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# Copyright (C) 2018 Codethink Limited
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2 of the License, or (at your option) any later version.
#
# This library is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this library. If not, see <http://www.gnu.org/licenses/>.
#
# Author:
# Tristan Daniël Maat <tristan.maat@codethink.co.uk>
#
from .job import Job, JobStatus, ChildJob
class CacheSizeJob(Job):
def __init__(self, *args, complete_cb, **kwargs):
super().__init__(*args, **kwargs)
self._complete_cb = complete_cb
context = self._scheduler.context
self._casquota = context.get_casquota()
def parent_complete(self, status, result):
if status == JobStatus.OK:
self._casquota.set_cache_size(result)
if self._complete_cb:
self._complete_cb(status, result)
def create_child_job(self, *args, **kwargs):
return ChildCacheSizeJob(*args, casquota=self._scheduler.context._casquota, **kwargs)
class ChildCacheSizeJob(ChildJob):
def __init__(self, *args, casquota, **kwargs):
super().__init__(*args, **kwargs)
self._casquota = casquota
def child_process(self):
return self._casquota.compute_cache_size()
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