org.apache.geronimo.gbean.runtime
Class AbstractGBeanReference

java.lang.Object
  org.apache.geronimo.gbean.runtime.AbstractGBeanReference

All Implemented Interfaces:

GBeanReference

Direct Known Subclasses:

GBeanCollectionReference, GBeanSingleReference

public abstract class AbstractGBeanReference

extends java.lang.Object

implements GBeanReference

Version:

$Rev$ $Date$

Field Summary

private DependencyManager	dependencyManager The dependency manager of the kernel.
private GBeanInstance	gbeanInstance The GBeanInstance to which this reference belongs.
private boolean	isOnline is this reference online
private Kernel	kernel The kernel to which the reference is bound.
private LifecycleListener	listener Our listener for lifecycle events
private java.lang.String	name Name of this reference.
private java.util.Set	patterns The target objectName patterns to watch for a connection.
private java.lang.Object	proxy Proxy for this reference
private java.lang.Class	proxyType Proxy type which is injected into the GBeanInstance.
private GReferenceInfo	referenceInfo The metadata for this reference
private java.lang.Class	referenceType Interface this GBeanInstance uses to refer to the other.
private MethodInvoker	setInvoker The method that will be called to set the attribute value.
private java.util.Set	targets Current set of targets

Constructor Summary

AbstractGBeanReference(GBeanInstance gbeanInstance, GReferenceInfo referenceInfo, Kernel kernel, DependencyManager dependencyManager)

Method Summary

protected void	addTarget(javax.management.ObjectName objectName)
protected abstract LifecycleListener	createLifecycleListener()
protected DependencyManager	getDependencyManager()
protected java.lang.String	getDescription()
GBeanInstance	getGBeanInstance()
protected Kernel	getKernel()
java.lang.String	getName()
java.util.Set	getPatterns()
java.lang.Object	getProxy()
java.lang.Class	getProxyType()
GReferenceInfo	getReferenceInfo()
java.lang.Class	getReferenceType()
protected java.util.Set	getTargets()
void	inject(java.lang.Object target)
private boolean	isRunning(Kernel kernel, javax.management.ObjectName objectName) Is the component in the Running state
void	offline()
void	online()
protected void	removeTarget(javax.management.ObjectName objectName)
void	setPatterns(java.util.Set patterns)
protected void	setProxy(java.lang.Object proxy)
protected abstract void	targetAdded(javax.management.ObjectName target)
protected abstract void	targetRemoved(javax.management.ObjectName target)

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.geronimo.gbean.runtime.GBeanReference

start, stop

Field Detail

name

private final java.lang.String name

Name of this reference.

referenceType

private final java.lang.Class referenceType

Interface this GBeanInstance uses to refer to the other.

proxyType

private final java.lang.Class proxyType

Proxy type which is injected into the GBeanInstance.

gbeanInstance

private final GBeanInstance gbeanInstance

The GBeanInstance to which this reference belongs.

setInvoker

private final MethodInvoker setInvoker

The method that will be called to set the attribute value. If null, the value will be set with a constructor argument

patterns

private java.util.Set patterns

The target objectName patterns to watch for a connection.

listener

private final LifecycleListener listener

Our listener for lifecycle events

targets

private final java.util.Set targets

Current set of targets

referenceInfo

private final GReferenceInfo referenceInfo

The metadata for this reference

kernel

private final Kernel kernel

The kernel to which the reference is bound.

dependencyManager

private final DependencyManager dependencyManager

The dependency manager of the kernel.

proxy

private java.lang.Object proxy

Proxy for this reference

isOnline

private boolean isOnline

is this reference online

Constructor Detail

AbstractGBeanReference

public AbstractGBeanReference(GBeanInstance gbeanInstance,
                              GReferenceInfo referenceInfo,
                              Kernel kernel,
                              DependencyManager dependencyManager)
                       throws InvalidConfigurationException

Method Detail

createLifecycleListener

protected abstract LifecycleListener createLifecycleListener()

targetAdded

protected abstract void targetAdded(javax.management.ObjectName target)

targetRemoved

protected abstract void targetRemoved(javax.management.ObjectName target)

getKernel

protected final Kernel getKernel()

getDependencyManager

protected final DependencyManager getDependencyManager()

getGBeanInstance

public final GBeanInstance getGBeanInstance()

getName

public final java.lang.String getName()

Specified by:

getName in interface GBeanReference

getReferenceInfo

public final GReferenceInfo getReferenceInfo()

Specified by:

getReferenceInfo in interface GBeanReference

getReferenceType

public final java.lang.Class getReferenceType()

Specified by:

getReferenceType in interface GBeanReference

getProxyType

public final java.lang.Class getProxyType()

Specified by:

getProxyType in interface GBeanReference

getProxy

public final java.lang.Object getProxy()

Specified by:

getProxy in interface GBeanReference

setProxy

protected final void setProxy(java.lang.Object proxy)

getPatterns

public final java.util.Set getPatterns()

Specified by:

getPatterns in interface GBeanReference

setPatterns

public final void setPatterns(java.util.Set patterns)

Specified by:

setPatterns in interface GBeanReference

online

public final void online()

Specified by:

online in interface GBeanReference

offline

public final void offline()

Specified by:

offline in interface GBeanReference

getTargets

protected final java.util.Set getTargets()

addTarget

protected final void addTarget(javax.management.ObjectName objectName)

removeTarget

protected final void removeTarget(javax.management.ObjectName objectName)

inject

public final void inject(java.lang.Object target)
                  throws java.lang.Exception

Specified by:

inject in interface GBeanReference

Throws:

java.lang.Exception

isRunning

private boolean isRunning(Kernel kernel,
                          javax.management.ObjectName objectName)

Is the component in the Running state

Parameters:

objectName - name of the component to check

Returns:

true if the component is running; false otherwise

getDescription

protected final java.lang.String getDescription()