ml.shifu.guagua.coordinator.zk
接口 GuaguaZooKeeperOperation<T>

类型参数：

T - result for each command.

public interface GuaguaZooKeeperOperation<T>

GuaguaZooKeeperOperation is used as command to process consistent logic like re-trying for all zookeeper operations (create, get, ...).

方法摘要

T	execute() Performs the operation - which may be involved multiple times if the connection to ZooKeeper closes during this operation.

方法详细信息

execute

T execute()
          throws org.apache.zookeeper.KeeperException,
                 InterruptedException

Performs the operation - which may be involved multiple times if the connection to ZooKeeper closes during this operation.

返回：

the result of the operation or null

抛出：

org.apache.zookeeper.KeeperException - by any zookeeper operation.

InterruptedException - by any zookeeper operation.