Package org.apache.hadoop.util.curator

Class ZKCuratorManager.SafeTransaction

java.lang.Object

org.apache.hadoop.util.curator.ZKCuratorManager.SafeTransaction

Enclosing class:

ZKCuratorManager

public class ZKCuratorManager.SafeTransaction
extends java.lang.Object

Use curator transactions to ensure zk-operations are performed in an all or nothing fashion. This is equivalent to using ZooKeeper#multi.

Method Summary

Modifier and Type	Method	Description
void	commit()
void	create(java.lang.String path, byte[] data, java.util.List<org.apache.zookeeper.data.ACL> acl, org.apache.zookeeper.CreateMode mode)
void	delete(java.lang.String path)
void	setData(java.lang.String path, byte[] data, int version)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

commit

public void commit()
            throws java.lang.Exception

Throws:

java.lang.Exception

create

public void create(java.lang.String path,
                   byte[] data,
                   java.util.List<org.apache.zookeeper.data.ACL> acl,
                   org.apache.zookeeper.CreateMode mode)
            throws java.lang.Exception

Throws:

java.lang.Exception

delete

public void delete(java.lang.String path)
            throws java.lang.Exception

Throws:

java.lang.Exception

setData

public void setData(java.lang.String path,
                    byte[] data,
                    int version)
             throws java.lang.Exception

Throws:

java.lang.Exception