org.apache.accumulo.core.zookeeper
Class ZooUtil
java.lang.Object
org.apache.accumulo.core.zookeeper.ZooUtil
public class ZooUtil
- extends Object
Field Summary |
static List<org.apache.zookeeper.data.ACL> |
PRIVATE
|
static List<org.apache.zookeeper.data.ACL> |
PUBLIC
|
Method Summary |
static boolean |
exists(org.apache.zookeeper.ZooKeeper zk,
String zPath)
|
static byte[] |
getData(org.apache.zookeeper.ZooKeeper zk,
String zPath,
org.apache.zookeeper.data.Stat stat)
|
static byte[] |
getLockData(ZooCache zc,
String path)
|
static String |
getRoot(Instance instance)
|
static String |
getRoot(String instanceId)
|
static org.apache.zookeeper.data.Stat |
getStatus(org.apache.zookeeper.ZooKeeper zk,
String zPath)
|
static boolean |
isLockHeld(org.apache.zookeeper.ZooKeeper zk,
ZooUtil.LockID lid)
|
static String |
putEphemeralData(org.apache.zookeeper.ZooKeeper zk,
String zPath,
byte[] data)
|
static String |
putEphemeralSequential(org.apache.zookeeper.ZooKeeper zk,
String zPath,
byte[] data)
|
static boolean |
putPersistentData(org.apache.zookeeper.ZooKeeper zk,
String zPath,
byte[] data,
int version,
ZooUtil.NodeExistsPolicy policy)
|
static boolean |
putPersistentData(org.apache.zookeeper.ZooKeeper zk,
String zPath,
byte[] data,
int version,
ZooUtil.NodeExistsPolicy policy,
List<org.apache.zookeeper.data.ACL> acls)
|
static boolean |
putPersistentData(org.apache.zookeeper.ZooKeeper zk,
String zPath,
byte[] data,
ZooUtil.NodeExistsPolicy policy)
Create a persistent node with the default ACL |
static String |
putPersistentSequential(org.apache.zookeeper.ZooKeeper zk,
String zPath,
byte[] data)
|
static boolean |
putPrivatePersistentData(org.apache.zookeeper.ZooKeeper zk,
String zPath,
byte[] data,
ZooUtil.NodeExistsPolicy policy)
|
static void |
recursiveCopyPersistent(org.apache.zookeeper.ZooKeeper zk,
String source,
String destination,
ZooUtil.NodeExistsPolicy policy)
|
static void |
recursiveDelete(org.apache.zookeeper.ZooKeeper zk,
String zPath,
int version,
ZooUtil.NodeMissingPolicy policy)
This method will delete a node and all its children from zookeeper |
static void |
recursiveDelete(org.apache.zookeeper.ZooKeeper zk,
String zPath,
ZooUtil.NodeMissingPolicy policy)
|
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
PRIVATE
public static final List<org.apache.zookeeper.data.ACL> PRIVATE
PUBLIC
public static final List<org.apache.zookeeper.data.ACL> PUBLIC
ZooUtil
public ZooUtil()
recursiveDelete
public static void recursiveDelete(org.apache.zookeeper.ZooKeeper zk,
String zPath,
int version,
ZooUtil.NodeMissingPolicy policy)
throws org.apache.zookeeper.KeeperException,
InterruptedException
- This method will delete a node and all its children from zookeeper
- Parameters:
zPath
- the path to delete
- Throws:
org.apache.zookeeper.KeeperException
InterruptedException
recursiveDelete
public static void recursiveDelete(org.apache.zookeeper.ZooKeeper zk,
String zPath,
ZooUtil.NodeMissingPolicy policy)
throws org.apache.zookeeper.KeeperException,
InterruptedException
- Throws:
org.apache.zookeeper.KeeperException
InterruptedException
putPersistentData
public static boolean putPersistentData(org.apache.zookeeper.ZooKeeper zk,
String zPath,
byte[] data,
ZooUtil.NodeExistsPolicy policy)
throws org.apache.zookeeper.KeeperException,
InterruptedException
- Create a persistent node with the default ACL
- Returns:
- true if the node was created or altered; false if it was skipped
- Throws:
org.apache.zookeeper.KeeperException
InterruptedException
putPersistentData
public static boolean putPersistentData(org.apache.zookeeper.ZooKeeper zk,
String zPath,
byte[] data,
int version,
ZooUtil.NodeExistsPolicy policy)
throws org.apache.zookeeper.KeeperException,
InterruptedException
- Throws:
org.apache.zookeeper.KeeperException
InterruptedException
putPersistentData
public static boolean putPersistentData(org.apache.zookeeper.ZooKeeper zk,
String zPath,
byte[] data,
int version,
ZooUtil.NodeExistsPolicy policy,
List<org.apache.zookeeper.data.ACL> acls)
throws org.apache.zookeeper.KeeperException,
InterruptedException
- Throws:
org.apache.zookeeper.KeeperException
InterruptedException
getData
public static byte[] getData(org.apache.zookeeper.ZooKeeper zk,
String zPath,
org.apache.zookeeper.data.Stat stat)
throws org.apache.zookeeper.KeeperException,
InterruptedException
- Throws:
org.apache.zookeeper.KeeperException
InterruptedException
getStatus
public static org.apache.zookeeper.data.Stat getStatus(org.apache.zookeeper.ZooKeeper zk,
String zPath)
throws org.apache.zookeeper.KeeperException,
InterruptedException
- Throws:
org.apache.zookeeper.KeeperException
InterruptedException
exists
public static boolean exists(org.apache.zookeeper.ZooKeeper zk,
String zPath)
throws org.apache.zookeeper.KeeperException,
InterruptedException
- Throws:
org.apache.zookeeper.KeeperException
InterruptedException
recursiveCopyPersistent
public static void recursiveCopyPersistent(org.apache.zookeeper.ZooKeeper zk,
String source,
String destination,
ZooUtil.NodeExistsPolicy policy)
throws org.apache.zookeeper.KeeperException,
InterruptedException
- Throws:
org.apache.zookeeper.KeeperException
InterruptedException
getRoot
public static String getRoot(Instance instance)
getRoot
public static String getRoot(String instanceId)
putPrivatePersistentData
public static boolean putPrivatePersistentData(org.apache.zookeeper.ZooKeeper zk,
String zPath,
byte[] data,
ZooUtil.NodeExistsPolicy policy)
throws org.apache.zookeeper.KeeperException,
InterruptedException
- Throws:
org.apache.zookeeper.KeeperException
InterruptedException
putPersistentSequential
public static String putPersistentSequential(org.apache.zookeeper.ZooKeeper zk,
String zPath,
byte[] data)
throws org.apache.zookeeper.KeeperException,
InterruptedException
- Throws:
org.apache.zookeeper.KeeperException
InterruptedException
putEphemeralData
public static String putEphemeralData(org.apache.zookeeper.ZooKeeper zk,
String zPath,
byte[] data)
throws org.apache.zookeeper.KeeperException,
InterruptedException
- Throws:
org.apache.zookeeper.KeeperException
InterruptedException
putEphemeralSequential
public static String putEphemeralSequential(org.apache.zookeeper.ZooKeeper zk,
String zPath,
byte[] data)
throws org.apache.zookeeper.KeeperException,
InterruptedException
- Throws:
org.apache.zookeeper.KeeperException
InterruptedException
getLockData
public static byte[] getLockData(ZooCache zc,
String path)
isLockHeld
public static boolean isLockHeld(org.apache.zookeeper.ZooKeeper zk,
ZooUtil.LockID lid)
throws org.apache.zookeeper.KeeperException,
InterruptedException
- Throws:
org.apache.zookeeper.KeeperException
InterruptedException
Copyright © 2014 The Apache Software Foundation. All Rights Reserved.