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support Word95 files

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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
1 changed files with 38 additions and 3 deletions
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41
src/scratchpad/src/org/apache/poi/hwpf/dev/HWPFLister.java
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@ -19,12 +19,16 @@ package org.apache.poi.hwpf.dev;
import java.io.ByteArrayInputStream; import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream; import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.FileInputStream; import java.io.FileInputStream;
import java.io.IOException; import java.io.IOException;
import java.io.InputStream;
import java.util.Arrays; import java.util.Arrays;
import org.apache.poi.hwpf.HWPFDocument; import org.apache.poi.hwpf.HWPFDocument;
import org.apache.poi.hwpf.HWPFDocumentCore; 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.FileInformationBlock;
import org.apache.poi.hwpf.model.PAPX; import org.apache.poi.hwpf.model.PAPX;
import org.apache.poi.hwpf.model.TextPiece; 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.sprm.SprmOperation;
import org.apache.poi.hwpf.usermodel.Paragraph; import org.apache.poi.hwpf.usermodel.Paragraph;
import org.apache.poi.hwpf.usermodel.Range; 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 * 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 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 public static void main( String[] args ) throws Exception
{ {
if ( args.length == 0 ) if ( args.length == 0 )
@ -91,7 +125,7 @@ public final class HWPFLister
writereadback = true; writereadback = true;
} }
HWPFDocument doc = new HWPFDocument( new FileInputStream( args[0] ) ); HWPFDocumentCore doc = loadDoc( new File( args[0] ) );
if ( writereadback ) if ( writereadback )
doc = writeOutAndReadBack( doc ); doc = writeOutAndReadBack( doc );
@ -118,7 +152,8 @@ public final class HWPFLister
} }
} }
private static HWPFDocument writeOutAndReadBack( HWPFDocument original ) private static HWPFDocumentCore writeOutAndReadBack(
HWPFDocumentCore original )
{ {
try try
{ {
@ -126,7 +161,7 @@ public final class HWPFLister
original.write( baos ); original.write( baos );
ByteArrayInputStream bais = new ByteArrayInputStream( ByteArrayInputStream bais = new ByteArrayInputStream(
baos.toByteArray() ); baos.toByteArray() );
return new HWPFDocument( bais ); return loadDoc( bais );
} }
catch ( IOException e ) catch ( IOException e )
{ {