src/org/apache/xpath/parser/QName.java

/*
 * The Apache Software License, Version 1.1
 *
 *
 * Copyright (c) 2002-2003 The Apache Software Foundation.  All rights 
 * reserved.
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 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
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 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer. 
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 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in
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 *    distribution.
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 * 3. The end-user documentation included with the redistribution,
 *    if any, must include the following acknowledgment:  
 *       "This product includes software developed by the
 *        Apache Software Foundation (http://www.apache.org/)."
 *    Alternately, this acknowledgment may appear in the software itself,
 *    if and wherever such third-party acknowledgments normally appear.
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 *
 * This software consists of voluntary contributions made by many
 * individuals on behalf of the Apache Software Foundation and was
 * originally based on software copyright (c) 1999, Lotus
 * Development Corporation., http://www.lotus.com.  For more
 * information on the Apache Software Foundation, please see
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package org.apache.xpath.parser;

import java.util.Vector;

import javax.xml.transform.TransformerException;
import org.apache.xml.utils.PrefixResolver;
import org.apache.xpath.Expression;
import org.apache.xpath.ExpressionOwner;
import org.apache.xpath.XPathContext;
import org.apache.xpath.XPathVisitor;
import org.apache.xpath.objects.XObject;

/**
 * This is an expression node that only exists for construction 
 * purposes. 
 */
public class QName extends NonExecutableExpression
{
  protected PrefixResolver m_prefixResolver;

  QName(XPath parser)
  {
    super(parser);
    m_prefixResolver = parser.m_prefixResolver;
  }

  protected org.apache.xml.utils.QName m_qname;

  public org.apache.xml.utils.QName getQName()
  {
    return m_qname;
  }

  public String getNamespaceURI()
  {
    return m_qname.getNamespaceURI();
  }

  public String getLocalName()
  {
    return m_qname.getLocalName();
  }

  /**
   * @see org.apache.xpath.parser.SimpleNode#processToken(Token)
   */
  public void processToken(Token t)
  {
    if (null == m_qname)
      // We might have to call this earlier than natural, so avoid duplicate processing.
    {
      String qname = t.image;
      int parenIndex = qname.lastIndexOf("(");
      if (parenIndex > 0)
      {
        qname = qname.substring(0, qname.lastIndexOf("("));
      }
      try
      {
        qname = qname.trim();
        m_qname = new org.apache.xml.utils.QName(qname, m_prefixResolver);
      }
      catch (RuntimeException e)
      {
        throw e;
      }
    }
  }

}