json_stream.py

# GNU Lesser General Public License v3.0 only
# Copyright (C) 2020 Artefact
# licence-information@artefact.com
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 3 of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public License
# along with this program; if not, write to the Free Software Foundation,
# Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
import json

from ack.streams.stream import Stream


class JSONStream(Stream):
    extension = "njson"
    mime_type = "application/json"

    @classmethod
    def decode_record(cls, record):
        return json.loads(record, encoding="utf-8")

    @classmethod
    def encode_record(cls, record) -> str:
        return json.dumps(record, default=str)