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ClusterPartition (JBoss Cluster API) - JBoss 4.0.1 sp1 cluster API Documentation 英文版文档

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org.jboss.ha.framework.server
Class ClusterPartition

java.lang.Object
  extended byorg.jboss.mx.util.JBossNotificationBroadcasterSupport
      extended byorg.jboss.system.ServiceMBeanSupport
          extended byorg.jboss.ha.framework.server.ClusterPartition
All Implemented Interfaces:
ClusterPartitionMBean, javax.management.MBeanRegistration, javax.management.NotificationBroadcaster, javax.management.NotificationEmitter, org.jboss.system.Service, org.jboss.system.ServiceMBean
public class ClusterPartition
extends org.jboss.system.ServiceMBeanSupport
implements ClusterPartitionMBean

Management Bean for Cluster HAPartitions. It will start a JGroups channel and initialize the ReplicantManager and DistributedStateService.

Version:
$Revision: 1.36 $
Author:
Bill Burke., Sacha Labourey.

Field Summary
protected  org.jgroups.JChannel channel
           
protected  boolean deadlock_detection
           
protected  org.jgroups.debug.Debugger debugger
           
protected  String jgProps
           
protected  long method_call_timeout
           
protected  InetAddress nodeAddress
           
protected  String nodeName
           
protected  HAPartitionImpl partition
           
protected  String partitionName
           
protected  long state_transfer_timeout
          Number of milliseconds to wait until state has been transferred.
protected  boolean use_debugger
           
 
Fields inherited from class org.jboss.system.ServiceMBeanSupport
log, server, SERVICE_CONTROLLER_SIG, serviceName
 
Fields inherited from interface org.jboss.ha.framework.server.ClusterPartitionMBean
OBJECT_NAME
 
Fields inherited from interface org.jboss.system.ServiceMBean
CREATE_EVENT, CREATED, DESTROY_EVENT, DESTROYED, FAILED, REGISTERED, START_EVENT, STARTED, STARTING, states, STOP_EVENT, STOPPED, STOPPING, UNREGISTERED
 
Constructor Summary
ClusterPartition()
           
 
Method Summary
protected  void createService()
           
protected  String generateUniqueNodeName()
           
 Vector getCurrentView()
          Return the list of member nodes that built from the current view
 boolean getDeadlockDetection()
          Determine if deadlock detection is enabled
 HAPartition getHAPartition()
          Access to the underlying HAPartition without going through JNDI
 String getJGroupsVersion()
          The version of JGroups this is running on
 long getMethodCallTimeout()
          Max time (in ms) to wait for synchronous group method calls (HAPartition.callMethodOnCluster(String, String, Object[], Class[], boolean))
 String getName()
           
 InetAddress getNodeAddress()
          The node address used to generate the node name
 String getNodeName()
          Uniquely identifies this node.
protected  javax.management.ObjectName getObjectName(javax.management.MBeanServer server, javax.management.ObjectName name)
           
 String getPartitionName()
          Name of the partition being built.
 String getPartitionProperties()
          Get JGroups property string a la JDBC see JGroups web site for more information
 long getStateTransferTimeout()
           
 void setDeadlockDetection(boolean doit)
           
 void setMethodCallTimeout(long timeout)
           
 void setNodeAddress(InetAddress address)
           
 void setNodeName(String node)
           
 void setPartitionConfig(Element config)
          Convert a list of elements to the JG property string
 void setPartitionName(String newName)
           
 void setPartitionProperties(String newProps)
           
 void setStateTransferTimeout(long timeout)
           
 String showHistory()
           
 String showHistoryAsXML()
           
 void startChannelDebugger()
           
 void startChannelDebugger(boolean accumulative)
           
protected  void startService()
           
 void stopChannelDebugger()
           
protected  void stopService()
           
 
Methods inherited from class org.jboss.system.ServiceMBeanSupport
create, destroy, destroyService, getLog, getNextNotificationSequenceNumber, getServer, getServiceName, getState, getStateString, jbossInternalCreate, jbossInternalDescription, jbossInternalDestroy, jbossInternalLifecycle, jbossInternalStart, jbossInternalStop, postDeregister, postRegister, preDeregister, preRegister, start, stop
 
Methods inherited from class org.jboss.mx.util.JBossNotificationBroadcasterSupport
addNotificationListener, getNotificationInfo, handleNotification, removeNotificationListener, removeNotificationListener, sendNotification
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 
Methods inherited from interface org.jboss.system.ServiceMBean
getState, getStateString, jbossInternalLifecycle
 
Methods inherited from interface org.jboss.system.Service
create, destroy, start, stop
 

Field Detail

partitionName

protected String partitionName

jgProps

protected String jgProps

partition

protected HAPartitionImpl partition

deadlock_detection

protected boolean deadlock_detection

channel

protected org.jgroups.JChannel channel

debugger

protected org.jgroups.debug.Debugger debugger

use_debugger

protected boolean use_debugger

nodeName

protected String nodeName

nodeAddress

protected InetAddress nodeAddress

state_transfer_timeout

protected long state_transfer_timeout
Number of milliseconds to wait until state has been transferred. Increase this value for large states 0 = wait forever

method_call_timeout

protected long method_call_timeout
Constructor Detail

ClusterPartition

public ClusterPartition()
Method Detail

getPartitionName

public String getPartitionName()
Description copied from interface: ClusterPartitionMBean
Name of the partition being built. All nodes/services belonging to a partition with the same name are clustered together.

Specified by:
getPartitionName in interface ClusterPartitionMBean

setPartitionName

public void setPartitionName(String newName)
Specified by:
setPartitionName in interface ClusterPartitionMBean

getPartitionProperties

public String getPartitionProperties()
Description copied from interface: ClusterPartitionMBean
Get JGroups property string a la JDBC see JGroups web site for more information

Specified by:
getPartitionProperties in interface ClusterPartitionMBean

setPartitionProperties

public void setPartitionProperties(String newProps)
Specified by:
setPartitionProperties in interface ClusterPartitionMBean

setPartitionConfig

public void setPartitionConfig(Element config)
Convert a list of elements to the JG property string

Specified by:
setPartitionConfig in interface ClusterPartitionMBean

getNodeName

public String getNodeName()
Uniquely identifies this node. MUST be unique accros the whole cluster! Cannot be changed once the partition has been started

Specified by:
getNodeName in interface ClusterPartitionMBean

setNodeName

public void setNodeName(String node)
                 throws Exception
Specified by:
setNodeName in interface ClusterPartitionMBean
Throws:
Exception

getNodeAddress

public InetAddress getNodeAddress()
Description copied from interface: ClusterPartitionMBean
The node address used to generate the node name

Specified by:
getNodeAddress in interface ClusterPartitionMBean

setNodeAddress

public void setNodeAddress(InetAddress address)
Specified by:
setNodeAddress in interface ClusterPartitionMBean

getJGroupsVersion

public String getJGroupsVersion()
Description copied from interface: ClusterPartitionMBean
The version of JGroups this is running on

Specified by:
getJGroupsVersion in interface ClusterPartitionMBean

getStateTransferTimeout

public long getStateTransferTimeout()
Specified by:
getStateTransferTimeout in interface ClusterPartitionMBean

setStateTransferTimeout

public void setStateTransferTimeout(long timeout)
Specified by:
setStateTransferTimeout in interface ClusterPartitionMBean

getMethodCallTimeout

public long getMethodCallTimeout()
Description copied from interface: ClusterPartitionMBean
Max time (in ms) to wait for synchronous group method calls (HAPartition.callMethodOnCluster(String, String, Object[], Class[], boolean))

Specified by:
getMethodCallTimeout in interface ClusterPartitionMBean

setMethodCallTimeout

public void setMethodCallTimeout(long timeout)
Specified by:
setMethodCallTimeout in interface ClusterPartitionMBean

getDeadlockDetection

public boolean getDeadlockDetection()
Description copied from interface: ClusterPartitionMBean
Determine if deadlock detection is enabled

Specified by:
getDeadlockDetection in interface ClusterPartitionMBean

setDeadlockDetection

public void setDeadlockDetection(boolean doit)
Specified by:
setDeadlockDetection in interface ClusterPartitionMBean

getObjectName

protected javax.management.ObjectName getObjectName(javax.management.MBeanServer server,
                                                    javax.management.ObjectName name)
                                             throws javax.management.MalformedObjectNameException
Throws:
javax.management.MalformedObjectNameException

getHAPartition

public HAPartition getHAPartition()
Description copied from interface: ClusterPartitionMBean
Access to the underlying HAPartition without going through JNDI

Specified by:
getHAPartition in interface ClusterPartitionMBean
Returns:
the HAPartition for the cluster service

getCurrentView

public Vector getCurrentView()
Return the list of member nodes that built from the current view

Specified by:
getCurrentView in interface ClusterPartitionMBean
Returns:
A Vector Strings representing the host:port values of the nodes

getName

public String getName()
Specified by:
getName in interface org.jboss.system.ServiceMBean

createService

protected void createService()
                      throws Exception
Throws:
Exception

startService

protected void startService()
                     throws Exception
Throws:
Exception

stopService

protected void stopService()
                    throws Exception
Throws:
Exception

generateUniqueNodeName

protected String generateUniqueNodeName()
                                 throws Exception
Throws:
Exception

showHistory

public String showHistory()
Specified by:
showHistory in interface ClusterPartitionMBean

showHistoryAsXML

public String showHistoryAsXML()
Specified by:
showHistoryAsXML in interface ClusterPartitionMBean

startChannelDebugger

public void startChannelDebugger()
Specified by:
startChannelDebugger in interface ClusterPartitionMBean

startChannelDebugger

public void startChannelDebugger(boolean accumulative)
Specified by:
startChannelDebugger in interface ClusterPartitionMBean

stopChannelDebugger

public void stopChannelDebugger()
Specified by:
stopChannelDebugger in interface ClusterPartitionMBean
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