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Bug 46953 - fixed PageSettingsBlock parsing logic in Sheet. Bug caused sheet EOFs to get misplaced.

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git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@773412 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Josh Micich 2009-05-10 21:34:28 +00:00
parent 636c0ed54e
commit e2793ef74b
6 changed files with 95 additions and 33 deletions
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1
src/documentation/content/xdocs/changes.xml
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@ -37,6 +37,7 @@
<!-- Don't forget to update status.xml too! -->
<release version="3.5-beta6" date="2009-??-??">
<action dev="POI-DEVELOPERS" type="fix">46953 - More tweaks to PageSettingsBlock parsing logic in Sheet constructor</action>
<action dev="POI-DEVELOPERS" type="fix">47089 - Fixed XSSFWorkbook.createSheet to properly increment sheetId</action>
<action dev="POI-DEVELOPERS" type="fix">46568 - Fixed XSLFPowerPointExtractor to properly process line breaks</action>
<action dev="POI-DEVELOPERS" type="fix">39056 - Fixed POIFSFileSystem to set CLSID of root when constructing instances from InputStream</action>

1
src/documentation/content/xdocs/status.xml
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@ -34,6 +34,7 @@
<!-- Don't forget to update changes.xml too! -->
<changes>
<release version="3.5-beta6" date="2009-??-??">
<action dev="POI-DEVELOPERS" type="fix">46953 - More tweaks to PageSettingsBlock parsing logic in Sheet constructor</action>
<action dev="POI-DEVELOPERS" type="fix">47089 - Fixed XSSFWorkbook.createSheet to properly increment sheetId</action>
<action dev="POI-DEVELOPERS" type="fix">46568 - Fixed XSLFPowerPointExtractor to properly process line breaks</action>
<action dev="POI-DEVELOPERS" type="fix">39056 - Fixed POIFSFileSystem to set CLSID of root when constructing instances from InputStream</action>

21
src/java/org/apache/poi/hssf/model/Sheet.java
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@ -50,6 +50,7 @@ import org.apache.poi.hssf.record.PrintHeadersRecord;
import org.apache.poi.hssf.record.ProtectRecord;
import org.apache.poi.hssf.record.Record;
import org.apache.poi.hssf.record.RecordBase;
import org.apache.poi.hssf.record.RecordFormatException;
import org.apache.poi.hssf.record.RefModeRecord;
import org.apache.poi.hssf.record.RowRecord;
import org.apache.poi.hssf.record.SCLRecord;
@ -210,11 +211,15 @@ public final class Sheet implements Model {
}
if (PageSettingsBlock.isComponentRecord(recSid)) {
PageSettingsBlock psb = new PageSettingsBlock(rs);
PageSettingsBlock psb;
if (_psBlock == null) {
psb = new PageSettingsBlock(rs);
_psBlock = psb;
} else {
records.add(psb);
continue;
}
if (bofEofNestingLevel == 2) {
psb = new PageSettingsBlock(rs);
// It's normal for a chart to have its own PageSettingsBlock
// Fall through and add psb here, because chart records
// are stored loose among the sheet records.
@ -227,11 +232,15 @@ public final class Sheet implements Model {
// Also several times in bugzilla samples 46840-23373 and 46840-23374
if (recSid == UnknownRecord.HEADER_FOOTER_089C) {
_psBlock.addLateHeaderFooter(rs.getNext());
} else if (rs.peekNextSid() != UnknownRecord.USERSVIEWEND_01AB) {
continue;
}
psb = new PageSettingsBlock(rs);
if (rs.peekNextSid() != UnknownRecord.USERSVIEWEND_01AB) {
// not quite the expected situation
throw new RuntimeException("two Page Settings Blocks found in the same sheet");
}
} else {
psb = new PageSettingsBlock(rs);
// Some apps write PLS, WSBOOL, <psb> but PLS is part of <psb>
// This happens in the test sample file "NoGutsRecords.xls" and "WORKBOOK_in_capitals.xls"
// In this case the first PSB is two records back
@ -244,7 +253,6 @@ public final class Sheet implements Model {
psb = mergePSBs(_psBlock, psb);
_psBlock = psb;
}
}
records.add(psb);
continue;
}
@ -274,6 +282,11 @@ public final class Sheet implements Model {
bofEofNestingLevel++;
if (log.check( POILogger.DEBUG ))
log.log(POILogger.DEBUG, "Hit BOF record. Nesting increased to " + bofEofNestingLevel);
BOFRecord bof = (BOFRecord)rec;
// TODO - extract chart sub-stream into record aggregate
if (bof.getType() != BOFRecord.TYPE_CHART) {
throw new RecordFormatException("Bad BOF record type: " + bof.getType());
}
}
else if (recSid == EOFRecord.sid)
{

4
src/java/org/apache/poi/hssf/record/aggregates/PageSettingsBlock.java
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@ -35,6 +35,7 @@ import org.apache.poi.hssf.record.Margin;
import org.apache.poi.hssf.record.PageBreakRecord;
import org.apache.poi.hssf.record.PrintSetupRecord;
import org.apache.poi.hssf.record.Record;
import org.apache.poi.hssf.record.RecordFormatException;
import org.apache.poi.hssf.record.RightMarginRecord;
import org.apache.poi.hssf.record.TopMarginRecord;
import org.apache.poi.hssf.record.UnknownRecord;
@ -539,6 +540,9 @@ public final class PageSettingsBlock extends RecordAggregate {
if (_headerFooter != null) {
throw new IllegalStateException("This page settings block already has a header/footer record");
}
if (rec.getSid() != UnknownRecord.HEADER_FOOTER_089C) {
throw new RecordFormatException("Unexpected header-footer record sid: 0x" + Integer.toHexString(rec.getSid()));
}
_headerFooter = rec;
}
}

2
src/testcases/org/apache/poi/hssf/record/aggregates/AllRecordAggregateTests.java
View File

@ -36,7 +36,7 @@ public final class AllRecordAggregateTests {
result.addTestSuite(TestRowRecordsAggregate.class);
result.addTestSuite(TestSharedValueManager.class);
result.addTestSuite(TestValueRecordsAggregate.class);
result.addTestSuite(TestPageSettingBlock.class);
result.addTestSuite(TestPageSettingsBlock.class);
return result;
}
}

45
src/testcases/org/apache/poi/hssf/record/aggregates/TestPageSettingBlock.java → src/testcases/org/apache/poi/hssf/record/aggregates/TestPageSettingsBlock.java
View File

@ -30,6 +30,7 @@ import org.apache.poi.hssf.record.DimensionsRecord;
import org.apache.poi.hssf.record.EOFRecord;
import org.apache.poi.hssf.record.FooterRecord;
import org.apache.poi.hssf.record.HeaderRecord;
import org.apache.poi.hssf.record.IndexRecord;
import org.apache.poi.hssf.record.NumberRecord;
import org.apache.poi.hssf.record.Record;
import org.apache.poi.hssf.record.UnknownRecord;
@ -45,7 +46,7 @@ import org.apache.poi.util.HexRead;
*
* @author Dmitriy Kumshayev
*/
public final class TestPageSettingBlock extends TestCase {
public final class TestPageSettingsBlock extends TestCase {
public void testPrintSetup_bug46548() {
@ -109,6 +110,48 @@ public final class TestPageSettingBlock extends TestCase {
assertEquals(13, outRecs.length);
}
/**
* Bug 46953 occurred because POI didn't handle late PSB records properly.
*/
public void testLateHeaderFooter_bug46953() {
int rowIx = 5;
int colIx = 6;
NumberRecord nr = new NumberRecord();
nr.setRow(rowIx);
nr.setColumn((short) colIx);
nr.setValue(3.0);
Record[] recs = {
BOFRecord.createSheetBOF(),
new HeaderRecord("&LSales Figures"),
new FooterRecord("&LJanuary"),
new DimensionsRecord(),
new WindowTwoRecord(),
ur(UnknownRecord.HEADER_FOOTER_089C, "9C 08 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 C4 60 00 00 00 00 00 00 00 00"),
EOFRecord.instance,
};
RecordStream rs = new RecordStream(Arrays.asList(recs), 0);
Sheet sheet = Sheet.createSheet(rs);
RecordCollector rv = new RecordCollector();
sheet.visitContainedRecords(rv, rowIx);
Record[] outRecs = rv.getRecords();
if (outRecs[4] == EOFRecord.instance) {
throw new AssertionFailedError("Identified bug 46953 - EOF incorrectly appended to PSB");
}
assertEquals(recs.length+1, outRecs.length); // +1 for index record
assertEquals(BOFRecord.class, outRecs[0].getClass());
assertEquals(IndexRecord.class, outRecs[1].getClass());
assertEquals(HeaderRecord.class, outRecs[2].getClass());
assertEquals(FooterRecord.class, outRecs[3].getClass());
assertEquals(UnknownRecord.HEADER_FOOTER_089C, outRecs[4].getSid());
assertEquals(DimensionsRecord.class, outRecs[5].getClass());
assertEquals(WindowTwoRecord.class, outRecs[6].getClass());
assertEquals(EOFRecord.instance, outRecs[7]);
}
private static UnknownRecord ur(int sid, String hexData) {
return new UnknownRecord(sid, HexRead.readFromString(hexData));
}