/// <summary>
/// fetch the small document block list from an existing file
/// </summary>
/// <param name="blockList">the raw data from which the small block table will be extracted</param>
/// <param name="root">the root property (which contains the start block and small block table size)</param>
/// <param name="sbatStart">the start block of the SBAT</param>
/// <returns>the small document block list</returns>
public static BlockList GetSmallDocumentBlocks(POIFSBigBlockSize bigBlockSize,
RawDataBlockList blockList, RootProperty root,
int sbatStart)
{
BlockList list =
new SmallDocumentBlockList(
SmallDocumentBlock.Extract(bigBlockSize, blockList.FetchBlocks(root.StartBlock, -1)));
new BlockAllocationTableReader(bigBlockSize, blockList.FetchBlocks(sbatStart, -1), list);
return list;
}
/// <summary>
/// fetch the small document block list from an existing file
/// </summary>
/// <param name="bigBlockSize">the poifs bigBlockSize</param>
/// <param name="blockList">the raw data from which the small block table will be extracted</param>
/// <param name="root">the root property (which contains the start block and small block table size)</param>
/// <param name="sbatStart">the start block of the SBAT</param>
/// <returns>the small document block list</returns>
public static BlockList GetSmallDocumentBlocks(POIFSBigBlockSize bigBlockSize,
RawDataBlockList blockList, RootProperty root,
int sbatStart)
{
BlockList list =
new SmallDocumentBlockList(
SmallDocumentBlock.Extract(bigBlockSize, blockList.FetchBlocks(root.StartBlock, -1)));
new BlockAllocationTableReader(bigBlockSize, blockList.FetchBlocks(sbatStart, -1), list);
return(list);
}
/**
* reading constructor (used when we've read in a file and we want
* to extract the property table from it). Populates the
* properties thoroughly
*
* @param startBlock the first block of the property table
* @param blockList the list of blocks
*
* @exception IOException if anything goes wrong (which should be
* a result of the input being NFG)
*/
public PropertyTable(HeaderBlock headerBlock,
RawDataBlockList blockList)
: base(headerBlock,
PropertyFactory.ConvertToProperties( blockList.FetchBlocks(headerBlock.PropertyStart, -1) ) )
{
_bigBigBlockSize = headerBlock.BigBlockSize;
_blocks = null;
}
private static BlockAllocationTableReader prepareReader(
POIFSBigBlockSize bigBlockSize,
RawDataBlockList blockList, BlockList list,
RootProperty root, int sbatStart)
{
// Process the SBAT and blocks
return(new BlockAllocationTableReader(bigBlockSize,
blockList.FetchBlocks(sbatStart, -1),
list));
}
/**
* reading constructor (used when we've read in a file and we want
* to extract the property table from it). Populates the
* properties thoroughly
*
* @param startBlock the first block of the property table
* @param blockList the list of blocks
*
* @exception IOException if anything goes wrong (which should be
* a result of the input being NFG)
*/
public PropertyTable(int startBlock,
RawDataBlockList blockList)
{
_start_block = POIFSConstants.END_OF_CHAIN;
_blocks = null;
_properties =
PropertyFactory
.ConvertToProperties(blockList.FetchBlocks(startBlock,-1));
PopulatePropertyTree(( DirectoryProperty ) _properties[0]);
}
private static BlockList prepareSmallDocumentBlocks(
POIFSBigBlockSize bigBlockSize,
RawDataBlockList blockList, RootProperty root,
int sbatStart)
{
// Fetch the blocks which hold the Small Blocks stream
ListManagedBlock[]
smallBlockBlocks =
blockList.FetchBlocks(root.StartBlock, -1);
// Turn that into a list
BlockList list = new SmallDocumentBlockList(
SmallDocumentBlock.Extract(bigBlockSize, smallBlockBlocks));
return(list);
}
