use StdfBase structure in StyleDescription

git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1173550 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Sergey Vladimirov 2011-09-21 10:00:43 +00:00
parent fa3c093c13
commit caacbbdabc
2 changed files with 131 additions and 61 deletions

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@ -0,0 +1,78 @@
/* ====================================================================
Licensed to the Apache Software Foundation (ASF) under one or more
contributor license agreements. See the NOTICE file distributed with
this work for additional information regarding copyright ownership.
The ASF licenses this file to You under the Apache License, Version 2.0
(the "License"); you may not use this file except in compliance with
the License. You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
==================================================================== */
package org.apache.poi.hwpf.model;
import org.apache.poi.hwpf.model.types.StdfBaseAbstractType;
/**
* The StdfBase structure specifies general information about a style.
*/
public class StdfBase extends StdfBaseAbstractType
{
public StdfBase()
{
}
public StdfBase( byte[] std, int offset )
{
fillFields( std, offset );
}
@Override
public boolean equals( Object obj )
{
if ( this == obj )
return true;
if ( obj == null )
return false;
if ( getClass() != obj.getClass() )
return false;
StdfBase other = (StdfBase) obj;
if ( field_1_info1 != other.field_1_info1 )
return false;
if ( field_2_info2 != other.field_2_info2 )
return false;
if ( field_3_info3 != other.field_3_info3 )
return false;
if ( field_4_bchUpe != other.field_4_bchUpe )
return false;
if ( field_5_grfstd != other.field_5_grfstd )
return false;
return true;
}
@Override
public int hashCode()
{
final int prime = 31;
int result = 1;
result = prime * result + field_1_info1;
result = prime * result + field_2_info2;
result = prime * result + field_3_info3;
result = prime * result + field_4_bchUpe;
result = prime * result + field_5_grfstd;
return result;
}
public byte[] serialize()
{
byte[] result = new byte[getSize()];
serialize( result, 0 );
return result;
}
}

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@ -22,10 +22,9 @@ import java.util.Arrays;
import org.apache.poi.hwpf.usermodel.CharacterProperties;
import org.apache.poi.hwpf.usermodel.ParagraphProperties;
import org.apache.poi.util.BitField;
import org.apache.poi.util.BitFieldFactory;
import org.apache.poi.util.Internal;
import org.apache.poi.util.LittleEndian;
/**
* Comment me
*
@ -37,25 +36,11 @@ public final class StyleDescription implements HDFType
private final static int PARAGRAPH_STYLE = 1;
private final static int CHARACTER_STYLE = 2;
private final static int TABLE_STYLE = 3;
private final static int NUMBERING_STYLE = 4;
private int _istd;
private int _baseLength;
private short _infoShort;
private static BitField _sti = BitFieldFactory.getInstance(0xfff);
private static BitField _fScratch = BitFieldFactory.getInstance(0x1000);
private static BitField _fInvalHeight = BitFieldFactory.getInstance(0x2000);
private static BitField _fHasUpe = BitFieldFactory.getInstance(0x4000);
private static BitField _fMassCopy = BitFieldFactory.getInstance(0x8000);
private short _infoShort2;
private static BitField _styleTypeCode = BitFieldFactory.getInstance(0xf);
private static BitField _baseStyle = BitFieldFactory.getInstance(0xfff0);
private short _infoShort3;
private static BitField _numUPX = BitFieldFactory.getInstance(0xf);
private static BitField _nextStyle = BitFieldFactory.getInstance(0xfff0);
private short _bchUpe;
private short _infoShort4;
private static BitField _fAutoRedef = BitFieldFactory.getInstance(0x1);
private static BitField _fHidden = BitFieldFactory.getInstance(0x2);
private StdfBase _stdfBase;
UPX[] _upxs;
String _name;
@ -71,16 +56,9 @@ public final class StyleDescription implements HDFType
{
_baseLength = baseLength;
int nameStart = offset + baseLength;
_infoShort = LittleEndian.getShort(std, offset);
offset += LittleEndian.SHORT_SIZE;
_infoShort2 = LittleEndian.getShort(std, offset);
offset += LittleEndian.SHORT_SIZE;
_infoShort3 = LittleEndian.getShort(std, offset);
offset += LittleEndian.SHORT_SIZE;
_bchUpe = LittleEndian.getShort(std, offset);
offset += LittleEndian.SHORT_SIZE;
_infoShort4 = LittleEndian.getShort(std, offset);
offset += LittleEndian.SHORT_SIZE;
_stdfBase = new StdfBase(std, offset);
offset += StdfBase.getSize();
//first byte(s) of variable length section of std is the length of the
//style name and aliases string
@ -112,9 +90,9 @@ public final class StyleDescription implements HDFType
// the spec only refers to two possible upxs but it mentions
// that more may be added in the future
int varOffset = grupxStart;
int numUPX = _numUPX.getValue(_infoShort3);
_upxs = new UPX[numUPX];
for(int x = 0; x < numUPX; x++)
int countOfUPX = _stdfBase.getCupx();
_upxs = new UPX[countOfUPX];
for(int x = 0; x < countOfUPX; x++)
{
int upxSize = LittleEndian.getShort(std, varOffset);
varOffset += LittleEndian.SHORT_SIZE;
@ -137,11 +115,11 @@ public final class StyleDescription implements HDFType
}
public int getBaseStyle()
{
return _baseStyle.getValue(_infoShort2);
return _stdfBase.getIstdBase();
}
public byte[] getCHPX()
{
switch (_styleTypeCode.getValue(_infoShort2))
switch (_stdfBase.getStk())
{
case PARAGRAPH_STYLE:
if (_upxs.length > 1)
@ -158,7 +136,7 @@ public final class StyleDescription implements HDFType
}
public byte[] getPAPX()
{
switch (_styleTypeCode.getValue(_infoShort2))
switch (_stdfBase.getStk())
{
case PARAGRAPH_STYLE:
return _upxs[0].getUPX();
@ -206,18 +184,9 @@ public final class StyleDescription implements HDFType
byte[] buf = new byte[size];
_stdfBase.serialize( buf, 0 );
int offset = 0;
LittleEndian.putShort(buf, offset, _infoShort);
offset += LittleEndian.SHORT_SIZE;
LittleEndian.putShort(buf, offset, _infoShort2);
offset += LittleEndian.SHORT_SIZE;
LittleEndian.putShort(buf, offset, _infoShort3);
offset += LittleEndian.SHORT_SIZE;
LittleEndian.putShort(buf, offset, _bchUpe);
offset += LittleEndian.SHORT_SIZE;
LittleEndian.putShort(buf, offset, _infoShort4);
offset = _baseLength;
int offset = _baseLength;
char[] letters = _name.toCharArray();
LittleEndian.putShort(buf, _baseLength, (short)letters.length);
@ -242,21 +211,44 @@ public final class StyleDescription implements HDFType
return buf;
}
public boolean equals(Object o)
{
StyleDescription sd = (StyleDescription)o;
if (sd._infoShort == _infoShort && sd._infoShort2 == _infoShort2 &&
sd._infoShort3 == _infoShort3 && sd._bchUpe == _bchUpe &&
sd._infoShort4 == _infoShort4 &&
_name.equals(sd._name))
@Override
public int hashCode()
{
if (!Arrays.equals(_upxs, sd._upxs))
{
return false;
}
return true;
final int prime = 31;
int result = 1;
result = prime * result + ( ( _name == null ) ? 0 : _name.hashCode() );
result = prime * result
+ ( ( _stdfBase == null ) ? 0 : _stdfBase.hashCode() );
result = prime * result + Arrays.hashCode( _upxs );
return result;
}
@Override
public boolean equals( Object obj )
{
if ( this == obj )
return true;
if ( obj == null )
return false;
if ( getClass() != obj.getClass() )
return false;
StyleDescription other = (StyleDescription) obj;
if ( _name == null )
{
if ( other._name != null )
return false;
}
else if ( !_name.equals( other._name ) )
return false;
if ( _stdfBase == null )
{
if ( other._stdfBase != null )
return false;
}
else if ( !_stdfBase.equals( other._stdfBase ) )
return false;
if ( !Arrays.equals( _upxs, other._upxs ) )
return false;
return true;
}
return false;
}
}