48 lines
		
	
	
		
			1.5 KiB
		
	
	
	
		
			Python
		
	
	
			
		
		
	
	
			48 lines
		
	
	
		
			1.5 KiB
		
	
	
	
		
			Python
		
	
	
| # -*- coding: utf-8 -*-
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| # Copyright 2014, 2015 OpenMarket Ltd
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| #
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| # Licensed under the Apache License, Version 2.0 (the "License");
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| # you may not use this file except in compliance with the License.
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| # You may obtain a copy of the License at
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| #
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| #     http://www.apache.org/licenses/LICENSE-2.0
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| #
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| # Unless required by applicable law or agreed to in writing, software
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| # distributed under the License is distributed on an "AS IS" BASIS,
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| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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| # See the License for the specific language governing permissions and
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| # limitations under the License.
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| 
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| from synapse.util.logcontext import LoggingContext
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| 
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| from twisted.internet import reactor
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| 
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| import time
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| 
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| 
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| class Clock(object):
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|     """A small utility that obtains current time-of-day so that time may be
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|     mocked during unit-tests.
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| 
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|     TODO(paul): Also move the sleep() functionallity into it
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|     """
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| 
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|     def time(self):
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|         """Returns the current system time in seconds since epoch."""
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|         return time.time()
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| 
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|     def time_msec(self):
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|         """Returns the current system time in miliseconds since epoch."""
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|         return self.time() * 1000
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| 
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|     def call_later(self, delay, callback):
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|         current_context = LoggingContext.current_context()
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| 
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|         def wrapped_callback():
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|             LoggingContext.thread_local.current_context = current_context
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|             callback()
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|         return reactor.callLater(delay, wrapped_callback)
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| 
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|     def cancel_call_later(self, timer):
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|         timer.cancel()
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