Class BeanContextChildSupport

java.lang.Object

java.beans.beancontext.BeanContextChildSupport

All Implemented Interfaces:: BeanContextChild, BeanContextServiceRevokedListener, BeanContextServicesListener, Serializable, EventListener

Direct Known Subclasses:: BeanContextSupport

@Deprecated(since="23", forRemoval=true) public class BeanContextChildSupport extends Object implements BeanContextChild, BeanContextServicesListener, Serializable

Deprecated, for removal: This API element is subject to removal in a future version.

This is a general support class to provide support for implementing the BeanContextChild protocol. This class may either be directly subclassed, or encapsulated and delegated to in order to implement this interface for a given component.

Since:

1.2

See Also:

Field Summary

Modifier and Type	Field	Description
`protected BeanContext`	`beanContext`	Deprecated, for removal: This API element is subject to removal in a future version. The bean context.
`BeanContextChild`	`beanContextChildPeer`	Deprecated, for removal: This API element is subject to removal in a future version. The `BeanContext` in which this `BeanContextChild` is nested.
`protected PropertyChangeSupport`	`pcSupport`	Deprecated, for removal: This API element is subject to removal in a future version. The `PropertyChangeSupport` associated with this `BeanContextChildSupport`.
`protected boolean`	`rejectedSetBCOnce`	Deprecated, for removal: This API element is subject to removal in a future version. A flag indicating that there has been at least one `PropertyChangeVetoException` thrown for the attempted setBeanContext operation.
`protected VetoableChangeSupport`	`vcSupport`	Deprecated, for removal: This API element is subject to removal in a future version. The `VetoableChangeSupport` associated with this `BeanContextChildSupport`.

Constructor Summary

Constructor	Description
`BeanContextChildSupport()`	Deprecated, for removal: This API element is subject to removal in a future version. construct a BeanContextChildSupport where this class has been subclassed in order to implement the JavaBean component itself.
`BeanContextChildSupport(BeanContextChild bcc)`	Deprecated, for removal: This API element is subject to removal in a future version. construct a BeanContextChildSupport where the JavaBean component itself implements BeanContextChild, and encapsulates this, delegating that interface to this implementation

Method Summary

Modifier and Type	Method	Description
`void`	`addPropertyChangeListener(String name, PropertyChangeListener pcl)`	Deprecated, for removal: This API element is subject to removal in a future version. Add a PropertyChangeListener for a specific property.
`void`	`addVetoableChangeListener(String name, VetoableChangeListener vcl)`	Deprecated, for removal: This API element is subject to removal in a future version. Add a VetoableChangeListener for a specific property.
`void`	`firePropertyChange(String name, Object oldValue, Object newValue)`	Deprecated, for removal: This API element is subject to removal in a future version. Report a bound property update to any registered listeners.
`void`	`fireVetoableChange(String name, Object oldValue, Object newValue)`	Deprecated, for removal: This API element is subject to removal in a future version. Report a vetoable property update to any registered listeners.
`BeanContext`	`getBeanContext()`	Deprecated, for removal: This API element is subject to removal in a future version. Gets the nesting `BeanContext` for this `BeanContextChildSupport`.
`BeanContextChild`	`getBeanContextChildPeer()`	Deprecated, for removal: This API element is subject to removal in a future version. Gets the `BeanContextChild` associated with this `BeanContextChildSupport`.
`protected void`	`initializeBeanContextResources()`	Deprecated, for removal: This API element is subject to removal in a future version. This method may be overridden by subclasses to provide their own initialization behaviors.
`boolean`	`isDelegated()`	Deprecated, for removal: This API element is subject to removal in a future version. Reports whether or not this class is a delegate of another.
`protected void`	`releaseBeanContextResources()`	Deprecated, for removal: This API element is subject to removal in a future version. This method may be overridden by subclasses to provide their own release behaviors.
`void`	`removePropertyChangeListener(String name, PropertyChangeListener pcl)`	Deprecated, for removal: This API element is subject to removal in a future version. Remove a PropertyChangeListener for a specific property.
`void`	`removeVetoableChangeListener(String name, VetoableChangeListener vcl)`	Deprecated, for removal: This API element is subject to removal in a future version. Removes a `VetoableChangeListener`.
`void`	`serviceAvailable(BeanContextServiceAvailableEvent bcsae)`	Deprecated, for removal: This API element is subject to removal in a future version. A new service is available from the nesting BeanContext.
`void`	`serviceRevoked(BeanContextServiceRevokedEvent bcsre)`	Deprecated, for removal: This API element is subject to removal in a future version. A service provided by the nesting BeanContext has been revoked.
`void`	`setBeanContext(BeanContext bc)`	Deprecated, for removal: This API element is subject to removal in a future version. Sets the `BeanContext` for this `BeanContextChildSupport`.
`boolean`	`validatePendingSetBeanContext(BeanContext newValue)`	Deprecated, for removal: This API element is subject to removal in a future version. Called from setBeanContext to validate (or otherwise) the pending change in the nesting BeanContext property value.

Methods declared in class Object

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

Modifier and Type	Method	Description
`protected Object`	`clone()`	Creates and returns a copy of this object.
`boolean`	`equals(Object obj)`	Indicates whether some other object is "equal to" this one.
`protected void`	`finalize()`	Deprecated, for removal: This API element is subject to removal in a future version. Finalization is deprecated and subject to removal in a future release.
`final Class<?>`	`getClass()`	Returns the runtime class of this `Object`.
`int`	`hashCode()`	Returns a hash code value for this object.
`final void`	`notify()`	Wakes up a single thread that is waiting on this object's monitor.
`final void`	`notifyAll()`	Wakes up all threads that are waiting on this object's monitor.
`String`	`toString()`	Returns a string representation of the object.
`final void`	`wait()`	Causes the current thread to wait until it is awakened, typically by being notified or interrupted.
`final void`	`wait(long timeoutMillis)`	Causes the current thread to wait until it is awakened, typically by being notified or interrupted, or until a certain amount of real time has elapsed.
`final void`	`wait(long timeoutMillis, int nanos)`	Causes the current thread to wait until it is awakened, typically by being notified or interrupted, or until a certain amount of real time has elapsed.

Field Details

beanContextChildPeer

public BeanContextChild beanContextChildPeer

Deprecated, for removal: This API element is subject to removal in a future version.

The BeanContext in which this BeanContextChild is nested.

pcSupport

protected PropertyChangeSupport pcSupport

Deprecated, for removal: This API element is subject to removal in a future version.

The PropertyChangeSupport associated with this BeanContextChildSupport.

vcSupport

protected VetoableChangeSupport vcSupport

Deprecated, for removal: This API element is subject to removal in a future version.

The VetoableChangeSupport associated with this BeanContextChildSupport.

beanContext

protected transient BeanContext beanContext

Deprecated, for removal: This API element is subject to removal in a future version.

The bean context.

rejectedSetBCOnce

protected transient boolean rejectedSetBCOnce

Deprecated, for removal: This API element is subject to removal in a future version.

A flag indicating that there has been at least one PropertyChangeVetoException thrown for the attempted setBeanContext operation.

Constructor Details

BeanContextChildSupport

public BeanContextChildSupport()

Deprecated, for removal: This API element is subject to removal in a future version.

construct a BeanContextChildSupport where this class has been subclassed in order to implement the JavaBean component itself.

BeanContextChildSupport

public BeanContextChildSupport(BeanContextChild bcc)

Deprecated, for removal: This API element is subject to removal in a future version.

construct a BeanContextChildSupport where the JavaBean component itself implements BeanContextChild, and encapsulates this, delegating that interface to this implementation

Parameters:: bcc - the underlying bean context child

Method Details

setBeanContext

public void setBeanContext(BeanContext bc) throws PropertyVetoException

Deprecated, for removal: This API element is subject to removal in a future version.

Sets the BeanContext for this BeanContextChildSupport.

Specified by:: setBeanContext in interface BeanContextChild
Parameters:: bc - the new value to be assigned to the BeanContext property
Throws:: PropertyVetoException - if the change is rejected

getBeanContext

public BeanContext getBeanContext()

Deprecated, for removal: This API element is subject to removal in a future version.

Gets the nesting BeanContext for this BeanContextChildSupport.

Specified by:: getBeanContext in interface BeanContextChild
Returns:: the nesting BeanContext for this BeanContextChildSupport.

addPropertyChangeListener

public void addPropertyChangeListener(String name, PropertyChangeListener pcl)

Deprecated, for removal: This API element is subject to removal in a future version.

Add a PropertyChangeListener for a specific property. The same listener object may be added more than once. For each property, the listener will be invoked the number of times it was added for that property. If name or pcl is null, no exception is thrown and no action is taken.

Specified by:: addPropertyChangeListener in interface BeanContextChild
Parameters:: name - The name of the property to listen on; pcl - The PropertyChangeListener to be added

removePropertyChangeListener

public void removePropertyChangeListener(String name, PropertyChangeListener pcl)

Deprecated, for removal: This API element is subject to removal in a future version.

Remove a PropertyChangeListener for a specific property. If pcl was added more than once to the same event source for the specified property, it will be notified one less time after being removed. If name is null, no exception is thrown and no action is taken. If pcl is null, or was never added for the specified property, no exception is thrown and no action is taken.

Specified by:: removePropertyChangeListener in interface BeanContextChild
Parameters:: name - The name of the property that was listened on; pcl - The PropertyChangeListener to be removed

addVetoableChangeListener

public void addVetoableChangeListener(String name, VetoableChangeListener vcl)

Deprecated, for removal: This API element is subject to removal in a future version.

Add a VetoableChangeListener for a specific property. The same listener object may be added more than once. For each property, the listener will be invoked the number of times it was added for that property. If name or vcl is null, no exception is thrown and no action is taken.

Specified by:: addVetoableChangeListener in interface BeanContextChild
Parameters:: name - The name of the property to listen on; vcl - The VetoableChangeListener to be added

removeVetoableChangeListener

public void removeVetoableChangeListener(String name, VetoableChangeListener vcl)

Deprecated, for removal: This API element is subject to removal in a future version.

Removes a VetoableChangeListener. If pcl was added more than once to the same event source for the specified property, it will be notified one less time after being removed. If name is null, no exception is thrown and no action is taken. If vcl is null, or was never added for the specified property, no exception is thrown and no action is taken.

Specified by:: removeVetoableChangeListener in interface BeanContextChild
Parameters:: name - The name of the property that was listened on; vcl - The VetoableChangeListener to be removed

serviceRevoked

public void serviceRevoked(BeanContextServiceRevokedEvent bcsre)

Deprecated, for removal: This API element is subject to removal in a future version.

A service provided by the nesting BeanContext has been revoked. Subclasses may override this method in order to implement their own behaviors.

Specified by:: serviceRevoked in interface BeanContextServiceRevokedListener
Parameters:: bcsre - The BeanContextServiceRevokedEvent fired as a result of a service being revoked

serviceAvailable

public void serviceAvailable(BeanContextServiceAvailableEvent bcsae)

Deprecated, for removal: This API element is subject to removal in a future version.

A new service is available from the nesting BeanContext. Subclasses may override this method in order to implement their own behaviors

Specified by:: serviceAvailable in interface BeanContextServicesListener
Parameters:: bcsae - The BeanContextServiceAvailableEvent fired as a result of a service becoming available

getBeanContextChildPeer

public BeanContextChild getBeanContextChildPeer()

Deprecated, for removal: This API element is subject to removal in a future version.

Gets the BeanContextChild associated with this BeanContextChildSupport.

Returns:: the BeanContextChild peer of this class

isDelegated

public boolean isDelegated()

Deprecated, for removal: This API element is subject to removal in a future version.

Reports whether or not this class is a delegate of another.

Returns:: true if this class is a delegate of another

firePropertyChange

public void firePropertyChange(String name, Object oldValue, Object newValue)

Deprecated, for removal: This API element is subject to removal in a future version.

Report a bound property update to any registered listeners. No event is fired if old and new are equal and non-null.

Parameters:: name - The programmatic name of the property that was changed; oldValue - The old value of the property; newValue - The new value of the property

fireVetoableChange

public void fireVetoableChange(String name, Object oldValue, Object newValue) throws PropertyVetoException

Deprecated, for removal: This API element is subject to removal in a future version.

Report a vetoable property update to any registered listeners. If anyone vetos the change, then fire a new event reverting everyone to the old value and then rethrow the PropertyVetoException.

No event is fired if old and new are equal and non-null.

Parameters:: name - The programmatic name of the property that is about to change; oldValue - The old value of the property; newValue - - The new value of the property
Throws:: PropertyVetoException - if the recipient wishes the property change to be rolled back.

validatePendingSetBeanContext

public boolean validatePendingSetBeanContext(BeanContext newValue)

Deprecated, for removal: This API element is subject to removal in a future version.

Called from setBeanContext to validate (or otherwise) the pending change in the nesting BeanContext property value. Returning false will cause setBeanContext to throw PropertyVetoException.

Parameters:: newValue - the new value that has been requested for the BeanContext property
Returns:: true if the change operation is to be vetoed

releaseBeanContextResources

protected void releaseBeanContextResources()

Deprecated, for removal: This API element is subject to removal in a future version.

This method may be overridden by subclasses to provide their own release behaviors. When invoked any resources held by this instance obtained from its current BeanContext property should be released since the object is no longer nested within that BeanContext.

initializeBeanContextResources

protected void initializeBeanContextResources()

Deprecated, for removal: This API element is subject to removal in a future version.

This method may be overridden by subclasses to provide their own initialization behaviors. When invoked any resources required by the BeanContextChild should be obtained from the current BeanContext.

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