text: # -*- coding: utf-8 -*-
  
  # Copyright 2020 Google LLC
  #
  # Licensed 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 Awaitable, Callable, Dict, Optional, Sequence, Tuple
  
  from google.api_core import grpc_helpers_async  # type: ignore
  from google.api_core import operations_v1  # type: ignore
  from google.auth import credentials  # type: ignore
  from google.auth.transport.grpc import SslCredentials  # type: ignore
  
  import grpc  # type: ignore
  from grpc.experimental import aio  # type: ignore
  
  from google.cloud.dataproc_v1.types import jobs
  from google.longrunning import operations_pb2 as operations  # type: ignore
  from google.protobuf import empty_pb2 as empty  # type: ignore
  
  from .base import JobControllerTransport
  from .grpc import JobControllerGrpcTransport
  
  
  class JobControllerGrpcAsyncIOTransport(JobControllerTransport):
      """gRPC AsyncIO backend transport for JobController.
  
      The JobController provides methods to manage jobs.
  
      This class defines the same methods as the primary client, so the
      primary client can load the underlying transport implementation
      and call it.
  
      It sends protocol buffers over the wire using gRPC (which is built on
      top of HTTP/2); the ``grpcio`` package must be installed.
      """
  
      _grpc_channel: aio.Channel
      _stubs: Dict[str, Callable] = {}
  
      @classmethod
      def create_channel(
          cls,
          host: str = "dataproc.googleapis.com",
          credentials: credentials.Credentials = None,
          credentials_file: Optional[str] = None,
          scopes: Optional[Sequence[str]] = None,
          quota_project_id: Optional[str] = None,
          **kwargs,
      ) -> aio.Channel:
          """Create and return a gRPC AsyncIO channel object.
          Args:
              address (Optional[str]): The host for the channel to use.
              credentials (Optional[~.Credentials]): The
                  authorization credentials to attach to requests. These
                  credentials identify this application to the service. If
                  none are specified, the client will attempt to ascertain
                  the credentials from the environment.
              credentials_file (Optional[str]): A file with credentials that can
                  be loaded with :func:`google.auth.load_credentials_from_file`.
                  This argument is ignored if ``channel`` is provided.
              scopes (Optional[Sequence[str]]): A optional list of scopes needed for this
                  service. These are only used when credentials are not specified and
                  are passed to :func:`google.auth.default`.
              quota_project_id (Optional[str]): An optional project to use for billing
                  and quota.
              kwargs (Optional[dict]): Keyword arguments, which are passed to the
                  channel creation.
          Returns:
              aio.Channel: A gRPC AsyncIO channel object.
          """
          scopes = scopes or cls.AUTH_SCOPES
          return grpc_helpers_async.create_channel(
              host,
              credentials=credentials,
              credentials_file=credentials_file,
              scopes=scopes,
              quota_project_id=quota_project_id,
              **kwargs,
          )
  
      def __init__(
          self,
          *,
          host: str = "dataproc.googleapis.com",
          credentials: credentials.Credentials = None,
          credentials_file: Optional[str] = None,
          scopes: Optional[Sequence[str]] = None,
          channel: aio.Channel = None,
          api_mtls_endpoint: str = None,
          client_cert_source: Callable[[], Tuple[bytes, bytes]] = None,
          quota_project_id=None,
      ) -> None:
          """Instantiate the transport.
  
          Args:
              host (Optional[str]): The hostname to connect to.
              credentials (Optional[google.auth.credentials.Credentials]): The
                  authorization credentials to attach to requests. These
                  credentials identify the application to the service; if none
                  are specified, the client will attempt to ascertain the
                  credentials from the environment.
                  This argument is ignored if ``channel`` is provided.
              credentials_file (Optional[str]): A file with credentials that can
                  be loaded with :func:`google.auth.load_credentials_from_file`.
                  This argument is ignored if ``channel`` is provided.
              scopes (Optional[Sequence[str]]): A optional list of scopes needed for this
                  service. These are only used when credentials are not specified and
                  are passed to :func:`google.auth.default`.
              channel (Optional[aio.Channel]): A ``Channel`` instance through
                  which to make calls.
              api_mtls_endpoint (Optional[str]): The mutual TLS endpoint. If
                  provided, it overrides the ``host`` argument and tries to create
                  a mutual TLS channel with client SSL credentials from
                  ``client_cert_source`` or applicatin default SSL credentials.
              client_cert_source (Optional[Callable[[], Tuple[bytes, bytes]]]): A
                  callback to provide client SSL certificate bytes and private key
                  bytes, both in PEM format. It is ignored if ``api_mtls_endpoint``
                  is None.
              quota_project_id (Optional[str]): An optional project to use for billing
                  and quota.
  
          Raises:
              google.auth.exceptions.MutualTlsChannelError: If mutual TLS transport
                creation failed for any reason.
            google.api_core.exceptions.DuplicateCredentialArgs: If both ``credentials``
                and ``credentials_file`` are passed.
          """
          if channel:
              # Sanity check: Ensure that channel and credentials are not both
              # provided.
              credentials = False
  
              # If a channel was explicitly provided, set it.
              self._grpc_channel = channel
          elif api_mtls_endpoint:
              host = (
                  api_mtls_endpoint
                  if ":" in api_mtls_endpoint
                  else api_mtls_endpoint + ":443"
              )
  
              # Create SSL credentials with client_cert_source or application
              # default SSL credentials.
              if client_cert_source:
                  cert, key = client_cert_source()
                  ssl_credentials = grpc.ssl_channel_credentials(
                      certificate_chain=cert, private_key=key
                  )
              else:
                  ssl_credentials = SslCredentials().ssl_credentials
  
              # create a new channel. The provided one is ignored.
              self._grpc_channel = type(self).create_channel(
                  host,
                  credentials=credentials,
                  credentials_file=credentials_file,
                  ssl_credentials=ssl_credentials,
                  scopes=scopes or self.AUTH_SCOPES,
                  quota_project_id=quota_project_id,
              )
  
          # Run the base constructor.
          super().__init__(
              host=host,
              credentials=credentials,
              credentials_file=credentials_file,
              scopes=scopes or self.AUTH_SCOPES,
              quota_project_id=quota_project_id,
          )
  
          self._stubs = {}
  
      @property
      def grpc_channel(self) -> aio.Channel:
          """Create the channel designed to connect to this service.
  
          This property caches on the instance; repeated calls return
          the same channel.
          """
          # Sanity check: Only create a new channel if we do not already
          # have one.
          if not hasattr(self, "_grpc_channel"):
              self._grpc_channel = self.create_channel(
                  self._host, credentials=self._credentials,
              )
  
          # Return the channel from cache.
          return self._grpc_channel
  
      @property
      def operations_client(self) -> operations_v1.OperationsAsyncClient:
          """Create the client designed to process long-running operations.
  
          This property caches on the instance; repeated calls return the same
          client.
          """
          # Sanity check: Only create a new client if we do not already have one.
          if "operations_client" not in self.__dict__:
              self.__dict__["operations_client"] = operations_v1.OperationsAsyncClient(
                  self.grpc_channel
              )
  
          # Return the client from cache.
          return self.__dict__["operations_client"]
  
      @property
      def submit_job(self) -> Callable[[jobs.SubmitJobRequest], Awaitable[jobs.Job]]:
          r"""Return a callable for the submit job method over gRPC.
  
          Submits a job to a cluster.
  
          Returns:
              Callable[[~.SubmitJobRequest],
                      Awaitable[~.Job]]:
                  A function that, when called, will call the underlying RPC
                  on the server.
          """
          # Generate a "stub function" on-the-fly which will actually make
          # the request.
          # gRPC handles serialization and deserialization, so we just need
          # to pass in the functions for each.
          if "submit_job" not in self._stubs:
              self._stubs["submit_job"] = self.grpc_channel.unary_unary(
                  "/google.cloud.dataproc.v1.JobController/SubmitJob",
                  request_serializer=jobs.SubmitJobRequest.serialize,
                  response_deserializer=jobs.Job.deserialize,
              )
          return self._stubs["submit_job"]
  
      @property
      def submit_job_as_operation(
          self,
      ) -> Callable[[jobs.SubmitJobRequest], Awaitable[operations.Operation]]:
          r"""Return a callable for the submit job as operation method over gRPC.
  
          Submits job to a cluster.
  
          Returns:
              Callable[[~.SubmitJobRequest],
                      Awaitable[~.Operation]]:
                  A function that, when called, will call the underlying RPC
                  on the server.
          """
          # Generate a "stub function" on-the-fly which will actually make
          # the request.
          # gRPC handles serialization and deserialization, so we just need
          # to pass in the functions for each.
          if "submit_job_as_operation" not in self._stubs:
              self._stubs["submit_job_as_operation"] = self.grpc_channel.unary_unary(
                  "/google.cloud.dataproc.v1.JobController/SubmitJobAsOperation",
                  request_serializer=jobs.SubmitJobRequest.serialize,
                  response_deserializer=operations.Operation.FromString,
              )
          return self._stubs["submit_job_as_operation"]
  
      @property
      def get_job(self) -> Callable[[jobs.GetJobRequest], Awaitable[jobs.Job]]:
          r"""Return a callable for the get job method over gRPC.
  
          Gets the resource representation for a job in a
          project.
  
          Returns:
              Callable[[~.GetJobRequest],
                      Awaitable[~.Job]]:
                  A function that, when called, will call the underlying RPC
                  on the server.
          """
          # Generate a "stub function" on-the-fly which will actually make
          # the request.
          # gRPC handles serialization and deserialization, so we just need
          # to pass in the functions for each.
          if "get_job" not in self._stubs:
              self._stubs["get_job"] = self.grpc_channel.unary_unary(
                  "/google.cloud.dataproc.v1.JobController/GetJob",
                  request_serializer=jobs.GetJobRequest.serialize,
                  response_deserializer=jobs.Job.deserialize,
              )
          return self._stubs["get_job"]
  
      @property
      def list_jobs(
          self,
      ) -> Callable[[jobs.ListJobsRequest], Awaitable[jobs.ListJobsResponse]]:
          r"""Return a callable for the list jobs method over gRPC.
  
          Lists regions/{region}/jobs in a project.
  
          Returns:
              Callable[[~.ListJobsRequest],
                      Awaitable[~.ListJobsResponse]]:
                  A function that, when called, will call the underlying RPC
                  on the server.
          """
          # Generate a "stub function" on-the-fly which will actually make
          # the request.
          # gRPC handles serialization and deserialization, so we just need
          # to pass in the functions for each.
          if "list_jobs" not in self._stubs:
              self._stubs["list_jobs"] = self.grpc_channel.unary_unary(
                  "/google.cloud.dataproc.v1.JobController/ListJobs",
                  request_serializer=jobs.ListJobsRequest.serialize,
                  response_deserializer=jobs.ListJobsResponse.deserialize,
              )
          return self._stubs["list_jobs"]
  
      @property
      def update_job(self) -> Callable[[jobs.UpdateJobRequest], Awaitable[jobs.Job]]:
          r"""Return a callable for the update job method over gRPC.
  
          Updates a job in a project.
  
          Returns:
              Callable[[~.UpdateJobRequest],
                      Awaitable[~.Job]]:
                  A function that, when called, will call the underlying RPC
                  on the server.
          """
          # Generate a "stub function" on-the-fly which will actually make
          # the request.
          # gRPC handles serialization and deserialization, so we just need
          # to pass in the functions for each.
          if "update_job" not in self._stubs:
              self._stubs["update_job"] = self.grpc_channel.unary_unary(
                  "/google.cloud.dataproc.v1.JobController/UpdateJob",
                  request_serializer=jobs.UpdateJobRequest.serialize,
                  response_deserializer=jobs.Job.deserialize,
              )
          return self._stubs["update_job"]
  
      @property
      def cancel_job(self) -> Callable[[jobs.CancelJobRequest], Awaitable[jobs.Job]]:
          r"""Return a callable for the cancel job method over gRPC.
  
          Starts a job cancellation request. To access the job resource
          after cancellation, call
          `regions/{region}/jobs.list <https://cloud.google.com/dataproc/docs/reference/rest/v1/projects.regions.jobs/list>`__
          or
          `regions/{region}/jobs.get <https://cloud.google.com/dataproc/docs/reference/rest/v1/projects.regions.jobs/get>`__.
  
          Returns:
              Callable[[~.CancelJobRequest],
                      Awaitable[~.Job]]:
                  A function that, when called, will call the underlying RPC
                  on the server.
          """
          # Generate a "stub function" on-the-fly which will actually make
          # the request.
          # gRPC handles serialization and deserialization, so we just need
          # to pass in the functions for each.
          if "cancel_job" not in self._stubs:
              self._stubs["cancel_job"] = self.grpc_channel.unary_unary(
                  "/google.cloud.dataproc.v1.JobController/CancelJob",
                  request_serializer=jobs.CancelJobRequest.serialize,
                  response_deserializer=jobs.Job.deserialize,
              )
          return self._stubs["cancel_job"]
  
      @property
      def delete_job(self) -> Callable[[jobs.DeleteJobRequest], Awaitable[empty.Empty]]:
          r"""Return a callable for the delete job method over gRPC.
  
          Deletes the job from the project. If the job is active, the
          delete fails, and the response returns ``FAILED_PRECONDITION``.
  
          Returns:
              Callable[[~.DeleteJobRequest],
                      Awaitable[~.Empty]]:
                  A function that, when called, will call the underlying RPC
                  on the server.
          """
          # Generate a "stub function" on-the-fly which will actually make
          # the request.
          # gRPC handles serialization and deserialization, so we just need
          # to pass in the functions for each.
          if "delete_job" not in self._stubs:
              self._stubs["delete_job"] = self.grpc_channel.unary_unary(
                  "/google.cloud.dataproc.v1.JobController/DeleteJob",
                  request_serializer=jobs.DeleteJobRequest.serialize,
                  response_deserializer=empty.Empty.FromString,
              )
          return self._stubs["delete_job"]
  
  
  __all__ = ("JobControllerGrpcAsyncIOTransport",)
  