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Xalan-Java 2.7.1: Interface TraceListener
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org.apache.xalan.trace</FONT>
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Interface TraceListener</H2>
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<DT><B>All Known Subinterfaces:</B> <DD><A HREF="../../../../org/apache/xalan/trace/TraceListenerEx.html">TraceListenerEx</A>, <A HREF="../../../../org/apache/xalan/trace/TraceListenerEx2.html">TraceListenerEx2</A>, <A HREF="../../../../org/apache/xalan/trace/TraceListenerEx3.html">TraceListenerEx3</A></DD>
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<DT>public interface <B>TraceListener</B><DT>extends java.util.EventListener</DL>
<P>
Interface the XSL processor calls when it matches a source node, selects a set of source nodes,
or generates a result node.
If you want an object instance to be called when a trace event occurs, use the TransformerImpl setTraceListener method.
<P>
<DL>
<DT><B>See Also: </B><DD><A HREF="../../../../org/apache/xalan/trace/TracerEvent.html"><CODE>TracerEvent</CODE></A>,
<A HREF="../../../../org/apache/xalan/trace/TraceManager.html#addTraceListener(org.apache.xalan.trace.TraceListener)"><CODE>TraceManager.addTraceListener(org.apache.xalan.trace.TraceListener)</CODE></A><DT><B>Usage:</B><DD><i><font size="-1" color="#00FF00"> **For advanced use only**</font></i></DD>
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<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/apache/xalan/trace/TraceListener.html#generated(org.apache.xalan.trace.GenerateEvent)">generated</A></B>(<A HREF="../../../../org/apache/xalan/trace/GenerateEvent.html">GenerateEvent</A>&nbsp;ev)</CODE>
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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Method that is called just after the formatter listener is called.</TD>
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<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/apache/xalan/trace/TraceListener.html#selected(org.apache.xalan.trace.SelectionEvent)">selected</A></B>(<A HREF="../../../../org/apache/xalan/trace/SelectionEvent.html">SelectionEvent</A>&nbsp;ev)</CODE>
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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Method that is called just after the formatter listener is called.</TD>
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<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/apache/xalan/trace/TraceListener.html#trace(org.apache.xalan.trace.TracerEvent)">trace</A></B>(<A HREF="../../../../org/apache/xalan/trace/TracerEvent.html">TracerEvent</A>&nbsp;ev)</CODE>
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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Method that is called when a trace event occurs.</TD>
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<A NAME="trace(org.apache.xalan.trace.TracerEvent)"><!-- --></A><H3>
trace</H3>
<PRE>
public void <B>trace</B>(<A HREF="../../../../org/apache/xalan/trace/TracerEvent.html">TracerEvent</A>&nbsp;ev)</PRE>
<DL>
<DD>Method that is called when a trace event occurs.
The method is blocking. It must return before processing continues.<DD><DL>
<DT><B>Parameters:</B><DD><CODE>ev</CODE> - the trace event.</DL>
</DD>
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<A NAME="selected(org.apache.xalan.trace.SelectionEvent)"><!-- --></A><H3>
selected</H3>
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public void <B>selected</B>(<A HREF="../../../../org/apache/xalan/trace/SelectionEvent.html">SelectionEvent</A>&nbsp;ev)
throws <A HREF="../../../../javax/xml/transform/TransformerException.html">TransformerException</A></PRE>
<DL>
<DD>Method that is called just after the formatter listener is called.<DD><DL>
<DT><B>Parameters:</B><DD><CODE>ev</CODE> - the generate event.<DT><B>Throws:</B><DD><A HREF="../../../../javax/xml/transform/TransformerException.html">TransformerException</A> - &nbsp;</DL>
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<A NAME="generated(org.apache.xalan.trace.GenerateEvent)"><!-- --></A><H3>
generated</H3>
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public void <B>generated</B>(<A HREF="../../../../org/apache/xalan/trace/GenerateEvent.html">GenerateEvent</A>&nbsp;ev)</PRE>
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<DD>Method that is called just after the formatter listener is called.<DD><DL>
<DT><B>Parameters:</B><DD><CODE>ev</CODE> - the generate event.</DL>
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