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- /* ====================================================================
- 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 java.util.Arrays;
-
- import org.apache.poi.util.LittleEndian;
- import org.apache.poi.util.LittleEndianConsts;
- import org.apache.poi.util.POILogFactory;
- import org.apache.poi.util.POILogger;
-
- 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
- + LittleEndianConsts.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;
- }
- }
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