DE>owner</CODE> - The owner of the expression, to which the expression can 
              be reset if rewriting takes place.<DD><CODE>op</CODE> - The operation object.<DT><B>Returns:</B><DD>true if the sub expressions should be traversed.</DL>
</DD>
</DL>
<HR>

<A NAME="visitUnaryOperation(org.apache.xpath.ExpressionOwner, org.apache.xpath.operations.UnaryOperation)"><!-- --></A><H3>
visitUnaryOperation</H3>
<PRE>
public boolean <B>visitUnaryOperation</B>(<A HREF="../../../org/apache/xpath/ExpressionOwner.h