraph = new ActorGraph(); - } - - public void createGraph(String fileName) throws IOException { - populateGraphWithActors(); - saveGraphToFile(fileName); - } - - private void populateGraphWithActors() throws IOException { - String popularActorsJson = tmdbApi.searchPopularActors(); - JsonArray actorsArray = JsonParser.parseString(popularActorsJson) - .getAsJsonObject().getAsJsonArray(""results""); - - for (JsonElement actorElement : actorsArray) { - processActorElement(actorElement); - } - } - - private void processActorElement(JsonElement actorElement) throws IOException { - JsonObject actorObject = actorElement.getAsJsonObject(); - String actorId = actorObject.get(""id"").getAsString(); - String actorName = actorObject.get(""name"").getAsString(); - - Actor actor = new Actor(actorId, actorName); - actorGraph.addActor(actor); - populateGraphWithMoviesForActor(actorId); - } - - private void populateGraphWithMoviesForActor(String actorId) throws IOException { - String moviesJson = tmdbApi.getMoviesByActorId(actorId); - JsonArray moviesArray = JsonParser.parseString(moviesJson) - .getAsJsonObject().getAsJsonArray(""cast""); - - for (JsonElement movieElement : moviesArray) { - processMovieElement(movieElement, actorId); - } - } - - private void processMovieElement(JsonElement movieElement, String actorId) { - JsonObject movieObject = movieElement.getAsJsonObject(); - String movieId = movieObject.get(""id"").getAsString(); - String movieTitle = movieObject.get(""title"").getAsString(); - - Movie movie = new Movie(movieId, movieTitle); - actorGraph.addMovie(movie); - actorGraph.addActorToMovie(actorId, movieId); - } - - private void saveGraphToFile(String fileName) throws IOException { - try (FileOutputStream fileOut = new FileOutputStream(fileName); - ObjectOutputStream out = new ObjectOutputStream(fileOut)) { - out.writeObject(actorGraph); - System.out.println(""Serialized data is saved in ""+fileName); - } - } - - public static void main(String[] args) { - try { - String fileName = args[0]; - new GraphCreation().createGraph(fileName); - } catch (IOException e) { - e.printStackTrace(); - } - } -} - - - -// Actor_relationship_game/Actor.java - -package projecttest.Actor_relationship_game; - -import java.io.Serializable; -import java.util.HashSet; -import java.util.Set; - -public class Actor implements Serializable{ - private static final long serialVersionUID=1L; - private String id; - private String name; - private Set movieIds; // Store movie IDs - - public Actor(String id, String name) { - this.id = id; - this.name = name; - this.movieIds = new HashSet<>(); - } - - // Getters and setters - public Set getMovieIds() { - return movieIds; - } - public String getId() { - return id; - } - public String getName() { - return name; - } - public void setId(String id) { - this.id = id; - } - public void setMovieIds(Set movieIds) { - this.movieIds = movieIds; - } - public void setName(String name) { - this.name = name; - } -} - - -// Actor_relationship_game/ActorGraph.java - -package projecttest.Actor_relationship_game; - -import java.io.Serializable; -import java.util.*; - -public class ActorGraph implements Serializable { - private static final long serialVersionUID=1L; - private Map actors; - private Map movies; - private Map nameToIdMap; - private Map idToNameMap; - - public ActorGraph() { - this.actors = new HashMap<>(); - this.movies = new HashMap<>(); - this.nameToIdMap = new HashMap<>(); - this.idToNameMap = new HashMap<>(); - } - - // getters - public Map getActors() { - return actors; - } - public Map getMovies() { - return movies; - } - public Map getIdToNameMap() { - return idToNameMap; - } - public Map getNameToIdMap() { - return nameToIdMap; - } - public static long getSerialVersionUID() { - return serialVersionUID; - } - - // Methods - public void addActor(Actor actor) { - actors.putIfAbsent(actor.getId(), actor); - nameToIdMap.put(actor.getName(), actor.getId()); - idToNameMap.put(actor.getId(), actor.getName()); - } - - public void addMovie(Movie movie) { - movies.putIfAbsent(movie.getId(), movie); - } - - public String getActorIdByName(String name) { - return nameToIdMap.get(name); - } - - public String getActorNameById(String id) { - return idToNameMap.get(id); - } - - public List getAllActorNames() { - return new ArrayList<>(nameToIdMap.keySet()); - } - - /** - * This connects an actor to a movie. - * It's useful for building the graph based on TMDB API data. - */ - public void addActorToMovie(String actorId, String movieId) { - if (actors.containsKey(actorId) && movies.containsKey(movieId)) { - Actor actor = actors.get(actorId); - Movie movie = movies.get(movieId); - actor.getMovieIds().add(movieId); - movie.getActorIds().add(actorId); - } - } - - /** - * Implements BFS to find the shortest path from startActorId to endActorId. - * It uses a queue for BFS and a map (visited) to track the visited actors and their previous actor in the path. - */ - public List> findConnectionWithPath(String startActorId, String endActorId) { - if (!actors.containsKey(startActorId) || !actors.containsKey(endActorId)) { - return Collections.emptyList(); - } - - Queue queue = new LinkedList<>(); - Map visited = new HashMap<>(); - Map previousMovie = new HashMap<>(); - queue.add(startActorId); - visited.put(startActorId, null); - - while (!queue.isEmpty()) { - String currentActorId = queue.poll(); - Actor currentActor = actors.get(currentActorId); - - for (String movieId : currentActor.getMovieIds()) { - Movie movie = movies.get(movieId); - for (String coActorId : movie.getActorIds()) { - if (!visited.containsKey(coActorId)) { - visited.put(coActorId, currentActorId); - previousMovie.put(coActorId, movieId); - queue.add(coActorId); - - if (coActorId.equals(endActorId)) { - return buildPath(visited, previousMovie, endActorId); - } - } - } - } - } - - return Collections.emptyList(); - } - - /** - * Helper method to construct the path from the endActorId back to the startActorId using the visited map. - */ - private List> buildPath(Map visited, Map previousMovie, String endActorId) { - LinkedList> path = new LinkedList<>(); - String current = endActorId; - while (current != null) { - String movieId = previousMovie.get(current); - String movieName = (movieId != null) ? movies.get(movieId).getTitle() : ""Start""; - path.addFirst(new AbstractMap.SimpleEntry<>(idToNameMap.get(current), movieName)); - current = visited.get(current); - } - return path; - } -} - - - -// Actor_relationship_game/TMDBApi.java - -package projecttest.Actor_relationship_game; - -import okhttp3.OkHttpClient; -import okhttp3.Request; -import okhttp3.Response; -import java.io.IOException; - -public class TMDBApi { - private final OkHttpClient client; - private final String apiKey = System.getenv(""TMDB_API_KEY""); // get API Key from environmental variable - - public TMDBApi() { - this.client = new OkHttpClient(); - } - - public String getMoviesByActorId(String actorId) throws IOException { - String url = ""https://api.themoviedb.org/3/person/"" + actorId + ""/movie_credits?api_key="" + apiKey; - Request request = new Request.Builder().url(url).build(); - - try (Response response = client.newCall(request).execute()) { - if (!response.isSuccessful()) { - throw new IOException(""Unexpected code "" + response); - } - return response.body().string(); - } - } - - - public String searchPopularActors() throws IOException { - String url = ""https://api.themoviedb.org/3/person/popular?api_key="" + apiKey; - Request request = new Request.Builder().url(url).build(); - - try (Response response = client.newCall(request).execute()) { - if (!response.isSuccessful()) { - throw new IOException(""Unexpected code "" + response); - } - return response.body().string(); - } - } - - -} - - -// Actor_relationship_game/Movie.java - -package projecttest.Actor_relationship_game; - -import java.io.Serializable; -import java.util.HashSet; -import java.util.Set; - -public class Movie implements Serializable { - private static final long serialVersionUID=1L; - - private String id; - private String title; - private Set actorIds; // Store actor IDs - - public Movie(String id, String title) { - this.id = id; - this.title = title; - this.actorIds = new HashSet<>(); - } - - // Getters and setters - public String getId() { - return id; - } - public Set getActorIds() { - return actorIds; - } - public String getTitle() { - return title; - } - public void setId(String id) { - this.id = id; - } - public void setActorIds(Set actorIds) { - this.actorIds = actorIds; - } - public void setTitle(String title) { - this.title = title; - } - -} - - - -// Actor_relationship_game/ActorGraphUtil.java - -package projecttest.Actor_relationship_game; - -import java.io.*; -import java.util.List; - -public class ActorGraphUtil { - - public static void main(String[] args) { - String graphPath = args[0]; - String filePath = args[1]; - ActorGraph actorGraph = loadGraph(graphPath); - if (actorGraph != null) { - List actorNames = actorGraph.getAllActorNames(); - writeActorsToFile(actorNames, filePath); - System.out.println(""Actors list has been saved to "" + filePath); - } else { - System.out.println(""Failed to load the graph.""); - } - } - - protected static ActorGraph loadGraph(String graphPath) { - try (FileInputStream fileIn = new FileInputStream(graphPath); - ObjectInputStream in = new ObjectInputStream(fileIn)) { - return (ActorGraph) in.readObject(); - } catch (Exception e) { - e.printStackTrace(); - return null; - } - } - - protected static void writeActorsToFile(List actorNames, String fileName) { - try (BufferedWriter writer = new BufferedWriter(new FileWriter(fileName))) { - for (String name : actorNames) { - writer.write(name); - writer.newLine(); - } - } catch (IOException e) { - e.printStackTrace(); - } - } -} - - - -// Actor_relationship_game/GameplayInterface.java - -package projecttest.Actor_relationship_game; - -import java.io.*; -import java.util.*; -import java.util.List; - -public class GameplayInterface { - private ActorGraph actorGraph; - - public void setActorGraph(ActorGraph actorGraph) { - this.actorGraph = actorGraph; - } - - - public void loadGraph(String fileName) { - try (FileInputStream fileIn = new FileInputStream(fileName); - ObjectInputStream in = new ObjectInputStream(fileIn)) { - actorGraph = (ActorGraph) in.readObject(); - System.out.println(""Graph successfully loaded.""); - } catch (Exception e) { - e.printStackTrace(); - } - } - - public void findConnections(List actorPairs, String outputFilePath) { - try (PrintWriter writer = new PrintWriter(new FileWriter(outputFilePath))) { - for (String[] pair : actorPairs) { - if (pair.length != 2) { - System.out.println(""Invalid actor pair. Skipping.""); - continue; - } - - String actor1Name = pair[0]; - String actor2Name = pair[1]; - - // Assuming getActorIdByName is a method in ActorGraph that returns the actor's ID given a name - String actor1Id = actorGraph.getActorIdByName(actor1Name); - String actor2Id = actorGraph.getActorIdByName(actor2Name); - - if (actor1Id == null || actor2Id == null) { - writer.println(""One or both actors not found in the graph.""); - continue; - } - - List> connectionPath = actorGraph.findConnectionWithPath(actor1Id, actor2Id); - - if (connectionPath.isEmpty()) { - writer.println(""===================================================""); - writer.println(""No connection found between "" + actor1Name + "" and "" + actor2Name + "".""); - writer.println(""===================================================""); - writer.println(); - } else { - writer.println(""===================================================""); - writer.println(""Connection Number between "" + actor1Name + "" and "" + actor2Name + "":"" + (connectionPath.size() - 1)); - writer.println(""Connection path between "" + actor1Name + "" and "" + actor2Name + "":""); - for (int i = 0; i < connectionPath.size(); i++) { - Map.Entry step = connectionPath.get(i); - writer.println((i + 1) + "". "" + step.getKey() + "": "" + step.getValue()); - } - writer.println(""===================================================""); - writer.println(); - } - } - } catch (IOException e){ - e.printStackTrace(); - } - } - - - private static List readActorsFromFile(String fileName) { - List actors = new ArrayList<>(); - try (BufferedReader reader = new BufferedReader(new FileReader(fileName))) { - String line; - while ((line = reader.readLine()) != null) { - actors.add(line.trim()); - } - } catch (IOException e) { - e.printStackTrace(); - } - return actors; - } - - private static List generateAllActorPairs(String fileName) { - List actors = readActorsFromFile(fileName); - List pairs = new ArrayList<>(); - - for (int i = 0; i < actors.size(); i++) { - for (int j = i + 1; j < actors.size(); j++) { - pairs.add(new String[]{actors.get(i), actors.get(j)}); - } - } - - return pairs; - } - - public static void main(String[] args) { - String graphPath = args[0]; - String actorPath = args[1]; - String filePath = args[2]; - - GameplayInterface gameplay = new GameplayInterface(); - gameplay.loadGraph(graphPath); - - List actorPairs = generateAllActorPairs(actorPath); - gameplay.findConnections(actorPairs,filePath); - } -} - - - -",7,479 -springreactivenonreactive,./ProjectTest/JAVA/springreactivenonreactive.java,"// springreactivenonreactive/repository/NonReactiveRepository.java - -package projecttest.springreactivenonreactive.repository; - -import org.springframework.data.mongodb.repository.MongoRepository; -import org.springframework.stereotype.Repository; - -import projecttest.springreactivenonreactive.model.Message; - -@Repository -public interface NonReactiveRepository extends MongoRepository { - -} - - -// springreactivenonreactive/repository/ReactiveRepository.java - -package projecttest.springreactivenonreactive.repository; - -import org.springframework.data.mongodb.repository.ReactiveMongoRepository; -import org.springframework.stereotype.Repository; - -import projecttest.springreactivenonreactive.model.Message; - -@Repository -public interface ReactiveRepository extends ReactiveMongoRepository { - -} - - -// springreactivenonreactive/model/Message.java - -package projecttest.springreactivenonreactive.model; - -import java.util.Date; - -import javax.validation.constraints.NotBlank; -import javax.validation.constraints.NotNull; - -import org.springframework.data.annotation.Id; -import org.springframework.data.mongodb.core.mapping.Document; - -import lombok.Getter; -import lombok.NoArgsConstructor; -import lombok.Setter; -import lombok.ToString; - -@Document(collection = ""messages"") -@Getter -@Setter -@NoArgsConstructor -@ToString -public class Message { - - @Id - private String id; - - @NotBlank - private String content; - - @NotNull - private Date createdAt = new Date(); - -} - -// springreactivenonreactive/controller/WebFluxController.java - -package projecttest.springreactivenonreactive.controller; - -import javax.validation.Valid; - -import org.springframework.beans.factory.annotation.Autowired; -import org.springframework.web.bind.annotation.DeleteMapping; -import org.springframework.web.bind.annotation.PathVariable; -import org.springframework.web.bind.annotation.PostMapping; -import org.springframework.web.bind.annotation.RequestBody; -import org.springframework.web.bind.annotation.RequestMapping; -import org.springframework.web.bind.annotation.RestController; - -import projecttest.springreactivenonreactive.model.Message; -import projecttest.springreactivenonreactive.repository.ReactiveRepository; - -import reactor.core.publisher.Mono; - -@RestController -public class WebFluxController { - - @Autowired - ReactiveRepository reactiveRepository; - - @RequestMapping(""/webflux/{id}"") - public Mono findByIdReactive(@PathVariable(value = ""id"") String id) { - return reactiveRepository.findById(id); - } - - @PostMapping(""/webflux"") - public Mono postReactive(@Valid @RequestBody Message message) { - return reactiveRepository.save(message); - } - - @DeleteMapping(""/webflux"") - public Mono deleteAllReactive() { - return reactiveRepository.deleteAll(); - } -} - - - -// springreactivenonreactive/controller/MVCSyncController.java - -package projecttest.springreactivenonreactive.controller; - -import javax.validation.Valid; - -import org.springframework.beans.factory.annotation.Autowired; -import org.springframework.web.bind.annotation.PathVariable; -import org.springframework.web.bind.annotation.PostMapping; -import org.springframework.web.bind.annotation.RequestBody; -import org.springframework.web.bind.annotation.RequestMapping; -import org.springframework.web.bind.annotation.RestController; - -import projecttest.springreactivenonreactive.model.Message; -import projecttest.springreactivenonreactive.repository.NonReactiveRepository; - -@RestController -public class MVCSyncController { - - @Autowired - NonReactiveRepository nonReactiveRepository; - - @RequestMapping(""/mvcsync/{id}"") - public Message findById(@PathVariable(value = ""id"") String id) { - return nonReactiveRepository.findById(id).orElse(null); - } - - @PostMapping(""/mvcsync"") - public Message post(@Valid @RequestBody Message message) { - return nonReactiveRepository.save(message); - } -} - - - -// springreactivenonreactive/controller/MVCAsyncController.java - -package projecttest.springreactivenonreactive.controller; - -import java.util.concurrent.CompletableFuture; - -import javax.validation.Valid; - -import org.springframework.beans.factory.annotation.Autowired; -import org.springframework.web.bind.annotation.PathVariable; -import org.springframework.web.bind.annotation.PostMapping; -import org.springframework.web.bind.annotation.RequestBody; -import org.springframework.web.bind.annotation.RequestMapping; -import org.springframework.web.bind.annotation.RestController; - -import projecttest.springreactivenonreactive.model.Message; -import projecttest.springreactivenonreactive.repository.NonReactiveRepository; - -@RestController -public class MVCAsyncController { - - @Autowired - NonReactiveRepository nonReactiveRepository; - - @RequestMapping(""/mvcasync/{id}"") - public CompletableFuture findById(@PathVariable(value = ""id"") String id) { - return CompletableFuture.supplyAsync(() -> nonReactiveRepository.findById(id).orElse(null)); - } - - @PostMapping(""/mvcasync"") - public CompletableFuture post(@Valid @RequestBody Message message) { - return CompletableFuture.supplyAsync(() -> nonReactiveRepository.save(message)); - } -} - - - -// springreactivenonreactive/SpringMvcVsWebfluxApplication.java - -package projecttest.springreactivenonreactive; - -import org.springframework.boot.SpringApplication; -import org.springframework.boot.autoconfigure.SpringBootApplication; - -@SpringBootApplication -public class SpringMvcVsWebfluxApplication { - - public static void main(String[] args) { - SpringApplication.run(SpringMvcVsWebfluxApplication.class, args); - } - -} - - -",7,170 -redis,./ProjectTest/JAVA/redis.java,"// redis/RedisConfigurationBuilder.java - -package projecttest.redis; - -import org.apache.ibatis.cache.CacheException; -import org.apache.ibatis.io.Resources; -import org.apache.ibatis.reflection.MetaObject; -import org.apache.ibatis.reflection.SystemMetaObject; - -import java.io.IOException; -import java.io.InputStream; -import java.util.Arrays; -import java.util.Map; -import java.util.Properties; - -/** - * Converter from the Config to a proper {@link RedisConfig}. - * - * @author Eduardo Macarron - */ -final class RedisConfigurationBuilder { - - /** - * This class instance. - */ - private static final RedisConfigurationBuilder INSTANCE = new RedisConfigurationBuilder(); - - protected static final String SYSTEM_PROPERTY_REDIS_PROPERTIES_FILENAME = ""redis.properties.filename""; - - protected static final String REDIS_RESOURCE = ""redis.properties""; - - /** - * Hidden constructor, this class can't be instantiated. - */ - private RedisConfigurationBuilder() { - } - - /** - * Return this class instance. - * - * @return this class instance. - */ - public static RedisConfigurationBuilder getInstance() { - return INSTANCE; - } - - /** - * Parses the Config and builds a new {@link RedisConfig}. - * - * @return the converted {@link RedisConfig}. - */ - public RedisConfig parseConfiguration() { - return parseConfiguration(getClass().getClassLoader()); - } - - /** - * Parses the Config and builds a new {@link RedisConfig}. - * - * @param the {@link ClassLoader} used to load the {@code memcached.properties} file in classpath. - * @return the converted {@link RedisConfig}. - */ - public RedisConfig parseConfiguration(ClassLoader classLoader) { - Properties config = new Properties(); - - String redisPropertiesFilename = System.getProperty(SYSTEM_PROPERTY_REDIS_PROPERTIES_FILENAME, REDIS_RESOURCE); - - try (InputStream input = classLoader.getResourceAsStream(redisPropertiesFilename)) { - if (input != null) { - config.load(input); - } - } catch (IOException e) { - throw new RuntimeException( - ""An error occurred while reading classpath property '"" + redisPropertiesFilename + ""', see nested exceptions"", - e); - } - - RedisConfig jedisConfig = new RedisConfig(); - setConfigProperties(config, jedisConfig); - return jedisConfig; - } - - private void setConfigProperties(Properties properties, RedisConfig jedisConfig) { - if (properties != null) { - MetaObject metaCache = SystemMetaObject.forObject(jedisConfig); - for (Map.Entry entry : properties.entrySet()) { - String name = (String) entry.getKey(); - // All prefix of 'redis.' on property values - if (name != null && name.startsWith(""redis."")) { - name = name.substring(6); - } else { - // Skip non prefixed properties - continue; - } - String value = (String) entry.getValue(); - if (""serializer"".equals(name)) { - if (""kryo"".equalsIgnoreCase(value)) { - jedisConfig.setSerializer(KryoSerializer.INSTANCE); - } else if (!""jdk"".equalsIgnoreCase(value)) { - // Custom serializer is not supported yet. - throw new CacheException(""Unknown serializer: '"" + value + ""'""); - } - } else if (Arrays.asList(""sslSocketFactory"", ""sslParameters"", ""hostnameVerifier"").contains(name)) { - setInstance(metaCache, name, value); - } else if (metaCache.hasSetter(name)) { - Class type = metaCache.getSetterType(name); - if (String.class == type) { - metaCache.setValue(name, value); - } else if (int.class == type || Integer.class == type) { - metaCache.setValue(name, Integer.valueOf(value)); - } else if (long.class == type || Long.class == type) { - metaCache.setValue(name, Long.valueOf(value)); - } else if (short.class == type || Short.class == type) { - metaCache.setValue(name, Short.valueOf(value)); - } else if (byte.class == type || Byte.class == type) { - metaCache.setValue(name, Byte.valueOf(value)); - } else if (float.class == type || Float.class == type) { - metaCache.setValue(name, Float.valueOf(value)); - } else if (boolean.class == type || Boolean.class == type) { - metaCache.setValue(name, Boolean.valueOf(value)); - } else if (double.class == type || Double.class == type) { - metaCache.setValue(name, Double.valueOf(value)); - } else { - throw new CacheException(""Unsupported property type: '"" + name + ""' of type "" + type); - } - } - } - } - } - - protected void setInstance(MetaObject metaCache, String name, String value) { - if (value == null || value.isEmpty()) { - return; - } - Object instance; - try { - Class clazz = Resources.classForName(value); - instance = clazz.getDeclaredConstructor().newInstance(); - } catch (Exception e) { - throw new CacheException(""Could not instantiate class: '"" + value + ""'."", e); - } - metaCache.setValue(name, instance); - } - -} - - -// redis/KryoSerializer.java - -package projecttest.redis; - -import com.esotericsoftware.kryo.kryo5.Kryo; -import com.esotericsoftware.kryo.kryo5.io.Input; -import com.esotericsoftware.kryo.kryo5.io.Output; - -import java.util.Arrays; -import java.util.Set; -import java.util.concurrent.ConcurrentHashMap; - -/** - * SerializeUtil with Kryo, which is faster and less space consuming. - * - * @author Lei Jiang(ladd.cn@gmail.com) - */ -public enum KryoSerializer implements Serializer { - // Enum singleton, which is preferred approach since Java 1.5 - INSTANCE; - - /** - * kryo is thread-unsafe, use ThreadLocal. - */ - private ThreadLocal kryos = ThreadLocal.withInitial(Kryo::new); - - /** - * Classes which can not resolved by default kryo serializer, which occurs very - * rare(https://github.com/EsotericSoftware/kryo#using-standard-java-serialization) For these classes, we will use - * fallbackSerializer(use JDKSerializer now) to resolve. - */ - private Set> unnormalClassSet; - - /** - * Hash codes of unnormal bytes which can not resolved by default kryo serializer, which will be resolved by - * fallbackSerializer - */ - private Set unnormalBytesHashCodeSet; - private Serializer fallbackSerializer; - - private KryoSerializer() { - unnormalClassSet = ConcurrentHashMap.newKeySet(); - unnormalBytesHashCodeSet = ConcurrentHashMap.newKeySet(); - fallbackSerializer = JDKSerializer.INSTANCE;// use JDKSerializer as fallback - } - - @Override - public byte[] serialize(Object object) { - if (unnormalClassSet.contains(object.getClass())) { - // For unnormal class - return fallbackSerializer.serialize(object); - } - - /** - * In the following cases: 1. This class occurs for the first time. 2. This class have occurred and can be resolved - * by default kryo serializer - */ - try (Output output = new Output(200, -1)) { - kryos.get().writeClassAndObject(output, object); - return output.toBytes(); - } catch (Exception e) { - // For unnormal class occurred for the first time, exception will be thrown - unnormalClassSet.add(object.getClass()); - return fallbackSerializer.serialize(object);// use fallback Serializer to resolve - } - } - - @Override - public Object unserialize(byte[] bytes) { - if (bytes == null) { - return null; - } - int hashCode = Arrays.hashCode(bytes); - if (unnormalBytesHashCodeSet.contains(hashCode)) { - // For unnormal bytes - return fallbackSerializer.unserialize(bytes); - } - - /** - * In the following cases: 1. This bytes occurs for the first time. 2. This bytes have occurred and can be resolved - * by default kryo serializer - */ - try (Input input = new Input()) { - input.setBuffer(bytes); - return kryos.get().readClassAndObject(input); - } catch (Exception e) { - // For unnormal bytes occurred for the first time, exception will be thrown - unnormalBytesHashCodeSet.add(hashCode); - return fallbackSerializer.unserialize(bytes);// use fallback Serializer to resolve - } - } - -} - - -// redis/Serializer.java - -package projecttest.redis; - -public interface Serializer { - - /** - * Serialize method - * - * @param object - * - * @return serialized bytes - */ - byte[] serialize(Object object); - - /** - * Unserialize method - * - * @param bytes - * - * @return unserialized object - */ - Object unserialize(byte[] bytes); - -} - - -// redis/Main.java - -package projecttest.redis; - -import java.io.BufferedWriter; -import java.io.IOException; -import java.nio.file.Files; -import java.nio.file.Paths; -import java.util.HashMap; -import java.util.List; -import java.util.Map; - -/** - * @author 11293 - */ -public class Main { - private static final String DEFAULT_ID = ""REDIS""; - private static RedisCache cache = new RedisCache(DEFAULT_ID); - - - public static void main(String[] args) throws IOException { - if (args.length != 2) { - System.err.println(""Error: Two arguments required, the first is the path to the input file, and the second is the path to the output file.""); - System.exit(1); - } - - String inputFile = args[0]; - String outputFile = args[1]; - - List lines = Files.readAllLines(Paths.get(inputFile)); - Map localCache = new HashMap<>(); - for (String line : lines) { - String[] parts = line.split(""\\s+""); - if (parts.length == 2) { - String key = parts[0]; - String value = parts[1]; - cache.putObject(key, value); - localCache.put(key, value); - } - } - try (BufferedWriter writer = Files.newBufferedWriter(Paths.get(outputFile))) { - for (String line : lines) { - String[] parts = line.split(""\\s+""); - if (parts.length == 2) { - String key = parts[0]; - String value = (String) cache.getObject(key); - assert value.equals(localCache.get(key)); - writer.write(key + "" "" + value); - writer.newLine(); - } - } - } - } -} - -// redis/JDKSerializer.java - -package projecttest.redis; - -import java.io.ByteArrayInputStream; -import java.io.ByteArrayOutputStream; -import java.io.ObjectInputStream; -import java.io.ObjectOutputStream; - -import org.apache.ibatis.cache.CacheException; - -public enum JDKSerializer implements Serializer { - // Enum singleton, which is preferred approach since Java 1.5 - INSTANCE; - - private JDKSerializer() { - // prevent instantiation - } - - @Override - public byte[] serialize(Object object) { - try (ByteArrayOutputStream baos = new ByteArrayOutputStream(); - ObjectOutputStream oos = new ObjectOutputStream(baos)) { - oos.writeObject(object); - return baos.toByteArray(); - } catch (Exception e) { - throw new CacheException(e); - } - } - - @Override - public Object unserialize(byte[] bytes) { - if (bytes == null) { - return null; - } - try (ByteArrayInputStream bais = new ByteArrayInputStream(bytes); - ObjectInputStream ois = new ObjectInputStream(bais)) { - return ois.readObject(); - } catch (Exception e) { - throw new CacheException(e); - } - } - -} - - -// redis/RedisCallback.java - -package projecttest.redis; - -import redis.clients.jedis.Jedis; - -public interface RedisCallback { - - Object doWithRedis(Jedis jedis); -} - - -// redis/RedisCache.java - -package projecttest.redis; - -import org.apache.ibatis.cache.Cache; -import redis.clients.jedis.Jedis; -import redis.clients.jedis.JedisPool; - -import java.util.Map; -import java.util.concurrent.locks.ReadWriteLock; - -/** - * Cache adapter for Redis. - * - * @author Eduardo Macarron - */ -public final class RedisCache implements Cache { - - private final ReadWriteLock readWriteLock = new DummyReadWriteLock(); - - private String id; - - private static JedisPool pool; - - private final RedisConfig redisConfig; - - private Integer timeout; - - public RedisCache(final String id) { - if (id == null) { - throw new IllegalArgumentException(""Cache instances require an ID""); - } - this.id = id; - redisConfig = RedisConfigurationBuilder.getInstance().parseConfiguration(); - pool = new JedisPool(redisConfig, redisConfig.getHost(), redisConfig.getPort(), redisConfig.getConnectionTimeout(), - redisConfig.getSoTimeout(), redisConfig.getPassword(), redisConfig.getDatabase(), redisConfig.getClientName(), - redisConfig.isSsl(), redisConfig.getSslSocketFactory(), redisConfig.getSslParameters(), - redisConfig.getHostnameVerifier()); - } - - private Object execute(RedisCallback callback) { - Jedis jedis = pool.getResource(); - try { - return callback.doWithRedis(jedis); - } finally { - jedis.close(); - } - } - - @Override - public String getId() { - return this.id; - } - - @Override - public int getSize() { - return (Integer) execute(jedis -> { - Map result = jedis.hgetAll(id.getBytes()); - return result.size(); - }); - } - - @Override - public void putObject(final Object key, final Object value) { - execute(jedis -> { - final byte[] idBytes = id.getBytes(); - jedis.hset(idBytes, key.toString().getBytes(), redisConfig.getSerializer().serialize(value)); - if (timeout != null && jedis.ttl(idBytes) == -1) { - jedis.expire(idBytes, timeout); - } - return null; - }); - } - - @Override - public Object getObject(final Object key) { - return execute( - jedis -> redisConfig.getSerializer().unserialize(jedis.hget(id.getBytes(), key.toString().getBytes()))); - } - - @Override - public Object removeObject(final Object key) { - return execute(jedis -> jedis.hdel(id, key.toString())); - } - - @Override - public void clear() { - execute(jedis -> { - jedis.del(id); - return null; - }); - } - - @Override - public ReadWriteLock getReadWriteLock() { - return readWriteLock; - } - - @Override - public String toString() { - return ""Redis {"" + id + ""}""; - } - - public void setTimeout(Integer timeout) { - this.timeout = timeout; - } - -} - - -// redis/DummyReadWriteLock.java - -package projecttest.redis; - -import java.util.concurrent.TimeUnit; -import java.util.concurrent.locks.Condition; -import java.util.concurrent.locks.Lock; -import java.util.concurrent.locks.ReadWriteLock; - -/** - * @author Iwao AVE! - */ -class DummyReadWriteLock implements ReadWriteLock { - - private Lock lock = new DummyLock(); - - @Override - public Lock readLock() { - return lock; - } - - @Override - public Lock writeLock() { - return lock; - } - - static class DummyLock implements Lock { - - @Override - public void lock() { - // Not implemented - } - - @Override - public void lockInterruptibly() throws InterruptedException { - // Not implemented - } - - @Override - public boolean tryLock() { - return true; - } - - @Override - public boolean tryLock(long paramLong, TimeUnit paramTimeUnit) throws InterruptedException { - return true; - } - - @Override - public void unlock() { - // Not implemented - } - - @Override - public Condition newCondition() { - return null; - } - } - -} - - -// redis/RedisConfig.java - -package projecttest.redis; - -import redis.clients.jedis.JedisPoolConfig; -import redis.clients.jedis.Protocol; - -import javax.net.ssl.HostnameVerifier; -import javax.net.ssl.SSLParameters; -import javax.net.ssl.SSLSocketFactory; - -public class RedisConfig extends JedisPoolConfig { - private String host = Protocol.DEFAULT_HOST; - private int port = Protocol.DEFAULT_PORT; - private int connectionTimeout = Protocol.DEFAULT_TIMEOUT; - private int soTimeout = Protocol.DEFAULT_TIMEOUT; - private String password; - private int database = Protocol.DEFAULT_DATABASE; - private String clientName; - private boolean ssl; - private SSLSocketFactory sslSocketFactory; - private SSLParameters sslParameters; - private HostnameVerifier hostnameVerifier; - private Serializer serializer = JDKSerializer.INSTANCE; - - public boolean isSsl() { - return ssl; - } - - public void setSsl(boolean ssl) { - this.ssl = ssl; - } - - public SSLSocketFactory getSslSocketFactory() { - return sslSocketFactory; - } - - public void setSslSocketFactory(SSLSocketFactory sslSocketFactory) { - this.sslSocketFactory = sslSocketFactory; - } - - public SSLParameters getSslParameters() { - return sslParameters; - } - - public void setSslParameters(SSLParameters sslParameters) { - this.sslParameters = sslParameters; - } - - public HostnameVerifier getHostnameVerifier() { - return hostnameVerifier; - } - - public void setHostnameVerifier(HostnameVerifier hostnameVerifier) { - this.hostnameVerifier = hostnameVerifier; - } - - public String getHost() { - return host; - } - - public void setHost(String host) { - if (host == null || host.isEmpty()) { - host = Protocol.DEFAULT_HOST; - } - this.host = host; - } - - public int getPort() { - return port; - } - - public void setPort(int port) { - this.port = port; - } - - public String getPassword() { - return password; - } - - public void setPassword(String password) { - if (password == null || password.isEmpty()) { - password = null; - } - this.password = password; - } - - public int getDatabase() { - return database; - } - - public void setDatabase(int database) { - this.database = database; - } - - public String getClientName() { - return clientName; - } - - public void setClientName(String clientName) { - if (clientName == null || clientName.isEmpty()) { - clientName = null; - } - this.clientName = clientName; - } - - public int getConnectionTimeout() { - return connectionTimeout; - } - - public void setConnectionTimeout(int connectionTimeout) { - this.connectionTimeout = connectionTimeout; - } - - public int getSoTimeout() { - return soTimeout; - } - - public void setSoTimeout(int soTimeout) { - this.soTimeout = soTimeout; - } - - public Serializer getSerializer() { - return serializer; - } - - public void setSerializer(Serializer serializer) { - this.serializer = serializer; - } - -} - - -",9,651