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ReferenceInsertionEventHandler (Velocity 1.7 API)
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org.apache.velocity.app.event</FONT>
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Interface ReferenceInsertionEventHandler</H2>
<DL>
<DT><B>All Superinterfaces:</B> <DD><A HREF="../../../../../org/apache/velocity/app/event/EventHandler.html" title="interface in org.apache.velocity.app.event">EventHandler</A></DD>
</DL>
<DL>
<DT><B>All Known Implementing Classes:</B> <DD><A HREF="../../../../../org/apache/velocity/app/event/implement/EscapeReference.html" title="class in org.apache.velocity.app.event.implement">EscapeReference</A></DD>
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<DT>public interface <B>ReferenceInsertionEventHandler</B><DT>extends <A HREF="../../../../../org/apache/velocity/app/event/EventHandler.html" title="interface in org.apache.velocity.app.event">EventHandler</A></DL>
<P>
Reference 'Stream insertion' event handler. Called with object
that will be inserted into stream via value.toString().
Please return an Object that will toString() nicely :)
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<P>
<DL>
<DT><B>Version:</B></DT>
<DD>$Id: ReferenceInsertionEventHandler.java 685685 2008-08-13 21:43:27Z nbubna $</DD>
<DT><B>Author:</B></DT>
<DD><a href="mailto:wglass@forio.com">Will Glass-Husain</a>, <a href="mailto:geirm@optonline.net">Geir Magnusson Jr.</a></DD>
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<CODE>static class</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../org/apache/velocity/app/event/ReferenceInsertionEventHandler.referenceInsertExecutor.html" title="class in org.apache.velocity.app.event">ReferenceInsertionEventHandler.referenceInsertExecutor</A></B></CODE>
<BR>
Defines the execution strategy for referenceInsert</TD>
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<CODE> <A HREF="http://java.sun.com/j2se/1.4.2/docs/api/java/lang/Object.html" title="class or interface in java.lang">Object</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../org/apache/velocity/app/event/ReferenceInsertionEventHandler.html#referenceInsert(java.lang.String, java.lang.Object)">referenceInsert</A></B>(<A HREF="http://java.sun.com/j2se/1.4.2/docs/api/java/lang/String.html" title="class or interface in java.lang">String</A> reference,
<A HREF="http://java.sun.com/j2se/1.4.2/docs/api/java/lang/Object.html" title="class or interface in java.lang">Object</A> value)</CODE>
<BR>
A call-back which is executed during Velocity merge before a reference
value is inserted into the output stream.</TD>
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<A NAME="referenceInsert(java.lang.String, java.lang.Object)"><!-- --></A><H3>
referenceInsert</H3>
<PRE>
public <A HREF="http://java.sun.com/j2se/1.4.2/docs/api/java/lang/Object.html" title="class or interface in java.lang">Object</A> <B>referenceInsert</B>(<A HREF="http://java.sun.com/j2se/1.4.2/docs/api/java/lang/String.html" title="class or interface in java.lang">String</A> reference,
<A HREF="http://java.sun.com/j2se/1.4.2/docs/api/java/lang/Object.html" title="class or interface in java.lang">Object</A> value)</PRE>
<DL>
<DD>A call-back which is executed during Velocity merge before a reference
value is inserted into the output stream. All registered
ReferenceInsertionEventHandlers are called in sequence. If no
ReferenceInsertionEventHandlers are are registered then reference value
is inserted into the output stream as is.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>reference</CODE> - Reference from template about to be inserted.<DD><CODE>value</CODE> - Value about to be inserted (after its <code>toString()</code>
method is called).
<DT><B>Returns:</B><DD>Object on which <code>toString()</code> should be called for
output.</DL>
</DD>
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