methodexpressionactionlistener.html

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MethodExpressionActionListener</H3>
<PRE>
public <B>MethodExpressionActionListener</B>()</PRE>
<DL>
</DL>
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<A NAME="MethodExpressionActionListener(javax.el.MethodExpression)"><!-- --></A><H3>
MethodExpressionActionListener</H3>
<PRE>
public <B>MethodExpressionActionListener</B>(<A HREF="../../../javax/el/MethodExpression.html" title="class in javax.el">MethodExpression</A>&nbsp;methodExpression)</PRE>
<DL>
<DD><p>Construct a <A HREF="../../../javax/faces/event/ValueChangeListener.html" title="interface in javax.faces.event"><CODE>ValueChangeListener</CODE></A> that contains a <A HREF="../../../javax/el/MethodExpression.html" title="class in javax.el"><CODE>MethodExpression</CODE></A>.</p>
<P>
</DL>

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<A NAME="processAction(javax.faces.event.ActionEvent)"><!-- --></A><H3>
processAction</H3>
<PRE>
public void <B>processAction</B>(<A HREF="../../../javax/faces/event/ActionEvent.html" title="class in javax.faces.event">ActionEvent</A>&nbsp;actionEvent)
                   throws <A HREF="../../../javax/faces/event/AbortProcessingException.html" title="class in javax.faces.event">AbortProcessingException</A></PRE>
<DL>
<DD><B>Description copied from interface: <CODE><A HREF="../../../javax/faces/event/ActionListener.html#processAction(javax.faces.event.ActionEvent)">ActionListener</A></CODE></B></DD>
<DD><p>Invoked when the action described by the specified
 <A HREF="../../../javax/faces/event/ActionEvent.html" title="class in javax.faces.event"><CODE>ActionEvent</CODE></A> occurs.</p>
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../javax/faces/event/ActionListener.html#processAction(javax.faces.event.ActionEvent)">processAction</A></CODE> in interface <CODE><A HREF="../../../javax/faces/event/ActionListener.html" title="interface in javax.faces.event">ActionListener</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>actionEvent</CODE> - The <A HREF="../../../javax/faces/event/ActionEvent.html" title="class in javax.faces.event"><CODE>ActionEvent</CODE></A> that has occurred
<DT><B>Throws:</B>
<DD><CODE><A HREF="http://java.sun.com/j2se/1.5/docs/api/java/lang/NullPointerException.html" title="class or interface in java.lang">NullPointerException</A></CODE>
<DD><CODE><A HREF="../../../javax/faces/event/AbortProcessingException.html" title="class in javax.faces.event">AbortProcessingException</A></CODE> - Signal the JavaServer Faces
  implementation that no further processing on the current event
  should be performed</DL>
</DD>
</DL>
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<A NAME="saveState(javax.faces.context.FacesContext)"><!-- --></A><H3>
saveState</H3>
<PRE>
public <A HREF="http://java.sun.com/j2se/1.5/docs/api/java/lang/Object.html" title="class or interface in java.lang">Object</A> <B>saveState</B>(<A HREF="../../../javax/faces/context/FacesContext.html" title="class in javax.faces.context">FacesContext</A>&nbsp;context)</PRE>
<DL>
<DD><B>Description copied from interface: <CODE><A HREF="../../../javax/faces/component/StateHolder.html#saveState(javax.faces.context.FacesContext)">StateHolder</A></CODE></B></DD>
<DD><p> Gets the state of the instance as a
 <code>Serializable</code> Object.<p>

 <p>If the class that implements this interface has references to
 instances that implement StateHolder (such as a
 <code>UIComponent</code> with event handlers, validators, etc.)
 this method must call the <A HREF="../../../javax/faces/component/StateHolder.html#saveState(javax.faces.context.FacesContext)"><CODE>StateHolder.saveState(javax.faces.context.FacesContext)</CODE></A> method on all those
 instances as well.  <strong>This method must not save the state
 of children and facets.</strong> That is done via the <A HREF="../../../javax/faces/application/StateManager.html" title="class in javax.faces.application"><CODE>StateManager</CODE></A></p>

 <p>This method must not alter the state of the implementing
 object.  In other words, after executing this code:</p>

 <code><pre>
 Object state = component.saveState(facesContext);
 </pre></code>

 <p><code>component</code> should be the same as before executing
 it.</p>

 <p>The return from this method must be <code>Serializable</code></p>
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../javax/faces/component/StateHolder.html#saveState(javax.faces.context.FacesContext)">saveState</A></CODE> in interface <CODE><A HREF="../../../javax/faces/component/StateHolder.html" title="interface in javax.faces.component">StateHolder</A></CODE></DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="restoreState(javax.faces.context.FacesContext, java.lang.Object)"><!-- --></A><H3>
restoreState</H3>
<PRE>
public void <B>restoreState</B>(<A HREF="../../../javax/faces/context/FacesContext.html" title="class in javax.faces.context">FacesContext</A>&nbsp;context,
                         <A HREF="http://java.sun.com/j2se/1.5/docs/api/java/lang/Object.html" title="class or interface in java.lang">Object</A>&nbsp;state)</PRE>
<DL>
<DD><B>Description copied from interface: <CODE><A HREF="../../../javax/faces/component/StateHolder.html#restoreState(javax.faces.context.FacesContext, java.lang.Object)">StateHolder</A></CODE></B></DD>
<DD><p> Perform any processing required to restore the state from the
 entries in the state Object.</p>

 <p>If the class that implements this interface has references to
 instances that also implement StateHolder (such as a
 <code>UIComponent</code> with event handlers, validators, etc.)
 this method must call the <A HREF="../../../javax/faces/component/StateHolder.html#restoreState(javax.faces.context.FacesContext, java.lang.Object)"><CODE>StateHolder.restoreState(javax.faces.context.FacesContext, java.lang.Object)</CODE></A> method on all those
 instances as well. </p>
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../javax/faces/component/StateHolder.html#restoreState(javax.faces.context.FacesContext, java.lang.Object)">restoreState</A></CODE> in interface <CODE><A HREF="../../../javax/faces/component/StateHolder.html" title="interface in javax.faces.component">StateHolder</A></CODE></DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="isTransient()"><!-- --></A><H3>
isTransient</H3>
<PRE>
public boolean <B>isTransient</B>()</PRE>
<DL>
<DD><B>Description copied from interface: <CODE><A HREF="../../../javax/faces/component/StateHolder.html#isTransient()">StateHolder</A></CODE></B></DD>
<DD><p>If true, the Object implementing this interface must not
 participate in state saving or restoring.</p>
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../javax/faces/component/StateHolder.html#isTransient()">isTransient</A></CODE> in interface <CODE><A HREF="../../../javax/faces/component/StateHolder.html" title="interface in javax.faces.component">StateHolder</A></CODE></DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
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<A NAME="setTransient(boolean)"><!-- --></A><H3>
setTransient</H3>
<PRE>
public void <B>setTransient</B>(boolean&nbsp;newTransientValue)</PRE>
<DL>
<DD><B>Description copied from interface: <CODE><A HREF="../../../javax/faces/component/StateHolder.html#setTransient(boolean)">StateHolder</A></CODE></B></DD>
<DD><p>Denotes whether or not the Object implementing this interface must
 or must not participate in state saving or restoring.</p>
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../javax/faces/component/StateHolder.html#setTransient(boolean)">setTransient</A></CODE> in interface <CODE><A HREF="../../../javax/faces/component/StateHolder.html" title="interface in javax.faces.component">StateHolder</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>newTransientValue</CODE> - boolean pass <code>true</code> if this Object 
  will participate in state saving or restoring, otherwise 
  pass <code>false</code>.</DL>
</DD>
</DL>
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