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CSE-VI-B/Client.java

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+import java.io.*;
+import java.net.*;
+
+public class Client{
+    public static void main(String[] args){
+        try{
+            Socket s = new Socket("localhost", 1234);
+            DataOutputStream dout = new DataOutputStream(s.getOutputStream());
+            DataInputStream din = new DataInputStream(s.getInputStream());
+            BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
+
+            String str = "", str2 = "";
+            while(!str.equals("bye")){
+                str = br.readLine();
+                dout.writeUTF(str);
+                dout.flush();
+                str2 = din.readUTF();
+                System.out.println("Server: " + str2);
+            }
+            din.close();
+            s.close();
+        }
+        catch(Exception e){
+            System.out.println(e);
+        }
+    }
+}

CSE-VI-B/Server.java

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+//created by shilpisharma
+import java.io.*;
+import java.net.*;
+
+public class Server{
+    public static void main(String[] args){
+        try{
+            ServerSocket ss = new ServerSocket(1234);
+            Socket s = ss.accept();
+            System.out.println("Online");
+            DataInputStream din = new DataInputStream(s.getInputStream());
+            DataOutputStream dout = new DataOutputStream(s.getOutputStream());
+            BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
+            String str = "", str2 = "";
+            while(!str.equals("bye")){
+                str = din.readUTF();
+                System.out.println("Client: " + str);
+                str2 = br.readLine();
+                dout.writeUTF(str2);
+                dout.flush();
+            }
+            din.close();
+            ss.close();
+            s.close();
+        }
+        catch(Exception e){
+            System.out.println(e);
+        }
+    }
+}