Example usage for java.net DatagramPacket setData

Introduction

In this page you can find the example usage for java.net DatagramPacket setData.

Prototype

public synchronized void setData(byte[] buf, int offset, int length) 

Source Link

Document

Set the data buffer for this packet.

Usage

From source file:Main.java

public static void main(String args[]) {
    try {/*from w  w  w  .j  a va  2s  .com*/

        int port = 80;

        DatagramSocket ds = new DatagramSocket(port);

        byte buffer[] = new byte[BUFSIZE];

        while (true) {

            DatagramPacket dp = new DatagramPacket(buffer, buffer.length);
            // Receive data
            ds.receive(dp);
            // Display address from the datagram packet
            InetAddress ia = dp.getAddress();
            System.out.println(ia);

            buffer = new byte[] { 1, 2, 3, 4, 5, 6, 7, 8, 9 };

            dp.setData(buffer, 2, 5);
        }
    } catch (Exception e) {
        e.printStackTrace();
    }
}

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