# Copyright 2015 Google Inc.
#
# 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 'date'
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 PubsubV1beta2
      
      # Request for the Acknowledge method.
      class AcknowledgeRequest
        include Google::Apis::Core::Hashable
      
        # The acknowledgment ID for the messages being acknowledged that was returned
        # by the Pub/Sub system in the `Pull` response. Must not be empty.
        # Corresponds to the JSON property `ackIds`
        # @return [Array<String>]
        attr_accessor :ack_ids
      
        def initialize(**args)
           update!(**args)
        end
      
        # Update properties of this object
        def update!(**args)
          @ack_ids = args[:ack_ids] if args.key?(:ack_ids)
        end
      end
      
      # Associates `members` with a `role`.
      class Binding
        include Google::Apis::Core::Hashable
      
        # Represents an expression text. Example:
        # title: "User account presence"
        # description: "Determines whether the request has a user account"
        # expression: "size(request.user) > 0"
        # Corresponds to the JSON property `condition`
        # @return [Google::Apis::PubsubV1beta2::Expr]
        attr_accessor :condition
      
        # Specifies the identities requesting access for a Cloud Platform resource.
        # `members` can have the following values:
        # * `allUsers`: A special identifier that represents anyone who is
        # on the internet; with or without a Google account.
        # * `allAuthenticatedUsers`: A special identifier that represents anyone
        # who is authenticated with a Google account or a service account.
        # * `user:`emailid``: An email address that represents a specific Google
        # account. For example, `alice@example.com` .
        # * `serviceAccount:`emailid``: An email address that represents a service
        # account. For example, `my-other-app@appspot.gserviceaccount.com`.
        # * `group:`emailid``: An email address that represents a Google group.
        # For example, `admins@example.com`.
        # * `domain:`domain``: The G Suite domain (primary) that represents all the
        # users of that domain. For example, `google.com` or `example.com`.
        # Corresponds to the JSON property `members`
        # @return [Array<String>]
        attr_accessor :members
      
        # Role that is assigned to `members`.
        # For example, `roles/viewer`, `roles/editor`, or `roles/owner`.
        # Corresponds to the JSON property `role`
        # @return [String]
        attr_accessor :role
      
        def initialize(**args)
           update!(**args)
        end
      
        # Update properties of this object
        def update!(**args)
          @condition = args[:condition] if args.key?(:condition)
          @members = args[:members] if args.key?(:members)
          @role = args[:role] if args.key?(:role)
        end
      end
      
      # A generic empty message that you can re-use to avoid defining duplicated
      # empty messages in your APIs. A typical example is to use it as the request
      # or the response type of an API method. For instance:
      # service Foo `
      # rpc Bar(google.protobuf.Empty) returns (google.protobuf.Empty);
      # `
      # The JSON representation for `Empty` is empty JSON object ````.
      class Empty
        include Google::Apis::Core::Hashable
      
        def initialize(**args)
           update!(**args)
        end
      
        # Update properties of this object
        def update!(**args)
        end
      end
      
      # Represents an expression text. Example:
      # title: "User account presence"
      # description: "Determines whether the request has a user account"
      # expression: "size(request.user) > 0"
      class Expr
        include Google::Apis::Core::Hashable
      
        # An optional description of the expression. This is a longer text which
        # describes the expression, e.g. when hovered over it in a UI.
        # Corresponds to the JSON property `description`
        # @return [String]
        attr_accessor :description
      
        # Textual representation of an expression in
        # Common Expression Language syntax.
        # The application context of the containing message determines which
        # well-known feature set of CEL is supported.
        # Corresponds to the JSON property `expression`
        # @return [String]
        attr_accessor :expression
      
        # An optional string indicating the location of the expression for error
        # reporting, e.g. a file name and a position in the file.
        # Corresponds to the JSON property `location`
        # @return [String]
        attr_accessor :location
      
        # An optional title for the expression, i.e. a short string describing
        # its purpose. This can be used e.g. in UIs which allow to enter the
        # expression.
        # Corresponds to the JSON property `title`
        # @return [String]
        attr_accessor :title
      
        def initialize(**args)
           update!(**args)
        end
      
        # Update properties of this object
        def update!(**args)
          @description = args[:description] if args.key?(:description)
          @expression = args[:expression] if args.key?(:expression)
          @location = args[:location] if args.key?(:location)
          @title = args[:title] if args.key?(:title)
        end
      end
      
      # Response for the `ListSubscriptions` method.
      class ListSubscriptionsResponse
        include Google::Apis::Core::Hashable
      
        # If not empty, indicates that there may be more subscriptions that match
        # the request; this value should be passed in a new
        # `ListSubscriptionsRequest` to get more subscriptions.
        # Corresponds to the JSON property `nextPageToken`
        # @return [String]
        attr_accessor :next_page_token
      
        # The subscriptions that match the request.
        # Corresponds to the JSON property `subscriptions`
        # @return [Array<Google::Apis::PubsubV1beta2::Subscription>]
        attr_accessor :subscriptions
      
        def initialize(**args)
           update!(**args)
        end
      
        # Update properties of this object
        def update!(**args)
          @next_page_token = args[:next_page_token] if args.key?(:next_page_token)
          @subscriptions = args[:subscriptions] if args.key?(:subscriptions)
        end
      end
      
      # Response for the `ListTopicSubscriptions` method.
      class ListTopicSubscriptionsResponse
        include Google::Apis::Core::Hashable
      
        # If not empty, indicates that there may be more subscriptions that match
        # the request; this value should be passed in a new
        # `ListTopicSubscriptionsRequest` to get more subscriptions.
        # Corresponds to the JSON property `nextPageToken`
        # @return [String]
        attr_accessor :next_page_token
      
        # The names of the subscriptions that match the request.
        # Corresponds to the JSON property `subscriptions`
        # @return [Array<String>]
        attr_accessor :subscriptions
      
        def initialize(**args)
           update!(**args)
        end
      
        # Update properties of this object
        def update!(**args)
          @next_page_token = args[:next_page_token] if args.key?(:next_page_token)
          @subscriptions = args[:subscriptions] if args.key?(:subscriptions)
        end
      end
      
      # Response for the `ListTopics` method.
      class ListTopicsResponse
        include Google::Apis::Core::Hashable
      
        # If not empty, indicates that there may be more topics that match the
        # request; this value should be passed in a new `ListTopicsRequest`.
        # Corresponds to the JSON property `nextPageToken`
        # @return [String]
        attr_accessor :next_page_token
      
        # The resulting topics.
        # Corresponds to the JSON property `topics`
        # @return [Array<Google::Apis::PubsubV1beta2::Topic>]
        attr_accessor :topics
      
        def initialize(**args)
           update!(**args)
        end
      
        # Update properties of this object
        def update!(**args)
          @next_page_token = args[:next_page_token] if args.key?(:next_page_token)
          @topics = args[:topics] if args.key?(:topics)
        end
      end
      
      # Request for the ModifyAckDeadline method.
      class ModifyAckDeadlineRequest
        include Google::Apis::Core::Hashable
      
        # The new ack deadline with respect to the time this request was sent to
        # the Pub/Sub system. Must be >= 0. For example, if the value is 10, the new
        # ack deadline will expire 10 seconds after the `ModifyAckDeadline` call
        # was made. Specifying zero may immediately make the message available for
        # another pull request.
        # Corresponds to the JSON property `ackDeadlineSeconds`
        # @return [Fixnum]
        attr_accessor :ack_deadline_seconds
      
        # The acknowledgment ID. Either this or ack_ids must be populated, but not
        # both.
        # Corresponds to the JSON property `ackId`
        # @return [String]
        attr_accessor :ack_id
      
        # List of acknowledgment IDs.
        # Corresponds to the JSON property `ackIds`
        # @return [Array<String>]
        attr_accessor :ack_ids
      
        def initialize(**args)
           update!(**args)
        end
      
        # Update properties of this object
        def update!(**args)
          @ack_deadline_seconds = args[:ack_deadline_seconds] if args.key?(:ack_deadline_seconds)
          @ack_id = args[:ack_id] if args.key?(:ack_id)
          @ack_ids = args[:ack_ids] if args.key?(:ack_ids)
        end
      end
      
      # Request for the ModifyPushConfig method.
      class ModifyPushConfigRequest
        include Google::Apis::Core::Hashable
      
        # Configuration for a push delivery endpoint.
        # Corresponds to the JSON property `pushConfig`
        # @return [Google::Apis::PubsubV1beta2::PushConfig]
        attr_accessor :push_config
      
        def initialize(**args)
           update!(**args)
        end
      
        # Update properties of this object
        def update!(**args)
          @push_config = args[:push_config] if args.key?(:push_config)
        end
      end
      
      # Contains information needed for generating an
      # [OpenID Connect
      # token](https://developers.google.com/identity/protocols/OpenIDConnect).
      class OidcToken
        include Google::Apis::Core::Hashable
      
        # Audience to be used when generating OIDC token. The audience claim
        # identifies the recipients that the JWT is intended for. The audience
        # value is a single case-sensitive string. Having multiple values (array)
        # for the audience field is not supported. More info about the OIDC JWT
        # token audience here: https://tools.ietf.org/html/rfc7519#section-4.1.3
        # Note: if not specified, the Push endpoint URL will be used.
        # Corresponds to the JSON property `audience`
        # @return [String]
        attr_accessor :audience
      
        # [Service account
        # email](https://cloud.google.com/iam/docs/service-accounts)
        # to be used for generating the OIDC token. The caller (for
        # CreateSubscription, UpdateSubscription, and ModifyPushConfig RPCs) must
        # have the iam.serviceAccounts.actAs permission for the service account.
        # Corresponds to the JSON property `serviceAccountEmail`
        # @return [String]
        attr_accessor :service_account_email
      
        def initialize(**args)
           update!(**args)
        end
      
        # Update properties of this object
        def update!(**args)
          @audience = args[:audience] if args.key?(:audience)
          @service_account_email = args[:service_account_email] if args.key?(:service_account_email)
        end
      end
      
      # Defines an Identity and Access Management (IAM) policy. It is used to
      # specify access control policies for Cloud Platform resources.
      # A `Policy` is a collection of `bindings`. A `binding` binds one or more
      # `members` to a single `role`. Members can be user accounts, service accounts,
      # Google groups, and domains (such as G Suite). A `role` is a named list of
      # permissions (defined by IAM or configured by users). A `binding` can
      # optionally specify a `condition`, which is a logic expression that further
      # constrains the role binding based on attributes about the request and/or
      # target resource.
      # **JSON Example**
      # `
      # "bindings": [
      # `
      # "role": "roles/resourcemanager.organizationAdmin",
      # "members": [
      # "user:mike@example.com",
      # "group:admins@example.com",
      # "domain:google.com",
      # "serviceAccount:my-project-id@appspot.gserviceaccount.com"
      # ]
      # `,
      # `
      # "role": "roles/resourcemanager.organizationViewer",
      # "members": ["user:eve@example.com"],
      # "condition": `
      # "title": "expirable access",
      # "description": "Does not grant access after Sep 2020",
      # "expression": "request.time <
      # timestamp('2020-10-01T00:00:00.000Z')",
      # `
      # `
      # ]
      # `
      # **YAML Example**
      # bindings:
      # - members:
      # - user:mike@example.com
      # - group:admins@example.com
      # - domain:google.com
      # - serviceAccount:my-project-id@appspot.gserviceaccount.com
      # role: roles/resourcemanager.organizationAdmin
      # - members:
      # - user:eve@example.com
      # role: roles/resourcemanager.organizationViewer
      # condition:
      # title: expirable access
      # description: Does not grant access after Sep 2020
      # expression: request.time < timestamp('2020-10-01T00:00:00.000Z')
      # For a description of IAM and its features, see the
      # [IAM developer's guide](https://cloud.google.com/iam/docs).
      class Policy
        include Google::Apis::Core::Hashable
      
        # Associates a list of `members` to a `role`. Optionally may specify a
        # `condition` that determines when binding is in effect.
        # `bindings` with no members will result in an error.
        # Corresponds to the JSON property `bindings`
        # @return [Array<Google::Apis::PubsubV1beta2::Binding>]
        attr_accessor :bindings
      
        # `etag` is used for optimistic concurrency control as a way to help
        # prevent simultaneous updates of a policy from overwriting each other.
        # It is strongly suggested that systems make use of the `etag` in the
        # read-modify-write cycle to perform policy updates in order to avoid race
        # conditions: An `etag` is returned in the response to `getIamPolicy`, and
        # systems are expected to put that etag in the request to `setIamPolicy` to
        # ensure that their change will be applied to the same version of the policy.
        # If no `etag` is provided in the call to `setIamPolicy`, then the existing
        # policy is overwritten. Due to blind-set semantics of an etag-less policy,
        # 'setIamPolicy' will not fail even if either of incoming or stored policy
        # does not meet the version requirements.
        # Corresponds to the JSON property `etag`
        # NOTE: Values are automatically base64 encoded/decoded in the client library.
        # @return [String]
        attr_accessor :etag
      
        # Specifies the format of the policy.
        # Valid values are 0, 1, and 3. Requests specifying an invalid value will be
        # rejected.
        # Operations affecting conditional bindings must specify version 3. This can
        # be either setting a conditional policy, modifying a conditional binding,
        # or removing a conditional binding from the stored conditional policy.
        # Operations on non-conditional policies may specify any valid value or
        # leave the field unset.
        # If no etag is provided in the call to `setIamPolicy`, any version
        # compliance checks on the incoming and/or stored policy is skipped.
        # Corresponds to the JSON property `version`
        # @return [Fixnum]
        attr_accessor :version
      
        def initialize(**args)
           update!(**args)
        end
      
        # Update properties of this object
        def update!(**args)
          @bindings = args[:bindings] if args.key?(:bindings)
          @etag = args[:etag] if args.key?(:etag)
          @version = args[:version] if args.key?(:version)
        end
      end
      
      # Request for the Publish method.
      class PublishRequest
        include Google::Apis::Core::Hashable
      
        # The messages to publish.
        # Corresponds to the JSON property `messages`
        # @return [Array<Google::Apis::PubsubV1beta2::PubsubMessage>]
        attr_accessor :messages
      
        def initialize(**args)
           update!(**args)
        end
      
        # Update properties of this object
        def update!(**args)
          @messages = args[:messages] if args.key?(:messages)
        end
      end
      
      # Response for the `Publish` method.
      class PublishResponse
        include Google::Apis::Core::Hashable
      
        # The server-assigned ID of each published message, in the same order as
        # the messages in the request. IDs are guaranteed to be unique within
        # the topic.
        # Corresponds to the JSON property `messageIds`
        # @return [Array<String>]
        attr_accessor :message_ids
      
        def initialize(**args)
           update!(**args)
        end
      
        # Update properties of this object
        def update!(**args)
          @message_ids = args[:message_ids] if args.key?(:message_ids)
        end
      end
      
      # A message data and its attributes. The message payload must not be empty;
      # it must contain either a non-empty data field, or at least one attribute.
      class PubsubMessage
        include Google::Apis::Core::Hashable
      
        # Optional attributes for this message.
        # Corresponds to the JSON property `attributes`
        # @return [Hash<String,String>]
        attr_accessor :attributes
      
        # The message payload. For JSON requests, the value of this field must be
        # [base64-encoded](https://tools.ietf.org/html/rfc4648).
        # Corresponds to the JSON property `data`
        # NOTE: Values are automatically base64 encoded/decoded in the client library.
        # @return [String]
        attr_accessor :data
      
        # ID of this message, assigned by the server when the message is published.
        # Guaranteed to be unique within the topic. This value may be read by a
        # subscriber that receives a `PubsubMessage` via a `Pull` call or a push
        # delivery. It must not be populated by the publisher in a `Publish` call.
        # Corresponds to the JSON property `messageId`
        # @return [String]
        attr_accessor :message_id
      
        # The time at which the message was published, populated by the server when
        # it receives the `Publish` call. It must not be populated by the
        # publisher in a `Publish` call.
        # Corresponds to the JSON property `publishTime`
        # @return [String]
        attr_accessor :publish_time
      
        def initialize(**args)
           update!(**args)
        end
      
        # Update properties of this object
        def update!(**args)
          @attributes = args[:attributes] if args.key?(:attributes)
          @data = args[:data] if args.key?(:data)
          @message_id = args[:message_id] if args.key?(:message_id)
          @publish_time = args[:publish_time] if args.key?(:publish_time)
        end
      end
      
      # Request for the `Pull` method.
      class PullRequest
        include Google::Apis::Core::Hashable
      
        # The maximum number of messages returned for this request. The Pub/Sub
        # system may return fewer than the number specified.
        # Corresponds to the JSON property `maxMessages`
        # @return [Fixnum]
        attr_accessor :max_messages
      
        # If this is specified as true the system will respond immediately even if
        # it is not able to return a message in the `Pull` response. Otherwise the
        # system is allowed to wait until at least one message is available rather
        # than returning no messages. The client may cancel the request if it does
        # not wish to wait any longer for the response.
        # Corresponds to the JSON property `returnImmediately`
        # @return [Boolean]
        attr_accessor :return_immediately
        alias_method :return_immediately?, :return_immediately
      
        def initialize(**args)
           update!(**args)
        end
      
        # Update properties of this object
        def update!(**args)
          @max_messages = args[:max_messages] if args.key?(:max_messages)
          @return_immediately = args[:return_immediately] if args.key?(:return_immediately)
        end
      end
      
      # Response for the `Pull` method.
      class PullResponse
        include Google::Apis::Core::Hashable
      
        # Received Pub/Sub messages. The Pub/Sub system will return zero messages if
        # there are no more available in the backlog. The Pub/Sub system may return
        # fewer than the `maxMessages` requested even if there are more messages
        # available in the backlog.
        # Corresponds to the JSON property `receivedMessages`
        # @return [Array<Google::Apis::PubsubV1beta2::ReceivedMessage>]
        attr_accessor :received_messages
      
        def initialize(**args)
           update!(**args)
        end
      
        # Update properties of this object
        def update!(**args)
          @received_messages = args[:received_messages] if args.key?(:received_messages)
        end
      end
      
      # Configuration for a push delivery endpoint.
      class PushConfig
        include Google::Apis::Core::Hashable
      
        # Endpoint configuration attributes.
        # Every endpoint has a set of API supported attributes that can be used to
        # control different aspects of the message delivery.
        # The currently supported attribute is `x-goog-version`, which you can
        # use to change the format of the push message. This attribute
        # indicates the version of the data expected by the endpoint. This
        # controls the shape of the envelope (i.e. its fields and metadata).
        # The endpoint version is based on the version of the Pub/Sub
        # API.
        # If not present during the `CreateSubscription` call, it will default to
        # the version of the API used to make such call. If not present during a
        # `ModifyPushConfig` call, its value will not be changed. `GetSubscription`
        # calls will always return a valid version, even if the subscription was
        # created without this attribute.
        # The possible values for this attribute are:
        # * `v1beta1`: uses the push format defined in the v1beta1 Pub/Sub API.
        # * `v1` or `v1beta2`: uses the push format defined in the v1 Pub/Sub API.
        # Corresponds to the JSON property `attributes`
        # @return [Hash<String,String>]
        attr_accessor :attributes
      
        # Contains information needed for generating an
        # [OpenID Connect
        # token](https://developers.google.com/identity/protocols/OpenIDConnect).
        # Corresponds to the JSON property `oidcToken`
        # @return [Google::Apis::PubsubV1beta2::OidcToken]
        attr_accessor :oidc_token
      
        # A URL locating the endpoint to which messages should be pushed.
        # For example, a Webhook endpoint might use "https://example.com/push".
        # Corresponds to the JSON property `pushEndpoint`
        # @return [String]
        attr_accessor :push_endpoint
      
        def initialize(**args)
           update!(**args)
        end
      
        # Update properties of this object
        def update!(**args)
          @attributes = args[:attributes] if args.key?(:attributes)
          @oidc_token = args[:oidc_token] if args.key?(:oidc_token)
          @push_endpoint = args[:push_endpoint] if args.key?(:push_endpoint)
        end
      end
      
      # A message and its corresponding acknowledgment ID.
      class ReceivedMessage
        include Google::Apis::Core::Hashable
      
        # This ID can be used to acknowledge the received message.
        # Corresponds to the JSON property `ackId`
        # @return [String]
        attr_accessor :ack_id
      
        # A message data and its attributes. The message payload must not be empty;
        # it must contain either a non-empty data field, or at least one attribute.
        # Corresponds to the JSON property `message`
        # @return [Google::Apis::PubsubV1beta2::PubsubMessage]
        attr_accessor :message
      
        def initialize(**args)
           update!(**args)
        end
      
        # Update properties of this object
        def update!(**args)
          @ack_id = args[:ack_id] if args.key?(:ack_id)
          @message = args[:message] if args.key?(:message)
        end
      end
      
      # Request message for `SetIamPolicy` method.
      class SetIamPolicyRequest
        include Google::Apis::Core::Hashable
      
        # Defines an Identity and Access Management (IAM) policy. It is used to
        # specify access control policies for Cloud Platform resources.
        # A `Policy` is a collection of `bindings`. A `binding` binds one or more
        # `members` to a single `role`. Members can be user accounts, service accounts,
        # Google groups, and domains (such as G Suite). A `role` is a named list of
        # permissions (defined by IAM or configured by users). A `binding` can
        # optionally specify a `condition`, which is a logic expression that further
        # constrains the role binding based on attributes about the request and/or
        # target resource.
        # **JSON Example**
        # `
        # "bindings": [
        # `
        # "role": "roles/resourcemanager.organizationAdmin",
        # "members": [
        # "user:mike@example.com",
        # "group:admins@example.com",
        # "domain:google.com",
        # "serviceAccount:my-project-id@appspot.gserviceaccount.com"
        # ]
        # `,
        # `
        # "role": "roles/resourcemanager.organizationViewer",
        # "members": ["user:eve@example.com"],
        # "condition": `
        # "title": "expirable access",
        # "description": "Does not grant access after Sep 2020",
        # "expression": "request.time <
        # timestamp('2020-10-01T00:00:00.000Z')",
        # `
        # `
        # ]
        # `
        # **YAML Example**
        # bindings:
        # - members:
        # - user:mike@example.com
        # - group:admins@example.com
        # - domain:google.com
        # - serviceAccount:my-project-id@appspot.gserviceaccount.com
        # role: roles/resourcemanager.organizationAdmin
        # - members:
        # - user:eve@example.com
        # role: roles/resourcemanager.organizationViewer
        # condition:
        # title: expirable access
        # description: Does not grant access after Sep 2020
        # expression: request.time < timestamp('2020-10-01T00:00:00.000Z')
        # For a description of IAM and its features, see the
        # [IAM developer's guide](https://cloud.google.com/iam/docs).
        # Corresponds to the JSON property `policy`
        # @return [Google::Apis::PubsubV1beta2::Policy]
        attr_accessor :policy
      
        def initialize(**args)
           update!(**args)
        end
      
        # Update properties of this object
        def update!(**args)
          @policy = args[:policy] if args.key?(:policy)
        end
      end
      
      # A subscription resource.
      class Subscription
        include Google::Apis::Core::Hashable
      
        # This value is the maximum time after a subscriber receives a message
        # before the subscriber should acknowledge the message. After message
        # delivery but before the ack deadline expires and before the message is
        # acknowledged, it is an outstanding message and will not be delivered
        # again during that time (on a best-effort basis).
        # For pull subscriptions, this value is used as the initial value for the ack
        # deadline. To override this value for a given message, call
        # `ModifyAckDeadline` with the corresponding `ack_id` if using pull.
        # The maximum custom deadline you can specify is 600 seconds (10 minutes).
        # For push delivery, this value is also used to set the request timeout for
        # the call to the push endpoint.
        # If the subscriber never acknowledges the message, the Pub/Sub
        # system will eventually redeliver the message.
        # If this parameter is 0, a default value of 10 seconds is used.
        # Corresponds to the JSON property `ackDeadlineSeconds`
        # @return [Fixnum]
        attr_accessor :ack_deadline_seconds
      
        # The name of the subscription. It must have the format
        # `"projects/`project`/subscriptions/`subscription`"`. ``subscription`` must
        # start with a letter, and contain only letters (`[A-Za-z]`), numbers
        # (`[0-9]`), dashes (`-`), underscores (`_`), periods (`.`), tildes (`~`),
        # plus (`+`) or percent signs (`%`). It must be between 3 and 255 characters
        # in length, and it must not start with `"goog"`.
        # Corresponds to the JSON property `name`
        # @return [String]
        attr_accessor :name
      
        # Configuration for a push delivery endpoint.
        # Corresponds to the JSON property `pushConfig`
        # @return [Google::Apis::PubsubV1beta2::PushConfig]
        attr_accessor :push_config
      
        # The name of the topic from which this subscription is receiving messages.
        # The value of this field will be `_deleted-topic_` if the topic has been
        # deleted.
        # Corresponds to the JSON property `topic`
        # @return [String]
        attr_accessor :topic
      
        def initialize(**args)
           update!(**args)
        end
      
        # Update properties of this object
        def update!(**args)
          @ack_deadline_seconds = args[:ack_deadline_seconds] if args.key?(:ack_deadline_seconds)
          @name = args[:name] if args.key?(:name)
          @push_config = args[:push_config] if args.key?(:push_config)
          @topic = args[:topic] if args.key?(:topic)
        end
      end
      
      # Request message for `TestIamPermissions` method.
      class TestIamPermissionsRequest
        include Google::Apis::Core::Hashable
      
        # The set of permissions to check for the `resource`. Permissions with
        # wildcards (such as '*' or 'storage.*') are not allowed. For more
        # information see
        # [IAM Overview](https://cloud.google.com/iam/docs/overview#permissions).
        # Corresponds to the JSON property `permissions`
        # @return [Array<String>]
        attr_accessor :permissions
      
        def initialize(**args)
           update!(**args)
        end
      
        # Update properties of this object
        def update!(**args)
          @permissions = args[:permissions] if args.key?(:permissions)
        end
      end
      
      # Response message for `TestIamPermissions` method.
      class TestIamPermissionsResponse
        include Google::Apis::Core::Hashable
      
        # A subset of `TestPermissionsRequest.permissions` that the caller is
        # allowed.
        # Corresponds to the JSON property `permissions`
        # @return [Array<String>]
        attr_accessor :permissions
      
        def initialize(**args)
           update!(**args)
        end
      
        # Update properties of this object
        def update!(**args)
          @permissions = args[:permissions] if args.key?(:permissions)
        end
      end
      
      # A topic resource.
      class Topic
        include Google::Apis::Core::Hashable
      
        # The name of the topic. It must have the format
        # `"projects/`project`/topics/`topic`"`. ``topic`` must start with a letter,
        # and contain only letters (`[A-Za-z]`), numbers (`[0-9]`), dashes (`-`),
        # underscores (`_`), periods (`.`), tildes (`~`), plus (`+`) or percent
        # signs (`%`). It must be between 3 and 255 characters in length, and it
        # must not start with `"goog"`.
        # Corresponds to the JSON property `name`
        # @return [String]
        attr_accessor :name
      
        def initialize(**args)
           update!(**args)
        end
      
        # Update properties of this object
        def update!(**args)
          @name = args[:name] if args.key?(:name)
        end
      end
    end
  end
end