@Override
	public void setBufferAllocatorFactory(BufferAllocatorFactory factory)
			throws Exception {
		if (this.allocatorFactory != null) {
			throw new Exception("BufferAllocatorFactory �����ٴγ�ʼ��");
		}
		this.allocatorFactory = factory;
		for (Processor p : this.processors) {
			p.setBufferAllocator(this.allocatorFactory.getBufferAllocator());
		}
	}