| /* |
| * The Apache Software License, Version 1.1 |
| * |
| * |
| * Copyright (c) 1999 The Apache Software Foundation. All rights |
| * reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in |
| * the documentation and/or other materials provided with the |
| * distribution. |
| * |
| * 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. |
| * |
| * 4. The names "Xalan" and "Apache Software Foundation" must |
| * not be used to endorse or promote products derived from this |
| * software without prior written permission. For written |
| * permission, please contact apache@apache.org. |
| * |
| * 5. Products derived from this software may not be called "Apache", |
| * nor may "Apache" appear in their name, without prior written |
| * permission of the Apache Software Foundation. |
| * |
| * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED |
| * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
| * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR |
| * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF |
| * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
| * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
| * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT |
| * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| * SUCH DAMAGE. |
| * ==================================================================== |
| * |
| * 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 |
| * <http://www.apache.org/>. |
| */ |
| package org.apache.xalan.xpath; |
| |
| import org.w3c.dom.*; |
| import java.io.Serializable; |
| import org.apache.xpath.res.XPATHErrorResources; |
| import org.apache.xalan.res.XSLMessages; |
| |
| |
| /** |
| * <meta name="usage" content="general"/> |
| * This class represents an XPath object, and is capable of |
| * converting the object to various types, such as a string. |
| * This class acts as the base class to other XPath type objects, |
| * such as XString, and provides polymorphic casting capabilities. |
| * @deprecated This compatibility layer will be removed in later releases. |
| */ |
| public class XObject extends Object implements Serializable |
| { |
| org.apache.xpath.objects.XObject m_xObject; |
| |
| /** |
| * Create an XObject. |
| */ |
| public XObject() |
| { |
| m_xObject = new org.apache.xpath.objects.XObject() ; |
| } |
| |
| /** |
| * Create an XObject. |
| */ |
| public XObject(Object obj) |
| { |
| m_xObject = new org.apache.xpath.objects.XObject(obj) ; |
| } |
| |
| /** |
| * Tell what kind of class this is. |
| */ |
| public int getType() |
| { |
| return m_xObject.getType(); |
| } |
| |
| /** |
| * Given a request type, return the equivalent string. |
| * For diagnostic purposes. |
| */ |
| protected String getTypeString() // PR:DMAN4MBJ4D Submitted by:<garyp@firstech.com> change to protected |
| { |
| return "#UNKNOWN"; |
| } |
| |
| /** |
| * Cast result object to a number. |
| */ |
| public double num() |
| throws org.xml.sax.SAXException, javax.xml.transform.TransformerException |
| { |
| return m_xObject.num(); |
| } |
| |
| /** |
| * Cast result object to a boolean. |
| */ |
| public boolean bool() |
| throws org.xml.sax.SAXException, javax.xml.transform.TransformerException |
| { |
| return m_xObject.bool(); |
| } |
| |
| /** |
| * Cast result object to a string. |
| */ |
| public String str() |
| { |
| return m_xObject.str(); |
| } |
| |
| public String toString() |
| { |
| return m_xObject.toString(); |
| } |
| |
| /** |
| * Cast result object to a result tree fragment. |
| */ |
| public DocumentFragment rtree(XPathSupport support) |
| { |
| org.apache.xpath.XPathContext context = (org.apache.xpath.XPathContext)support; |
| return m_xObject.rtree(context); |
| //return (DocumentFragment)context.getDTMManager().getDTM(result).getNode(result); |
| } |
| |
| /** |
| * For functions to override. |
| */ |
| public DocumentFragment rtree() |
| { |
| return null; |
| } |
| |
| /** |
| * Return a java object that's closes to the represenation |
| * that should be handed to an extension. |
| */ |
| public Object object() |
| { |
| return m_xObject.object(); |
| } |
| |
| /** |
| * Cast result object to a nodelist. |
| */ |
| public NodeList nodeset() |
| throws org.xml.sax.SAXException, javax.xml.transform.TransformerException |
| { |
| error(XPATHErrorResources.ER_CANT_CONVERT_TO_NODELIST, new Object[] {getTypeString()}); //"Can not convert "+getTypeString()+" to a NodeList!"); |
| return null; |
| } |
| |
| /** |
| * Cast result object to a nodelist. |
| */ |
| public NodeList mutableNodeset() |
| throws org.xml.sax.SAXException, javax.xml.transform.TransformerException |
| { |
| return new org.apache.xml.dtm.ref.DTMNodeList(m_xObject.mutableNodeset()); |
| } |
| |
| /** |
| * Cast object to type t. |
| */ |
| public Object castToType(int t, XPathSupport support) |
| throws org.xml.sax.SAXException, javax.xml.transform.TransformerException |
| { |
| return m_xObject.castToType(t, (org.apache.xpath.XPathContext) support); |
| } |
| |
| /** |
| * Tell if one object is less than the other. |
| */ |
| public boolean lessThan(XObject obj2) |
| throws org.xml.sax.SAXException, javax.xml.transform.TransformerException |
| { |
| |
| return m_xObject.lessThan(obj2.m_xObject); |
| } |
| |
| /** |
| * Tell if one object is less than or equal to the other. |
| */ |
| public boolean lessThanOrEqual(XObject obj2) |
| throws org.xml.sax.SAXException, javax.xml.transform.TransformerException |
| { |
| return m_xObject.lessThanOrEqual(obj2.m_xObject); |
| } |
| |
| /** |
| * Tell if one object is less than the other. |
| */ |
| public boolean greaterThan(XObject obj2) |
| throws org.xml.sax.SAXException, javax.xml.transform.TransformerException |
| { |
| return m_xObject.greaterThan(obj2.m_xObject); |
| } |
| |
| /** |
| * Tell if one object is less than the other. |
| */ |
| public boolean greaterThanOrEqual(XObject obj2) |
| throws org.xml.sax.SAXException, javax.xml.transform.TransformerException |
| { |
| return m_xObject.greaterThanOrEqual(obj2.m_xObject); |
| } |
| |
| /** |
| * Tell if two objects are functionally equal. |
| */ |
| public boolean equals(XObject obj2) |
| throws org.xml.sax.SAXException |
| { |
| return m_xObject.equals(obj2.m_xObject); |
| } |
| |
| /** |
| * Tell if two objects are functionally not equal. |
| */ |
| public boolean notEquals(XObject obj2) |
| throws org.xml.sax.SAXException, javax.xml.transform.TransformerException |
| { |
| return m_xObject.notEquals(obj2.m_xObject); |
| } |
| |
| /** |
| * Tell the user of an error, and probably throw an |
| * exception. |
| */ |
| protected void error(int msg) |
| throws org.xml.sax.SAXException, javax.xml.transform.TransformerException |
| { |
| error (msg, null); |
| } |
| |
| /** |
| * Tell the user of an error, and probably throw an |
| * exception. |
| */ |
| protected void error(int msg, Object[] args) |
| throws org.xml.sax.SAXException, javax.xml.transform.TransformerException |
| { |
| String fmsg = XSLMessages.createXPATHMessage(msg, args); |
| |
| |
| throw new org.xml.sax.SAXException(fmsg); |
| } |
| |
| } |