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  1. 123

    Java socket programming is a powerful feature that allows communication between devices over a network. It is used to establish a connection between a client and a server, enabling data exchange. Sockets provide a way to send and receive data over TCP/IP networks.

    Creating a Socket

    To create a socket in Java, you can use the Socket class from the java.net package. The Socket class represents the client side, while the ServerSocket class represents the server side. Here is an example of how to create a client socket:

    import java.io.*;
    import java.net.*;

    public class Client {
    public static void main(String[] args) {
    try {
    // Create a socket to connect to the server
    Socket socket = new Socket("localhost", 8080);

    // Get input and output streams
    DataInputStream input = new DataInputStream(socket.getInputStream());
    DataOutputStream output = new DataOutputStream(socket.getOutputStream());

    // Send a message to the server
    output.writeUTF("Hello, Server!");

    // Read the response from the server
    String response = input.readUTF();
    System.out.println("Server says: " + response);

    // Close the socket
    socket.close();
    } catch (IOException e) {
    e.printStackTrace();
    }
    }
    }
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  2. GeeksForGeeks
    https://www.geeksforgeeks.org › java › socket-programming-in-java

    Socket Programming in Java - GeeksforGeeks

    Oct 4, 2025 · Socket programming in Java enables communication between two devices over a network. It allows data exchange between a client and a server using the java.net package.

    • Socket programming in Java enables communication between two devices …

    See results only from geeksforgeeks.org
  3. oracle.com
    https://docs.oracle.com › javase › docs › api › java › net › Socket.html

    Socket (Java Platform SE 8 ) - Oracle

    This class implements client sockets (also called just "sockets"). A socket is an endpoint for communication between two machines. The actual work of the socket is performed by an instance of …

  4. Baeldung
    https://www.baeldung.com › a-guide-to-java-sockets

    A Guide to Java Sockets - Baeldung

    • In this article, we focused on an introduction to sockets programming over TCP/IP,and wrote a simple Client/Server application in Java. The full source code for this article can be found in the GitHubproject.
    See more on baeldung.com
    • Published: Aug 26, 2016
    • TutorialsPoint
      https://www.tutorialspoint.com › java › java_socket_programming.htm

      Java - Socket Programming - Online Tutorials Library

      The Java API provides a simple, consistent interface for creating and managing sockets, which makes it easy to implement network-based applications without needing to understand the underlying network …

    • tpointtech.com
      https://www.tpointtech.com › socket-programming

      Java Socket Programming - Tpoint Tech

      Mar 19, 2026 · In this chapter, we will learn what socket programming is, how it works in Java, and the basic components used for communication between …

    • DigitalOcean
      https://www.digitalocean.com › community › tutorials › ...

      Java Socket Programming: Server-Client Tutorial

      Aug 3, 2022 · Build client-server applications with Java Socket programming. Complete guide covering TCP sockets, ServerSocket, multithreading, and …

    • javaspring.net
      https://www.javaspring.net › blog › socket-application-in-java

      Java Socket Application: A Comprehensive Guide - javaspring.net

      Jan 16, 2026 · Socket programming in Java allows developers to create network-enabled applications, such as chat applications, file transfer systems, and web servers. This blog will explore the …

    • compilenrun.com
      https://www.compilenrun.com › docs › language › java › ...

      java-socket-programming - Compile N Run

      This tutorial will guide you through the basics of Java socket programming, demonstrating how applications can communicate over networks using Java's built-in networking capabilities.

    • developerindian.com
      https://www.developerindian.com › articles › socket-programming-in-java

      Socket Programming in Java - developerindian.com

      Aug 16, 2025 · Learn Socket Programming in Java with simple TCP and UDP examples. This beginner’s guide covers client-server communication, real-world applications, and Java networking basics.

    • oracle.com
      https://docs.oracle.com › javase › tutorial › networking › sockets › index.html

      Lesson: All About Sockets (The Java™ Tutorials - Oracle

      This networking Java tutorial describes networking capabilities of the Java platform, working with URLs, sockets, datagrams, and cookies

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