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28 lines
696 B
Python
28 lines
696 B
Python
class EventHandler:
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_instances = set()
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def __init__(self, server_connector):
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type(self)._instances.add(self)
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self.server_connector = server_connector
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def start(self):
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self.server_connector.register_callback(self._event_callback)
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def _event_callback(self, message):
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self.handle_event(message, self.server_connector)
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def handle_event(self, message, server_connector):
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raise NotImplementedError()
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@classmethod
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def stop_all_instances(cls):
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for instance in cls._instances:
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instance.stop()
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def stop(self):
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self.server_connector.close()
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self.cleanup()
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def cleanup(self):
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pass
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