# 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.

require 'google/apis/core/base_service'
require 'google/apis/core/json_representation'
require 'google/apis/core/hashable'
require 'google/apis/errors'

module Google
  module Apis
    module PubsubliteV1
      # Pub/Sub Lite API
      #
      # 
      #
      # @example
      #    require 'google/apis/pubsublite_v1'
      #
      #    Pubsublite = Google::Apis::PubsubliteV1 # Alias the module
      #    service = Pubsublite::PubsubLiteService.new
      #
      # @see https://cloud.google.com/pubsub/lite/docs
      class PubsubLiteService < Google::Apis::Core::BaseService
        # @return [String]
        #  API key. Your API key identifies your project and provides you with API access,
        #  quota, and reports. Required unless you provide an OAuth 2.0 token.
        attr_accessor :key

        # @return [String]
        #  Available to use for quota purposes for server-side applications. Can be any
        #  arbitrary string assigned to a user, but should not exceed 40 characters.
        attr_accessor :quota_user

        def initialize
          super('https://pubsublite.googleapis.com/', '',
                client_name: 'google-apis-pubsublite_v1',
                client_version: Google::Apis::PubsubliteV1::GEM_VERSION)
          @batch_path = 'batch'
        end
        
        # Starts asynchronous cancellation on a long-running operation. The server makes
        # a best effort to cancel the operation, but success is not guaranteed. If the
        # server doesn't support this method, it returns `google.rpc.Code.UNIMPLEMENTED`.
        # Clients can use Operations.GetOperation or other methods to check whether the
        # cancellation succeeded or whether the operation completed despite cancellation.
        # On successful cancellation, the operation is not deleted; instead, it becomes
        # an operation with an Operation.error value with a google.rpc.Status.code of 1,
        # corresponding to `Code.CANCELLED`.
        # @param [String] name
        #   The name of the operation resource to be cancelled.
        # @param [Google::Apis::PubsubliteV1::CancelOperationRequest] cancel_operation_request_object
        # @param [String] fields
        #   Selector specifying which fields to include in a partial response.
        # @param [String] quota_user
        #   Available to use for quota purposes for server-side applications. Can be any
        #   arbitrary string assigned to a user, but should not exceed 40 characters.
        # @param [Google::Apis::RequestOptions] options
        #   Request-specific options
        #
        # @yield [result, err] Result & error if block supplied
        # @yieldparam result [Google::Apis::PubsubliteV1::Empty] parsed result object
        # @yieldparam err [StandardError] error object if request failed
        #
        # @return [Google::Apis::PubsubliteV1::Empty]
        #
        # @raise [Google::Apis::ServerError] An error occurred on the server and the request can be retried
        # @raise [Google::Apis::ClientError] The request is invalid and should not be retried without modification
        # @raise [Google::Apis::AuthorizationError] Authorization is required
        def cancel_operation(name, cancel_operation_request_object = nil, fields: nil, quota_user: nil, options: nil, &block)
          command = make_simple_command(:post, 'v1/admin/{+name}:cancel', options)
          command.request_representation = Google::Apis::PubsubliteV1::CancelOperationRequest::Representation
          command.request_object = cancel_operation_request_object
          command.response_representation = Google::Apis::PubsubliteV1::Empty::Representation
          command.response_class = Google::Apis::PubsubliteV1::Empty
          command.params['name'] = name unless name.nil?
          command.query['fields'] = fields unless fields.nil?
          command.query['quotaUser'] = quota_user unless quota_user.nil?
          execute_or_queue_command(command, &block)
        end
        
        # Deletes a long-running operation. This method indicates that the client is no
        # longer interested in the operation result. It does not cancel the operation.
        # If the server doesn't support this method, it returns `google.rpc.Code.
        # UNIMPLEMENTED`.
        # @param [String] name
        #   The name of the operation resource to be deleted.
        # @param [String] fields
        #   Selector specifying which fields to include in a partial response.
        # @param [String] quota_user
        #   Available to use for quota purposes for server-side applications. Can be any
        #   arbitrary string assigned to a user, but should not exceed 40 characters.
        # @param [Google::Apis::RequestOptions] options
        #   Request-specific options
        #
        # @yield [result, err] Result & error if block supplied
        # @yieldparam result [Google::Apis::PubsubliteV1::Empty] parsed result object
        # @yieldparam err [StandardError] error object if request failed
        #
        # @return [Google::Apis::PubsubliteV1::Empty]
        #
        # @raise [Google::Apis::ServerError] An error occurred on the server and the request can be retried
        # @raise [Google::Apis::ClientError] The request is invalid and should not be retried without modification
        # @raise [Google::Apis::AuthorizationError] Authorization is required
        def delete_admin_project_location_operation(name, fields: nil, quota_user: nil, options: nil, &block)
          command = make_simple_command(:delete, 'v1/admin/{+name}', options)
          command.response_representation = Google::Apis::PubsubliteV1::Empty::Representation
          command.response_class = Google::Apis::PubsubliteV1::Empty
          command.params['name'] = name unless name.nil?
          command.query['fields'] = fields unless fields.nil?
          command.query['quotaUser'] = quota_user unless quota_user.nil?
          execute_or_queue_command(command, &block)
        end
        
        # Gets the latest state of a long-running operation. Clients can use this method
        # to poll the operation result at intervals as recommended by the API service.
        # @param [String] name
        #   The name of the operation resource.
        # @param [String] fields
        #   Selector specifying which fields to include in a partial response.
        # @param [String] quota_user
        #   Available to use for quota purposes for server-side applications. Can be any
        #   arbitrary string assigned to a user, but should not exceed 40 characters.
        # @param [Google::Apis::RequestOptions] options
        #   Request-specific options
        #
        # @yield [result, err] Result & error if block supplied
        # @yieldparam result [Google::Apis::PubsubliteV1::Operation] parsed result object
        # @yieldparam err [StandardError] error object if request failed
        #
        # @return [Google::Apis::PubsubliteV1::Operation]
        #
        # @raise [Google::Apis::ServerError] An error occurred on the server and the request can be retried
        # @raise [Google::Apis::ClientError] The request is invalid and should not be retried without modification
        # @raise [Google::Apis::AuthorizationError] Authorization is required
        def get_admin_project_location_operation(name, fields: nil, quota_user: nil, options: nil, &block)
          command = make_simple_command(:get, 'v1/admin/{+name}', options)
          command.response_representation = Google::Apis::PubsubliteV1::Operation::Representation
          command.response_class = Google::Apis::PubsubliteV1::Operation
          command.params['name'] = name unless name.nil?
          command.query['fields'] = fields unless fields.nil?
          command.query['quotaUser'] = quota_user unless quota_user.nil?
          execute_or_queue_command(command, &block)
        end
        
        # Lists operations that match the specified filter in the request. If the server
        # doesn't support this method, it returns `UNIMPLEMENTED`. NOTE: the `name`
        # binding allows API services to override the binding to use different resource
        # name schemes, such as `users/*/operations`. To override the binding, API
        # services can add a binding such as `"/v1/`name=users/*`/operations"` to their
        # service configuration. For backwards compatibility, the default name includes
        # the operations collection id, however overriding users must ensure the name
        # binding is the parent resource, without the operations collection id.
        # @param [String] name
        #   The name of the operation's parent resource.
        # @param [String] filter
        #   The standard list filter.
        # @param [Fixnum] page_size
        #   The standard list page size.
        # @param [String] page_token
        #   The standard list page token.
        # @param [String] fields
        #   Selector specifying which fields to include in a partial response.
        # @param [String] quota_user
        #   Available to use for quota purposes for server-side applications. Can be any
        #   arbitrary string assigned to a user, but should not exceed 40 characters.
        # @param [Google::Apis::RequestOptions] options
        #   Request-specific options
        #
        # @yield [result, err] Result & error if block supplied
        # @yieldparam result [Google::Apis::PubsubliteV1::ListOperationsResponse] parsed result object
        # @yieldparam err [StandardError] error object if request failed
        #
        # @return [Google::Apis::PubsubliteV1::ListOperationsResponse]
        #
        # @raise [Google::Apis::ServerError] An error occurred on the server and the request can be retried
        # @raise [Google::Apis::ClientError] The request is invalid and should not be retried without modification
        # @raise [Google::Apis::AuthorizationError] Authorization is required
        def list_admin_project_location_operations(name, filter: nil, page_size: nil, page_token: nil, fields: nil, quota_user: nil, options: nil, &block)
          command = make_simple_command(:get, 'v1/admin/{+name}/operations', options)
          command.response_representation = Google::Apis::PubsubliteV1::ListOperationsResponse::Representation
          command.response_class = Google::Apis::PubsubliteV1::ListOperationsResponse
          command.params['name'] = name unless name.nil?
          command.query['filter'] = filter unless filter.nil?
          command.query['pageSize'] = page_size unless page_size.nil?
          command.query['pageToken'] = page_token unless page_token.nil?
          command.query['fields'] = fields unless fields.nil?
          command.query['quotaUser'] = quota_user unless quota_user.nil?
          execute_or_queue_command(command, &block)
        end
        
        # Creates a new reservation.
        # @param [String] parent
        #   Required. The parent location in which to create the reservation. Structured
        #   like `projects/`project_number`/locations/`location``.
        # @param [Google::Apis::PubsubliteV1::Reservation] reservation_object
        # @param [String] reservation_id
        #   Required. The ID to use for the reservation, which will become the final
        #   component of the reservation's name. This value is structured like: `my-
        #   reservation-name`.
        # @param [String] fields
        #   Selector specifying which fields to include in a partial response.
        # @param [String] quota_user
        #   Available to use for quota purposes for server-side applications. Can be any
        #   arbitrary string assigned to a user, but should not exceed 40 characters.
        # @param [Google::Apis::RequestOptions] options
        #   Request-specific options
        #
        # @yield [result, err] Result & error if block supplied
        # @yieldparam result [Google::Apis::PubsubliteV1::Reservation] parsed result object
        # @yieldparam err [StandardError] error object if request failed
        #
        # @return [Google::Apis::PubsubliteV1::Reservation]
        #
        # @raise [Google::Apis::ServerError] An error occurred on the server and the request can be retried
        # @raise [Google::Apis::ClientError] The request is invalid and should not be retried without modification
        # @raise [Google::Apis::AuthorizationError] Authorization is required
        def create_admin_project_location_reservation(parent, reservation_object = nil, reservation_id: nil, fields: nil, quota_user: nil, options: nil, &block)
          command = make_simple_command(:post, 'v1/admin/{+parent}/reservations', options)
          command.request_representation = Google::Apis::PubsubliteV1::Reservation::Representation
          command.request_object = reservation_object
          command.response_representation = Google::Apis::PubsubliteV1::Reservation::Representation
          command.response_class = Google::Apis::PubsubliteV1::Reservation
          command.params['parent'] = parent unless parent.nil?
          command.query['reservationId'] = reservation_id unless reservation_id.nil?
          command.query['fields'] = fields unless fields.nil?
          command.query['quotaUser'] = quota_user unless quota_user.nil?
          execute_or_queue_command(command, &block)
        end
        
        # Deletes the specified reservation.
        # @param [String] name
        #   Required. The name of the reservation to delete. Structured like: projects/`
        #   project_number`/locations/`location`/reservations/`reservation_id`
        # @param [String] fields
        #   Selector specifying which fields to include in a partial response.
        # @param [String] quota_user
        #   Available to use for quota purposes for server-side applications. Can be any
        #   arbitrary string assigned to a user, but should not exceed 40 characters.
        # @param [Google::Apis::RequestOptions] options
        #   Request-specific options
        #
        # @yield [result, err] Result & error if block supplied
        # @yieldparam result [Google::Apis::PubsubliteV1::Empty] parsed result object
        # @yieldparam err [StandardError] error object if request failed
        #
        # @return [Google::Apis::PubsubliteV1::Empty]
        #
        # @raise [Google::Apis::ServerError] An error occurred on the server and the request can be retried
        # @raise [Google::Apis::ClientError] The request is invalid and should not be retried without modification
        # @raise [Google::Apis::AuthorizationError] Authorization is required
        def delete_admin_project_location_reservation(name, fields: nil, quota_user: nil, options: nil, &block)
          command = make_simple_command(:delete, 'v1/admin/{+name}', options)
          command.response_representation = Google::Apis::PubsubliteV1::Empty::Representation
          command.response_class = Google::Apis::PubsubliteV1::Empty
          command.params['name'] = name unless name.nil?
          command.query['fields'] = fields unless fields.nil?
          command.query['quotaUser'] = quota_user unless quota_user.nil?
          execute_or_queue_command(command, &block)
        end
        
        # Returns the reservation configuration.
        # @param [String] name
        #   Required. The name of the reservation whose configuration to return.
        #   Structured like: projects/`project_number`/locations/`location`/reservations/`
        #   reservation_id`
        # @param [String] fields
        #   Selector specifying which fields to include in a partial response.
        # @param [String] quota_user
        #   Available to use for quota purposes for server-side applications. Can be any
        #   arbitrary string assigned to a user, but should not exceed 40 characters.
        # @param [Google::Apis::RequestOptions] options
        #   Request-specific options
        #
        # @yield [result, err] Result & error if block supplied
        # @yieldparam result [Google::Apis::PubsubliteV1::Reservation] parsed result object
        # @yieldparam err [StandardError] error object if request failed
        #
        # @return [Google::Apis::PubsubliteV1::Reservation]
        #
        # @raise [Google::Apis::ServerError] An error occurred on the server and the request can be retried
        # @raise [Google::Apis::ClientError] The request is invalid and should not be retried without modification
        # @raise [Google::Apis::AuthorizationError] Authorization is required
        def get_admin_project_location_reservation(name, fields: nil, quota_user: nil, options: nil, &block)
          command = make_simple_command(:get, 'v1/admin/{+name}', options)
          command.response_representation = Google::Apis::PubsubliteV1::Reservation::Representation
          command.response_class = Google::Apis::PubsubliteV1::Reservation
          command.params['name'] = name unless name.nil?
          command.query['fields'] = fields unless fields.nil?
          command.query['quotaUser'] = quota_user unless quota_user.nil?
          execute_or_queue_command(command, &block)
        end
        
        # Returns the list of reservations for the given project.
        # @param [String] parent
        #   Required. The parent whose reservations are to be listed. Structured like `
        #   projects/`project_number`/locations/`location``.
        # @param [Fixnum] page_size
        #   The maximum number of reservations to return. The service may return fewer
        #   than this value. If unset or zero, all reservations for the parent will be
        #   returned.
        # @param [String] page_token
        #   A page token, received from a previous `ListReservations` call. Provide this
        #   to retrieve the subsequent page. When paginating, all other parameters
        #   provided to `ListReservations` must match the call that provided the page
        #   token.
        # @param [String] fields
        #   Selector specifying which fields to include in a partial response.
        # @param [String] quota_user
        #   Available to use for quota purposes for server-side applications. Can be any
        #   arbitrary string assigned to a user, but should not exceed 40 characters.
        # @param [Google::Apis::RequestOptions] options
        #   Request-specific options
        #
        # @yield [result, err] Result & error if block supplied
        # @yieldparam result [Google::Apis::PubsubliteV1::ListReservationsResponse] parsed result object
        # @yieldparam err [StandardError] error object if request failed
        #
        # @return [Google::Apis::PubsubliteV1::ListReservationsResponse]
        #
        # @raise [Google::Apis::ServerError] An error occurred on the server and the request can be retried
        # @raise [Google::Apis::ClientError] The request is invalid and should not be retried without modification
        # @raise [Google::Apis::AuthorizationError] Authorization is required
        def list_admin_project_location_reservations(parent, page_size: nil, page_token: nil, fields: nil, quota_user: nil, options: nil, &block)
          command = make_simple_command(:get, 'v1/admin/{+parent}/reservations', options)
          command.response_representation = Google::Apis::PubsubliteV1::ListReservationsResponse::Representation
          command.response_class = Google::Apis::PubsubliteV1::ListReservationsResponse
          command.params['parent'] = parent unless parent.nil?
          command.query['pageSize'] = page_size unless page_size.nil?
          command.query['pageToken'] = page_token unless page_token.nil?
          command.query['fields'] = fields unless fields.nil?
          command.query['quotaUser'] = quota_user unless quota_user.nil?
          execute_or_queue_command(command, &block)
        end
        
        # Updates properties of the specified reservation.
        # @param [String] name
        #   The name of the reservation. Structured like: projects/`project_number`/
        #   locations/`location`/reservations/`reservation_id`
        # @param [Google::Apis::PubsubliteV1::Reservation] reservation_object
        # @param [String] update_mask
        #   Required. A mask specifying the reservation fields to change.
        # @param [String] fields
        #   Selector specifying which fields to include in a partial response.
        # @param [String] quota_user
        #   Available to use for quota purposes for server-side applications. Can be any
        #   arbitrary string assigned to a user, but should not exceed 40 characters.
        # @param [Google::Apis::RequestOptions] options
        #   Request-specific options
        #
        # @yield [result, err] Result & error if block supplied
        # @yieldparam result [Google::Apis::PubsubliteV1::Reservation] parsed result object
        # @yieldparam err [StandardError] error object if request failed
        #
        # @return [Google::Apis::PubsubliteV1::Reservation]
        #
        # @raise [Google::Apis::ServerError] An error occurred on the server and the request can be retried
        # @raise [Google::Apis::ClientError] The request is invalid and should not be retried without modification
        # @raise [Google::Apis::AuthorizationError] Authorization is required
        def patch_admin_project_location_reservation(name, reservation_object = nil, update_mask: nil, fields: nil, quota_user: nil, options: nil, &block)
          command = make_simple_command(:patch, 'v1/admin/{+name}', options)
          command.request_representation = Google::Apis::PubsubliteV1::Reservation::Representation
          command.request_object = reservation_object
          command.response_representation = Google::Apis::PubsubliteV1::Reservation::Representation
          command.response_class = Google::Apis::PubsubliteV1::Reservation
          command.params['name'] = name unless name.nil?
          command.query['updateMask'] = update_mask unless update_mask.nil?
          command.query['fields'] = fields unless fields.nil?
          command.query['quotaUser'] = quota_user unless quota_user.nil?
          execute_or_queue_command(command, &block)
        end
        
        # Lists the topics attached to the specified reservation.
        # @param [String] name
        #   Required. The name of the reservation whose topics to list. Structured like:
        #   projects/`project_number`/locations/`location`/reservations/`reservation_id`
        # @param [Fixnum] page_size
        #   The maximum number of topics to return. The service may return fewer than this
        #   value. If unset or zero, all topics for the given reservation will be returned.
        # @param [String] page_token
        #   A page token, received from a previous `ListReservationTopics` call. Provide
        #   this to retrieve the subsequent page. When paginating, all other parameters
        #   provided to `ListReservationTopics` must match the call that provided the page
        #   token.
        # @param [String] fields
        #   Selector specifying which fields to include in a partial response.
        # @param [String] quota_user
        #   Available to use for quota purposes for server-side applications. Can be any
        #   arbitrary string assigned to a user, but should not exceed 40 characters.
        # @param [Google::Apis::RequestOptions] options
        #   Request-specific options
        #
        # @yield [result, err] Result & error if block supplied
        # @yieldparam result [Google::Apis::PubsubliteV1::ListReservationTopicsResponse] parsed result object
        # @yieldparam err [StandardError] error object if request failed
        #
        # @return [Google::Apis::PubsubliteV1::ListReservationTopicsResponse]
        #
        # @raise [Google::Apis::ServerError] An error occurred on the server and the request can be retried
        # @raise [Google::Apis::ClientError] The request is invalid and should not be retried without modification
        # @raise [Google::Apis::AuthorizationError] Authorization is required
        def list_admin_project_location_reservation_topics(name, page_size: nil, page_token: nil, fields: nil, quota_user: nil, options: nil, &block)
          command = make_simple_command(:get, 'v1/admin/{+name}/topics', options)
          command.response_representation = Google::Apis::PubsubliteV1::ListReservationTopicsResponse::Representation
          command.response_class = Google::Apis::PubsubliteV1::ListReservationTopicsResponse
          command.params['name'] = name unless name.nil?
          command.query['pageSize'] = page_size unless page_size.nil?
          command.query['pageToken'] = page_token unless page_token.nil?
          command.query['fields'] = fields unless fields.nil?
          command.query['quotaUser'] = quota_user unless quota_user.nil?
          execute_or_queue_command(command, &block)
        end
        
        # Creates a new subscription.
        # @param [String] parent
        #   Required. The parent location in which to create the subscription. Structured
        #   like `projects/`project_number`/locations/`location``.
        # @param [Google::Apis::PubsubliteV1::Subscription] subscription_object
        # @param [Boolean] skip_backlog
        #   If true, the newly created subscription will only receive messages published
        #   after the subscription was created. Otherwise, the entire message backlog will
        #   be received on the subscription. Defaults to false.
        # @param [String] subscription_id
        #   Required. The ID to use for the subscription, which will become the final
        #   component of the subscription's name. This value is structured like: `my-sub-
        #   name`.
        # @param [String] fields
        #   Selector specifying which fields to include in a partial response.
        # @param [String] quota_user
        #   Available to use for quota purposes for server-side applications. Can be any
        #   arbitrary string assigned to a user, but should not exceed 40 characters.
        # @param [Google::Apis::RequestOptions] options
        #   Request-specific options
        #
        # @yield [result, err] Result & error if block supplied
        # @yieldparam result [Google::Apis::PubsubliteV1::Subscription] parsed result object
        # @yieldparam err [StandardError] error object if request failed
        #
        # @return [Google::Apis::PubsubliteV1::Subscription]
        #
        # @raise [Google::Apis::ServerError] An error occurred on the server and the request can be retried
        # @raise [Google::Apis::ClientError] The request is invalid and should not be retried without modification
        # @raise [Google::Apis::AuthorizationError] Authorization is required
        def create_admin_project_location_subscription(parent, subscription_object = nil, skip_backlog: nil, subscription_id: nil, fields: nil, quota_user: nil, options: nil, &block)
          command = make_simple_command(:post, 'v1/admin/{+parent}/subscriptions', options)
          command.request_representation = Google::Apis::PubsubliteV1::Subscription::Representation
          command.request_object = subscription_object
          command.response_representation = Google::Apis::PubsubliteV1::Subscription::Representation
          command.response_class = Google::Apis::PubsubliteV1::Subscription
          command.params['parent'] = parent unless parent.nil?
          command.query['skipBacklog'] = skip_backlog unless skip_backlog.nil?
          command.query['subscriptionId'] = subscription_id unless subscription_id.nil?
          command.query['fields'] = fields unless fields.nil?
          command.query['quotaUser'] = quota_user unless quota_user.nil?
          execute_or_queue_command(command, &block)
        end
        
        # Deletes the specified subscription.
        # @param [String] name
        #   Required. The name of the subscription to delete.
        # @param [String] fields
        #   Selector specifying which fields to include in a partial response.
        # @param [String] quota_user
        #   Available to use for quota purposes for server-side applications. Can be any
        #   arbitrary string assigned to a user, but should not exceed 40 characters.
        # @param [Google::Apis::RequestOptions] options
        #   Request-specific options
        #
        # @yield [result, err] Result & error if block supplied
        # @yieldparam result [Google::Apis::PubsubliteV1::Empty] parsed result object
        # @yieldparam err [StandardError] error object if request failed
        #
        # @return [Google::Apis::PubsubliteV1::Empty]
        #
        # @raise [Google::Apis::ServerError] An error occurred on the server and the request can be retried
        # @raise [Google::Apis::ClientError] The request is invalid and should not be retried without modification
        # @raise [Google::Apis::AuthorizationError] Authorization is required
        def delete_admin_project_location_subscription(name, fields: nil, quota_user: nil, options: nil, &block)
          command = make_simple_command(:delete, 'v1/admin/{+name}', options)
          command.response_representation = Google::Apis::PubsubliteV1::Empty::Representation
          command.response_class = Google::Apis::PubsubliteV1::Empty
          command.params['name'] = name unless name.nil?
          command.query['fields'] = fields unless fields.nil?
          command.query['quotaUser'] = quota_user unless quota_user.nil?
          execute_or_queue_command(command, &block)
        end
        
        # Returns the subscription configuration.
        # @param [String] name
        #   Required. The name of the subscription whose configuration to return.
        # @param [String] fields
        #   Selector specifying which fields to include in a partial response.
        # @param [String] quota_user
        #   Available to use for quota purposes for server-side applications. Can be any
        #   arbitrary string assigned to a user, but should not exceed 40 characters.
        # @param [Google::Apis::RequestOptions] options
        #   Request-specific options
        #
        # @yield [result, err] Result & error if block supplied
        # @yieldparam result [Google::Apis::PubsubliteV1::Subscription] parsed result object
        # @yieldparam err [StandardError] error object if request failed
        #
        # @return [Google::Apis::PubsubliteV1::Subscription]
        #
        # @raise [Google::Apis::ServerError] An error occurred on the server and the request can be retried
        # @raise [Google::Apis::ClientError] The request is invalid and should not be retried without modification
        # @raise [Google::Apis::AuthorizationError] Authorization is required
        def get_admin_project_location_subscription(name, fields: nil, quota_user: nil, options: nil, &block)
          command = make_simple_command(:get, 'v1/admin/{+name}', options)
          command.response_representation = Google::Apis::PubsubliteV1::Subscription::Representation
          command.response_class = Google::Apis::PubsubliteV1::Subscription
          command.params['name'] = name unless name.nil?
          command.query['fields'] = fields unless fields.nil?
          command.query['quotaUser'] = quota_user unless quota_user.nil?
          execute_or_queue_command(command, &block)
        end
        
        # Returns the list of subscriptions for the given project.
        # @param [String] parent
        #   Required. The parent whose subscriptions are to be listed. Structured like `
        #   projects/`project_number`/locations/`location``.
        # @param [Fixnum] page_size
        #   The maximum number of subscriptions to return. The service may return fewer
        #   than this value. If unset or zero, all subscriptions for the parent will be
        #   returned.
        # @param [String] page_token
        #   A page token, received from a previous `ListSubscriptions` call. Provide this
        #   to retrieve the subsequent page. When paginating, all other parameters
        #   provided to `ListSubscriptions` must match the call that provided the page
        #   token.
        # @param [String] fields
        #   Selector specifying which fields to include in a partial response.
        # @param [String] quota_user
        #   Available to use for quota purposes for server-side applications. Can be any
        #   arbitrary string assigned to a user, but should not exceed 40 characters.
        # @param [Google::Apis::RequestOptions] options
        #   Request-specific options
        #
        # @yield [result, err] Result & error if block supplied
        # @yieldparam result [Google::Apis::PubsubliteV1::ListSubscriptionsResponse] parsed result object
        # @yieldparam err [StandardError] error object if request failed
        #
        # @return [Google::Apis::PubsubliteV1::ListSubscriptionsResponse]
        #
        # @raise [Google::Apis::ServerError] An error occurred on the server and the request can be retried
        # @raise [Google::Apis::ClientError] The request is invalid and should not be retried without modification
        # @raise [Google::Apis::AuthorizationError] Authorization is required
        def list_admin_project_location_subscriptions(parent, page_size: nil, page_token: nil, fields: nil, quota_user: nil, options: nil, &block)
          command = make_simple_command(:get, 'v1/admin/{+parent}/subscriptions', options)
          command.response_representation = Google::Apis::PubsubliteV1::ListSubscriptionsResponse::Representation
          command.response_class = Google::Apis::PubsubliteV1::ListSubscriptionsResponse
          command.params['parent'] = parent unless parent.nil?
          command.query['pageSize'] = page_size unless page_size.nil?
          command.query['pageToken'] = page_token unless page_token.nil?
          command.query['fields'] = fields unless fields.nil?
          command.query['quotaUser'] = quota_user unless quota_user.nil?
          execute_or_queue_command(command, &block)
        end
        
        # Updates properties of the specified subscription.
        # @param [String] name
        #   The name of the subscription. Structured like: projects/`project_number`/
        #   locations/`location`/subscriptions/`subscription_id`
        # @param [Google::Apis::PubsubliteV1::Subscription] subscription_object
        # @param [String] update_mask
        #   Required. A mask specifying the subscription fields to change.
        # @param [String] fields
        #   Selector specifying which fields to include in a partial response.
        # @param [String] quota_user
        #   Available to use for quota purposes for server-side applications. Can be any
        #   arbitrary string assigned to a user, but should not exceed 40 characters.
        # @param [Google::Apis::RequestOptions] options
        #   Request-specific options
        #
        # @yield [result, err] Result & error if block supplied
        # @yieldparam result [Google::Apis::PubsubliteV1::Subscription] parsed result object
        # @yieldparam err [StandardError] error object if request failed
        #
        # @return [Google::Apis::PubsubliteV1::Subscription]
        #
        # @raise [Google::Apis::ServerError] An error occurred on the server and the request can be retried
        # @raise [Google::Apis::ClientError] The request is invalid and should not be retried without modification
        # @raise [Google::Apis::AuthorizationError] Authorization is required
        def patch_admin_project_location_subscription(name, subscription_object = nil, update_mask: nil, fields: nil, quota_user: nil, options: nil, &block)
          command = make_simple_command(:patch, 'v1/admin/{+name}', options)
          command.request_representation = Google::Apis::PubsubliteV1::Subscription::Representation
          command.request_object = subscription_object
          command.response_representation = Google::Apis::PubsubliteV1::Subscription::Representation
          command.response_class = Google::Apis::PubsubliteV1::Subscription
          command.params['name'] = name unless name.nil?
          command.query['updateMask'] = update_mask unless update_mask.nil?
          command.query['fields'] = fields unless fields.nil?
          command.query['quotaUser'] = quota_user unless quota_user.nil?
          execute_or_queue_command(command, &block)
        end
        
        # Performs an out-of-band seek for a subscription to a specified target, which
        # may be timestamps or named positions within the message backlog. Seek
        # translates these targets to cursors for each partition and orchestrates
        # subscribers to start consuming messages from these seek cursors. If an
        # operation is returned, the seek has been registered and subscribers will
        # eventually receive messages from the seek cursors (i.e. eventual consistency),
        # as long as they are using a minimum supported client library version and not a
        # system that tracks cursors independently of Pub/Sub Lite (e.g. Apache Beam,
        # Dataflow, Spark). The seek operation will fail for unsupported clients. If
        # clients would like to know when subscribers react to the seek (or not), they
        # can poll the operation. The seek operation will succeed and complete once
        # subscribers are ready to receive messages from the seek cursors for all
        # partitions of the topic. This means that the seek operation will not complete
        # until all subscribers come online. If the previous seek operation has not yet
        # completed, it will be aborted and the new invocation of seek will supersede it.
        # @param [String] name
        #   Required. The name of the subscription to seek.
        # @param [Google::Apis::PubsubliteV1::SeekSubscriptionRequest] seek_subscription_request_object
        # @param [String] fields
        #   Selector specifying which fields to include in a partial response.
        # @param [String] quota_user
        #   Available to use for quota purposes for server-side applications. Can be any
        #   arbitrary string assigned to a user, but should not exceed 40 characters.
        # @param [Google::Apis::RequestOptions] options
        #   Request-specific options
        #
        # @yield [result, err] Result & error if block supplied
        # @yieldparam result [Google::Apis::PubsubliteV1::Operation] parsed result object
        # @yieldparam err [StandardError] error object if request failed
        #
        # @return [Google::Apis::PubsubliteV1::Operation]
        #
        # @raise [Google::Apis::ServerError] An error occurred on the server and the request can be retried
        # @raise [Google::Apis::ClientError] The request is invalid and should not be retried without modification
        # @raise [Google::Apis::AuthorizationError] Authorization is required
        def seek_subscription(name, seek_subscription_request_object = nil, fields: nil, quota_user: nil, options: nil, &block)
          command = make_simple_command(:post, 'v1/admin/{+name}:seek', options)
          command.request_representation = Google::Apis::PubsubliteV1::SeekSubscriptionRequest::Representation
          command.request_object = seek_subscription_request_object
          command.response_representation = Google::Apis::PubsubliteV1::Operation::Representation
          command.response_class = Google::Apis::PubsubliteV1::Operation
          command.params['name'] = name unless name.nil?
          command.query['fields'] = fields unless fields.nil?
          command.query['quotaUser'] = quota_user unless quota_user.nil?
          execute_or_queue_command(command, &block)
        end
        
        # Creates a new topic.
        # @param [String] parent
        #   Required. The parent location in which to create the topic. Structured like `
        #   projects/`project_number`/locations/`location``.
        # @param [Google::Apis::PubsubliteV1::Topic] topic_object
        # @param [String] topic_id
        #   Required. The ID to use for the topic, which will become the final component
        #   of the topic's name. This value is structured like: `my-topic-name`.
        # @param [String] fields
        #   Selector specifying which fields to include in a partial response.
        # @param [String] quota_user
        #   Available to use for quota purposes for server-side applications. Can be any
        #   arbitrary string assigned to a user, but should not exceed 40 characters.
        # @param [Google::Apis::RequestOptions] options
        #   Request-specific options
        #
        # @yield [result, err] Result & error if block supplied
        # @yieldparam result [Google::Apis::PubsubliteV1::Topic] parsed result object
        # @yieldparam err [StandardError] error object if request failed
        #
        # @return [Google::Apis::PubsubliteV1::Topic]
        #
        # @raise [Google::Apis::ServerError] An error occurred on the server and the request can be retried
        # @raise [Google::Apis::ClientError] The request is invalid and should not be retried without modification
        # @raise [Google::Apis::AuthorizationError] Authorization is required
        def create_admin_project_location_topic(parent, topic_object = nil, topic_id: nil, fields: nil, quota_user: nil, options: nil, &block)
          command = make_simple_command(:post, 'v1/admin/{+parent}/topics', options)
          command.request_representation = Google::Apis::PubsubliteV1::Topic::Representation
          command.request_object = topic_object
          command.response_representation = Google::Apis::PubsubliteV1::Topic::Representation
          command.response_class = Google::Apis::PubsubliteV1::Topic
          command.params['parent'] = parent unless parent.nil?
          command.query['topicId'] = topic_id unless topic_id.nil?
          command.query['fields'] = fields unless fields.nil?
          command.query['quotaUser'] = quota_user unless quota_user.nil?
          execute_or_queue_command(command, &block)
        end
        
        # Deletes the specified topic.
        # @param [String] name
        #   Required. The name of the topic to delete.
        # @param [String] fields
        #   Selector specifying which fields to include in a partial response.
        # @param [String] quota_user
        #   Available to use for quota purposes for server-side applications. Can be any
        #   arbitrary string assigned to a user, but should not exceed 40 characters.
        # @param [Google::Apis::RequestOptions] options
        #   Request-specific options
        #
        # @yield [result, err] Result & error if block supplied
        # @yieldparam result [Google::Apis::PubsubliteV1::Empty] parsed result object
        # @yieldparam err [StandardError] error object if request failed
        #
        # @return [Google::Apis::PubsubliteV1::Empty]
        #
        # @raise [Google::Apis::ServerError] An error occurred on the server and the request can be retried
        # @raise [Google::Apis::ClientError] The request is invalid and should not be retried without modification
        # @raise [Google::Apis::AuthorizationError] Authorization is required
        def delete_admin_project_location_topic(name, fields: nil, quota_user: nil, options: nil, &block)
          command = make_simple_command(:delete, 'v1/admin/{+name}', options)
          command.response_representation = Google::Apis::PubsubliteV1::Empty::Representation
          command.response_class = Google::Apis::PubsubliteV1::Empty
          command.params['name'] = name unless name.nil?
          command.query['fields'] = fields unless fields.nil?
          command.query['quotaUser'] = quota_user unless quota_user.nil?
          execute_or_queue_command(command, &block)
        end
        
        # Returns the topic configuration.
        # @param [String] name
        #   Required. The name of the topic whose configuration to return.
        # @param [String] fields
        #   Selector specifying which fields to include in a partial response.
        # @param [String] quota_user
        #   Available to use for quota purposes for server-side applications. Can be any
        #   arbitrary string assigned to a user, but should not exceed 40 characters.
        # @param [Google::Apis::RequestOptions] options
        #   Request-specific options
        #
        # @yield [result, err] Result & error if block supplied
        # @yieldparam result [Google::Apis::PubsubliteV1::Topic] parsed result object
        # @yieldparam err [StandardError] error object if request failed
        #
        # @return [Google::Apis::PubsubliteV1::Topic]
        #
        # @raise [Google::Apis::ServerError] An error occurred on the server and the request can be retried
        # @raise [Google::Apis::ClientError] The request is invalid and should not be retried without modification
        # @raise [Google::Apis::AuthorizationError] Authorization is required
        def get_admin_project_location_topic(name, fields: nil, quota_user: nil, options: nil, &block)
          command = make_simple_command(:get, 'v1/admin/{+name}', options)
          command.response_representation = Google::Apis::PubsubliteV1::Topic::Representation
          command.response_class = Google::Apis::PubsubliteV1::Topic
          command.params['name'] = name unless name.nil?
          command.query['fields'] = fields unless fields.nil?
          command.query['quotaUser'] = quota_user unless quota_user.nil?
          execute_or_queue_command(command, &block)
        end
        
        # Returns the partition information for the requested topic.
        # @param [String] name
        #   Required. The topic whose partition information to return.
        # @param [String] fields
        #   Selector specifying which fields to include in a partial response.
        # @param [String] quota_user
        #   Available to use for quota purposes for server-side applications. Can be any
        #   arbitrary string assigned to a user, but should not exceed 40 characters.
        # @param [Google::Apis::RequestOptions] options
        #   Request-specific options
        #
        # @yield [result, err] Result & error if block supplied
        # @yieldparam result [Google::Apis::PubsubliteV1::TopicPartitions] parsed result object
        # @yieldparam err [StandardError] error object if request failed
        #
        # @return [Google::Apis::PubsubliteV1::TopicPartitions]
        #
        # @raise [Google::Apis::ServerError] An error occurred on the server and the request can be retried
        # @raise [Google::Apis::ClientError] The request is invalid and should not be retried without modification
        # @raise [Google::Apis::AuthorizationError] Authorization is required
        def get_admin_project_location_topic_partitions(name, fields: nil, quota_user: nil, options: nil, &block)
          command = make_simple_command(:get, 'v1/admin/{+name}/partitions', options)
          command.response_representation = Google::Apis::PubsubliteV1::TopicPartitions::Representation
          command.response_class = Google::Apis::PubsubliteV1::TopicPartitions
          command.params['name'] = name unless name.nil?
          command.query['fields'] = fields unless fields.nil?
          command.query['quotaUser'] = quota_user unless quota_user.nil?
          execute_or_queue_command(command, &block)
        end
        
        # Returns the list of topics for the given project.
        # @param [String] parent
        #   Required. The parent whose topics are to be listed. Structured like `projects/`
        #   project_number`/locations/`location``.
        # @param [Fixnum] page_size
        #   The maximum number of topics to return. The service may return fewer than this
        #   value. If unset or zero, all topics for the parent will be returned.
        # @param [String] page_token
        #   A page token, received from a previous `ListTopics` call. Provide this to
        #   retrieve the subsequent page. When paginating, all other parameters provided
        #   to `ListTopics` must match the call that provided the page token.
        # @param [String] fields
        #   Selector specifying which fields to include in a partial response.
        # @param [String] quota_user
        #   Available to use for quota purposes for server-side applications. Can be any
        #   arbitrary string assigned to a user, but should not exceed 40 characters.
        # @param [Google::Apis::RequestOptions] options
        #   Request-specific options
        #
        # @yield [result, err] Result & error if block supplied
        # @yieldparam result [Google::Apis::PubsubliteV1::ListTopicsResponse] parsed result object
        # @yieldparam err [StandardError] error object if request failed
        #
        # @return [Google::Apis::PubsubliteV1::ListTopicsResponse]
        #
        # @raise [Google::Apis::ServerError] An error occurred on the server and the request can be retried
        # @raise [Google::Apis::ClientError] The request is invalid and should not be retried without modification
        # @raise [Google::Apis::AuthorizationError] Authorization is required
        def list_admin_project_location_topics(parent, page_size: nil, page_token: nil, fields: nil, quota_user: nil, options: nil, &block)
          command = make_simple_command(:get, 'v1/admin/{+parent}/topics', options)
          command.response_representation = Google::Apis::PubsubliteV1::ListTopicsResponse::Representation
          command.response_class = Google::Apis::PubsubliteV1::ListTopicsResponse
          command.params['parent'] = parent unless parent.nil?
          command.query['pageSize'] = page_size unless page_size.nil?
          command.query['pageToken'] = page_token unless page_token.nil?
          command.query['fields'] = fields unless fields.nil?
          command.query['quotaUser'] = quota_user unless quota_user.nil?
          execute_or_queue_command(command, &block)
        end
        
        # Updates properties of the specified topic.
        # @param [String] name
        #   The name of the topic. Structured like: projects/`project_number`/locations/`
        #   location`/topics/`topic_id`
        # @param [Google::Apis::PubsubliteV1::Topic] topic_object
        # @param [String] update_mask
        #   Required. A mask specifying the topic fields to change.
        # @param [String] fields
        #   Selector specifying which fields to include in a partial response.
        # @param [String] quota_user
        #   Available to use for quota purposes for server-side applications. Can be any
        #   arbitrary string assigned to a user, but should not exceed 40 characters.
        # @param [Google::Apis::RequestOptions] options
        #   Request-specific options
        #
        # @yield [result, err] Result & error if block supplied
        # @yieldparam result [Google::Apis::PubsubliteV1::Topic] parsed result object
        # @yieldparam err [StandardError] error object if request failed
        #
        # @return [Google::Apis::PubsubliteV1::Topic]
        #
        # @raise [Google::Apis::ServerError] An error occurred on the server and the request can be retried
        # @raise [Google::Apis::ClientError] The request is invalid and should not be retried without modification
        # @raise [Google::Apis::AuthorizationError] Authorization is required
        def patch_admin_project_location_topic(name, topic_object = nil, update_mask: nil, fields: nil, quota_user: nil, options: nil, &block)
          command = make_simple_command(:patch, 'v1/admin/{+name}', options)
          command.request_representation = Google::Apis::PubsubliteV1::Topic::Representation
          command.request_object = topic_object
          command.response_representation = Google::Apis::PubsubliteV1::Topic::Representation
          command.response_class = Google::Apis::PubsubliteV1::Topic
          command.params['name'] = name unless name.nil?
          command.query['updateMask'] = update_mask unless update_mask.nil?
          command.query['fields'] = fields unless fields.nil?
          command.query['quotaUser'] = quota_user unless quota_user.nil?
          execute_or_queue_command(command, &block)
        end
        
        # Lists the subscriptions attached to the specified topic.
        # @param [String] name
        #   Required. The name of the topic whose subscriptions to list.
        # @param [Fixnum] page_size
        #   The maximum number of subscriptions to return. The service may return fewer
        #   than this value. If unset or zero, all subscriptions for the given topic will
        #   be returned.
        # @param [String] page_token
        #   A page token, received from a previous `ListTopicSubscriptions` call. Provide
        #   this to retrieve the subsequent page. When paginating, all other parameters
        #   provided to `ListTopicSubscriptions` must match the call that provided the
        #   page token.
        # @param [String] fields
        #   Selector specifying which fields to include in a partial response.
        # @param [String] quota_user
        #   Available to use for quota purposes for server-side applications. Can be any
        #   arbitrary string assigned to a user, but should not exceed 40 characters.
        # @param [Google::Apis::RequestOptions] options
        #   Request-specific options
        #
        # @yield [result, err] Result & error if block supplied
        # @yieldparam result [Google::Apis::PubsubliteV1::ListTopicSubscriptionsResponse] parsed result object
        # @yieldparam err [StandardError] error object if request failed
        #
        # @return [Google::Apis::PubsubliteV1::ListTopicSubscriptionsResponse]
        #
        # @raise [Google::Apis::ServerError] An error occurred on the server and the request can be retried
        # @raise [Google::Apis::ClientError] The request is invalid and should not be retried without modification
        # @raise [Google::Apis::AuthorizationError] Authorization is required
        def list_admin_project_location_topic_subscriptions(name, page_size: nil, page_token: nil, fields: nil, quota_user: nil, options: nil, &block)
          command = make_simple_command(:get, 'v1/admin/{+name}/subscriptions', options)
          command.response_representation = Google::Apis::PubsubliteV1::ListTopicSubscriptionsResponse::Representation
          command.response_class = Google::Apis::PubsubliteV1::ListTopicSubscriptionsResponse
          command.params['name'] = name unless name.nil?
          command.query['pageSize'] = page_size unless page_size.nil?
          command.query['pageToken'] = page_token unless page_token.nil?
          command.query['fields'] = fields unless fields.nil?
          command.query['quotaUser'] = quota_user unless quota_user.nil?
          execute_or_queue_command(command, &block)
        end
        
        # Updates the committed cursor.
        # @param [String] subscription
        #   The subscription for which to update the cursor.
        # @param [Google::Apis::PubsubliteV1::CommitCursorRequest] commit_cursor_request_object
        # @param [String] fields
        #   Selector specifying which fields to include in a partial response.
        # @param [String] quota_user
        #   Available to use for quota purposes for server-side applications. Can be any
        #   arbitrary string assigned to a user, but should not exceed 40 characters.
        # @param [Google::Apis::RequestOptions] options
        #   Request-specific options
        #
        # @yield [result, err] Result & error if block supplied
        # @yieldparam result [Google::Apis::PubsubliteV1::CommitCursorResponse] parsed result object
        # @yieldparam err [StandardError] error object if request failed
        #
        # @return [Google::Apis::PubsubliteV1::CommitCursorResponse]
        #
        # @raise [Google::Apis::ServerError] An error occurred on the server and the request can be retried
        # @raise [Google::Apis::ClientError] The request is invalid and should not be retried without modification
        # @raise [Google::Apis::AuthorizationError] Authorization is required
        def commit_subscription_cursor(subscription, commit_cursor_request_object = nil, fields: nil, quota_user: nil, options: nil, &block)
          command = make_simple_command(:post, 'v1/cursor/{+subscription}:commitCursor', options)
          command.request_representation = Google::Apis::PubsubliteV1::CommitCursorRequest::Representation
          command.request_object = commit_cursor_request_object
          command.response_representation = Google::Apis::PubsubliteV1::CommitCursorResponse::Representation
          command.response_class = Google::Apis::PubsubliteV1::CommitCursorResponse
          command.params['subscription'] = subscription unless subscription.nil?
          command.query['fields'] = fields unless fields.nil?
          command.query['quotaUser'] = quota_user unless quota_user.nil?
          execute_or_queue_command(command, &block)
        end
        
        # Returns all committed cursor information for a subscription.
        # @param [String] parent
        #   Required. The subscription for which to retrieve cursors. Structured like `
        #   projects/`project_number`/locations/`location`/subscriptions/`subscription_id``
        #   .
        # @param [Fixnum] page_size
        #   The maximum number of cursors to return. The service may return fewer than
        #   this value. If unset or zero, all cursors for the parent will be returned.
        # @param [String] page_token
        #   A page token, received from a previous `ListPartitionCursors` call. Provide
        #   this to retrieve the subsequent page. When paginating, all other parameters
        #   provided to `ListPartitionCursors` must match the call that provided the page
        #   token.
        # @param [String] fields
        #   Selector specifying which fields to include in a partial response.
        # @param [String] quota_user
        #   Available to use for quota purposes for server-side applications. Can be any
        #   arbitrary string assigned to a user, but should not exceed 40 characters.
        # @param [Google::Apis::RequestOptions] options
        #   Request-specific options
        #
        # @yield [result, err] Result & error if block supplied
        # @yieldparam result [Google::Apis::PubsubliteV1::ListPartitionCursorsResponse] parsed result object
        # @yieldparam err [StandardError] error object if request failed
        #
        # @return [Google::Apis::PubsubliteV1::ListPartitionCursorsResponse]
        #
        # @raise [Google::Apis::ServerError] An error occurred on the server and the request can be retried
        # @raise [Google::Apis::ClientError] The request is invalid and should not be retried without modification
        # @raise [Google::Apis::AuthorizationError] Authorization is required
        def list_cursor_project_location_subscription_cursors(parent, page_size: nil, page_token: nil, fields: nil, quota_user: nil, options: nil, &block)
          command = make_simple_command(:get, 'v1/cursor/{+parent}/cursors', options)
          command.response_representation = Google::Apis::PubsubliteV1::ListPartitionCursorsResponse::Representation
          command.response_class = Google::Apis::PubsubliteV1::ListPartitionCursorsResponse
          command.params['parent'] = parent unless parent.nil?
          command.query['pageSize'] = page_size unless page_size.nil?
          command.query['pageToken'] = page_token unless page_token.nil?
          command.query['fields'] = fields unless fields.nil?
          command.query['quotaUser'] = quota_user unless quota_user.nil?
          execute_or_queue_command(command, &block)
        end
        
        # Compute the head cursor for the partition. The head cursor's offset is
        # guaranteed to be less than or equal to all messages which have not yet been
        # acknowledged as published, and greater than the offset of any message whose
        # publish has already been acknowledged. It is zero if there have never been
        # messages in the partition.
        # @param [String] topic
        #   Required. The topic for which we should compute the head cursor.
        # @param [Google::Apis::PubsubliteV1::ComputeHeadCursorRequest] compute_head_cursor_request_object
        # @param [String] fields
        #   Selector specifying which fields to include in a partial response.
        # @param [String] quota_user
        #   Available to use for quota purposes for server-side applications. Can be any
        #   arbitrary string assigned to a user, but should not exceed 40 characters.
        # @param [Google::Apis::RequestOptions] options
        #   Request-specific options
        #
        # @yield [result, err] Result & error if block supplied
        # @yieldparam result [Google::Apis::PubsubliteV1::ComputeHeadCursorResponse] parsed result object
        # @yieldparam err [StandardError] error object if request failed
        #
        # @return [Google::Apis::PubsubliteV1::ComputeHeadCursorResponse]
        #
        # @raise [Google::Apis::ServerError] An error occurred on the server and the request can be retried
        # @raise [Google::Apis::ClientError] The request is invalid and should not be retried without modification
        # @raise [Google::Apis::AuthorizationError] Authorization is required
        def compute_topic_head_cursor(topic, compute_head_cursor_request_object = nil, fields: nil, quota_user: nil, options: nil, &block)
          command = make_simple_command(:post, 'v1/topicStats/{+topic}:computeHeadCursor', options)
          command.request_representation = Google::Apis::PubsubliteV1::ComputeHeadCursorRequest::Representation
          command.request_object = compute_head_cursor_request_object
          command.response_representation = Google::Apis::PubsubliteV1::ComputeHeadCursorResponse::Representation
          command.response_class = Google::Apis::PubsubliteV1::ComputeHeadCursorResponse
          command.params['topic'] = topic unless topic.nil?
          command.query['fields'] = fields unless fields.nil?
          command.query['quotaUser'] = quota_user unless quota_user.nil?
          execute_or_queue_command(command, &block)
        end
        
        # Compute statistics about a range of messages in a given topic and partition.
        # @param [String] topic
        #   Required. The topic for which we should compute message stats.
        # @param [Google::Apis::PubsubliteV1::ComputeMessageStatsRequest] compute_message_stats_request_object
        # @param [String] fields
        #   Selector specifying which fields to include in a partial response.
        # @param [String] quota_user
        #   Available to use for quota purposes for server-side applications. Can be any
        #   arbitrary string assigned to a user, but should not exceed 40 characters.
        # @param [Google::Apis::RequestOptions] options
        #   Request-specific options
        #
        # @yield [result, err] Result & error if block supplied
        # @yieldparam result [Google::Apis::PubsubliteV1::ComputeMessageStatsResponse] parsed result object
        # @yieldparam err [StandardError] error object if request failed
        #
        # @return [Google::Apis::PubsubliteV1::ComputeMessageStatsResponse]
        #
        # @raise [Google::Apis::ServerError] An error occurred on the server and the request can be retried
        # @raise [Google::Apis::ClientError] The request is invalid and should not be retried without modification
        # @raise [Google::Apis::AuthorizationError] Authorization is required
        def compute_topic_message_stats(topic, compute_message_stats_request_object = nil, fields: nil, quota_user: nil, options: nil, &block)
          command = make_simple_command(:post, 'v1/topicStats/{+topic}:computeMessageStats', options)
          command.request_representation = Google::Apis::PubsubliteV1::ComputeMessageStatsRequest::Representation
          command.request_object = compute_message_stats_request_object
          command.response_representation = Google::Apis::PubsubliteV1::ComputeMessageStatsResponse::Representation
          command.response_class = Google::Apis::PubsubliteV1::ComputeMessageStatsResponse
          command.params['topic'] = topic unless topic.nil?
          command.query['fields'] = fields unless fields.nil?
          command.query['quotaUser'] = quota_user unless quota_user.nil?
          execute_or_queue_command(command, &block)
        end
        
        # Compute the corresponding cursor for a publish or event time in a topic
        # partition.
        # @param [String] topic
        #   Required. The topic for which we should compute the cursor.
        # @param [Google::Apis::PubsubliteV1::ComputeTimeCursorRequest] compute_time_cursor_request_object
        # @param [String] fields
        #   Selector specifying which fields to include in a partial response.
        # @param [String] quota_user
        #   Available to use for quota purposes for server-side applications. Can be any
        #   arbitrary string assigned to a user, but should not exceed 40 characters.
        # @param [Google::Apis::RequestOptions] options
        #   Request-specific options
        #
        # @yield [result, err] Result & error if block supplied
        # @yieldparam result [Google::Apis::PubsubliteV1::ComputeTimeCursorResponse] parsed result object
        # @yieldparam err [StandardError] error object if request failed
        #
        # @return [Google::Apis::PubsubliteV1::ComputeTimeCursorResponse]
        #
        # @raise [Google::Apis::ServerError] An error occurred on the server and the request can be retried
        # @raise [Google::Apis::ClientError] The request is invalid and should not be retried without modification
        # @raise [Google::Apis::AuthorizationError] Authorization is required
        def compute_topic_time_cursor(topic, compute_time_cursor_request_object = nil, fields: nil, quota_user: nil, options: nil, &block)
          command = make_simple_command(:post, 'v1/topicStats/{+topic}:computeTimeCursor', options)
          command.request_representation = Google::Apis::PubsubliteV1::ComputeTimeCursorRequest::Representation
          command.request_object = compute_time_cursor_request_object
          command.response_representation = Google::Apis::PubsubliteV1::ComputeTimeCursorResponse::Representation
          command.response_class = Google::Apis::PubsubliteV1::ComputeTimeCursorResponse
          command.params['topic'] = topic unless topic.nil?
          command.query['fields'] = fields unless fields.nil?
          command.query['quotaUser'] = quota_user unless quota_user.nil?
          execute_or_queue_command(command, &block)
        end

        protected

        def apply_command_defaults(command)
          command.query['key'] = key unless key.nil?
          command.query['quotaUser'] = quota_user unless quota_user.nil?
        end
      end
    end
  end
end