| /* |
| * ==================================================================== |
| * 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 |
| * |
| * 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.apache.poi.xslf.usermodel; |
| |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.io.OutputStream; |
| |
| import org.apache.poi.ooxml.POIXMLDocumentPart; |
| import org.apache.poi.openxml4j.opc.PackagePart; |
| import org.apache.poi.sl.usermodel.ObjectData; |
| import org.apache.poi.util.Beta; |
| |
| /** |
| * An XSLFOleData instance holds the ole binary stream/object |
| */ |
| @SuppressWarnings("unused") |
| @Beta |
| public final class XSLFObjectData extends POIXMLDocumentPart implements ObjectData { |
| |
| /** |
| * Create a new XSLFObjectData node |
| */ |
| /* package */ XSLFObjectData() { |
| super(); |
| } |
| |
| /** |
| * Construct XSLFObjectData from a package part |
| * |
| * @param part the package part holding the ole data |
| * |
| * @since POI 3.14-Beta1 |
| */ |
| public XSLFObjectData(final PackagePart part) { |
| super(part); |
| } |
| |
| @Override |
| public InputStream getInputStream() throws IOException { |
| return getPackagePart().getInputStream(); |
| } |
| |
| @Override |
| public OutputStream getOutputStream() { |
| final PackagePart pp = getPackagePart(); |
| pp.clear(); |
| return pp.getOutputStream(); |
| } |
| |
| /** |
| * XSLFObjectData objects store the actual content in the part directly without keeping a |
| * copy like all others therefore we need to handle them differently. |
| */ |
| @Override |
| protected void prepareForCommit() { |
| // do not clear the part here |
| } |
| |
| |
| public void setData(final byte[] data) throws IOException { |
| try (final OutputStream os = getPackagePart().getOutputStream()) { |
| os.write(data); |
| } |
| } |
| |
| @Override |
| public String getOLE2ClassName() { |
| return null; |
| } |
| |
| @Override |
| public String getFileName() { |
| return null; |
| } |
| } |