public function getIsComplete ()
		{
			if ($this->_isComplete)
				return true;

			for ($i = 1; $i <= $this->_params[ 'totalChunks' ]; $i++)
			{
				if (!$this->chunkIsUploaded($i))
				{
					$this->_isComplete = false;

					return false;
				}
			}

			$this->_isComplete = true;

			return true;
		}