client.java

利用mina框架写的一个通信实例。初学者的一个好教程。

/*
 *   @(#) $Id: Client.java 357871 2005-12-20 01:56:40Z trustin $
 *
 *   Copyright 2004 The Apache Software Foundation
 *
 *   Licensed under the Apache License, Version 2.0 (the "License");
 *   you may not use this file except in compliance with the License.
 *   You may obtain a copy of the License at
 *
 *       http://www.apache.org/licenses/LICENSE-2.0
 *
 *   Unless required by applicable law or agreed to in writing, software
 *   distributed under the License is distributed on an "AS IS" BASIS,
 *   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *   See the License for the specific language governing permissions and
 *   limitations under the License.
 *
 */
package org.apache.mina.examples.call;

import java.net.InetSocketAddress;

import org.apache.mina.io.filter.IoThreadPoolFilter;
import org.apache.mina.io.socket.SocketConnector;
import org.apache.mina.protocol.ProtocolProvider;
import org.apache.mina.protocol.ProtocolSession;
import org.apache.mina.protocol.filter.ProtocolThreadPoolFilter;
import org.apache.mina.protocol.io.IoProtocolConnector;

/**
 * (<strong>Entry Point</strong>) Starts SumUp client.
 * 
 * @author The Apache Directory Project
 * @version $Rev: 357871 $, $Date: 2005-12-20 10:56:40 +0900 (Tue, 20 Dec 2005) $
 */
public class Client {
	private static final String HOSTNAME = "localhost";

	private static final int PORT = 7610;

	private static final int CONNECT_TIMEOUT = 30; // seconds

	public static void main(String[] args) throws Throwable {

		// Create I/O and Protocol thread pool filter.
		IoThreadPoolFilter ioThreadPoolFilter = new IoThreadPoolFilter();
		ProtocolThreadPoolFilter protocolThreadPoolFilter = new ProtocolThreadPoolFilter();

		// and start both.
		ioThreadPoolFilter.start();
		protocolThreadPoolFilter.start();

		// init connector
		IoProtocolConnector connector = new IoProtocolConnector(
				new SocketConnector());

		// add I/O thread pool performs encoding and decoding of messages.
		connector.getIoConnector().getFilterChain().addFirst("threadPool",
				ioThreadPoolFilter);

		// add Protocol thread pool performs actual protocol flow.
		connector.getFilterChain().addFirst("threadPool",
				protocolThreadPoolFilter);

		// connect to server
		ProtocolProvider protocolProvider = new ClientProtocolProvider();
		ProtocolSession session;
		session = connector.connect(new InetSocketAddress(HOSTNAME, PORT),		// 连接server	lk
				CONNECT_TIMEOUT, protocolProvider);

		// wait until the summation is done
		while (session.isConnected()) {
			// System.out.println(session.getLastIoTime());
			Thread.sleep(10000);
		}

		ioThreadPoolFilter.stop();
		protocolThreadPoolFilter.stop();
	}

}