001: /*
002: * Copyright (c) 2002-2008 Gargoyle Software Inc. All rights reserved.
003: *
004: * Redistribution and use in source and binary forms, with or without
005: * modification, are permitted provided that the following conditions are met:
006: *
007: * 1. Redistributions of source code must retain the above copyright notice,
008: * this list of conditions and the following disclaimer.
009: * 2. Redistributions in binary form must reproduce the above copyright notice,
010: * this list of conditions and the following disclaimer in the documentation
011: * and/or other materials provided with the distribution.
012: * 3. The end-user documentation included with the redistribution, if any, must
013: * include the following acknowledgment:
014: *
015: * "This product includes software developed by Gargoyle Software Inc.
016: * (http://www.GargoyleSoftware.com/)."
017: *
018: * Alternately, this acknowledgment may appear in the software itself, if
019: * and wherever such third-party acknowledgments normally appear.
020: * 4. The name "Gargoyle Software" must not be used to endorse or promote
021: * products derived from this software without prior written permission.
022: * For written permission, please contact info@GargoyleSoftware.com.
023: * 5. Products derived from this software may not be called "HtmlUnit", nor may
024: * "HtmlUnit" appear in their name, without prior written permission of
025: * Gargoyle Software Inc.
026: *
027: * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES,
028: * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
029: * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GARGOYLE
030: * SOFTWARE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
031: * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
032: * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
033: * OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
034: * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
035: * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
036: * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
037: */
038: package com.gargoylesoftware.htmlunit.html;
039:
040: import java.io.PrintWriter;
041:
042: import com.gargoylesoftware.htmlunit.Page;
043:
044: /**
045: * Representation of a CDATA node in the Html DOM.
046: *
047: * @version $Revision: 2132 $
048: * @author Marc Guillemot
049: */
050: public class DomCData extends DomCharacterData {
051:
052: private static final long serialVersionUID = 4941214369614888520L;
053:
054: /** the symbolic node name */
055: public static final String NODE_NAME = "#cdata-section";
056:
057: /**
058: * Create an instance of DomText
059: *
060: * @param page The Page that contains this element.
061: * @param data the string data held by this node
062: */
063: public DomCData(final Page page, final String data) {
064: super (page, data);
065: }
066:
067: /**
068: * @return the node type constant, in this case {@link org.w3c.dom.Node#CDATA_SECTION_NODE}
069: */
070: public short getNodeType() {
071: return org.w3c.dom.Node.CDATA_SECTION_NODE;
072: }
073:
074: /**
075: * @return the node name, in this case {@link #NODE_NAME}
076: */
077: public String getNodeName() {
078: return NODE_NAME;
079: }
080:
081: /**
082: * recursively write the XML data for the node tree starting at <code>node</code>
083: *
084: * @param indent white space to indent child nodes
085: * @param printWriter writer where child nodes are written
086: */
087: protected void printXml(final String indent,
088: final PrintWriter printWriter) {
089: printWriter.print("<![CDATA[");
090: printWriter.print(getData());
091: printWriter.print("]]>");
092: }
093:
094: //-------------------------------------------------------------
095: /**
096: * Split a Text node in two.
097: * @param offset The character position at which to split the Text node.
098: * @return The Text node that was split from this node.
099: * @deprecated This method conflicts with the W3C DOM API since the return values are
100: * different. Use splitDomText instead.
101: */
102: public DomText splitText(final int offset) {
103: return splitDomText(offset);
104: }
105:
106: /**
107: * Split a DomText node in two.
108: * @param offset The character position at which to split the DomText node.
109: * @return The DomText node that was split from this node.
110: */
111: public DomText splitDomText(final int offset) {
112: if (offset < 0 || offset > getLength()) {
113: throw new IllegalArgumentException("offset: " + offset
114: + " data.length: " + getLength());
115: }
116:
117: // split text into two separate nodes
118: final DomText newText = new DomText(getPage(), getData()
119: .substring(offset));
120: setData(getData().substring(0, offset));
121:
122: // insert new text node
123: if (getParentDomNode() != null) {
124: newText.setParentNode(getParentDomNode());
125: newText.setPreviousSibling(this );
126: newText.setNextSibling(getNextDomSibling());
127: setNextSibling(newText);
128: }
129:
130: return newText;
131: }
132:
133: /**
134: * {@inheritDoc}
135: */
136: public String asText() {
137: String text = getData();
138: if (!(getParentDomNode() instanceof HtmlTextArea)) {
139: // Remove extra whitespace
140: text = reduceWhitespace(text);
141: }
142: return text;
143: }
144:
145: /**
146: * Gives a simple representation to facilitate debugging
147: * @return a simple representation
148: */
149: public String toString() {
150: return asText();
151: }
152:
153: /**
154: * {@inheritDoc}
155: */
156: protected boolean isTrimmedText() {
157: return false;
158: }
159: }
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