TreeBuilder.html#startElement(java.lang.String, java.lang.String, java.lang.String, org.xml.sax.Attributes)"><CODE>FOTreeBuilder.startElement(String, String, String, Attributes)</CODE></A>
 before constructing the child <A HREF="../../../../../../org/apache/fop/fo/FObj.html" title="class in org.apache.fop.fo"><CODE>FObj</CODE></A>.
<P>
<DD><DL>
<DT><B>Overrides:</B><DD><CODE><A HREF="../../../../../../org/apache/fop/fo/FONode.html#validateChildNode(org.xml.sax.Locator, java.lang.String, java.lang.String)">v