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- """
- kombu.transport.memory
- ======================
-
- In-memory transport.
-
- """
- from __future__ import absolute_import
-
- from kombu.five import Queue, values
-
- from . import virtual
-
-
- class Channel(virtual.Channel):
- queues = {}
- do_restore = False
- supports_fanout = True
-
- def _has_queue(self, queue, **kwargs):
- return queue in self.queues
-
- def _new_queue(self, queue, **kwargs):
- if queue not in self.queues:
- self.queues[queue] = Queue()
-
- def _get(self, queue, timeout=None):
- return self._queue_for(queue).get(block=False)
-
- def _queue_for(self, queue):
- if queue not in self.queues:
- self.queues[queue] = Queue()
- return self.queues[queue]
-
- def _queue_bind(self, *args):
- pass
-
- def _put_fanout(self, exchange, message, routing_key=None, **kwargs):
- for queue in self._lookup(exchange, routing_key):
- self._queue_for(queue).put(message)
-
- def _put(self, queue, message, **kwargs):
- self._queue_for(queue).put(message)
-
- def _size(self, queue):
- return self._queue_for(queue).qsize()
-
- def _delete(self, queue, *args):
- self.queues.pop(queue, None)
-
- def _purge(self, queue):
- q = self._queue_for(queue)
- size = q.qsize()
- q.queue.clear()
- return size
-
- def close(self):
- super(Channel, self).close()
- for queue in values(self.queues):
- queue.empty()
- self.queues = {}
-
- def after_reply_message_received(self, queue):
- pass
-
-
- class Transport(virtual.Transport):
- Channel = Channel
-
- #: memory backend state is global.
- state = virtual.BrokerState()
-
- driver_type = 'memory'
- driver_name = 'memory'
-
- def driver_version(self):
- return 'N/A'
|
