DateClient.java:

//A java client program to request a response from DateServer through a Socket

// connection (host="localhost", port=6013)

import java.net.*;

import java.io.*;

public class DateClient

{

// the default port

public static final int PORT = 6013;

// this could be replaced with an IP address or IP name

public static final String host = "localhost";

public static void main(String[] args) throws IOException {

BufferedReader fromServer = null;

Socket server = null;

try {

// create socket and connect to default port

server = new Socket(host, PORT);

// read the date and close the socket

fromServer = new BufferedReader(new InputStreamReader(server.getInputStream()));

String line;

while ( (line = fromServer.readLine()) != null)

System.out.print(line);

// closing the input stream closes the socket as well

fromServer.close();

} catch (IOException ioe) {

System.err.println(ioe);

}

finally {

// let's close streams and sockets

if (fromServer!= null)

fromServer.close();

if (server != null)

server.close();

}

}

}

DateServer.java

// A java server to respond to any client connection with the date information

import java.net.*;

import java.io.*;

public class DateServer

{

// the default port

public static final int PORT = 6013;

public static void main(String[] args) throws java.io.IOException {

Socket client = null;

ServerSocket sock = null;

byte [] bbuffer = new byte [1024];

String line;

int numbytes = 0;

DataOutputStream toClient = null;

try {

// create a server socket and bind it to default port

sock = new ServerSocket(PORT);

while (true) {

// await client connections

client = sock.accept();

// obtain the output stream and deliver the date

toClient = new DataOutputStream(client.getOutputStream());

java.util.Date theDate = new java.util.Date();

toClient.writeBytes(theDate.toString() + " ");

// closing the output stream closes the socket as well

toClient.close();

}

} catch (java.io.IOException ioe) {

System.err.println(ioe);

}

finally {

// let's close streams and sockets

if (toClient!= null)

toClient.close();

if (client != null)

client.close();

if (sock != null)

sock.close();

}

}

}

l. 120%) Modify the DateClient-Server program without changing its functionality as specified below: DateClient uses a BufferedInputStream (instead of a BufferedlnputReader) for the input from the server, and DateServer uses a PrintWriter (instead of a DataOutputStream) for the output to the client