org.apache.solr.common.cloud

Interface ZkOperation<T>

public interface ZkOperation<T>

A callback object which can be used for implementing retry-able operations.

Method Summary

Modifier and Type	Method and Description
T	execute() Performs the operation - which may be involved multiple times if the connection to ZooKeeper closes during this operation

Method Detail

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

Returns:

the result of the operation or null

Throws:

org.apache.zookeeper.KeeperException

InterruptedException