| /* ==================================================================== |
| 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.hpsf; |
| |
| import java.io.IOException; |
| import java.io.OutputStream; |
| |
| import org.apache.poi.util.Internal; |
| import org.apache.poi.util.LittleEndian; |
| import org.apache.poi.util.POILogFactory; |
| import org.apache.poi.util.POILogger; |
| |
| @Internal |
| class ClipboardData |
| { |
| private static final POILogger logger = POILogFactory |
| .getLogger( ClipboardData.class ); |
| |
| private int _format; |
| private byte[] _value; |
| |
| ClipboardData( byte[] data, int offset ) |
| { |
| int size = LittleEndian.getInt( data, offset ); |
| |
| if ( size < 4 ) |
| { |
| logger.log( POILogger.WARN, "ClipboardData at offset ", |
| Integer.valueOf( offset ), " size less than 4 bytes " |
| + "(doesn't even have format field!). " |
| + "Setting to format == 0 and hope for the best" ); |
| _format = 0; |
| _value = new byte[0]; |
| return; |
| } |
| |
| _format = LittleEndian.getInt( data, offset + LittleEndian.INT_SIZE ); |
| _value = LittleEndian.getByteArray( data, offset |
| + LittleEndian.INT_SIZE * 2, size - LittleEndian.INT_SIZE ); |
| } |
| |
| int getSize() |
| { |
| return LittleEndian.INT_SIZE * 2 + _value.length; |
| } |
| |
| byte[] getValue() |
| { |
| return _value; |
| } |
| |
| byte[] toByteArray() |
| { |
| byte[] result = new byte[getSize()]; |
| LittleEndian.putInt( result, 0 * LittleEndian.INT_SIZE, |
| LittleEndian.INT_SIZE + _value.length ); |
| LittleEndian.putInt( result, 1 * LittleEndian.INT_SIZE, _format ); |
| System.arraycopy( _value, 0, result, LittleEndian.INT_SIZE |
| + LittleEndian.INT_SIZE, _value.length ); |
| return result; |
| } |
| |
| int write( OutputStream out ) throws IOException |
| { |
| LittleEndian.putInt( LittleEndian.INT_SIZE + _value.length, out ); |
| LittleEndian.putInt( _format, out ); |
| out.write( _value ); |
| return 2 * LittleEndian.INT_SIZE + _value.length; |
| } |
| } |