support Word95 files

git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1143822 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Sergey Vladimirov 2011-07-07 13:43:29 +00:00
parent beabf33a84
commit 78a951143f

View File

@ -19,12 +19,16 @@ package org.apache.poi.hwpf.dev;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.util.Arrays;
import org.apache.poi.hwpf.HWPFDocument;
import org.apache.poi.hwpf.HWPFDocumentCore;
import org.apache.poi.hwpf.HWPFOldDocument;
import org.apache.poi.hwpf.OldWordFileFormatException;
import org.apache.poi.hwpf.model.FileInformationBlock;
import org.apache.poi.hwpf.model.PAPX;
import org.apache.poi.hwpf.model.TextPiece;
@ -32,6 +36,8 @@ import org.apache.poi.hwpf.sprm.SprmIterator;
import org.apache.poi.hwpf.sprm.SprmOperation;
import org.apache.poi.hwpf.usermodel.Paragraph;
import org.apache.poi.hwpf.usermodel.Range;
import org.apache.poi.poifs.filesystem.POIFSFileSystem;
import org.apache.poi.util.IOUtils;
/**
* Used by developers to list out key information on a HWPF file. End users will
@ -42,6 +48,34 @@ import org.apache.poi.hwpf.usermodel.Range;
*/
public final class HWPFLister
{
private static HWPFDocumentCore loadDoc( File docFile ) throws IOException
{
final FileInputStream istream = new FileInputStream( docFile );
try
{
return loadDoc( istream );
}
finally
{
IOUtils.closeQuietly( istream );
}
}
private static HWPFDocumentCore loadDoc( InputStream inputStream )
throws IOException
{
final POIFSFileSystem poifsFileSystem = HWPFDocumentCore
.verifyAndBuildPOIFS( inputStream );
try
{
return new HWPFDocument( poifsFileSystem );
}
catch ( OldWordFileFormatException exc )
{
return new HWPFOldDocument( poifsFileSystem );
}
}
public static void main( String[] args ) throws Exception
{
if ( args.length == 0 )
@ -91,7 +125,7 @@ public final class HWPFLister
writereadback = true;
}
HWPFDocument doc = new HWPFDocument( new FileInputStream( args[0] ) );
HWPFDocumentCore doc = loadDoc( new File( args[0] ) );
if ( writereadback )
doc = writeOutAndReadBack( doc );
@ -118,7 +152,8 @@ public final class HWPFLister
}
}
private static HWPFDocument writeOutAndReadBack( HWPFDocument original )
private static HWPFDocumentCore writeOutAndReadBack(
HWPFDocumentCore original )
{
try
{
@ -126,7 +161,7 @@ public final class HWPFLister
original.write( baos );
ByteArrayInputStream bais = new ByteArrayInputStream(
baos.toByteArray() );
return new HWPFDocument( bais );
return loadDoc( bais );
}
catch ( IOException e )
{