beancontextchildsupport.html

API資料大全

</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>name</CODE> - The name of the property that was listened on<DD><CODE>pcl</CODE> - The PropertyChangeListener to be removed</DL>
</DD>
</DL>
<HR>

<A NAME="addVetoableChangeListener(java.lang.String, java.beans.VetoableChangeListener)"><!-- --></A><H3>
addVetoableChangeListener</H3>
<PRE>
public void <B>addVetoableChangeListener</B>(<A HREF="../../../java/lang/String.html">String</A>&nbsp;name,
                                      <A HREF="../../../java/beans/VetoableChangeListener.html">VetoableChangeListener</A>&nbsp;vcl)</PRE>
<DL>
<DD>Adds a <code>VetoableChangeListener</code>.<DD><DL>
<DT><B>Specified by: </B><DD><CODE><A HREF="../../../java/beans/beancontext/BeanContextChild.html#addVetoableChangeListener(java.lang.String, java.beans.VetoableChangeListener)">addVetoableChangeListener</A></CODE> in interface <CODE><A HREF="../../../java/beans/beancontext/BeanContextChild.html">BeanContextChild</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>name</CODE> - The name of the property to listen on<DD><CODE>vcl</CODE> - The <code>VetoableChangeListener</code> to be added</DL>
</DD>
</DL>
<HR>

<A NAME="removeVetoableChangeListener(java.lang.String, java.beans.VetoableChangeListener)"><!-- --></A><H3>
removeVetoableChangeListener</H3>
<PRE>
public void <B>removeVetoableChangeListener</B>(<A HREF="../../../java/lang/String.html">String</A>&nbsp;name,
                                         <A HREF="../../../java/beans/VetoableChangeListener.html">VetoableChangeListener</A>&nbsp;vcl)</PRE>
<DL>
<DD>Removes a <code>VetoableChangeListener</code>.<DD><DL>
<DT><B>Specified by: </B><DD><CODE><A HREF="../../../java/beans/beancontext/BeanContextChild.html#removeVetoableChangeListener(java.lang.String, java.beans.VetoableChangeListener)">removeVetoableChangeListener</A></CODE> in interface <CODE><A HREF="../../../java/beans/beancontext/BeanContextChild.html">BeanContextChild</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>name</CODE> - The name of the property that was listened on<DD><CODE>vcl</CODE> - The <code>VetoableChangeListener</code> to be removed</DL>
</DD>
</DL>
<HR>

<A NAME="serviceRevoked(java.beans.beancontext.BeanContextServiceRevokedEvent)"><!-- --></A><H3>
serviceRevoked</H3>
<PRE>
public void <B>serviceRevoked</B>(<A HREF="../../../java/beans/beancontext/BeanContextServiceRevokedEvent.html">BeanContextServiceRevokedEvent</A>&nbsp;bcsre)</PRE>
<DL>
<DD>A service provided by the nesting BeanContext has been revoked.
 
 Subclasses may override this method in order to implement their own
 behaviors.<DD><DL>
<DT><B>Specified by: </B><DD><CODE><A HREF="../../../java/beans/beancontext/BeanContextServiceRevokedListener.html#serviceRevoked(java.beans.beancontext.BeanContextServiceRevokedEvent)">serviceRevoked</A></CODE> in interface <CODE><A HREF="../../../java/beans/beancontext/BeanContextServiceRevokedListener.html">BeanContextServiceRevokedListener</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>bcsre</CODE> - The <code>BeanContextServiceRevokedEvent</code> fired as a 
 result of a service being revoked</DL>
</DD>
</DL>
<HR>

<A NAME="serviceAvailable(java.beans.beancontext.BeanContextServiceAvailableEvent)"><!-- --></A><H3>
serviceAvailable</H3>
<PRE>
public void <B>serviceAvailable</B>(<A HREF="../../../java/beans/beancontext/BeanContextServiceAvailableEvent.html">BeanContextServiceAvailableEvent</A>&nbsp;bcsae)</PRE>
<DL>
<DD>A new service is available from the nesting BeanContext.
 
 Subclasses may override this method in order to implement their own
 behaviors<DD><DL>
<DT><B>Specified by: </B><DD><CODE><A HREF="../../../java/beans/beancontext/BeanContextServicesListener.html#serviceAvailable(java.beans.beancontext.BeanContextServiceAvailableEvent)">serviceAvailable</A></CODE> in interface <CODE><A HREF="../../../java/beans/beancontext/BeanContextServicesListener.html">BeanContextServicesListener</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>bcsae</CODE> - The BeanContextServiceAvailableEvent fired as a
 result of a service becoming available</DL>
</DD>
</DL>
<HR>

<A NAME="getBeanContextChildPeer()"><!-- --></A><H3>
getBeanContextChildPeer</H3>
<PRE>
public <A HREF="../../../java/beans/beancontext/BeanContextChild.html">BeanContextChild</A> <B>getBeanContextChildPeer</B>()</PRE>
<DL>
<DD>Gets the <tt>BeanContextChild</tt> associated with this 
 <tt>BeanContextChildSupport</tt>.<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Returns:</B><DD>the <tt>BeanContextChild</tt> peer of this class</DL>
</DD>
</DL>
<HR>

<A NAME="isDelegated()"><!-- --></A><H3>
isDelegated</H3>
<PRE>
public boolean <B>isDelegated</B>()</PRE>
<DL>
<DD>Reports whether or not this class is a delegate of another.<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Returns:</B><DD>true if this class is a delegate of another</DL>
</DD>
</DL>
<HR>

<A NAME="firePropertyChange(java.lang.String, java.lang.Object, java.lang.Object)"><!-- --></A><H3>
firePropertyChange</H3>
<PRE>
public void <B>firePropertyChange</B>(<A HREF="../../../java/lang/String.html">String</A>&nbsp;name,
                               <A HREF="../../../java/lang/Object.html">Object</A>&nbsp;oldValue,
                               <A HREF="../../../java/lang/Object.html">Object</A>&nbsp;newValue)</PRE>
<DL>
<DD>Report a bound property update to any registered listeners. No event is
 fired if old and new are equal and non-null.<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>name</CODE> - The programmatic name of the property that was changed<DD><CODE>oldValue</CODE> - The old value of the property<DD><CODE>newValue</CODE> - The new value of the property</DL>
</DD>
</DL>
<HR>

<A NAME="fireVetoableChange(java.lang.String, java.lang.Object, java.lang.Object)"><!-- --></A><H3>
fireVetoableChange</H3>
<PRE>
public void <B>fireVetoableChange</B>(<A HREF="../../../java/lang/String.html">String</A>&nbsp;name,
                               <A HREF="../../../java/lang/Object.html">Object</A>&nbsp;oldValue,
                               <A HREF="../../../java/lang/Object.html">Object</A>&nbsp;newValue)
                        throws <A HREF="../../../java/beans/PropertyVetoException.html">PropertyVetoException</A></PRE>
<DL>
<DD>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. <P>

 No event is fired if old and new are equal and non-null.
 <P><DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>name</CODE> - The programmatic name of the property that is about to
 change<DD><CODE>oldValue</CODE> - The old value of the property<DD><CODE>newValue</CODE> - - The new value of the property<DT><B>Throws:</B><DD><CODE><A HREF="../../../java/beans/PropertyVetoException.html">PropertyVetoException</A></CODE> - if the recipient wishes the property
 change to be rolled back.</DL>
</DD>
</DL>
<HR>

<A NAME="validatePendingSetBeanContext(java.beans.beancontext.BeanContext)"><!-- --></A><H3>
validatePendingSetBeanContext</H3>
<PRE>
public boolean <B>validatePendingSetBeanContext</B>(<A HREF="../../../java/beans/beancontext/BeanContext.html">BeanContext</A>&nbsp;newValue)</PRE>
<DL>
<DD>Called from setBeanContext to validate (or otherwise) the
 pending change in the nesting BeanContext property value.
 Returning false will cause setBeanContext to throw
 PropertyVetoException.<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>newValue</CODE> - the new value that has been requested for 
  the BeanContext property<DT><B>Returns:</B><DD><code>true</code> if the change operation is to be vetoed</DL>
</DD>
</DL>
<HR>

<A NAME="releaseBeanContextResources()"><!-- --></A><H3>
releaseBeanContextResources</H3>
<PRE>
protected void <B>releaseBeanContextResources</B>()</PRE>
<DL>
<DD>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.<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="initializeBeanContextResources()"><!-- --></A><H3>
initializeBeanContextResources</H3>
<PRE>
protected void <B>initializeBeanContextResources</B>()</PRE>
<DL>
<DD>This method may be overridden by subclasses to provide their own
 initialization behaviors. When invoked any resources requried by the
 BeanContextChild should be obtained from the current BeanContext.<DD><DL>
</DL>
</DD>
</DL>
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