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Use static JSONEncoders

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using json.dumps with custom options requires us to create a new JSONEncoder on
each call. It's more efficient to create one upfront and reuse it.
This commit is contained in:
Richard van der Hoff 2018-03-29 22:57:28 +01:00
parent 88cc9cc69e
commit 05630758f2
4 changed files with 34 additions and 20 deletions
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4
synapse/handlers/message.py
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@ -27,7 +27,7 @@ from synapse.types import (
from synapse.util.async import run_on_reactor, ReadWriteLock, Limiter
from synapse.util.logcontext import preserve_fn, run_in_background
from synapse.util.metrics import measure_func
from synapse.util.frozenutils import unfreeze
from synapse.util.frozenutils import frozendict_json_encoder
from synapse.util.stringutils import random_string
from synapse.visibility import filter_events_for_client
from synapse.replication.http.send_event import send_event_to_master
@ -678,7 +678,7 @@ class EventCreationHandler(object):
# Ensure that we can round trip before trying to persist in db
try:
dump = simplejson.dumps(unfreeze(event.content))
dump = frozendict_json_encoder.encode(event.content)
simplejson.loads(dump)
except Exception:
logger.exception("Failed to encode content: %r", event.content)