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Diffstat (limited to 'xmerge/source/xmerge/java/org/openoffice/xmerge/converter/xml/EmbeddedBinaryObject.java')
| -rw-r--r-- | xmerge/source/xmerge/java/org/openoffice/xmerge/converter/xml/EmbeddedBinaryObject.java | 109 |
1 files changed, 109 insertions, 0 deletions
diff --git a/xmerge/source/xmerge/java/org/openoffice/xmerge/converter/xml/EmbeddedBinaryObject.java b/xmerge/source/xmerge/java/org/openoffice/xmerge/converter/xml/EmbeddedBinaryObject.java new file mode 100644 index 000000000..6ac60f183 --- /dev/null +++ b/xmerge/source/xmerge/java/org/openoffice/xmerge/converter/xml/EmbeddedBinaryObject.java @@ -0,0 +1,109 @@ +/* + * This file is part of the LibreOffice project. + * + * This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. + * + * This file incorporates work covered by the following license notice: + * + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed + * with this work for additional information regarding copyright + * ownership. The ASF licenses this file to you under the Apache + * License, Version 2.0 (the "License"); you may not use this file + * except in compliance with the License. You may obtain a copy of + * the License at http://www.apache.org/licenses/LICENSE-2.0 . + */ + +package org.openoffice.xmerge.converter.xml; + +import org.w3c.dom.Document; +import org.w3c.dom.DOMException; +import org.w3c.dom.Element; + +/** + * This class represents embedded object's in an OpenOffice.org document that + * have a binary representation. + */ +public class EmbeddedBinaryObject extends EmbeddedObject { + + /** The object's binary representation. */ + private byte[] objData = null; + + /** + * Constructor for an embedded object stored using an XML representation. + * + * @param name The name of the object. + * @param type The mime-type of the object. See the class summary. + */ + public EmbeddedBinaryObject(String name, String type) { + super(name, type); + } + + /** + * Package private constructor for use when reading an object from a + * compressed SX? file. + * + * @param name The name of the object. + * @param type The mime-type of the object. See the class summary. + * @param source The OfficeZip representation of the SX? file that stores + * the object. + */ + EmbeddedBinaryObject(String name, String type, OfficeZip source) { + super(name, type, source); + } + + /** + * This method returns the data for this object. + * + * @return A {@code byte} array containing the object's data. + */ + public byte[] getBinaryData() { + + // See if we came from a Zip file + if (objData == null && zipFile != null) { + objData = zipFile.getNamedBytes(objName); + } + + return objData; + } + + /** + * Sets the data for this object. + * + * @param data A {@code byte} array containing data for the object. + */ + public void setBinaryData(byte[] data) { + objData = data; + hasChanged = true; + } + + /** + * Package private method for writing the data of the EmbeddedObject to a + * SX? file. + * + * @param zip An {@code OfficeZip} instance representing the file the + * data is to be written to. + */ + @Override + void write(OfficeZip zip) { + if (hasChanged) { + zip.setNamedBytes(objName, objData); + } + } + + /** + * Package private method that constructs the manifest.xml entries for this + * embedded object. + */ + @Override + void writeManifestData(Document manifestDoc) throws DOMException { + Element objNode = manifestDoc.createElement(OfficeConstants.TAG_MANIFEST_FILE); + + objNode.setAttribute(OfficeConstants.ATTRIBUTE_MANIFEST_FILE_TYPE, objType); + objNode.setAttribute(OfficeConstants.ATTRIBUTE_MANIFEST_FILE_PATH, objName); + + manifestDoc.getDocumentElement().appendChild(objNode); + } +}
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