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HASingletonInvoker - JBOSS Portal 2.6 API 英文版文档

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org.jboss.portal.jems.ha
Class HASingletonInvoker

java.lang.Object
  extended byHASingletonSupport
      extended byorg.jboss.portal.jems.ha.HASingletonInvoker
All Implemented Interfaces:
HASingletonInvokerMBean
public class HASingletonInvoker
extends HASingletonSupport
implements HASingletonInvokerMBean

Version:
$Revision: 5448 $
Author:
Julien Viet
See Also:
Serialized Form

Nested Class Summary
 
Nested classes inherited from class org.jboss.portal.jems.ha.HASingletonInvokerMBean
HASingletonInvokerMBean.Callback, HASingletonInvokerMBean.Proxy
 
Field Summary
private  HASingletonInvokerMBean.Callback callback
          The callback service which this service depends on.
private  java.lang.String jndiName
          Where is bound the ha proxy.
private  java.util.Properties jndiProperties
          The JNDI properties.
private  int maxRetries
          How many time we retry on fail over.
private  HASingletonInvokerMBean.Proxy proxy
          The cached proxy.
private  javax.management.ObjectName proxyFactory
          The proxy factory.
private  long retryWaitingTimeMS
          How long we wait before trying a jndi lookup during fail over.
 
Constructor Summary
HASingletonInvoker()
           
 
Method Summary
 HASingletonInvokerMBean.Callback getCallback()
          Get the callback of the invoker.
 java.lang.String getJNDIName()
          Return the JNDI name under which the proxy is bound.
 java.util.Properties getJNDIProperties()
          Return the JNDI configuration to lookup the proxy.
 int getMaxRetries()
          Return the max number of retries when an invocation is done.
 javax.management.ObjectName getProxyFactory()
          Return the name of the proxy factory to use.
 long getRetryWaitingTimeMS()
          Return the time that the thread will sleep before looking up a proxy during fail over.
 java.lang.Object invoke(org.jboss.invocation.Invocation mi)
           
 java.lang.Object invoke(java.lang.String methodName, java.lang.Class[] types, java.lang.Object[] args)
          Invoke the service through the invoker.
 HASingletonInvokerMBean.Proxy lookupProxy()
          Return the proxy, if it is cached then it will return the cached proxy otherwise it will perform a JNDI lookup.
 void setCallback(HASingletonInvokerMBean.Callback callback)
           
 void setJNDIName(java.lang.String jndiName)
           
 void setJNDIProperties(java.util.Properties jndiProperties)
           
 void setMaxRetries(int maxRetries)
           
 void setProxyFactory(javax.management.ObjectName proxyFactory)
           
 void setRetryWaitingTimeMS(long retryWaitingTimeMS)
           
protected  void startService()
           
 void startSingleton()
           
protected  void stopService()
           
 void stopSingleton()
           
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Field Detail

proxyFactory

private javax.management.ObjectName proxyFactory
The proxy factory.

proxy

private HASingletonInvokerMBean.Proxy proxy
The cached proxy.

jndiName

private java.lang.String jndiName
Where is bound the ha proxy.

callback

private HASingletonInvokerMBean.Callback callback
The callback service which this service depends on.

jndiProperties

private java.util.Properties jndiProperties
The JNDI properties.

maxRetries

private int maxRetries
How many time we retry on fail over.

retryWaitingTimeMS

private long retryWaitingTimeMS
How long we wait before trying a jndi lookup during fail over.

Constructor Detail

HASingletonInvoker

public HASingletonInvoker()
Method Detail

getRetryWaitingTimeMS

public long getRetryWaitingTimeMS()
Description copied from interface: HASingletonInvokerMBean
Return the time that the thread will sleep before looking up a proxy during fail over.

Specified by:
getRetryWaitingTimeMS in interface HASingletonInvokerMBean

setRetryWaitingTimeMS

public void setRetryWaitingTimeMS(long retryWaitingTimeMS)
Specified by:
setRetryWaitingTimeMS in interface HASingletonInvokerMBean
See Also:
HASingletonInvokerMBean.getRetryWaitingTimeMS()

getMaxRetries

public int getMaxRetries()
Description copied from interface: HASingletonInvokerMBean
Return the max number of retries when an invocation is done.

Specified by:
getMaxRetries in interface HASingletonInvokerMBean

setMaxRetries

public void setMaxRetries(int maxRetries)
Specified by:
setMaxRetries in interface HASingletonInvokerMBean
See Also:
HASingletonInvokerMBean.getMaxRetries()

getJNDIProperties

public java.util.Properties getJNDIProperties()
Description copied from interface: HASingletonInvokerMBean
Return the JNDI configuration to lookup the proxy.

Specified by:
getJNDIProperties in interface HASingletonInvokerMBean

setJNDIProperties

public void setJNDIProperties(java.util.Properties jndiProperties)
Specified by:
setJNDIProperties in interface HASingletonInvokerMBean
See Also:
HASingletonInvokerMBean.getJNDIProperties()

getProxyFactory

public javax.management.ObjectName getProxyFactory()
Description copied from interface: HASingletonInvokerMBean
Return the name of the proxy factory to use.

Specified by:
getProxyFactory in interface HASingletonInvokerMBean

setProxyFactory

public void setProxyFactory(javax.management.ObjectName proxyFactory)
Specified by:
setProxyFactory in interface HASingletonInvokerMBean
See Also:
HASingletonInvokerMBean.getProxyFactory()

getCallback

public HASingletonInvokerMBean.Callback getCallback()
Description copied from interface: HASingletonInvokerMBean
Get the callback of the invoker.

Specified by:
getCallback in interface HASingletonInvokerMBean

setCallback

public void setCallback(HASingletonInvokerMBean.Callback callback)
Specified by:
setCallback in interface HASingletonInvokerMBean
See Also:
HASingletonInvokerMBean.getCallback()

getJNDIName

public java.lang.String getJNDIName()
Description copied from interface: HASingletonInvokerMBean
Return the JNDI name under which the proxy is bound.

Specified by:
getJNDIName in interface HASingletonInvokerMBean

setJNDIName

public void setJNDIName(java.lang.String jndiName)
Specified by:
setJNDIName in interface HASingletonInvokerMBean
See Also:
HASingletonInvokerMBean.getJNDIName()

lookupProxy

public HASingletonInvokerMBean.Proxy lookupProxy()
Description copied from interface: HASingletonInvokerMBean
Return the proxy, if it is cached then it will return the cached proxy otherwise it will perform a JNDI lookup.

Specified by:
lookupProxy in interface HASingletonInvokerMBean

invoke

public java.lang.Object invoke(java.lang.String methodName,
                               java.lang.Class[] types,
                               java.lang.Object[] args)
                        throws java.lang.Exception
Description copied from interface: HASingletonInvokerMBean
Invoke the service through the invoker. When the service proxy throws an exception the invoker waits for a specific duration and then perform a new lookup for a certain amount of time.

Specified by:
invoke in interface HASingletonInvokerMBean
Throws:
java.lang.Exception

startService

protected void startService()
                     throws java.lang.Exception
Throws:
java.lang.Exception

stopService

protected void stopService()
                    throws java.lang.Exception
Throws:
java.lang.Exception

startSingleton

public void startSingleton()

stopSingleton

public void stopSingleton()

invoke

public java.lang.Object invoke(org.jboss.invocation.Invocation mi)
                        throws java.lang.Exception
Throws:
java.lang.Exception
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