python/pyspark/sql/connect/profiler.py

#
# Licensed to the Apache Software Foundation (ASF) under one or more
# contributor license agreements.  See the NOTICE file distributed with
# this work for additional information regarding copyright ownership.
# The ASF licenses this file to You under the Apache License, Version 2.0
# (the "License"); you may not use this file except in compliance with
# the License.  You may obtain a copy of the License at
#
#    http://www.apache.org/licenses/LICENSE-2.0
#
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# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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#
from typing import TYPE_CHECKING

from pyspark.sql.profiler import ProfilerCollector, ProfileResultsParam

if TYPE_CHECKING:
    from pyspark.sql._typing import ProfileResults


class ConnectProfilerCollector(ProfilerCollector):
    """
    ProfilerCollector for Spark Connect.
    """

    def __init__(self) -> None:
        super().__init__()
        self._value = ProfileResultsParam.zero(None)

    @property
    def _profile_results(self) -> "ProfileResults":
        with self._lock:
            return self._value if self._value is not None else {}

    def _update(self, update: "ProfileResults") -> None:
        with self._lock:
            self._value = ProfileResultsParam.addInPlace(self._profile_results, update)