| /* ==================================================================== |
| 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 org.apache.poi.util.Internal; |
| import org.apache.poi.util.LittleEndian; |
| |
| /** |
| * Holder for vector-type properties |
| * |
| * @author Sergey Vladimirov (vlsergey {at} gmail {dot} com) |
| */ |
| @Internal |
| class Vector |
| { |
| private final short _type; |
| |
| private TypedPropertyValue[] _values; |
| |
| Vector( byte[] data, int startOffset, short type ) |
| { |
| this._type = type; |
| read( data, startOffset ); |
| } |
| |
| Vector( short type ) |
| { |
| this._type = type; |
| } |
| |
| int read( byte[] data, int startOffset ) |
| { |
| int offset = startOffset; |
| |
| final long longLength = LittleEndian.getUInt( data, offset ); |
| offset += LittleEndian.INT_SIZE; |
| |
| if ( longLength > Integer.MAX_VALUE ) |
| throw new UnsupportedOperationException( "Vector is too long -- " |
| + longLength ); |
| final int length = (int) longLength; |
| |
| _values = new TypedPropertyValue[length]; |
| |
| if ( _type == Variant.VT_VARIANT ) |
| { |
| for ( int i = 0; i < length; i++ ) |
| { |
| TypedPropertyValue value = new TypedPropertyValue(); |
| offset += value.read( data, offset ); |
| _values[i] = value; |
| } |
| } |
| else |
| { |
| for ( int i = 0; i < length; i++ ) |
| { |
| TypedPropertyValue value = new TypedPropertyValue( _type, null ); |
| // be aware: not padded here |
| offset += value.readValue( data, offset ); |
| _values[i] = value; |
| } |
| } |
| return offset - startOffset; |
| } |
| |
| TypedPropertyValue[] getValues(){ |
| return _values; |
| } |
| } |