Fix bug #53984 - Support the ColInfoRecord coming after the cells, rather than before as is normal, and also handle things so that if an unsupported BofRecord is found for a sheet, warn and skip rather than breaking

git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1614884 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Nick Burch 2014-07-31 13:31:01 +00:00
parent f16296111b
commit 65e23c7ea9
6 changed files with 102 additions and 9 deletions

View File

@ -21,7 +21,42 @@ import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import org.apache.poi.hssf.record.*;
import org.apache.poi.hssf.record.BOFRecord;
import org.apache.poi.hssf.record.CFHeaderRecord;
import org.apache.poi.hssf.record.CalcCountRecord;
import org.apache.poi.hssf.record.CalcModeRecord;
import org.apache.poi.hssf.record.CellValueRecordInterface;
import org.apache.poi.hssf.record.ColumnInfoRecord;
import org.apache.poi.hssf.record.DVALRecord;
import org.apache.poi.hssf.record.DefaultColWidthRecord;
import org.apache.poi.hssf.record.DefaultRowHeightRecord;
import org.apache.poi.hssf.record.DeltaRecord;
import org.apache.poi.hssf.record.DimensionsRecord;
import org.apache.poi.hssf.record.DrawingRecord;
import org.apache.poi.hssf.record.EOFRecord;
import org.apache.poi.hssf.record.EscherAggregate;
import org.apache.poi.hssf.record.FeatHdrRecord;
import org.apache.poi.hssf.record.FeatRecord;
import org.apache.poi.hssf.record.GridsetRecord;
import org.apache.poi.hssf.record.GutsRecord;
import org.apache.poi.hssf.record.IndexRecord;
import org.apache.poi.hssf.record.IterationRecord;
import org.apache.poi.hssf.record.MergeCellsRecord;
import org.apache.poi.hssf.record.NoteRecord;
import org.apache.poi.hssf.record.PaneRecord;
import org.apache.poi.hssf.record.PrintGridlinesRecord;
import org.apache.poi.hssf.record.PrintHeadersRecord;
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;
import org.apache.poi.hssf.record.SaveRecalcRecord;
import org.apache.poi.hssf.record.SelectionRecord;
import org.apache.poi.hssf.record.UncalcedRecord;
import org.apache.poi.hssf.record.WSBoolRecord;
import org.apache.poi.hssf.record.WindowTwoRecord;
import org.apache.poi.hssf.record.aggregates.ChartSubstreamRecordAggregate;
import org.apache.poi.hssf.record.aggregates.ColumnInfoRecordsAggregate;
import org.apache.poi.hssf.record.aggregates.ConditionalFormattingTable;
@ -131,11 +166,27 @@ public final class InternalSheet {
if (rs.peekNextSid() != BOFRecord.sid) {
throw new RuntimeException("BOF record expected");
}
BOFRecord bof = (BOFRecord) rs.getNext();
if (bof.getType() != BOFRecord.TYPE_WORKSHEET) {
// TODO - fix junit tests throw new RuntimeException("Bad BOF record type");
if (bof.getType() == BOFRecord.TYPE_WORKSHEET) {
// Good, well supported
} else if (bof.getType() == BOFRecord.TYPE_CHART ||
bof.getType() == BOFRecord.TYPE_EXCEL_4_MACRO) {
// These aren't really typical sheets... Let it go though,
// we can handle them roughly well enough as a "normal" one
} else {
// Not a supported type
// Skip onto the EOF, then complain
while (rs.hasNext()) {
Record rec = rs.getNext();
if (rec instanceof EOFRecord) {
break;
}
}
throw new UnsupportedBOFType(bof.getType());
}
records.add(bof);
while (rs.hasNext()) {
int recSid = rs.peekNextSid();
@ -319,6 +370,18 @@ public final class InternalSheet {
}});
}
public static class UnsupportedBOFType extends RecordFormatException {
private final int type;
protected UnsupportedBOFType(int type) {
super("BOF not of a supported type, found " + type);
this.type = type;
}
public int getType() {
return type;
}
}
private static final class RecordCloner implements RecordVisitor {
private final List<Record> _destList;

View File

@ -25,6 +25,7 @@ import org.apache.poi.hssf.record.BlankRecord;
import org.apache.poi.hssf.record.BoolErrRecord;
import org.apache.poi.hssf.record.CalcCountRecord;
import org.apache.poi.hssf.record.CalcModeRecord;
import org.apache.poi.hssf.record.ColumnInfoRecord;
import org.apache.poi.hssf.record.DVALRecord;
import org.apache.poi.hssf.record.DateWindow1904Record;
import org.apache.poi.hssf.record.DefaultColWidthRecord;
@ -415,7 +416,7 @@ final class RecordOrderer {
case DrawingSelectionRecord.sid:
case ObjRecord.sid:
case TextObjectRecord.sid:
case ColumnInfoRecord.sid: // See Bugzilla 53984
case GutsRecord.sid: // see Bugzilla 50426
case WindowOneRecord.sid:
// should really be part of workbook stream, but some apps seem to put this before WINDOW2

View File

@ -19,7 +19,12 @@ package org.apache.poi.hssf.record;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.util.*;
import java.util.ArrayList;
import java.util.Collections;
import java.util.HashMap;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;
import org.apache.poi.ddf.DefaultEscherRecordFactory;
import org.apache.poi.ddf.EscherClientDataRecord;
@ -754,8 +759,15 @@ public final class EscherAggregate extends AbstractEscherHolderRecord {
* @param loc - location of the record which sid must be returned
* @return sid of the record with selected location
*/
private static short sid(List <RecordBase>records, int loc) {
return ((Record) records.get(loc)).getSid();
private static short sid(List<RecordBase> records, int loc) {
RecordBase record = records.get(loc);
if (record instanceof Record) {
return ((Record)record).getSid();
} else {
// Aggregates don't have a sid
// We could step into them, but for these needs we don't care
return -1;
}
}
/**

View File

@ -46,6 +46,7 @@ import org.apache.poi.hssf.OldExcelFormatException;
import org.apache.poi.hssf.model.DrawingManager2;
import org.apache.poi.hssf.model.HSSFFormulaParser;
import org.apache.poi.hssf.model.InternalSheet;
import org.apache.poi.hssf.model.InternalSheet.UnsupportedBOFType;
import org.apache.poi.hssf.model.InternalWorkbook;
import org.apache.poi.hssf.model.RecordStream;
import org.apache.poi.hssf.record.AbstractEscherHolderRecord;
@ -321,8 +322,13 @@ public final class HSSFWorkbook extends POIDocument implements org.apache.poi.ss
convertLabelRecords(records, recOffset);
RecordStream rs = new RecordStream(records, recOffset);
while (rs.hasNext()) {
try {
InternalSheet sheet = InternalSheet.createSheet(rs);
_sheets.add(new HSSFSheet(this, sheet));
} catch (UnsupportedBOFType eb) {
// Hopefully there's a supported one after this!
log.log(POILogger.WARN, "Unsupported BOF found of type " + eb.getType());
}
}
for (int i = 0 ; i < workbook.getNumNames() ; ++i){

View File

@ -2731,4 +2731,15 @@ public final class TestBugs extends BaseTestBugzillaIssues {
assertEquals("A$1+B$1", s.getRow(row).getCell(2).getCellFormula());
}
}
/**
* Unexpected record type (org.apache.poi.hssf.record.ColumnInfoRecord)
*/
@Test
public void bug53984() {
Workbook wb = openSample("53984.xls");
Sheet s = wb.getSheetAt(0);
assertEquals("International Communication Services SA", s.getRow(2).getCell(0).getStringCellValue());
assertEquals("Saudi Arabia-Riyadh", s.getRow(210).getCell(0).getStringCellValue());
}
}

Binary file not shown.