/* ==================================================================== | |
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.util.LittleEndian; | |
import org.apache.poi.util.POILogFactory; | |
import org.apache.poi.util.POILogger; | |
import java.util.Arrays; | |
public class NilPICFAndBinData | |
{ | |
private static final POILogger log = POILogFactory | |
.getLogger( NilPICFAndBinData.class ); | |
private byte[] _binData; | |
public NilPICFAndBinData( byte[] data, int offset ) | |
{ | |
fillFields( data, offset ); | |
} | |
public void fillFields( byte[] data, int offset ) | |
{ | |
int lcb = LittleEndian.getInt( data, offset ); | |
int cbHeader = LittleEndian.getUShort( data, offset | |
+ LittleEndian.INT_SIZE ); | |
if ( cbHeader != 0x44 ) | |
{ | |
if (log.check(POILogger.WARN)) { | |
log.log(POILogger.WARN, "NilPICFAndBinData at offset ", offset, | |
" cbHeader 0x" + Integer.toHexString(cbHeader) | |
+ " != 0x44" | |
); | |
} | |
} | |
// skip the 62 ignored bytes | |
int binaryLength = lcb - cbHeader; | |
this._binData = Arrays.copyOfRange(data, offset + cbHeader, | |
offset + cbHeader + binaryLength); | |
} | |
public byte[] getBinData() | |
{ | |
return _binData; | |
} | |
public byte[] serialize() | |
{ | |
byte[] bs = new byte[_binData.length + 0x44]; | |
LittleEndian.putInt( bs, 0, _binData.length + 0x44 ); | |
System.arraycopy( _binData, 0, bs, 0x44, _binData.length ); | |
return bs; | |
} | |
public int serialize( byte[] data, int offset ) | |
{ | |
LittleEndian.putInt( data, offset, _binData.length + 0x44 ); | |
System.arraycopy( _binData, 0, data, offset + 0x44, _binData.length ); | |
return 0x44 + _binData.length; | |
} | |
} |