001: /*
002: * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
003: *
004: * Copyright 1997-2007 Sun Microsystems, Inc. All rights reserved.
005: *
006: * The contents of this file are subject to the terms of either the GNU
007: * General Public License Version 2 only ("GPL") or the Common
008: * Development and Distribution License("CDDL") (collectively, the
009: * "License"). You may not use this file except in compliance with the
010: * License. You can obtain a copy of the License at
011: * http://www.netbeans.org/cddl-gplv2.html
012: * or nbbuild/licenses/CDDL-GPL-2-CP. See the License for the
013: * specific language governing permissions and limitations under the
014: * License. When distributing the software, include this License Header
015: * Notice in each file and include the License file at
016: * nbbuild/licenses/CDDL-GPL-2-CP. Sun designates this
017: * particular file as subject to the "Classpath" exception as provided
018: * by Sun in the GPL Version 2 section of the License file that
019: * accompanied this code. If applicable, add the following below the
020: * License Header, with the fields enclosed by brackets [] replaced by
021: * your own identifying information:
022: * "Portions Copyrighted [year] [name of copyright owner]"
023: *
024: * Contributor(s):
025: *
026: * The Original Software is NetBeans. The Initial Developer of the Original
027: * Software is Sun Microsystems, Inc. Portions Copyright 1997-2006 Sun
028: * Microsystems, Inc. All Rights Reserved.
029: *
030: * If you wish your version of this file to be governed by only the CDDL
031: * or only the GPL Version 2, indicate your decision by adding
032: * "[Contributor] elects to include this software in this distribution
033: * under the [CDDL or GPL Version 2] license." If you do not indicate a
034: * single choice of license, a recipient has the option to distribute
035: * your version of this file under either the CDDL, the GPL Version 2 or
036: * to extend the choice of license to its licensees as provided above.
037: * However, if you add GPL Version 2 code and therefore, elected the GPL
038: * Version 2 license, then the option applies only if the new code is
039: * made subject to such option by the copyright holder.
040: */
041:
042: package org.netbeans.modules.xml.text.syntax.dom;
043:
044: import java.util.*;
045:
046: import org.w3c.dom.*;
047: import org.netbeans.modules.xml.text.syntax.*;
048: import org.netbeans.modules.xml.spi.dom.*;
049: import org.netbeans.editor.*;
050:
051: /**
052: * End element of ELEMENT_NODE.
053: * //??? should it be implementing Node?
054: */
055: public class EndTag extends Tag {
056:
057: public EndTag(XMLSyntaxSupport support, TokenItem from, int to,
058: String name) {
059: super (support, from, to, name, null);
060: this .name = name;
061: }
062:
063: /**
064: * Create properly bound attributes
065: */
066: public synchronized org.w3c.dom.NamedNodeMap getAttributes() {
067: Tag start = getStartTag();
068: if (start != null) {
069: return start.getAttributes();
070: } else {
071: return NamedNodeMapImpl.EMPTY;
072: }
073: }
074:
075: public boolean hasChildNodes() {
076: SyntaxElement prev = getPrevious();
077: if (prev == null)
078: return false;
079: if (prev instanceof EndTag
080: && ((EndTag) prev).getStartTag() == null)
081: return false;
082: if (prev instanceof StartTag)
083: return false;
084: return true;
085: }
086:
087: public NodeList getChildNodes() {
088:
089: List list = new ArrayList();
090: Node prev = hasChildNodes() ? findPrevious(this ) : null;
091:
092: while (prev != null) {
093: list.add(0, prev);
094: prev = prev.getPreviousSibling();
095: }
096:
097: return new NodeListImpl(list);
098: }
099:
100: protected Tag getStartTag() {
101:
102: SyntaxNode prev = findPrevious();
103:
104: while (prev != null) {
105: if (prev instanceof StartTag) {
106: // check well-formedness
107: StartTag startTag = (StartTag) prev;
108: if (startTag.getNodeName().equals(getNodeName())) {
109: return startTag;
110: } else {
111: return null;
112: }
113: } else if (prev instanceof EndTag) {
114: EndTag endTag = (EndTag) prev;
115: prev = endTag.getStartTag();
116: if (prev == null)
117: return null;
118: prev = prev.findPrevious();
119: } else {
120: prev = prev.findPrevious();
121: }
122: }
123:
124: return null;
125: }
126:
127: protected Tag getEndTag() {
128: return this ;
129: }
130:
131: public String toString() {
132: return "EndTag(\"" + name + "\") " + first();
133: }
134:
135: }
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