113 lines
4.2 KiB
Java
113 lines
4.2 KiB
Java
/* ====================================================================
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Licensed to the Apache Software Foundation (ASF) under one or more
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contributor license agreements. See the NOTICE file distributed with
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this work for additional information regarding copyright ownership.
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The ASF licenses this file to You under the Apache License, Version 2.0
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(the "License"); you may not use this file except in compliance with
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the License. You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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==================================================================== */
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package org.apache.poi.hslf.record;
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import static org.junit.Assert.assertArrayEquals;
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import static org.junit.Assert.assertEquals;
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import static org.junit.Assert.assertNotNull;
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import static org.junit.Assert.assertTrue;
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import java.io.ByteArrayOutputStream;
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import java.io.IOException;
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import java.io.InputStream;
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import org.apache.poi.poifs.filesystem.DocumentEntry;
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import org.apache.poi.poifs.filesystem.POIFSFileSystem;
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import org.junit.BeforeClass;
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import org.junit.Test;
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/**
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* Tests that {@link ExOleObjStg} works properly
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*/
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public final class TestExOleObjStg {
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// From a real file (embedded SWF control)
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// <ExOleObjStg info="16" type="4113" size="347" offset="4322" header="10 00 11 10 5B 01 00 00 ">....
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private static byte[] data;
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@BeforeClass
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public static void init() throws IOException {
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data = org.apache.poi.poifs.storage.RawDataUtil.decompress(
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"H4sIAAAAAAAAAAFjAZz+EAAREFsBAAAADgAAeJy7cF7wwcKNUg8Z0IAdAzPDv/+cDGxIYoxAzATjCDAwsEDF/"+
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"v3//x8kxAzE/0fBkAJBDPlAWMKgwODKkAekixgq0ZMCXiDGwAqPc1BayLtdcyl33XnBaTtcXINDUNUGvEgvK2"+
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"Y4ycgOZDswQsScgbaD7E0Fk8Uk2Q0CQgxMjMj+IVafAiPJVuEE5NhPTUCJ/aC8+xdLuvgHxaNgeAN65v8JZ1k"+
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"bQfmflWE0/1MTUGI/TB+sHBjN9yMLwNp0oLYbqD03GvcjC6SHpoUKABtkbzghmAPawudgkAGSaQw5DGUMBUAy"+
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"EVgvpAJrBz1gGV0OFCdOBR+QDGfIBJbtKcByvhzI4wbj//85GLiALA+gXDpDBlgtqKfhwxACl4e4AuYaYHeDI"+
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"RioEmSKI9C2HLhZyKqQ9fBilHXcwN4KN1wdM1Q1iJcINZGDgQfsJxC/GOib4Q8AvWU91AJ49g1jAQAA"
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);
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}
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@Test
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public void testRead() throws Exception {
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ExOleObjStg record = new ExOleObjStg(data, 0, data.length);
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assertEquals(RecordTypes.ExOleObjStg.typeID, record.getRecordType());
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int len = record.getDataLength();
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byte[] oledata = readAll(record.getData());
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assertEquals(len, oledata.length);
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POIFSFileSystem fs = new POIFSFileSystem(record.getData());
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assertTrue("Constructed POIFS from ExOleObjStg data", true);
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DocumentEntry doc = (DocumentEntry)fs.getRoot().getEntry("Contents");
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assertNotNull(doc);
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assertTrue("Fetched the Contents stream containing OLE properties", true);
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fs.close();
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}
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@Test
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public void testWrite() throws Exception {
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ExOleObjStg record = new ExOleObjStg(data, 0, data.length);
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ByteArrayOutputStream baos = new ByteArrayOutputStream();
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record.writeOut(baos);
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byte[] b = baos.toByteArray();
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assertArrayEquals(data, b);
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}
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@Test
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public void testNewRecord() throws Exception {
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ExOleObjStg src = new ExOleObjStg(data, 0, data.length);
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byte[] oledata = readAll(src.getData());
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ExOleObjStg tgt = new ExOleObjStg();
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tgt.setData(oledata);
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assertEquals(src.getDataLength(), tgt.getDataLength());
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ByteArrayOutputStream out = new ByteArrayOutputStream();
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tgt.writeOut(out);
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byte[] b = out.toByteArray();
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assertEquals(data.length, b.length);
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assertArrayEquals(data, b);
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}
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private byte[] readAll(InputStream is) throws IOException {
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int pos;
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byte[] chunk = new byte[1024];
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ByteArrayOutputStream out = new ByteArrayOutputStream();
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while((pos = is.read(chunk)) > 0){
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out.write(chunk, 0, pos);
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}
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return out.toByteArray();
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}
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}
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