jabberserver.java

使用socket编写客户方和服务器方之间的通讯的程序

import java.io.*;
import java.net.*;
public class JabberServer {
	// Choose a port outside of the range 1-1024:
	public static final int PORT = 8080;
	public static void main(String[] args)	throws IOException {
		ServerSocket s = new ServerSocket(PORT);
		System.out.println("Started: " + s);
		try {
			// Blocks until a connection occurs:
			Socket socket = s.accept();
			try {
				System.out.println("Connection accepted: "+ socket);
				BufferedReader in =new BufferedReader(
					new InputStreamReader(socket.getInputStream()));
				// Output is automatically flushed
				// by PrintWriter:
				PrintWriter out =new PrintWriter(
					new BufferedWriter(new OutputStreamWriter(socket.getOutputStream())),true);
				while (true) {
					String str = in.readLine();
					if (str.equals("END")) break;
					System.out.println("Echoing: " + str);
				out.println(str);
			}
			// Always close the two sockets...
			} finally {
				System.out.println("closing...");
				socket.close();
			}
		} finally {
			s.close();
		}
	}
} ///:~