// Copyright 2025 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.

syntax = "proto3";

package google.cloud.batch.v1alpha;

import "google/api/field_behavior.proto";

option csharp_namespace = "Google.Cloud.Batch.V1Alpha";
option go_package = "cloud.google.com/go/batch/apiv1alpha/batchpb;batchpb";
option java_multiple_files = true;
option java_outer_classname = "NotificationProto";
option java_package = "com.google.cloud.batch.v1alpha";
option objc_class_prefix = "GCB";
option php_namespace = "Google\\Cloud\\Batch\\V1alpha";
option ruby_package = "Google::Cloud::Batch::V1alpha";

// Notification on resource state change.
message Notification {
  // Required. The Pub/Sub topic where notifications like the resource allowance
  // state changes will be published. The topic must exist in the same project
  // as the job and billings will be charged to this project. If not specified,
  // no Pub/Sub messages will be sent. Topic format:
  // `projects/{project}/topics/{topic}`.
  string pubsub_topic = 1 [(google.api.field_behavior) = REQUIRED];
}