1 /*
   2  * Copyright (c) 2003, 2005, 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 package javax.xml.xpath;
  27 
  28 import javax.xml.namespace.QName;
  29 
  30 /**
  31  * <p>XPath constants.</p>
  32  *
  33  * @author Norman Walsh
  34  * @author Jeff Suttor
  35  * @see <a href="http://www.w3.org/TR/xpath">XML Path Language (XPath) Version 1.0</a>
  36  * @since 1.5
  37  */
  38 public class XPathConstants {
  39 
  40     /**
  41      * <p>Private constructor to prevent instantiation.</p>
  42      */
  43     private XPathConstants() { }
  44 
  45     /**
  46      * <p>The XPath 1.0 number data type.</p>
  47      *
  48      * <p>Maps to Java {@link Double}.</p>
  49      */
  50     public static final QName NUMBER = new QName("http://www.w3.org/1999/XSL/Transform", "NUMBER");
  51 
  52     /**
  53      * <p>The XPath 1.0 string data type.</p>
  54      *
  55      * <p>Maps to Java {@link String}.</p>
  56      */
  57     public static final QName STRING = new QName("http://www.w3.org/1999/XSL/Transform", "STRING");
  58 
  59     /**
  60      * <p>The XPath 1.0 boolean data type.</p>
  61      *
  62      * <p>Maps to Java {@link Boolean}.</p>
  63      */
  64     public static final QName BOOLEAN = new QName("http://www.w3.org/1999/XSL/Transform", "BOOLEAN");
  65 
  66     /**
  67      * <p>The XPath 1.0 NodeSet data type.</p>
  68      *
  69      * <p>Maps to Java {@link org.w3c.dom.NodeList}.</p>
  70      */
  71     public static final QName NODESET = new QName("http://www.w3.org/1999/XSL/Transform", "NODESET");
  72 
  73     /**
  74      * <p>The XPath 1.0 NodeSet data type.
  75      *
  76      * <p>Maps to Java {@link org.w3c.dom.Node}.</p>
  77      */
  78     public static final QName NODE = new QName("http://www.w3.org/1999/XSL/Transform", "NODE");
  79 
  80     /**
  81      * <p>The URI for the DOM object model, "http://java.sun.com/jaxp/xpath/dom".</p>
  82      */
  83     public static final String DOM_OBJECT_MODEL = "http://java.sun.com/jaxp/xpath/dom";
  84 }