org.apache.s4.comm.topology
Class AssignmentFromZK
java.lang.Object
org.apache.s4.comm.topology.AssignmentFromZK
- All Implemented Interfaces:
- Assignment, org.I0Itec.zkclient.IZkChildListener, org.I0Itec.zkclient.IZkDataListener, org.I0Itec.zkclient.IZkStateListener
public class AssignmentFromZK
- extends java.lang.Object
- implements Assignment, org.I0Itec.zkclient.IZkChildListener, org.I0Itec.zkclient.IZkStateListener, org.I0Itec.zkclient.IZkDataListener
Handles partition assignment through Zookeeper.
Constructor Summary |
AssignmentFromZK(java.lang.String clusterName,
java.lang.String zookeeperAddress,
int sessionTimeout,
int connectionTimeout)
|
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
AssignmentFromZK
@Inject
public AssignmentFromZK(java.lang.String clusterName,
java.lang.String zookeeperAddress,
int sessionTimeout,
int connectionTimeout)
throws java.lang.Exception
- Throws:
java.lang.Exception
handleDataChange
public void handleDataChange(java.lang.String dataPath,
java.lang.Object data)
throws java.lang.Exception
- Specified by:
handleDataChange
in interface org.I0Itec.zkclient.IZkDataListener
- Throws:
java.lang.Exception
handleDataDeleted
public void handleDataDeleted(java.lang.String dataPath)
throws java.lang.Exception
- Specified by:
handleDataDeleted
in interface org.I0Itec.zkclient.IZkDataListener
- Throws:
java.lang.Exception
handleStateChanged
public void handleStateChanged(org.apache.zookeeper.Watcher.Event.KeeperState state)
throws java.lang.Exception
- Specified by:
handleStateChanged
in interface org.I0Itec.zkclient.IZkStateListener
- Throws:
java.lang.Exception
handleNewSession
public void handleNewSession()
- Specified by:
handleNewSession
in interface org.I0Itec.zkclient.IZkStateListener
handleChildChange
public void handleChildChange(java.lang.String parentPath,
java.util.List<java.lang.String> currentChilds)
throws java.lang.Exception
- Specified by:
handleChildChange
in interface org.I0Itec.zkclient.IZkChildListener
- Throws:
java.lang.Exception
assignClusterNode
public ClusterNode assignClusterNode()
- Specified by:
assignClusterNode
in interface Assignment
- Returns:
- the ClusterNode associated assigned to this process.