Zookeeper 重连机制
public class ZKConnectSessionWatcher implements Watcher {
public final static String zkServerPath = "10.10.10.10:2181";
public final static int timeout = 5000;
public static void main(String[] args) throws Exception {
ZooKeeper zk = new ZooKeeper(zkServerPath, timeout, new ZKConnectSessionWatcher());
long sessionId = zk.getSessionId();
byte[] sessionPassword = zk.getSessionPasswd();
log("客户端开始连接Zookeeper服务器...");
log("连接状态：" + zk.getState());
new Thread().sleep(1000);
log("连接状态：" + zk.getState());
log("开始会话重连。。。");
ZooKeeper zkSession = new ZooKeeper(zkServerPath, timeout, new ZKConnectSessionWatcher(), sessionId, sessionPassword);
log("重新连接zkSession：" + zkSession.getState());
new Thread().sleep(1000);
log("重新连接zkSession：" + zkSession.getState());
}
public void process(WatchedEvent event) {
System.out.println("接收到watch通知：" + event.toString());
}
private static void log(String msg){
System.out.println(msg);
}