<gh_stars>1-10
################################################################################
#  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
#
#  Unless required by applicable law or agreed to in writing, software
#  distributed under the License is distributed on an "AS IS" BASIS,
#  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
#  See the License for the specific language governing permissions and
# limitations under the License.
################################################################################
from typing import TypeVar, Generic

from pyflink.java_gateway import get_gateway

T = TypeVar('T')

__all__ = ['ConfigOptions', 'ConfigOption']


class ConfigOptions(object):
    """
    {@code ConfigOptions} are used to build a :class:`~pyflink.common.ConfigOption`. The option is
    typically built in one of the following patterns:

    Example:
    ::

        # simple string-valued option with a default value
        >>> ConfigOptions.key("tmp.dir").string_type().default_value("/tmp")
        # simple integer-valued option with a default value
        >>> ConfigOptions.key("application.parallelism").int_type().default_value(100)
        # option with no default value
        >>> ConfigOptions.key("user.name").string_type().no_default_value()
    """

    def __init__(self, j_config_options):
        self._j_config_options = j_config_options

    @staticmethod
    def key(key: str):
        """
        Starts building a new ConfigOption.

        :param key: The key for the config option.
        :return: The builder for the config option with the given key.
        """
        gateway = get_gateway()
        j_option_builder = gateway.jvm.org.apache.flink.configuration.ConfigOptions.key(key)
        return ConfigOptions.OptionBuilder(j_option_builder)

    class OptionBuilder(object):
        def __init__(self, j_option_builder):
            self._j_option_builder = j_option_builder

        def boolean_type(self) -> 'ConfigOptions.TypedConfigOptionBuilder[bool]':
            """
            Defines that the value of the option should be of bool type.
            """
            return ConfigOptions.TypedConfigOptionBuilder(self._j_option_builder.booleanType())

        def int_type(self) -> 'ConfigOptions.TypedConfigOptionBuilder[int]':
            """
            Defines that the value of the option should be of int type
            (from -2,147,483,648 to 2,147,483,647).
            """
            return ConfigOptions.TypedConfigOptionBuilder(self._j_option_builder.intType())

        def long_type(self) -> 'ConfigOptions.TypedConfigOptionBuilder[int]':
            """
            Defines that the value of the option should be of int type
            (from -9,223,372,036,854,775,808 to 9,223,372,036,854,775,807).
            """
            return ConfigOptions.TypedConfigOptionBuilder(self._j_option_builder.longType())

        def float_type(self) -> 'ConfigOptions.TypedConfigOptionBuilder[float]':
            """
            Defines that the value of the option should be of float type
            (4-byte single precision floating point number).
            """
            return ConfigOptions.TypedConfigOptionBuilder(self._j_option_builder.floatType())

        def double_type(self) -> 'ConfigOptions.TypedConfigOptionBuilder[float]':
            """
            Defines that the value of the option should be of float Double} type
            (8-byte double precision floating point number).
            """
            return ConfigOptions.TypedConfigOptionBuilder(self._j_option_builder.doubleType())

        def string_type(self) -> 'ConfigOptions.TypedConfigOptionBuilder[str]':
            """
            Defines that the value of the option should be of str type.
            """
            return ConfigOptions.TypedConfigOptionBuilder(self._j_option_builder.stringType())

    class TypedConfigOptionBuilder(Generic[T]):
        def __init__(self, j_typed_config_option_builder):
            self._j_typed_config_option_builder = j_typed_config_option_builder

        def default_value(self, value: T) -> 'ConfigOption[T]':
            return ConfigOption(self._j_typed_config_option_builder.defaultValue(value))

        def no_default_value(self) -> 'ConfigOption[str]':
            return ConfigOption(self._j_typed_config_option_builder.noDefaultValue())


class ConfigOption(Generic[T]):
    """
    A {@code ConfigOption} describes a configuration parameter. It encapsulates the configuration
    key, deprecated older versions of the key, and an optional default value for the configuration
    parameter.

    {@code ConfigOptions} are built via the ConfigOptions class. Once created, a config
    option is immutable.
    """

    def __init__(self, j_config_option):
        self._j_config_option = j_config_option

################################################################################
#  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
#
#  Unless required by applicable law or agreed to in writing, software
#  distributed under the License is distributed on an "AS IS" BASIS,
#  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
#  See the License for the specific language governing permissions and
# limitations under the License.
################################################################################
from typing import TypeVar, Generic

from pyflink.java_gateway import get_gateway

T = TypeVar('T')

__all__ = ['ConfigOptions', 'ConfigOption']


class ConfigOptions(object):
    """
    {@code ConfigOptions} are used to build a :class:`~pyflink.common.ConfigOption`. The option is
    typically built in one of the following patterns:

    Example:
    ::

        # simple string-valued option with a default value
        >>> ConfigOptions.key("tmp.dir").string_type().default_value("/tmp")
        # simple integer-valued option with a default value
        >>> ConfigOptions.key("application.parallelism").int_type().default_value(100)
        # option with no default value
        >>> ConfigOptions.key("user.name").string_type().no_default_value()
    """

    def __init__(self, j_config_options):
        self._j_config_options = j_config_options

    @staticmethod
    def key(key: str):
        """
        Starts building a new ConfigOption.

        :param key: The key for the config option.
        :return: The builder for the config option with the given key.
        """
        gateway = get_gateway()
        j_option_builder = gateway.jvm.org.apache.flink.configuration.ConfigOptions.key(key)
        return ConfigOptions.OptionBuilder(j_option_builder)

    class OptionBuilder(object):
        def __init__(self, j_option_builder):
            self._j_option_builder = j_option_builder

        def boolean_type(self) -> 'ConfigOptions.TypedConfigOptionBuilder[bool]':
            """
            Defines that the value of the option should be of bool type.
            """
            return ConfigOptions.TypedConfigOptionBuilder(self._j_option_builder.booleanType())

        def int_type(self) -> 'ConfigOptions.TypedConfigOptionBuilder[int]':
            """
            Defines that the value of the option should be of int type
            (from -2,147,483,648 to 2,147,483,647).
            """
            return ConfigOptions.TypedConfigOptionBuilder(self._j_option_builder.intType())

        def long_type(self) -> 'ConfigOptions.TypedConfigOptionBuilder[int]':
            """
            Defines that the value of the option should be of int type
            (from -9,223,372,036,854,775,808 to 9,223,372,036,854,775,807).
            """
            return ConfigOptions.TypedConfigOptionBuilder(self._j_option_builder.longType())

        def float_type(self) -> 'ConfigOptions.TypedConfigOptionBuilder[float]':
            """
            Defines that the value of the option should be of float type
            (4-byte single precision floating point number).
            """
            return ConfigOptions.TypedConfigOptionBuilder(self._j_option_builder.floatType())

        def double_type(self) -> 'ConfigOptions.TypedConfigOptionBuilder[float]':
            """
            Defines that the value of the option should be of float Double} type
            (8-byte double precision floating point number).
            """
            return ConfigOptions.TypedConfigOptionBuilder(self._j_option_builder.doubleType())

        def string_type(self) -> 'ConfigOptions.TypedConfigOptionBuilder[str]':
            """
            Defines that the value of the option should be of str type.
            """
            return ConfigOptions.TypedConfigOptionBuilder(self._j_option_builder.stringType())

    class TypedConfigOptionBuilder(Generic[T]):
        def __init__(self, j_typed_config_option_builder):
            self._j_typed_config_option_builder = j_typed_config_option_builder

        def default_value(self, value: T) -> 'ConfigOption[T]':
            return ConfigOption(self._j_typed_config_option_builder.defaultValue(value))

        def no_default_value(self) -> 'ConfigOption[str]':
            return ConfigOption(self._j_typed_config_option_builder.noDefaultValue())


class ConfigOption(Generic[T]):
    """
    A {@code ConfigOption} describes a configuration parameter. It encapsulates the configuration
    key, deprecated older versions of the key, and an optional default value for the configuration
    parameter.

    {@code ConfigOptions} are built via the ConfigOptions class. Once created, a config
    option is immutable.
    """

    def __init__(self, j_config_option):
        self._j_config_option = j_config_option
################################################################################ #  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 # #  Unless required by applicable law or agreed to in writing, software #  distributed under the License is distributed on an "AS IS" BASIS, #  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. #  See the License for the specific language governing permissions and # limitations under the License. ################################################################################ {@code ConfigOptions} are used to build a :class:`~pyflink.common.ConfigOption`. The option is     typically built in one of the following patterns:      Example:     ::          # simple string-valued option with a default value         >>> ConfigOptions.key("tmp.dir").string_type().default_value("/tmp")         # simple integer-valued option with a default value         >>> ConfigOptions.key("application.parallelism").int_type().default_value(100)         # option with no default value         >>> ConfigOptions.key("user.name").string_type().no_default_value() Starts building a new ConfigOption.          :param key: The key for the config option.         :return: The builder for the config option with the given key. Defines that the value of the option should be of bool type. Defines that the value of the option should be of int type             (from -2,147,483,648 to 2,147,483,647). Defines that the value of the option should be of int type             (from -9,223,372,036,854,775,808 to 9,223,372,036,854,775,807). Defines that the value of the option should be of float type             (4-byte single precision floating point number). Defines that the value of the option should be of float Double} type             (8-byte double precision floating point number). Defines that the value of the option should be of str type. A {@code ConfigOption} describes a configuration parameter. It encapsulates the configuration     key, deprecated older versions of the key, and an optional default value for the configuration     parameter.      {@code ConfigOptions} are built via the ConfigOptions class. Once created, a config     option is immutable.