1 /*
   2  * Copyright (c) 2017, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 /**
  27  * Provides interfaces for DOM Level 3 XPath Specification. The XPath module
  28  * provides simple functionalities to access a DOM tree using
  29  * <a href='https://www.w3.org/TR/1999/REC-xpath-19991116/'>XPath 1.0</a>.
  30  * <p>
  31  * The interfaces and classes in this package came from
  32  * Document Object Model (DOM) Level 3 XPath Specification,
  33  * Working Draft 20 August 2002. The difference from the latest
  34  * <a href='https://www.w3.org/TR/DOM-Level-3-XPath/'>
  35  * Document Object Model (DOM) Level 3 XPath Specification, Version 1.0,
  36  * W3C Working Group Note 26 February 2004</a> is that the values of
  37  * {@link XPathException#INVALID_EXPRESSION_ERR} and {@link XPathException#TYPE_ERR}
  38  * were changed from 1 and 2 to 51 and 52 respectively.
  39  *
  40  * @since 1.4
  41  */
  42 
  43 package org.w3c.dom.xpath;