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The cloned reference for merged cells did not create a new collection, 

so deletes cascaded to the original.
Reported by: huri@users.sourceforge.net
PR:  22720


git-svn-id: https://svn.apache.org/repos/asf/jakarta/poi/trunk@353452 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Danny Mui 2003-11-17 21:17:41 +00:00
parent f9b0478fa4
commit e088631497
2 changed files with 80 additions and 1 deletions
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3
src/java/org/apache/poi/hssf/record/MergeCellsRecord.java
View File

@ -326,7 +326,8 @@ public class MergeCellsRecord
public Object clone() {
MergeCellsRecord rec = new MergeCellsRecord();
rec.field_1_num_areas = field_1_num_areas;
rec.field_2_regions = field_2_regions;
rec.field_2_regions = new ArrayList();
rec.field_2_regions.addAll(field_2_regions);
return rec;
}
}

78
src/testcases/org/apache/poi/hssf/record/TestMergeCellsRecord.java Normal file
View File

@ -0,0 +1,78 @@
/* ====================================================================
* The Apache Software License, Version 1.1
*
* Copyright (c) 2003, 2003 The Apache Software Foundation. All rights
* reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. The end-user documentation included with the redistribution,
* if any, must include the following acknowledgment:
* "This product includes software developed by the
* Apache Software Foundation (http://www.apache.org/)."
* Alternately, this acknowledgment may appear in the software itself,
* if and wherever such third-party acknowledgments normally appear.
*
* 4. The names "Apache" and "Apache Software Foundation" and
* "Apache POI" must not be used to endorse or promote products
* derived from this software without prior written permission. For
* written permission, please contact apache@apache.org.
*
* 5. Products derived from this software may not be called "Apache",
* "Apache POI", nor may "Apache" appear in their name, without
* prior written permission of the Apache Software Foundation.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Software Foundation. For more
* information on the Apache Software Foundation, please see
* <http://www.apache.org/>.
*/
package org.apache.poi.hssf.record;
import junit.framework.TestCase;
/**
* Make sure the merge cells record behaves
* @author Danny Mui (dmui at apache dot org)
*
*/
public class TestMergeCellsRecord extends TestCase {
/**
* Make sure when a clone is called, we actually clone it.
* @throws Exception
*/
public void testCloneReferences() throws Exception {
MergeCellsRecord merge = new MergeCellsRecord();
merge.addArea(0, (short)0, 1, (short)2);
MergeCellsRecord clone = (MergeCellsRecord)merge.clone();
assertNotSame("Merged and cloned objects are the same", merge, clone);
merge.removeAreaAt(0);
assertNotNull("Clone's item not removed", clone.getAreaAt(0));
}
}