public Expression locationPathPattern(int opPos)
          throws TransformerException
  {

    opPos = getFirstChildPos(opPos);

    return stepPattern(opPos, 0, null);
  }
public Expression locationPathPattern ( int opPos ) throws TransformerException { opPos = getFirstChildPos ( opPos ) ; return stepPattern ( opPos , 0 , null ) ; }
Compile a location match pattern unit expression.

@param opPos The current position in the m_opMap array.

@return reference to {@link org.apache.xpath.patterns.StepPattern} instance.

@throws TransformerException if a error occurs creating the Expression.