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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"><!--NewPage--><HTML><HEAD><!-- Generated by javadoc (build 1.5.0_14) on Mon Jan 28 05:46:45 PST 2008 --><TITLE>ActionSource2 (Java EE 5)</TITLE><META NAME="keywords" CONTENT="javax.faces.component.ActionSource2 interface"><LINK REL ="stylesheet" TYPE="text/css" HREF="../../../stylesheet.css" TITLE="Style"><SCRIPT type="text/javascript">function windowTitle(){ parent.document.title="ActionSource2 (Java EE 5)";}</SCRIPT><NOSCRIPT></NOSCRIPT></HEAD><BODY BGCOLOR="white" onload="windowTitle();"><!-- ========= START OF TOP NAVBAR ======= --><A NAME="navbar_top"><!-- --></A><A HREF="#skip-navbar_top" title="Skip navigation links"></A><TABLE BORDER="0" WIDTH="100%" CELLPADDING="1" CELLSPACING="0" SUMMARY=""><TR><TD COLSPAN=2 BGCOLOR="#EEEEFF" CLASS="NavBarCell1"><A NAME="navbar_top_firstrow"><!-- --></A><TABLE BORDER="0" CELLPADDING="0" CELLSPACING="3" SUMMARY=""> <TR ALIGN="center" VALIGN="top"> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../overview-summary.html"><FONT CLASS="NavBarFont1"><B>Overview</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="package-summary.html"><FONT CLASS="NavBarFont1"><B>Package</B></FONT></A> </TD> <TD BGCOLOR="#FFFFFF" CLASS="NavBarCell1Rev"> <FONT CLASS="NavBarFont1Rev"><B>Class</B></FONT> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="package-tree.html"><FONT CLASS="NavBarFont1"><B>Tree</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../deprecated-list.html"><FONT CLASS="NavBarFont1"><B>Deprecated</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../index-all.html"><FONT CLASS="NavBarFont1"><B>Index</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../help-doc.html"><FONT CLASS="NavBarFont1"><B>Help</B></FONT></A> </TD> </TR></TABLE></TD><TD ALIGN="right" VALIGN="top" ROWSPAN=3><EM></EM></TD></TR><TR><TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> <A HREF="../../../javax/faces/component/ActionSource.html" title="interface in javax.faces.component"><B>PREV CLASS</B></A> <A HREF="../../../javax/faces/component/ContextCallback.html" title="interface in javax.faces.component"><B>NEXT CLASS</B></A></FONT></TD><TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> <A HREF="../../../index.html?javax/faces/component/ActionSource2.html" target="_top"><B>FRAMES</B></A> <A HREF="ActionSource2.html" target="_top"><B>NO FRAMES</B></A> <SCRIPT type="text/javascript"> <!-- if(window==top) { document.writeln('<A HREF="../../../allclasses-noframe.html"><B>All Classes</B></A>'); } //--></SCRIPT><NOSCRIPT> <A HREF="../../../allclasses-noframe.html"><B>All Classes</B></A></NOSCRIPT></FONT></TD></TR><TR><TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2"> SUMMARY: NESTED | FIELD | CONSTR | <A HREF="#method_summary">METHOD</A></FONT></TD><TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2">DETAIL: FIELD | CONSTR | <A HREF="#method_detail">METHOD</A></FONT></TD></TR></TABLE><A NAME="skip-navbar_top"></A><!-- ========= END OF TOP NAVBAR ========= --><HR><!-- ======== START OF CLASS DATA ======== --><H2><FONT SIZE="-1">javax.faces.component</FONT><BR>Interface ActionSource2</H2><DL><DT><B>All Superinterfaces:</B> <DD><A HREF="../../../javax/faces/component/ActionSource.html" title="interface in javax.faces.component">ActionSource</A></DD></DL><DL><DT><B>All Known Implementing Classes:</B> <DD><A HREF="../../../javax/faces/component/html/HtmlCommandButton.html" title="class in javax.faces.component.html">HtmlCommandButton</A>, <A HREF="../../../javax/faces/component/html/HtmlCommandLink.html" title="class in javax.faces.component.html">HtmlCommandLink</A>, <A HREF="../../../javax/faces/component/UICommand.html" title="class in javax.faces.component">UICommand</A></DD></DL><HR><DL><DT><PRE>public interface <B>ActionSource2</B><DT>extends <A HREF="../../../javax/faces/component/ActionSource.html" title="interface in javax.faces.component">ActionSource</A></DL></PRE><P><p><strong>ActionSource2</strong> extends <A HREF="../../../javax/faces/component/ActionSource.html" title="interface in javax.faces.component"><CODE>ActionSource</CODE></A> and provides a JavaBeans property analogous to the "<code>action</code>" property on <code>ActionSource</code>. The difference is the type of this property is a <A HREF="../../../javax/el/MethodExpression.html" title="class in javax.el"><CODE>MethodExpression</CODE></A> rather than a <code>MethodBinding</code>. This allows the <code>ActionSource</code> concept to leverage the new Unified EL API.</p><P><P><DL><DT><B>Since:</B></DT> <DD>1.2</DD></DL><HR><P><!-- ========== METHOD SUMMARY =========== --><A NAME="method_summary"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2"><B>Method Summary</B></FONT></TH></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> <A HREF="../../../javax/el/MethodExpression.html" title="class in javax.el">MethodExpression</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../../javax/faces/component/ActionSource2.html#getActionExpression()">getActionExpression</A></B>()</CODE><BR> Return the <A HREF="../../../javax/el/MethodExpression.html" title="class in javax.el"><CODE>MethodExpression</CODE></A> pointing at the application action to be invoked, if this <A HREF="../../../javax/faces/component/UIComponent.html" title="class in javax.faces.component"><CODE>UIComponent</CODE></A> is activated by the user, during the <em>Apply Request Values</em> or <em>Invoke Application</em> phase of the request processing lifecycle, depending on the value of the <code>immediate</code> property.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> void</CODE></FONT></TD><TD><CODE><B><A HREF="../../../javax/faces/component/ActionSource2.html#setActionExpression(javax.el.MethodExpression)">setActionExpression</A></B>(<A HREF="../../../javax/el/MethodExpression.html" title="class in javax.el">MethodExpression</A> action)</CODE><BR> Set the <A HREF="../../../javax/el/MethodExpression.html" title="class in javax.el"><CODE>MethodExpression</CODE></A> pointing at the appication action to be invoked, if this <A HREF="../../../javax/faces/component/UIComponent.html" title="class in javax.faces.component"><CODE>UIComponent</CODE></A> is activated by the user, during the <em>Apply Request Values</em> or <em>Invoke Application</em> phase of the request processing lifecycle, depending on the value of the <code>immediate</code> property.</TD></TR></TABLE> <A NAME="methods_inherited_from_class_javax.faces.component.ActionSource"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor"><TH ALIGN="left"><B>Methods inherited from interface javax.faces.component.<A HREF="../../../javax/faces/component/ActionSource.html" title="interface in javax.faces.component">ActionSource</A></B></TH></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><A HREF="../../../javax/faces/component/ActionSource.html#addActionListener(javax.faces.event.ActionListener)">addActionListener</A>, <A HREF="../../../javax/faces/component/ActionSource.html#getAction()">getAction</A>, <A HREF="../../../javax/faces/component/ActionSource.html#getActionListener()">getActionListener</A>, <A HREF="../../../javax/faces/component/ActionSource.html#getActionListeners()">getActionListeners</A>, <A HREF="../../../javax/faces/component/ActionSource.html#isImmediate()">isImmediate</A>, <A HREF="../../../javax/faces/component/ActionSource.html#removeActionListener(javax.faces.event.ActionListener)">removeActionListener</A>, <A HREF="../../../javax/faces/component/ActionSource.html#setAction(javax.faces.el.MethodBinding)">setAction</A>, <A HREF="../../../javax/faces/component/ActionSource.html#setActionListener(javax.faces.el.MethodBinding)">setActionListener</A>, <A HREF="../../../javax/faces/component/ActionSource.html#setImmediate(boolean)">setImmediate</A></CODE></TD></TR></TABLE> <P><!-- ============ METHOD DETAIL ========== --><A NAME="method_detail"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TH ALIGN="left" COLSPAN="1"><FONT SIZE="+2"><B>Method Detail</B></FONT></TH></TR></TABLE><A NAME="getActionExpression()"><!-- --></A><H3>getActionExpression</H3><PRE><A HREF="../../../javax/el/MethodExpression.html" title="class in javax.el">MethodExpression</A> <B>getActionExpression</B>()</PRE><DL><DD><p>Return the <A HREF="../../../javax/el/MethodExpression.html" title="class in javax.el"><CODE>MethodExpression</CODE></A> pointing at the application action to be invoked, if this <A HREF="../../../javax/faces/component/UIComponent.html" title="class in javax.faces.component"><CODE>UIComponent</CODE></A> is activated by the user, during the <em>Apply Request Values</em> or <em>Invoke Application</em> phase of the request processing lifecycle, depending on the value of the <code>immediate</code> property.</p> <p>Note that it's possible that the returned <code>MethodExpression</code> is just a wrapper around a <code>MethodBinding</code> instance whith was set by a call to <A HREF="../../../javax/faces/component/ActionSource.html#setAction(javax.faces.el.MethodBinding)"><CODE>ActionSource.setAction(javax.faces.el.MethodBinding)</CODE></A>. This makes it possible for the default <A HREF="../../../javax/faces/event/ActionListener.html" title="interface in javax.faces.event"><CODE>ActionListener</CODE></A> to continue to work properly with older components.</p><P><DD><DL></DL></DD><DD><DL></DL></DD></DL><HR><A NAME="setActionExpression(javax.el.MethodExpression)"><!-- --></A><H3>setActionExpression</H3><PRE>void <B>setActionExpression</B>(<A HREF="../../../javax/el/MethodExpression.html" title="class in javax.el">MethodExpression</A> action)</PRE><DL><DD><p>Set the <A HREF="../../../javax/el/MethodExpression.html" title="class in javax.el"><CODE>MethodExpression</CODE></A> pointing at the appication action to be invoked, if this <A HREF="../../../javax/faces/component/UIComponent.html" title="class in javax.faces.component"><CODE>UIComponent</CODE></A> is activated by the user, during the <em>Apply Request Values</em> or <em>Invoke Application</em> phase of the request processing lifecycle, depending on the value of the <code>immediate</code> property.</p> <p>Any method referenced by such an expression must be public, with a return type of <code>String</code>, and accept no parameters.</p><P><DD><DL></DL></DD><DD><DL><DT><B>Parameters:</B><DD><CODE>action</CODE> - The new method expression</DL></DD></DL><!-- ========= END OF CLASS DATA ========= --><HR><!-- ======= START OF BOTTOM NAVBAR ====== --><A NAME="navbar_bottom"><!-- --></A><A HREF="#skip-navbar_bottom" title="Skip navigation links"></A><TABLE BORDER="0" WIDTH="100%" CELLPADDING="1" CELLSPACING="0" SUMMARY=""><TR><TD COLSPAN=2 BGCOLOR="#EEEEFF" CLASS="NavBarCell1"><A NAME="navbar_bottom_firstrow"><!-- --></A><TABLE BORDER="0" CELLPADDING="0" CELLSPACING="3" SUMMARY=""> <TR ALIGN="center" VALIGN="top"> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../overview-summary.html"><FONT CLASS="NavBarFont1"><B>Overview</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="package-summary.html"><FONT CLASS="NavBarFont1"><B>Package</B></FONT></A> </TD> <TD BGCOLOR="#FFFFFF" CLASS="NavBarCell1Rev"> <FONT CLASS="NavBarFont1Rev"><B>Class</B></FONT> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="package-tree.html"><FONT CLASS="NavBarFont1"><B>Tree</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../deprecated-list.html"><FONT CLASS="NavBarFont1"><B>Deprecated</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../index-all.html"><FONT CLASS="NavBarFont1"><B>Index</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../help-doc.html"><FONT CLASS="NavBarFont1"><B>Help</B></FONT></A> </TD> </TR></TABLE></TD><TD ALIGN="right" VALIGN="top" ROWSPAN=3><EM></EM></TD></TR><TR><TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> <A HREF="../../../javax/faces/component/ActionSource.html" title="interface in javax.faces.component"><B>PREV CLASS</B></A> <A HREF="../../../javax/faces/component/ContextCallback.html" title="interface in javax.faces.component"><B>NEXT CLASS</B></A></FONT></TD><TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> <A HREF="../../../index.html?javax/faces/component/ActionSource2.html" target="_top"><B>FRAMES</B></A> <A HREF="ActionSource2.html" target="_top"><B>NO FRAMES</B></A> <SCRIPT type="text/javascript"> <!-- if(window==top) { document.writeln('<A HREF="../../../allclasses-noframe.html"><B>All Classes</B></A>'); } //--></SCRIPT><NOSCRIPT> <A HREF="../../../allclasses-noframe.html"><B>All Classes</B></A></NOSCRIPT></FONT></TD></TR><TR><TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2"> SUMMARY: NESTED | FIELD | CONSTR | <A HREF="#method_summary">METHOD</A></FONT></TD><TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2">DETAIL: FIELD | CONSTR | <A HREF="#method_detail">METHOD</A></FONT></TD></TR></TABLE><A NAME="skip-navbar_bottom"></A><!-- ======== END OF BOTTOM NAVBAR ======= --><HR><font size="-1"><a href="http://java.sun.com/webapps/bugreport">Submit a bug or feature</a> <p>Copyright 2007 Sun Microsystems, Inc. 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