/**
* Reads the additional property sets from the read in compound file
*
* @param readCompoundFile the file read in
* @exception CopyAdditionalPropertySetsException
* @exception IOException
*/
private void readAdditionalPropertySets(CSharpJExcel.Jxl.Read.Biff.CompoundFile readCompoundFile)
{
if (readCompoundFile == null)
{
return;
}
additionalPropertySets = new ArrayList();
standardPropertySets = new Dictionary<string, ReadPropertyStorage>();
int blocksRequired = 0;
int numPropertySets = readCompoundFile.getNumberOfPropertySets();
for (int i = 0; i < numPropertySets; i++)
{
PropertyStorage ps = readCompoundFile.getPropertySet(i);
bool standard = false;
if (System.String.Compare(ps.name,ROOT_ENTRY_NAME) == 0)
{
standard = true;
ReadPropertyStorage rps = new ReadPropertyStorage(ps, null, i);
standardPropertySets.Add(ROOT_ENTRY_NAME, rps);
}
// See if it is a standard property set
for (int j = 0; j < STANDARD_PROPERTY_SETS.Length && !standard; j++)
{
if (System.String.Compare(ps.name,STANDARD_PROPERTY_SETS[j]) == 0)
{
// See if it comes directly off the root entry
PropertyStorage ps2 = readCompoundFile.findPropertyStorage(ps.name);
Assert.verify(ps2 != null);
if (ps2 == ps)
{
standard = true;
ReadPropertyStorage rps = new ReadPropertyStorage(ps, null, i);
standardPropertySets.Add(STANDARD_PROPERTY_SETS[j], rps);
}
}
}
if (!standard)
{
try
{
byte[] data = null;
if (ps.size > 0)
{
data = readCompoundFile.getStream(i);
}
else
{
data = new byte[0];
}
ReadPropertyStorage rps = new ReadPropertyStorage(ps, data, i);
additionalPropertySets.Add(rps);
if (data.Length > SMALL_BLOCK_THRESHOLD)
{
int blocks = getBigBlocksRequired(data.Length);
blocksRequired += blocks;
}
else
{
int blocks = getSmallBlocksRequired(data.Length);
numSmallBlocks += blocks;
}
}
catch (CSharpJExcel.Jxl.Read.Biff.BiffException e)
{
//logger.error(e);
throw new CopyAdditionalPropertySetsException();
}
}
}
additionalPropertyBlocks = blocksRequired;
}