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fixed bug in EscherAggregate if sheet contains no shapes 

git-svn-id: https://svn.apache.org/repos/asf/poi/branches/gsoc2012@1351309 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Evgeniy Berlog 2012-06-18 12:02:36 +00:00
parent 3d077abe2c
commit 1b76a7e345
1 changed files with 12 additions and 3 deletions
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15
src/java/org/apache/poi/hssf/record/EscherAggregate.java
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@ -491,7 +491,8 @@ public final class EscherAggregate extends AbstractEscherHolderRecord {
// the first one because it's the patriach).
pos = offset;
int writtenEscherBytes = 0;
for (int i = 1; i < shapes.size(); i++) {
int i;
for (i = 1; i < shapes.size(); i++) {
int endOffset = (Integer) spEndingOffsets.get(i) - 1;
int startOffset;
if (i == 1)
@ -515,10 +516,15 @@ public final class EscherAggregate extends AbstractEscherHolderRecord {
pos += writeDataIntoDrawingRecord(0, drawingData, writtenEscherBytes, pos, data, i);
}
}
if ((pos - offset) < buffer.length-1){
byte[] drawingData = new byte[buffer.length - (pos - offset)];
System.arraycopy(buffer, (pos - offset), drawingData, 0, drawingData.length);
pos += writeDataIntoDrawingRecord(0, drawingData, writtenEscherBytes, pos, data, i);
}
// write records that need to be serialized after all drawing group records
for (int i = 0; i < tailRec.size(); i++) {
Record rec = (Record) tailRec.get(i);
for (i = 0; i < tailRec.size(); i++) {
Record rec = tailRec.get(i);
pos += rec.serialize(pos, data);
}
int bytesWritten = pos - offset;
@ -599,6 +605,9 @@ public final class EscherAggregate extends AbstractEscherHolderRecord {
}
int drawingRecordSize = rawEscherSize + (shapeToObj.size()) * 4;
if (rawEscherSize != 0 && spEndingOffsets.size()==1/**EMPTY**/){
continueRecordsHeadersSize +=4;
}
int objRecordSize = 0;
for (Iterator iterator = shapeToObj.values().iterator(); iterator.hasNext(); ) {
Record r = (Record) iterator.next();