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# -*- test-case-name: twisted.internet.test.test_main -*-
# Copyright (c) Twisted Matrix Laboratories.
# See LICENSE for details.
"""
Backwards compatibility, and utility functions.
In general, this module should not be used, other than by reactor authors
who need to use the 'installReactor' method.
"""
from __future__ import division, absolute_import
from twisted.internet import error
CONNECTION_DONE = error.ConnectionDone('Connection done')
CONNECTION_LOST = error.ConnectionLost('Connection lost')
def installReactor(reactor):
"""
Install reactor C{reactor}.
@param reactor: An object that provides one or more IReactor* interfaces.
"""
# this stuff should be common to all reactors.
import twisted.internet
import sys
if 'twisted.internet.reactor' in sys.modules:
raise error.ReactorAlreadyInstalledError("reactor already installed")
twisted.internet.reactor = reactor
sys.modules['twisted.internet.reactor'] = reactor
__all__ = ["CONNECTION_LOST", "CONNECTION_DONE", "installReactor"]
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