Java tutorial
import java.net.InetSocketAddress; import java.net.SocketAddress; import java.nio.ByteBuffer; import java.nio.IntBuffer; import java.nio.channels.SocketChannel; public class MainClass { public static void main(String[] args) throws Exception { int port = 1919; SocketAddress address = new InetSocketAddress("127.0.0.1", port); SocketChannel client = SocketChannel.open(address); ByteBuffer buffer = ByteBuffer.allocate(4); IntBuffer view = buffer.asIntBuffer(); for (int expected = 0;; expected++) { client.read(buffer); int actual = view.get(); buffer.clear(); view.rewind(); if (actual != expected) { System.err.println("Expected " + expected + "; was " + actual); break; } System.out.println(actual); } } }