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# distbuild/proxy_event_source.py -- proxy for temporary event sources
#
# Copyright (C) 2012, 2014-2015 Codethink Limited
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; version 2 of the License.
#
# This program 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 General Public License for more details.
#
# You should have received a copy of the GNU General Public License along
# with this program. If not, see <http://www.gnu.org/licenses/>.
import errno
import logging
import socket
import distbuild
class ProxyEventSource(object):
'''Proxy event sources that may come and go.'''
def __init__(self):
self.event_source = None
def get_select_params(self):
if self.event_source:
return self.event_source.get_select_params()
else:
return [], [], [], None
def get_events(self, r, w, x):
if self.event_source:
return self.event_source.get_events(r, w, x)
else:
return []
def is_finished(self):
return False
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