001: /*
002: * $RCSfile: XMLBox.java,v $
003: *
004: *
005: * Copyright (c) 2005 Sun Microsystems, Inc. All Rights Reserved.
006: *
007: * Redistribution and use in source and binary forms, with or without
008: * modification, are permitted provided that the following conditions
009: * are met:
010: *
011: * - Redistribution of source code must retain the above copyright
012: * notice, this list of conditions and the following disclaimer.
013: *
014: * - Redistribution in binary form must reproduce the above copyright
015: * notice, this list of conditions and the following disclaimer in
016: * the documentation and/or other materials provided with the
017: * distribution.
018: *
019: * Neither the name of Sun Microsystems, Inc. or the names of
020: * contributors may be used to endorse or promote products derived
021: * from this software without specific prior written permission.
022: *
023: * This software is provided "AS IS," without a warranty of any
024: * kind. ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND
025: * WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY,
026: * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE HEREBY
027: * EXCLUDED. SUN MIDROSYSTEMS, INC. ("SUN") AND ITS LICENSORS SHALL
028: * NOT BE LIABLE FOR ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF
029: * USING, MODIFYING OR DISTRIBUTING THIS SOFTWARE OR ITS
030: * DERIVATIVES. IN NO EVENT WILL SUN OR ITS LICENSORS BE LIABLE FOR
031: * ANY LOST REVENUE, PROFIT OR DATA, OR FOR DIRECT, INDIRECT, SPECIAL,
032: * CONSEQUENTIAL, INCIDENTAL OR PUNITIVE DAMAGES, HOWEVER CAUSED AND
033: * REGARDLESS OF THE THEORY OF LIABILITY, ARISING OUT OF THE USE OF OR
034: * INABILITY TO USE THIS SOFTWARE, EVEN IF SUN HAS BEEN ADVISED OF THE
035: * POSSIBILITY OF SUCH DAMAGES.
036: *
037: * You acknowledge that this software is not designed or intended for
038: * use in the design, construction, operation or maintenance of any
039: * nuclear facility.
040: *
041: * $Revision: 1.1 $
042: * $Date: 2005/02/11 05:01:37 $
043: * $State: Exp $
044: */
045: package com.sun.media.imageioimpl.plugins.jpeg2000;
046:
047: import javax.imageio.metadata.IIOInvalidTreeException;
048: import javax.imageio.metadata.IIOMetadataNode;
049: import org.w3c.dom.Node;
050: import org.w3c.dom.NodeList;
051:
052: /** This class is defined to represent a XML box of JPEG JP2
053: * file format. This type of box has a length, a type of "xml ". Its
054: * content is a text string of a XML instance.
055: */
056: public class XMLBox extends Box {
057: /** Cache the element names for this box's xml definition */
058: private static String[] elementNames = { "Content" };
059:
060: /** This method will be called by the getNativeNodeForSimpleBox of the
061: * class Box to get the element names.
062: */
063: public static String[] getElementNames() {
064: return elementNames;
065: }
066:
067: /** Create a Box from its content. */
068: public XMLBox(byte[] data) {
069: super (8 + data.length, 0x786D6C20, data);
070: }
071:
072: /** Constructs a <code>UUIDListBox</code> based on the provided
073: * <code>org.w3c.dom.Node</code>.
074: */
075: public XMLBox(Node node) throws IIOInvalidTreeException {
076: super (node);
077: NodeList children = node.getChildNodes();
078:
079: for (int i = 0; i < children.getLength(); i++) {
080: Node child = children.item(i);
081: String name = child.getNodeName();
082:
083: if ("Content".equals(name)) {
084: String value = child.getNodeValue();
085: if (value != null)
086: data = value.getBytes();
087: else if (child instanceof IIOMetadataNode) {
088: value = (String) ((IIOMetadataNode) child)
089: .getUserObject();
090: if (value != null)
091: data = value.getBytes();
092: }
093: }
094: }
095: }
096:
097: /** Creates an <code>IIOMetadataNode</code> from this XML
098: * box. The format of this node is defined in the XML dtd and xsd
099: * for the JP2 image file.
100: */
101: public IIOMetadataNode getNativeNode() {
102: try {
103: IIOMetadataNode node = new IIOMetadataNode(Box
104: .getName(getType()));
105: setDefaultAttributes(node);
106: IIOMetadataNode child = new IIOMetadataNode("Content");
107: String value = null;
108: if (data != null)
109: value = new String(data);
110: child.setUserObject(value);
111: child.setNodeValue(value);
112: node.appendChild(child);
113: return node;
114: } catch (Exception e) {
115: throw new IllegalArgumentException(I18N.getString("Box0"));
116: }
117: }
118: }
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