Read and write with ServerSocket : ServerSocket « Network Protocol « Java

Home
Java
1.2D Graphics GUI
2.3D
3.Advanced Graphics
4.Ant
5.Apache Common
6.Chart
7.Class
8.Collections Data Structure
9.Data Type
10.Database SQL JDBC
11.Design Pattern
12.Development Class
13.EJB3
14.Email
15.Event
16.File Input Output
17.Game
18.Generics
19.GWT
20.Hibernate
21.I18N
22.J2EE
23.J2ME
24.JDK 6
25.JNDI LDAP
26.JPA
27.JSP
28.JSTL
29.Language Basics
30.Network Protocol
31.PDF RTF
32.Reflection
33.Regular Expressions
34.Scripting
35.Security
36.Servlets
37.Spring
38.Swing Components
39.Swing JFC
40.SWT JFace Eclipse
41.Threads
42.Tiny Application
43.Velocity
44.Web Services SOA
45.XML
Java » Network Protocol » ServerSocketScreenshots 
Read and write with ServerSocket
   

import java.io.DataInputStream;
import java.io.DataOutputStream;
import java.io.InputStream;
import java.io.OutputStream;
import java.net.ServerSocket;
import java.net.Socket;

class SquareServer {
  private final static int BUFSIZE = 20;

  public static void main(String args[]) throws Exception {
    int port = Integer.parseInt(args[0]);
    ServerSocket ss = new ServerSocket(port);
    while (true) {
      Socket s = ss.accept();
      InputStream is = s.getInputStream();
      DataInputStream dis = new DataInputStream(is);
      double value = dis.readDouble();
      value *= value;

      OutputStream os = s.getOutputStream();
      DataOutputStream dos = new DataOutputStream(os);
      dos.writeDouble(value);

      s.close();
    }
  }
}

   
    
    
  
Related examples in the same category
1.Data server
2.Object server
3.Compressed socket
4.String value based server
5.Get internet address from connected socket client
6.BufferedReader for ServerSocket
7.ServerSocket per Socket
8.Write number to client
9.Threaded Server with ServerSocket
10.Start new thread for each client
11.A multithreaded Socket Server
12.Get IP address from NetworkInterface and create server socket
13.Manages asynchonous HTTP GET downloads and demonstrates non-blocking I/O with SocketChannel and Selector
14.A very simple Web server. When it receives a HTTP request it sends the request back as the reply.
15.Print stream server
16.Zip server socket
17.implements a multithreaded server that listens to port 8189 and echoes back all client input.
18.This program implements a simple server that listens to port 8189 and echoes back all client input.
java2s.com  | Contact Us | Privacy Policy
Copyright 2009 - 12 Demo Source and Support. All rights reserved.
All other trademarks are property of their respective owners.