TY_BCA_2015_ADV_JAVA_15MARKS_SLIP22

SLIP 22:  Write a java program to display IP Address and Name of client machine.

SERVER:

import java.io.*;

import java.net.*;

class Slip22_1

{

            public static void main(String a[]) throws Exception

            {

                        ServerSocket ss = new ServerSocket(2000);

                        System.out.println("Server is waiting for client : ");

                        Socket s =ss.accept();

                        System.out.println("Client is connected");

                       

                        DataInputStream ios=new DataInputStream(s.getInputStream());

                        String no = (String)ios.readUTF();

                        int num =Integer.parseInt(no);

                        int fact = 1;

                        for(int i=1;i<=num;i++)        

                                    fact = fact *i;

                        DataOutputStream dos=new DataOutputStream(s.getOutputStream());

                        dos.writeUTF(""+num);

                       

            }

}

CLIENT:

import java.io.*;

import java.net.*;

class Client_22

{

            public static void main(String a[]) throws Exception

            {

                        Socket s = new Socket("localhost",2000);

                        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));

                        System.out.println("Enter no ");

                        String no = br.readLine();

                        DataOutputStream dos=new DataOutputStream(s.getOutputStream());

                        dos.writeUTF(no);

                        DataInputStream dis=new DataInputStream(s.getInputStream());

                        String num = (String)dis.readUTF();

                        System.out.println("Fcatorial of no = "+num);

            }

}