1a94275402997c11dd2e778633dacf4b7e630a35dBen Murdoch# Copyright (C) 2010 Google Inc. All rights reserved. 2231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block# 3231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block# Redistribution and use in source and binary forms, with or without 4231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block# modification, are permitted provided that the following conditions are 5231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block# met: 6a94275402997c11dd2e778633dacf4b7e630a35dBen Murdoch# 7231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block# * Redistributions of source code must retain the above copyright 8231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block# notice, this list of conditions and the following disclaimer. 9231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block# * Redistributions in binary form must reproduce the above 10231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block# copyright notice, this list of conditions and the following disclaimer 11231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block# in the documentation and/or other materials provided with the 12231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block# distribution. 13231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block# * Neither the name of Google Inc. nor the names of its 14231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block# contributors may be used to endorse or promote products derived from 15231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block# this software without specific prior written permission. 16a94275402997c11dd2e778633dacf4b7e630a35dBen Murdoch# 17231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 18231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 19231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 20231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 21231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 22231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 23231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 24231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 25231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 26231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 27231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 28231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block 29d0825bca7fe65beaee391d30da42e937db621564Steve Block 30a94275402997c11dd2e778633dacf4b7e630a35dBen Murdochclass QueuePropertyMixin(object): 31a94275402997c11dd2e778633dacf4b7e630a35dBen Murdoch def _queue_getter(self): 32a94275402997c11dd2e778633dacf4b7e630a35dBen Murdoch # Import at runtime to avoid circular imports 33a94275402997c11dd2e778633dacf4b7e630a35dBen Murdoch from model.queues import Queue 34a94275402997c11dd2e778633dacf4b7e630a35dBen Murdoch return Queue.queue_with_name(self.queue_name) 35d0825bca7fe65beaee391d30da42e937db621564Steve Block 36a94275402997c11dd2e778633dacf4b7e630a35dBen Murdoch def _queue_setter(self, queue): 37a94275402997c11dd2e778633dacf4b7e630a35dBen Murdoch self.queue_name = queue.name() if queue else None 38d0825bca7fe65beaee391d30da42e937db621564Steve Block 39a94275402997c11dd2e778633dacf4b7e630a35dBen Murdoch queue = property(_queue_getter, _queue_setter) 40