//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
//ORIGINAL LINE: public SingleFilePageSwapper(java.io.File file, org.neo4j.io.fs.FileSystemAbstraction fs, int filePageSize, org.neo4j.io.pagecache.PageEvictionCallback onEviction, boolean noChannelStriping) throws java.io.IOException
public SingleFilePageSwapper(File file, FileSystemAbstraction fs, int filePageSize, PageEvictionCallback onEviction, bool noChannelStriping)
{
this._fs = fs;
this._file = file;
if (noChannelStriping)
{
this._channelStripeCount = 1;
this._channelStripeMask = StripeMask(_channelStripeCount);
}
else
{
this._channelStripeCount = _globalChannelStripeCount;
this._channelStripeMask = _globalChannelStripeMask;
}
this._channels = new StoreChannel[_channelStripeCount];
for (int i = 0; i < _channelStripeCount; i++)
{
_channels[i] = fs.Open(file, OpenMode.READ_WRITE);
}
this._filePageSize = filePageSize;
this._onEviction = onEviction;
IncreaseFileSizeTo(_channels[TOKEN_CHANNEL_STRIPE].size());
try
{
AcquireLock();
}
catch (IOException e)
{
CloseAndCollectExceptions(0, e);
}
_hasPositionLock = _channels[0].GetType() == typeof(StoreFileChannel) && StoreFileChannelUnwrapper.unwrap(_channels[0]).GetType() == typeof(FileChannelImpl);
}
private FileChannel UnwrappedChannel(long startFilePageId)
{
StoreChannel storeChannel = Channel(startFilePageId);
return(StoreFileChannelUnwrapper.unwrap(storeChannel));
}