def checkPiece(self, piece):
		metainfo = self.metainfo
		if metainfo.is_batch:
			files = [os.path.join(self.pathName, f) for f in metainfo.files_fs]
		else:
			files = [self.pathName]
		filePool = FilePool(self.config['max_files_open'])
		filePool.add_files(files, None)
		storage = Storage(self.config, filePool, zip(files, metainfo.sizes))
		doneFlag = threading.Event()
		config = Preferences(self.config)
		config['check_hashes'] = True
		storageWrapper = StorageWrapper(storage, config, metainfo.hashes, metainfo.piece_length, None, self.statusFunc, doneFlag, None, metainfo.infohash, None, None)
		result = storageWrapper.do_I_have(piece)
		storage.close()
		filePool.close_all()
		return result