| /* |
| * ==================================================================== |
| * 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; |
| import org.apache.poi.util.POILogFactory; |
| import org.apache.poi.util.POILogger; |
| |
| @Internal |
| class TypedPropertyValue |
| { |
| private static final POILogger logger = POILogFactory |
| .getLogger( TypedPropertyValue.class ); |
| |
| private int _type; |
| |
| private Object _value; |
| |
| TypedPropertyValue() |
| { |
| } |
| |
| TypedPropertyValue( byte[] data, int startOffset ) |
| { |
| read( data, startOffset ); |
| } |
| |
| TypedPropertyValue( int type, Object value ) |
| { |
| _type = type; |
| _value = value; |
| } |
| |
| Object getValue() |
| { |
| return _value; |
| } |
| |
| int read( byte[] data, int startOffset ) |
| { |
| int offset = startOffset; |
| |
| _type = LittleEndian.getShort( data, offset ); |
| offset += LittleEndian.SHORT_SIZE; |
| |
| short padding = LittleEndian.getShort( data, offset ); |
| offset += LittleEndian.SHORT_SIZE; |
| if ( padding != 0 ) |
| { |
| logger.log( POILogger.WARN, "TypedPropertyValue padding at offset " |
| + offset + " MUST be 0, but it's value is " + padding ); |
| } |
| |
| offset += readValue( data, offset ); |
| |
| return offset - startOffset; |
| } |
| |
| int readValue( byte[] data, int offset ) // NOSONAR |
| { |
| switch ( _type ) |
| { |
| case Variant.VT_EMPTY: |
| case Variant.VT_NULL: |
| _value = null; |
| return 0; |
| |
| case Variant.VT_R4: |
| case Variant.VT_I2: |
| _value = Short.valueOf( LittleEndian.getShort( data, offset ) ); |
| return 4; |
| |
| case Variant.VT_INT: |
| case Variant.VT_I4: |
| _value = Integer.valueOf( LittleEndian.getInt( data, offset ) ); |
| return 4; |
| |
| case Variant.VT_R8: |
| _value = Double.valueOf( LittleEndian.getDouble( data, offset ) ); |
| return 8; |
| |
| case Variant.VT_CY: |
| _value = new Currency( data, offset ); |
| return Currency.SIZE; |
| |
| case Variant.VT_DATE: |
| _value = new Date( data, offset ); |
| return Date.SIZE; |
| |
| case Variant.VT_BSTR: |
| _value = new CodePageString( data, offset ); |
| return ( (CodePageString) _value ).getSize(); |
| |
| case Variant.VT_BOOL: |
| _value = new VariantBool( data, offset ); |
| return VariantBool.SIZE; |
| |
| case Variant.VT_DECIMAL: |
| _value = new Decimal( data, offset ); |
| return Decimal.SIZE; |
| |
| case Variant.VT_I1: |
| _value = Byte.valueOf( data[offset] ); |
| return 1; |
| |
| case Variant.VT_UI1: |
| _value = Short.valueOf( LittleEndian.getUByte( data, offset ) ); |
| return 2; |
| |
| case Variant.VT_UI2: |
| _value = Integer.valueOf( LittleEndian.getUShort( data, offset ) ); |
| return 4; |
| |
| case Variant.VT_UINT: |
| case Variant.VT_UI4: |
| case Variant.VT_ERROR: |
| _value = Long.valueOf( LittleEndian.getUInt( data, offset ) ); |
| return 4; |
| |
| case Variant.VT_I8: |
| _value = Long.valueOf( LittleEndian.getLong( data, offset ) ); |
| return 8; |
| |
| case Variant.VT_UI8: |
| _value = LittleEndian.getByteArray( data, offset, 8 ); |
| return 8; |
| |
| case Variant.VT_LPSTR: |
| _value = new CodePageString( data, offset ); |
| return ( (CodePageString) _value ).getSize(); |
| |
| case Variant.VT_LPWSTR: |
| _value = new UnicodeString( data, offset ); |
| return ( (UnicodeString) _value ).getSize(); |
| |
| case Variant.VT_FILETIME: |
| _value = new Filetime( data, offset ); |
| return Filetime.SIZE; |
| |
| case Variant.VT_BLOB: |
| _value = new Blob( data, offset ); |
| return ( (Blob) _value ).getSize(); |
| |
| case Variant.VT_STREAM: |
| case Variant.VT_STORAGE: |
| case Variant.VT_STREAMED_OBJECT: |
| case Variant.VT_STORED_OBJECT: |
| _value = new IndirectPropertyName( data, offset ); |
| return ( (IndirectPropertyName) _value ).getSize(); |
| |
| case Variant.VT_BLOB_OBJECT: |
| _value = new Blob( data, offset ); |
| return ( (Blob) _value ).getSize(); |
| |
| case Variant.VT_CF: |
| _value = new ClipboardData( data, offset ); |
| return ( (ClipboardData) _value ).getSize(); |
| |
| case Variant.VT_CLSID: |
| _value = new GUID( data, offset ); |
| return GUID.SIZE; |
| |
| case Variant.VT_VERSIONED_STREAM: |
| _value = new VersionedStream( data, offset ); |
| return ( (VersionedStream) _value ).getSize(); |
| |
| case Variant.VT_VECTOR | Variant.VT_I2: |
| case Variant.VT_VECTOR | Variant.VT_I4: |
| case Variant.VT_VECTOR | Variant.VT_R4: |
| case Variant.VT_VECTOR | Variant.VT_R8: |
| case Variant.VT_VECTOR | Variant.VT_CY: |
| case Variant.VT_VECTOR | Variant.VT_DATE: |
| case Variant.VT_VECTOR | Variant.VT_BSTR: |
| case Variant.VT_VECTOR | Variant.VT_ERROR: |
| case Variant.VT_VECTOR | Variant.VT_BOOL: |
| case Variant.VT_VECTOR | Variant.VT_VARIANT: |
| case Variant.VT_VECTOR | Variant.VT_I1: |
| case Variant.VT_VECTOR | Variant.VT_UI1: |
| case Variant.VT_VECTOR | Variant.VT_UI2: |
| case Variant.VT_VECTOR | Variant.VT_UI4: |
| case Variant.VT_VECTOR | Variant.VT_I8: |
| case Variant.VT_VECTOR | Variant.VT_UI8: |
| case Variant.VT_VECTOR | Variant.VT_LPSTR: |
| case Variant.VT_VECTOR | Variant.VT_LPWSTR: |
| case Variant.VT_VECTOR | Variant.VT_FILETIME: |
| case Variant.VT_VECTOR | Variant.VT_CF: |
| case Variant.VT_VECTOR | Variant.VT_CLSID: |
| _value = new Vector( (short) ( _type & 0x0FFF ) ); |
| return ( (Vector) _value ).read( data, offset ); |
| |
| case Variant.VT_ARRAY | Variant.VT_I2: |
| case Variant.VT_ARRAY | Variant.VT_I4: |
| case Variant.VT_ARRAY | Variant.VT_R4: |
| case Variant.VT_ARRAY | Variant.VT_R8: |
| case Variant.VT_ARRAY | Variant.VT_CY: |
| case Variant.VT_ARRAY | Variant.VT_DATE: |
| case Variant.VT_ARRAY | Variant.VT_BSTR: |
| case Variant.VT_ARRAY | Variant.VT_ERROR: |
| case Variant.VT_ARRAY | Variant.VT_BOOL: |
| case Variant.VT_ARRAY | Variant.VT_VARIANT: |
| case Variant.VT_ARRAY | Variant.VT_DECIMAL: |
| case Variant.VT_ARRAY | Variant.VT_I1: |
| case Variant.VT_ARRAY | Variant.VT_UI1: |
| case Variant.VT_ARRAY | Variant.VT_UI2: |
| case Variant.VT_ARRAY | Variant.VT_UI4: |
| case Variant.VT_ARRAY | Variant.VT_INT: |
| case Variant.VT_ARRAY | Variant.VT_UINT: |
| _value = new Array(); |
| return ( (Array) _value ).read( data, offset ); |
| |
| default: |
| throw new UnsupportedOperationException( |
| "Unknown (possibly, incorrect) TypedPropertyValue type: " |
| + _type ); |
| } |
| } |
| |
| int readValuePadded( byte[] data, int offset ) |
| { |
| int nonPadded = readValue( data, offset ); |
| return ( nonPadded & 0x03 ) == 0 ? nonPadded : nonPadded |
| + ( 4 - ( nonPadded & 0x03 ) ); |
| } |
| } |