public static CmdClient getCmdClient(long connectTimeoutInMillis) {
if (cmdClient == null) {
cmdClient = new CmdClient(connectTimeoutInMillis);
} else if (connector.getConnectTimeoutMillis() != connectTimeoutInMillis) {
connector.setConnectTimeoutMillis(connectTimeoutInMillis);
}
return cmdClient;
}
private CmdClient(long connectTimeoutInMillis) {
connector.setConnectTimeoutMillis(connectTimeoutInMillis);
connector
.getFilterChain()
.addLast(
"codec", new ProtocolCodecFilter(new CmdRequestEncoder(), new CmdResponseDecoder()));
connector.getFilterChain().addLast("threadPool", new ExecutorFilter(executor));
connector.setHandler(this);
}
/**
* 根据host和port新建一个IoSession连接
*
* @param host 连接主机IP
* @param port 连接端口
* @param timeout 未收到数据超时时间/秒
*/
@Override
public void connect(String host, int port, int timeout) throws Exception {
connector.getSessionConfig().setIdleTime(IdleStatus.READER_IDLE, timeout);
log.debug("超时时间：" + timeout + "秒");
// 设置连接超时时间
connector.setConnectTimeoutMillis(ExpressConstant.CONNECT_TIMEOUT);
// 创建连接
ConnectFuture future = connector.connect(new InetSocketAddress(host, port));
// 等待连接创建完成
future.awaitUninterruptibly();
// 得到连接Session
session = future.getSession();
// 设置Session同步锁对象
session.setAttribute(ExpressConstant.SESSION_LOCK, new LockExpress());
}
/**
* Title:
*
* <p>Desc:初始化客户端信息
*
* @param message
* @throws UnsupportedEncodingException
*/
public TongbuClient(Object message, String url, int port) {
chain.addLast("logging", new LoggingFilter()); // 添加日志过滤器
chain.addLast("myChin", new ProtocolCodecFilter(new ObjectSerializationCodecFactory()));
if (message instanceof String) {
connector.setHandler(new ClientHandler((String) message));
} else if (message instanceof CommEntity) {
connector.setHandler(new ClientHandler((CommEntity) message));
}
connector.setConnectTimeoutMillis(10000);
SocketSessionConfig cfg = connector.getSessionConfig();
cfg.setUseReadOperation(true);
IoSession session =
connector.connect(new InetSocketAddress(url, port)).awaitUninterruptibly().getSession();
ReadFuture readFuture = session.read();
readFuture.awaitUninterruptibly();
this.info = (CommResultInfo) readFuture.getMessage();
session.close(true);
session.getService().dispose();
}
public void init() {
// Create TCP/IP connector.
connector = new NioSocketConnector();
// 创建接收数据的过滤器
DefaultIoFilterChainBuilder chain = connector.getFilterChain();
// 自动重连
chain.addLast(
"reConnect",
new IoFilterAdapter() {
public void sessionClosed(NextFilter nextFilter, IoSession session) throws Exception {
logger.error("连接被关闭：" + getServerInfo());
scheduleConnect();
}
});
// 设定这个过滤器将一行一行(/r/n)的读取数据
chain.addLast("protocolCodecFilter", new ProtocolCodecFilter(new TextLineCodecFactory()));
// 设定服务器端的消息处理器:一个MinaClientHandler对象,
connector.setHandler(ioHandler);
// Set connect timeout.
connector.setConnectTimeoutMillis(30 * 1000);
doConnnect();
}