def _match_or_cache(self, header, pdu_bytes):
for template, func, handler_filter in self._handlers:
if self._matches(header, template.header_parameters, handler_filter):
msg_to_be_sent = self._to_msg(template, header, pdu_bytes)
logger.debug("Calling handler %s for message %s" % (func, msg_to_be_sent))
self._get_call_handler(func)(self._protocol.library, msg_to_be_sent)
return
self._cache.append((header, pdu_bytes))
def _try_matching_cached_to_templates(self):
if not self._cache:
return
for template, func, handler_filter in self._handlers:
msg = self._get_from_cache(template, template.header_parameters, handler_filter, False)
if msg:
logger.debug("Calling handler %s for cached message %s" % (func, msg))
self._get_call_handler(func)(self._protocol.library, msg)
def match_handlers(self):
try:
while True:
with LOCK:
self._try_matching_cached_to_templates()
header, pdu_bytes = self._protocol.read(self._stream, timeout=0.01)
self._match_or_cache(header, pdu_bytes)
except Exception:
logger.debug("failure in matching cache %s" % traceback.format_exc())
def _match_or_cache(self, header, pdu_bytes):
for template, func, handler_filter in self._handlers:
if self._matches(header, template.header_parameters,
handler_filter):
msg_to_be_sent = self._to_msg(template, header, pdu_bytes)
logger.debug("Calling handler %s for message %s" %
(func, msg_to_be_sent))
self._call_handler_function(func, msg_to_be_sent)
return
self._cache.append((header, pdu_bytes))
def _try_matching_cached_to_templates(self):
if not self._cache:
return
for template, func, handler_filter in self._handlers:
msg = self._get_from_cache(template, template.header_parameters,
handler_filter, False)
if msg:
logger.debug("Calling handler %s for cached message %s" %
(func, msg))
self._call_handler_function(func, msg)
def match_handlers(self):
try:
while True:
with self._lock:
self._try_matching_cached_to_templates()
header, pdu_bytes = self._protocol.read(self._stream,
timeout=0.01)
self._match_or_cache(header, pdu_bytes)
except Exception:
logger.debug("failure in matching cache %s" %
traceback.format_exc())
