Update changelog about EventWorkbookBuilder, and tweak XLS2CSVmra to use it if formulas required

git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@672553 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Nick Burch 2008-06-28 17:12:38 +00:00
parent 74621c5983
commit 1e0458db99
3 changed files with 29 additions and 6 deletions

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@ -36,8 +36,8 @@
</devs>
<!-- Don't forget to update status.xml too! -->
<release version="3.2-alpha1" date="2008-??-??">
<action dev="POI-DEVELOPERS" type="add"><!-- to keep forrest dtd quiet--></action>
<release version="3.1.1-alpha1" date="2008-??-??">
<action dev="POI-DEVELOPERS" type="add">Support for parsing formulas during EventUserModel processing, via the new EventWorkbookBuilder</action>
</release>
<release version="3.1-final" date="2008-06-29">
<action dev="POI-DEVELOPERS" type="fix">30978 - Fixed re-serialization of tRefErr3d and tAreaErr3d</action>

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@ -33,8 +33,8 @@
<!-- Don't forget to update changes.xml too! -->
<changes>
<release version="3.2-alpha1" date="2008-??-??">
<action dev="POI-DEVELOPERS" type="add"><!-- to keep forrest dtd quiet--></action>
<release version="3.1.1-alpha1" date="2008-??-??">
<action dev="POI-DEVELOPERS" type="add">Support for parsing formulas during EventUserModel processing, via the new EventWorkbookBuilder</action>
</release>
<release version="3.1-final" date="2008-06-29">
<action dev="POI-DEVELOPERS" type="fix">30978 - Fixed re-serialization of tRefErr3d and tAreaErr3d</action>

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@ -30,9 +30,11 @@ import org.apache.poi.hssf.eventusermodel.HSSFEventFactory;
import org.apache.poi.hssf.eventusermodel.HSSFListener;
import org.apache.poi.hssf.eventusermodel.HSSFRequest;
import org.apache.poi.hssf.eventusermodel.MissingRecordAwareHSSFListener;
import org.apache.poi.hssf.eventusermodel.EventWorkbookBuilder.SheetRecordCollectingListener;
import org.apache.poi.hssf.eventusermodel.dummyrecord.LastCellOfRowDummyRecord;
import org.apache.poi.hssf.eventusermodel.dummyrecord.MissingCellDummyRecord;
import org.apache.poi.hssf.model.FormulaParser;
import org.apache.poi.hssf.record.BOFRecord;
import org.apache.poi.hssf.record.BlankRecord;
import org.apache.poi.hssf.record.BoolErrRecord;
import org.apache.poi.hssf.record.CellValueRecordInterface;
@ -46,6 +48,7 @@ import org.apache.poi.hssf.record.Record;
import org.apache.poi.hssf.record.SSTRecord;
import org.apache.poi.hssf.record.StringRecord;
import org.apache.poi.hssf.usermodel.HSSFDateUtil;
import org.apache.poi.hssf.usermodel.HSSFWorkbook;
import org.apache.poi.poifs.filesystem.POIFSFileSystem;
/**
@ -64,6 +67,10 @@ public class XLS2CSVmra implements HSSFListener {
/** Should we output the formula, or the value it has? */
private boolean outputFormulaValues = true;
/** For parsing Formulas */
private SheetRecordCollectingListener workbookBuildingListener;
private HSSFWorkbook stubWorkbook;
// Records we pick up as we process
private SSTRecord sstRecord;
private FormatTrackingHSSFListener formatListener;
@ -108,7 +115,13 @@ public class XLS2CSVmra implements HSSFListener {
HSSFEventFactory factory = new HSSFEventFactory();
HSSFRequest request = new HSSFRequest();
request.addListenerForAllRecords(formatListener);
if(outputFormulaValues) {
request.addListenerForAllRecords(formatListener);
} else {
workbookBuildingListener = new SheetRecordCollectingListener(formatListener);
request.addListenerForAllRecords(workbookBuildingListener);
}
factory.processWorkbookEvents(request, fs);
}
@ -124,6 +137,16 @@ public class XLS2CSVmra implements HSSFListener {
switch (record.getSid())
{
case BOFRecord.sid:
BOFRecord br = (BOFRecord)record;
if(br.getType() == BOFRecord.TYPE_WORKSHEET) {
// Create sub workbook if required
if(workbookBuildingListener != null && stubWorkbook == null) {
stubWorkbook = workbookBuildingListener.getStubHSSFWorkbook();
}
}
break;
case SSTRecord.sid:
sstRecord = (SSTRecord) record;
break;
@ -161,7 +184,7 @@ public class XLS2CSVmra implements HSSFListener {
}
} else {
thisStr = '"' +
FormulaParser.toFormulaString(null, frec.getParsedExpression()) + '"';
FormulaParser.toFormulaString(stubWorkbook, frec.getParsedExpression()) + '"';
}
break;
case StringRecord.sid: