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Fixed RecordFactoryInputStream to properly read continued DrawingRecords 

git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@797737 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Yegor Kozlov 2009-07-25 10:22:04 +00:00
parent 2a2d6b0b69
commit 74c00a9ba4
3 changed files with 75 additions and 0 deletions
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1
src/documentation/content/xdocs/status.xml
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@ -33,6 +33,7 @@
<changes>
<release version="3.5-beta7" date="2009-??-??">
<action dev="POI-DEVELOPERS" type="fix">47548 - Fixed RecordFactoryInputStream to properly read continued DrawingRecords</action>
<action dev="POI-DEVELOPERS" type="fix">46419 - Fixed compatibility issue with OpenOffice 3.0</action>
<action dev="POI-DEVELOPERS" type="fix">47559 - Fixed compatibility issue with Excel 2008 Mac sp2</action>
<action dev="POI-DEVELOPERS" type="fix">47540 - Fix for saving custom and extended OOXML properties</action>

3
src/java/org/apache/poi/hssf/record/RecordFactoryInputStream.java
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@ -197,6 +197,9 @@ public class RecordFactoryInputStream {
} else if (lastRecord instanceof DrawingGroupRecord) {
((DrawingGroupRecord) lastRecord).processContinueRecord(contRec.getData());
return null;
} else if (lastRecord instanceof DrawingRecord) {
((DrawingRecord) lastRecord).processContinueRecord(contRec.getData());
return null;
} else if (lastRecord instanceof UnknownRecord) {
//Gracefully handle records that we don't know about,
//that happen to be continued

71
src/testcases/org/apache/poi/hssf/record/TestDrawingRecord.java Executable file
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@ -0,0 +1,71 @@
/* ====================================================================
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.hssf.record;
import junit.framework.TestCase;
import org.apache.poi.ddf.EscherContainerRecord;
import org.apache.poi.ddf.EscherSpRecord;
import org.apache.poi.util.HexDump;
import org.apache.poi.util.HexRead;
import org.apache.poi.util.LittleEndianOutput;
import org.apache.poi.util.LittleEndianOutputStream;
import org.apache.poi.hssf.HSSFTestDataSamples;
import java.io.*;
import java.util.List;
import java.util.Arrays;
public final class TestDrawingRecord extends TestCase {
/**
* Check that RecordFactoryInputStream properly handles continued DrawingRecords
* See Bugzilla #47548
*/
public void testReadContinued() throws IOException {
//simulate a continues drawing record
ByteArrayOutputStream out = new ByteArrayOutputStream();
//main part
DrawingRecord dg = new DrawingRecord();
byte[] data1 = new byte[8224];
Arrays.fill(data1, (byte)1);
dg.setData(data1);
out.write(dg.serialize());
//continued part
byte[] data2 = new byte[4048];
Arrays.fill(data2, (byte)2);
ContinueRecord cn = new ContinueRecord(data2);
out.write(cn.serialize());
List<Record> rec = RecordFactory.createRecords(new ByteArrayInputStream(out.toByteArray()));
assertEquals(1, rec.size());
assertTrue(rec.get(0) instanceof DrawingRecord);
//DrawingRecord.getData() should return concatenated data1 and data2
byte[] tmp = new byte[data1.length + data2.length];
System.arraycopy(data1, 0, tmp, 0, data1.length);
System.arraycopy(data2, 0, tmp, data1.length, data2.length);
DrawingRecord dg2 = (DrawingRecord)rec.get(0);
assertEquals(data1.length + data2.length, dg2.getData().length);
assertTrue(Arrays.equals(tmp, dg2.getData()));
}
}