80 lines
2.7 KiB
Java
80 lines
2.7 KiB
Java
/* ====================================================================
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Licensed to the Apache Software Foundation (ASF) under one or more
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contributor license agreements. See the NOTICE file distributed with
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this work for additional information regarding copyright ownership.
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The ASF licenses this file to You under the Apache License, Version 2.0
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(the "License"); you may not use this file except in compliance with
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the License. You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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==================================================================== */
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package org.apache.poi.hwpf.model;
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import org.apache.poi.util.LittleEndian;
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import org.apache.poi.util.POILogFactory;
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import org.apache.poi.util.POILogger;
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import java.util.Arrays;
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public class NilPICFAndBinData
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{
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private static final POILogger log = POILogFactory
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.getLogger( NilPICFAndBinData.class );
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private byte[] _binData;
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public NilPICFAndBinData( byte[] data, int offset )
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{
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fillFields( data, offset );
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}
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public void fillFields( byte[] data, int offset )
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{
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int lcb = LittleEndian.getInt( data, offset );
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int cbHeader = LittleEndian.getUShort( data, offset
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+ LittleEndian.INT_SIZE );
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if ( cbHeader != 0x44 )
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{
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if (log.check(POILogger.WARN)) {
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log.log(POILogger.WARN, "NilPICFAndBinData at offset ", offset,
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" cbHeader 0x" + Integer.toHexString(cbHeader)
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+ " != 0x44"
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);
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}
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}
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// skip the 62 ignored bytes
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int binaryLength = lcb - cbHeader;
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this._binData = Arrays.copyOfRange(data, offset + cbHeader,
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offset + cbHeader + binaryLength);
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}
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public byte[] getBinData()
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{
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return _binData;
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}
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public byte[] serialize()
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{
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byte[] bs = new byte[_binData.length + 0x44];
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LittleEndian.putInt( bs, 0, _binData.length + 0x44 );
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System.arraycopy( _binData, 0, bs, 0x44, _binData.length );
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return bs;
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}
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public int serialize( byte[] data, int offset )
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{
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LittleEndian.putInt( data, offset, _binData.length + 0x44 );
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System.arraycopy( _binData, 0, data, offset + 0x44, _binData.length );
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return 0x44 + _binData.length;
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}
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}
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