public boolean elementAvailable(String ns,String elemName) throws javax.xml.transform.TransformerException {
  boolean isAvailable=false;
  if (null != ns) {
    ExtensionHandler extNS=(ExtensionHandler)m_extensionFunctionNamespaces.get(ns);
    if (extNS != null)     isAvailable=extNS.isElementAvailable(elemName);
  }
  return isAvailable;
}

public boolean elementAvailable ( String ns , String elemName ) throws javax . xml . transform . TransformerException { boolean isAvailable = false ; if ( null != ns ) { ExtensionHandler extNS = ( ExtensionHandler ) m_extensionFunctionNamespaces . get ( ns ) ; if ( extNS != null ) isAvailable = extNS . isElementAvailable ( elemName ) ; } return isAvailable ; }
execute the element - available ( ) function .
