001: /*
002: * $Id: XMLContextImpl.java,v 1.2 2002/02/24 02:10:19 skavish Exp $
003: *
004: * ===========================================================================
005: *
006: * The JGenerator Software License, Version 1.0
007: *
008: * Copyright (c) 2000 Dmitry Skavish (skavish@usa.net). All rights reserved.
009: *
010: * Redistribution and use in source and binary forms, with or without
011: * modification, are permitted provided that the following conditions are met:
012: *
013: * 1. Redistributions of source code must retain the above copyright
014: * notice, this list of conditions and the following disclaimer.
015: *
016: * 2. Redistributions in binary form must reproduce the above copyright
017: * notice, this list of conditions and the following disclaimer in
018: * the documentation and/or other materials provided with the
019: * distribution.
020: *
021: * 3. The end-user documentation included with the redistribution, if
022: * any, must include the following acknowlegement:
023: * "This product includes software developed by Dmitry Skavish
024: * (skavish@usa.net, http://www.flashgap.com/)."
025: * Alternately, this acknowlegement may appear in the software itself,
026: * if and wherever such third-party acknowlegements normally appear.
027: *
028: * 4. The name "The JGenerator" must not be used to endorse or promote
029: * products derived from this software without prior written permission.
030: * For written permission, please contact skavish@usa.net.
031: *
032: * 5. Products derived from this software may not be called "The JGenerator"
033: * nor may "The JGenerator" appear in their names without prior written
034: * permission of Dmitry Skavish.
035: *
036: * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
037: * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
038: * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
039: * DISCLAIMED. IN NO EVENT SHALL DMITRY SKAVISH OR THE OTHER
040: * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
041: * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
042: * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
043: * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
044: * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
045: * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
046: * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
047: * SUCH DAMAGE.
048: *
049: */
050:
051: package org.openlaszlo.iv.flash.xml.generic;
052:
053: import org.openlaszlo.iv.flash.xml.*;
054: import org.openlaszlo.iv.flash.context.*;
055:
056: import java.util.*;
057:
058: import javax.xml.transform.TransformerException;
059:
060: import org.w3c.dom.*;
061: import org.w3c.dom.traversal.NodeIterator;
062:
063: /**
064: * Generic XML context
065: * <P>
066: * Represents one xml node
067: *
068: * @author Dmitry Skavish
069: */
070:
071: public class XMLContextImpl extends XMLContext {
072:
073: /**
074: * Creates xml context with specified parent and xml node.
075: *
076: * @param parent parent context
077: * @param node xml node represented by this context
078: */
079: public XMLContextImpl(Context parent, Node node) {
080: super (parent, node);
081: }
082:
083: /**
084: * Evaluates the specified path ( as XPath ) in this context or nearest
085: * xml parent.
086: *
087: * @param string containing XPath expression
088: * @return string representation of result of xpath execution or empty string
089: */
090: public String getValue(String path) {
091: return getValueFromParent(path);
092: }
093:
094: /**
095: * Evaluates the specified path ( as XPath ) in this context or nearest
096: * xml parent. If the path evaluates to a nodeset, a list of contexts for
097: * the nodes in that nodeset is returned, otherwise null
098: *
099: * @param string containing XPath expression
100: * @returns list of contexts or null
101: */
102: public List getValueList(String path) {
103: return getValueListFromParent(path);
104: }
105:
106: }
|