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Allow usage of own json serializer #825

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Allow usage of own json serializer #825

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10 changes: 8 additions & 2 deletions sqlalchemy_utils/types/json.py
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Original file line number Diff line number Diff line change
Expand Up @@ -56,6 +56,12 @@ class Product(Base):
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)

def _dump_json(self, value):
return json.dumps(value)

def _load_json(self, value):
return json.loads(value)

def load_dialect_impl(self, dialect):
if dialect.name == 'postgresql':
# Use the native JSON type.
Expand All @@ -70,12 +76,12 @@ def process_bind_param(self, value, dialect):
if dialect.name == 'postgresql' and has_postgres_json:
return value
if value is not None:
value = json.dumps(value)
value = self._dump_json(value)
return value

def process_result_value(self, value, dialect):
if dialect.name == 'postgresql':
return value
if value is not None:
value = json.loads(value)
value = self._load_json(value)
return value