n.trace">TraceListener</A>&nbsp;a,
    <A HREF="../../../../com/icl/saxon/trace/TraceListener.html" title="interface in com.icl.saxon.trace">TraceListener</A>&nbsp;b)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Adds trace-listener-a with trace-listener-b and
 returns the resulting multicast listener.</TD>
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<CODE>protected static&nbsp;java.util.EventListener</CODE></F