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avoid exceptions when using POI in Tika, see BUgs 51771 and 51770 

git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1169679 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Yegor Kozlov 2011-09-12 10:19:50 +00:00
parent 686f2ca6d0
commit 3ca4e3bd2d
7 changed files with 130 additions and 40 deletions
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2
src/documentation/content/xdocs/status.xml
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@ -34,6 +34,8 @@
<changes>
<release version="3.8-beta5" date="2011-??-??">
<action dev="poi-developers" type="add">51196 - prevent NPE in XWPFPicture.getPictureData() </action>
<action dev="poi-developers" type="add">51771 - prevent NPE when getting object data from OLEShape in HSLF</action>
<action dev="poi-developers" type="add">51196 - more progress with Chart APi in XSSF</action>
<action dev="poi-developers" type="fix">51785 - Allow XSSF setForceFormulaRecalculation to work with the minimal ooxml-schemas jar</action>
<action dev="poi-developers" type="fix">51772 - IllegalArgumentException Parsing MS Word 97 - 2003</action>

116
src/java/org/apache/poi/hssf/record/EscherAggregate.java
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@ -18,7 +18,6 @@
package org.apache.poi.hssf.record;
import java.util.ArrayList;
import java.util.Collection;
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
@ -26,6 +25,7 @@ import java.util.Map;
import org.apache.poi.ddf.DefaultEscherRecordFactory;
import org.apache.poi.ddf.EscherBoolProperty;
import org.apache.poi.ddf.EscherChildAnchorRecord;
import org.apache.poi.ddf.EscherClientAnchorRecord;
import org.apache.poi.ddf.EscherClientDataRecord;
import org.apache.poi.ddf.EscherContainerRecord;
@ -33,7 +33,6 @@ import org.apache.poi.ddf.EscherDgRecord;
import org.apache.poi.ddf.EscherDggRecord;
import org.apache.poi.ddf.EscherOptRecord;
import org.apache.poi.ddf.EscherProperties;
import org.apache.poi.ddf.EscherProperty;
import org.apache.poi.ddf.EscherRecord;
import org.apache.poi.ddf.EscherRecordFactory;
import org.apache.poi.ddf.EscherSerializationListener;
@ -46,14 +45,16 @@ import org.apache.poi.hssf.model.CommentShape;
import org.apache.poi.hssf.model.ConvertAnchor;
import org.apache.poi.hssf.model.DrawingManager2;
import org.apache.poi.hssf.model.TextboxShape;
import org.apache.poi.hssf.usermodel.HSSFAnchor;
import org.apache.poi.hssf.usermodel.HSSFChildAnchor;
import org.apache.poi.hssf.usermodel.HSSFClientAnchor;
import org.apache.poi.hssf.usermodel.HSSFPatriarch;
import org.apache.poi.hssf.usermodel.HSSFPicture;
import org.apache.poi.hssf.usermodel.HSSFShape;
import org.apache.poi.hssf.usermodel.HSSFShapeContainer;
import org.apache.poi.hssf.usermodel.HSSFShapeGroup;
import org.apache.poi.hssf.usermodel.HSSFTextbox;
import org.apache.poi.hssf.usermodel.HSSFSimpleShape;
import org.apache.poi.hssf.usermodel.HSSFTextbox;
import org.apache.poi.util.POILogFactory;
import org.apache.poi.util.POILogger;
@ -584,28 +585,42 @@ public final class EscherAggregate extends AbstractEscherHolderRecord {
);
}
convertRecordsToUserModelRecursive(tcc, patriarch, null);
// Now, clear any trace of what records make up
// the patriarch
// Otherwise, everything will go horribly wrong
// when we try to write out again....
// clearEscherRecords();
drawingManager.getDgg().setFileIdClusters(new EscherDggRecord.FileIdCluster[0]);
// TODO: Support converting our records
// back into shapes
// log.log(POILogger.WARN, "Not processing objects into Patriarch!");
}
private static void convertRecordsToUserModelRecursive(List tcc, HSSFShapeContainer container, HSSFShape parent) {
// Now process the containers for each group
// and objects
for(int i=1; i<tcc.size(); i++) {
EscherContainerRecord shapeContainer =
(EscherContainerRecord)tcc.get(i);
//System.err.println("\n\n*****\n\n");
//System.err.println(shapeContainer);
EscherContainerRecord shapeContainer = (EscherContainerRecord)tcc.get(i);
// Could be a group, or a base object
if (shapeContainer.getRecordId() == EscherContainerRecord.SPGR_CONTAINER)
{
// Group
if (shapeContainer.getChildRecords().size() > 0)
final int shapeChildren = shapeContainer.getChildRecords().size();
if (shapeChildren > 0)
{
HSSFShapeGroup group = new HSSFShapeGroup( null,
new HSSFClientAnchor() );
patriarch.getChildren().add( group );
HSSFShapeGroup group = new HSSFShapeGroup( parent, new HSSFClientAnchor() );
addToParentOrContainer(group, container, parent);
EscherContainerRecord groupContainer = (EscherContainerRecord) shapeContainer
.getChild( 0 );
EscherContainerRecord groupContainer = (EscherContainerRecord) shapeContainer.getChild( 0 );
convertRecordsToUserModel( groupContainer, group );
if (shapeChildren>1){
convertRecordsToUserModelRecursive(shapeContainer.getChildRecords(), container, group);
}
} else
{
log.log( POILogger.WARN,
@ -621,9 +636,9 @@ public final class EscherAggregate extends AbstractEscherHolderRecord {
switch (type)
{
case ST_TEXTBOX:
HSSFTextbox box = new HSSFTextbox( null,
HSSFTextbox box = new HSSFTextbox( parent,
new HSSFClientAnchor() );
patriarch.addShape( box );
addToParentOrContainer(box, container, parent);
convertRecordsToUserModel( shapeContainer, box );
break;
@ -645,14 +660,34 @@ public final class EscherAggregate extends AbstractEscherHolderRecord {
EscherClientAnchorRecord anchorRecord = (EscherClientAnchorRecord) getEscherChild(
shapeContainer,
EscherClientAnchorRecord.RECORD_ID );
HSSFClientAnchor anchor = toClientAnchor(anchorRecord);
HSSFPicture picture = new HSSFPicture( null, anchor );
EscherChildAnchorRecord childRecord = (EscherChildAnchorRecord) getEscherChild(
shapeContainer,
EscherChildAnchorRecord.RECORD_ID );
if (anchorRecord!=null && childRecord!=null){
log.log( POILogger.WARN, "Picture with both CLIENT and CHILD anchor: "+ type );
}
HSSFAnchor anchor;
if (anchorRecord!=null){
anchor = toClientAnchor(anchorRecord);
}else{
anchor = toChildAnchor(childRecord);
}
HSSFPicture picture = new HSSFPicture( parent, anchor );
picture.setPictureIndex( pictureIndex );
patriarch.addShape( picture );
addToParentOrContainer(picture, container, parent);
}
break;
default:
final HSSFSimpleShape shape = new HSSFSimpleShape( parent,
new HSSFClientAnchor() );
addToParentOrContainer(shape, container, parent);
convertRecordsToUserModel( shapeContainer, shape);
log.log( POILogger.WARN, "Unhandled shape type: "
+ type );
break;
@ -663,20 +698,19 @@ public final class EscherAggregate extends AbstractEscherHolderRecord {
}
}
// Now, clear any trace of what records make up
// the patriarch
// Otherwise, everything will go horribly wrong
// when we try to write out again....
// clearEscherRecords();
drawingManager.getDgg().setFileIdClusters(new EscherDggRecord.FileIdCluster[0]);
// TODO: Support converting our records
// back into shapes
// log.log(POILogger.WARN, "Not processing objects into Patriarch!");
}
private HSSFClientAnchor toClientAnchor(EscherClientAnchorRecord anchorRecord){
private static void addToParentOrContainer(HSSFShape shape, HSSFShapeContainer container, HSSFShape parent) {
if (parent instanceof HSSFShapeGroup)
((HSSFShapeGroup) parent).addShape(shape);
else if (container instanceof HSSFPatriarch)
((HSSFPatriarch) container).addShape(shape);
else
container.getChildren().add(shape);
}
private static HSSFClientAnchor toClientAnchor(EscherClientAnchorRecord anchorRecord){
HSSFClientAnchor anchor = new HSSFClientAnchor();
anchor.setAnchorType(anchorRecord.getFlag());
anchor.setCol1( anchorRecord.getCol1() );
@ -690,7 +724,21 @@ public final class EscherAggregate extends AbstractEscherHolderRecord {
return anchor;
}
private void convertRecordsToUserModel(EscherContainerRecord shapeContainer, Object model) {
private static HSSFChildAnchor toChildAnchor(EscherChildAnchorRecord anchorRecord){
HSSFChildAnchor anchor = new HSSFChildAnchor();
// anchor.setAnchorType(anchorRecord.getFlag());
// anchor.setCol1( anchorRecord.getCol1() );
// anchor.setCol2( anchorRecord.getCol2() );
anchor.setDx1( anchorRecord.getDx1() );
anchor.setDx2( anchorRecord.getDx2() );
anchor.setDy1( anchorRecord.getDy1() );
anchor.setDy2( anchorRecord.getDy2() );
// anchor.setRow1( anchorRecord.getRow1() );
// anchor.setRow2( anchorRecord.getRow2() );
return anchor;
}
private static void convertRecordsToUserModel(EscherContainerRecord shapeContainer, Object model) {
for(Iterator<EscherRecord> it = shapeContainer.getChildIterator(); it.hasNext();) {
EscherRecord r = it.next();
if(r instanceof EscherSpgrRecord) {
@ -728,6 +776,10 @@ public final class EscherAggregate extends AbstractEscherHolderRecord {
}
else if(r instanceof EscherSpRecord) {
// Use flags if needed
final EscherSpRecord spr = (EscherSpRecord) r;
if (model instanceof HSSFShape){
final HSSFShape s = (HSSFShape) model;
}
}
else if(r instanceof EscherOptRecord) {
// Use properties if needed

7
src/java/org/apache/poi/hssf/usermodel/HSSFShapeGroup.java
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@ -56,6 +56,11 @@ public class HSSFShapeGroup
return group;
}
public void addShape(HSSFShape shape){
shape._patriarch = this._patriarch;
shapes.add(shape);
}
/**
* Create a new simple shape under this group.
* @param anchor the position of the shape.
@ -177,4 +182,4 @@ public class HSSFShapeGroup
}
return count;
}
}
}

10
src/ooxml/java/org/apache/poi/xwpf/usermodel/XWPFPicture.java
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@ -18,6 +18,7 @@ package org.apache.poi.xwpf.usermodel;
import org.apache.poi.POIXMLDocumentPart;
import org.apache.poi.openxml4j.opc.PackageRelationship;
import org.openxmlformats.schemas.drawingml.x2006.main.CTBlipFillProperties;
import org.openxmlformats.schemas.drawingml.x2006.picture.CTPicture;
@ -58,7 +59,14 @@ public class XWPFPicture {
* Note - not all kinds of picture have data
*/
public XWPFPictureData getPictureData(){
String blipId = ctPic.getBlipFill().getBlip().getEmbed();
CTBlipFillProperties blipProps = ctPic.getBlipFill();
if(blipProps == null || !blipProps.isSetBlip()) {
// return null if Blip data is missing
return null;
}
String blipId = blipProps.getBlip().getEmbed();
POIXMLDocumentPart part = run.getParagraph().getPart();
if (part != null)
{

22
src/ooxml/testcases/org/apache/poi/xwpf/usermodel/TestXWPFPictureData.java
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@ -129,4 +129,26 @@ public class TestXWPFPictureData extends TestCase {
public void testGetChecksum() {
}
public void testBug51770() throws InvalidFormatException, IOException {
XWPFDocument doc = XWPFTestDataSamples.openSampleDocument("Bug51170.docx");
XWPFHeaderFooterPolicy policy = doc.getHeaderFooterPolicy();
XWPFHeader header = policy.getDefaultHeader();
for (XWPFParagraph paragraph : header.getParagraphs()) {
for (XWPFRun run : paragraph.getRuns()) {
for (XWPFPicture picture : run.getEmbeddedPictures()) {
if (paragraph.getDocument() != null) {
System.out.println(picture.getCTPicture());
XWPFPictureData data = picture.getPictureData();
if(data != null) System.out.println(data.getFileName());
}
}
}
}
}
private void process(XWPFParagraph paragraph){
}
}

13
src/scratchpad/src/org/apache/poi/hslf/model/OLEShape.java
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@ -83,16 +83,17 @@ public final class OLEShape extends Picture {
ObjectData[] ole = ppt.getEmbeddedObjects();
//persist reference
int ref = getExEmbed().getExOleObjAtom().getObjStgDataRef();
ExEmbed exEmbed = getExEmbed();
ObjectData data = null;
if(exEmbed != null) {
int ref = exEmbed.getExOleObjAtom().getObjStgDataRef();
for (int i = 0; i < ole.length; i++) {
if(ole[i].getExOleObjStg().getPersistId() == ref) {
data=ole[i];
for (int i = 0; i < ole.length; i++) {
if(ole[i].getExOleObjStg().getPersistId() == ref) {
data=ole[i];
}
}
}
if (data==null) {
logger.log(POILogger.WARN, "OLE data not found");
}

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test-data/document/Bug51170.docx Normal file
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