| /************************************************************************ |
| * |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER |
| * |
| * Copyright 2008, 2010 Oracle and/or its affiliates. All rights reserved. |
| * |
| * Use is subject to license terms. |
| * |
| * Licensed 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. You can also |
| * obtain a copy of the License at http://odftoolkit.org/docs/license.txt |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT |
| * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| * |
| ************************************************************************/ |
| package org.odftoolkit.odfdom.doc; |
| |
| import java.io.File; |
| import java.io.InputStream; |
| |
| import org.odftoolkit.odfdom.dom.element.office.OfficeChartElement; |
| import org.odftoolkit.odfdom.pkg.MediaType; |
| import org.odftoolkit.odfdom.pkg.OdfPackage; |
| import org.xml.sax.SAXException; |
| |
| /** |
| * This class represents an empty ODF document , which will be in general embedded |
| * in an existing ODF (Spreadsheet) document. |
| * |
| * @deprecated As of release 0.8.8, replaced by {@link org.odftoolkit.simple.ChartDocument} in Simple API. |
| */ |
| public class OdfChartDocument extends OdfDocument { |
| |
| private static final String EMPTY_CHART_DOCUMENT_PATH = "/OdfChartDocument.odc"; |
| static final Resource EMPTY_CHART_DOCUMENT_RESOURCE = new Resource(EMPTY_CHART_DOCUMENT_PATH); |
| |
| /** |
| * This enum contains all possible media types of OdfChartDocument documents. |
| */ |
| public enum OdfMediaType implements MediaType { |
| |
| CHART(OdfDocument.OdfMediaType.CHART), |
| CHART_TEMPLATE(OdfDocument.OdfMediaType.CHART_TEMPLATE); |
| private final OdfDocument.OdfMediaType mMediaType; |
| |
| OdfMediaType(OdfDocument.OdfMediaType mediaType) { |
| this.mMediaType = mediaType; |
| } |
| |
| /** |
| * @return the mediatype of this document |
| */ |
| public String getMediaTypeString() { |
| return mMediaType.getMediaTypeString(); |
| } |
| |
| /** |
| * @return the ODF filesuffix of this document |
| */ |
| public String getSuffix() { |
| return mMediaType.getSuffix(); |
| } |
| |
| /** |
| * |
| * @param mediaType string defining an ODF document |
| * @return the according OdfMediatype encapuslating the given string and the suffix |
| */ |
| public static OdfDocument.OdfMediaType getOdfMediaType(String mediaType) { |
| return OdfDocument.OdfMediaType.getOdfMediaType(mediaType); |
| } |
| } |
| |
| /** |
| * Creates an empty charts document. |
| * * <br/><em>Note: ODF Chart documents are (with OOo 3.0) only used as embedded document and not used stand-alone.</em> |
| * @return ODF charts document based on a default template |
| * @throws java.lang.Exception - if the document could not be created |
| */ |
| public static OdfChartDocument newChartDocument() throws Exception { |
| return (OdfChartDocument) OdfDocument.loadTemplate(EMPTY_CHART_DOCUMENT_RESOURCE, OdfDocument.OdfMediaType.CHART); |
| } |
| |
| /** |
| * Creates an empty charts template. |
| * * <br/><em>Note: ODF Chart documents are (with OOo 3.0) only used as embedded document and not used stand-alone.</em> |
| * @return ODF charts template based on a default template |
| * @throws java.lang.Exception - if the template could not be created |
| */ |
| public static OdfChartDocument newChartTemplateDocument() throws Exception { |
| OdfChartDocument doc = (OdfChartDocument) OdfDocument.loadTemplate(EMPTY_CHART_DOCUMENT_RESOURCE, OdfDocument.OdfMediaType.CHART_TEMPLATE); |
| doc.changeMode(OdfMediaType.CHART_TEMPLATE); |
| return doc; |
| } |
| |
| /** |
| * Creates an OdfChartDocument from the OpenDocument provided by a resource Stream. |
| * |
| * <p>Since an InputStream does not provide the arbitrary (non sequentiell) |
| * read access needed by OdfChartDocument, the InputStream is cached. This usually |
| * takes more time compared to the other createInternalDocument methods. |
| * An advantage of caching is that there are no problems overwriting |
| * an input file.</p> |
| * |
| * <p>If the resource stream is not a ODF chart document, ClassCastException might be thrown.</p> |
| * |
| * @param inputStream - the InputStream of the ODF chart document. |
| * @return the chart document created from the given InputStream |
| * @throws java.lang.Exception - if the document could not be created. |
| */ |
| public static OdfChartDocument loadDocument(InputStream inputStream) throws Exception { |
| return (OdfChartDocument) OdfDocument.loadDocument(inputStream); |
| } |
| |
| /** |
| * Loads an OdfChartDocument from the provided path. |
| * |
| * <p>OdfChartDocument relies on the file being available for read access over |
| * the whole lifecycle of OdfChartDocument.</p> |
| * |
| * <p>If the resource stream is not a ODF chart document, ClassCastException might be thrown.</p> |
| * |
| * @param documentPath - the path from where the document can be loaded |
| * @return the chart document from the given path |
| * or NULL if the media type is not supported by ODFDOM. |
| * @throws java.lang.Exception - if the document could not be created. |
| */ |
| public static OdfChartDocument loadDocument(String documentPath) throws Exception { |
| return (OdfChartDocument)OdfDocument.loadDocument(documentPath); |
| } |
| |
| /** |
| * Creates an OdfChartDocument from the OpenDocument provided by a File. |
| * |
| * <p>OdfChartDocument relies on the file being available for read access over |
| * the whole lifecycle of OdfChartDocument.</p> |
| * |
| * <p>If the resource stream is not a ODF chart document, ClassCastException might be thrown.</p> |
| * |
| * @param file - a file representing the ODF chart document. |
| * @return the chart document created from the given File |
| * @throws java.lang.Exception - if the document could not be created. |
| */ |
| public static OdfChartDocument loadDocument(File file) throws Exception { |
| return (OdfChartDocument)OdfDocument.loadDocument(file); |
| } |
| |
| /** To avoid data duplication a new document is only created, if not already opened. |
| * A document is cached by this constructor using the internalpath as key. */ |
| protected OdfChartDocument(OdfPackage pkg, String internalPath, OdfChartDocument.OdfMediaType odfMediaType) throws SAXException { |
| super(pkg, internalPath, odfMediaType.mMediaType); |
| } |
| |
| /** |
| * Get the content root of a chart document. |
| * |
| * @return content root, representing the office:chart tag |
| * @throws Exception if the file DOM could not be created. |
| */ |
| @Override |
| public OfficeChartElement getContentRoot() throws Exception { |
| return super.getContentRoot(OfficeChartElement.class); |
| } |
| /** |
| * Changes the document to the given mediatype. |
| * This method can only be used to convert a document to a related mediatype, e.g. template. |
| * |
| * @param mediaType the related ODF mimetype |
| */ |
| public void changeMode(OdfMediaType mediaType) { |
| setOdfMediaType(mediaType.mMediaType); |
| } |
| } |