TY_BCS_A_JAVA_SLIP10

SLIP 10:

Write a program to accept a list of file names on the client machine and check how many exist on the server. Display appropriate message on the client side.

/* Server_Slip10_2 */

import java.io.*;

import java.net.*;

class Slip10_Server

{

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

            {

                        ServerSocket ss = new ServerSocket(1000);

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

                        Socket s =ss.accept();

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

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

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

                        while(true)

                        {

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

                                    if(fname.equals("End"))

                                    {           break;

                                    }

                                    File f = new File(fname);

                                    if(f.exists())     

                                    {

                                                dos.writeUTF("1");

                                    }

                                    else dos.writeUTF("0");

                        }

            }

}

/* Client_Slip10_2 */

import java.io.*;

import java.net.*;

class Slip_Client

{

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

            {

                        Socket s = new Socket("localhost",1000);

                        System.out.println("client is connected : ");

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

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

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

                        while(true)

                        {

                                    System.out.println("Stop proceesing enter End");

                                    System.out.println("Enter file name : ");

                                    String fname = br.readLine();

                                    dos.writeUTF(fname);

                                    if(fname.equals("End"))

                                    {

                                                break;

                                    }

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

                                    if(msg.equals("0"))

                                                System.out.println("File not present ");

                                    else

                                    {

                                                System.out.println("File Present");

                                                //System.out.println(msg);

                                    }

                        }

            }

}