|
/* ====================================================================
|
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.
|
==================================================================== */
|
|
|
using HH.WMS.Utils.NPOI.Util;
|
namespace HH.WMS.Utils.NPOI.POIFS.Common
|
{
|
|
/**
|
* <p>A class describing attributes of the Big Block Size</p>
|
*/
|
public class POIFSBigBlockSize
|
{
|
private int bigBlockSize;
|
private short headerValue;
|
|
internal POIFSBigBlockSize(int bigBlockSize, short headerValue)
|
{
|
this.bigBlockSize = bigBlockSize;
|
this.headerValue = headerValue;
|
}
|
|
public int GetBigBlockSize()
|
{
|
return bigBlockSize;
|
}
|
|
/**
|
* Returns the value that Gets written into the
|
* header.
|
* Is the power of two that corresponds to the
|
* size of the block, eg 512 => 9
|
*/
|
public short GetHeaderValue()
|
{
|
return headerValue;
|
}
|
|
public int GetPropertiesPerBlock()
|
{
|
return bigBlockSize / POIFSConstants.PROPERTY_SIZE;
|
}
|
|
public int GetBATEntriesPerBlock()
|
{
|
return bigBlockSize / LittleEndianConsts.INT_SIZE;
|
}
|
public int GetXBATEntriesPerBlock()
|
{
|
return GetBATEntriesPerBlock() - 1;
|
}
|
public int GetNextXBATChainOffset()
|
{
|
return GetXBATEntriesPerBlock() * LittleEndianConsts.INT_SIZE;
|
}
|
}
|
|
}
|
