/// <summary>
 /// List all services available to the specified project, and the current
 /// state of those services with respect to the project. The list includes
 /// all public services, all services for which the calling user has the
 /// `servicemanagement.services.bind` permission, and all services that have
 /// already been enabled on the project. The list can be filtered to
 /// only include services in a specific state, for example to only include
 /// services enabled on the project.
 ///
 /// WARNING: If you need to query enabled services frequently or across
 /// an organization, you should use
 /// [Cloud Asset Inventory
 /// API](https://cloud.google.com/asset-inventory/docs/apis), which provides
 /// higher throughput and richer filtering capability.
 /// </summary>
 /// <param name="request">The request to send to the server.</param>
 /// <param name="headers">The initial metadata to send with the call. This parameter is optional.</param>
 /// <param name="deadline">An optional deadline for the call. The call will be cancelled if deadline is hit.</param>
 /// <param name="cancellationToken">An optional token for canceling the call.</param>
 /// <returns>The call object.</returns>
 public virtual grpc::AsyncUnaryCall <global::Google.Cloud.ServiceUsage.V1.ListServicesResponse> ListServicesAsync(global::Google.Cloud.ServiceUsage.V1.ListServicesRequest request, grpc::Metadata headers = null, global::System.DateTime?deadline = null, global::System.Threading.CancellationToken cancellationToken = default(global::System.Threading.CancellationToken))
 {
     return(ListServicesAsync(request, new grpc::CallOptions(headers, deadline, cancellationToken)));
 }
 /// <summary>
 /// List all services available to the specified project, and the current
 /// state of those services with respect to the project. The list includes
 /// all public services, all services for which the calling user has the
 /// `servicemanagement.services.bind` permission, and all services that have
 /// already been enabled on the project. The list can be filtered to
 /// only include services in a specific state, for example to only include
 /// services enabled on the project.
 ///
 /// WARNING: If you need to query enabled services frequently or across
 /// an organization, you should use
 /// [Cloud Asset Inventory
 /// API](https://cloud.google.com/asset-inventory/docs/apis), which provides
 /// higher throughput and richer filtering capability.
 /// </summary>
 /// <param name="request">The request to send to the server.</param>
 /// <param name="options">The options for the call.</param>
 /// <returns>The call object.</returns>
 public virtual grpc::AsyncUnaryCall <global::Google.Cloud.ServiceUsage.V1.ListServicesResponse> ListServicesAsync(global::Google.Cloud.ServiceUsage.V1.ListServicesRequest request, grpc::CallOptions options)
 {
     return(CallInvoker.AsyncUnaryCall(__Method_ListServices, null, options, request));
 }
 /// <summary>
 /// List all services available to the specified project, and the current
 /// state of those services with respect to the project. The list includes
 /// all public services, all services for which the calling user has the
 /// `servicemanagement.services.bind` permission, and all services that have
 /// already been enabled on the project. The list can be filtered to
 /// only include services in a specific state, for example to only include
 /// services enabled on the project.
 ///
 /// WARNING: If you need to query enabled services frequently or across
 /// an organization, you should use
 /// [Cloud Asset Inventory
 /// API](https://cloud.google.com/asset-inventory/docs/apis), which provides
 /// higher throughput and richer filtering capability.
 /// </summary>
 /// <param name="request">The request received from the client.</param>
 /// <param name="context">The context of the server-side call handler being invoked.</param>
 /// <returns>The response to send back to the client (wrapped by a task).</returns>
 public virtual global::System.Threading.Tasks.Task <global::Google.Cloud.ServiceUsage.V1.ListServicesResponse> ListServices(global::Google.Cloud.ServiceUsage.V1.ListServicesRequest request, grpc::ServerCallContext context)
 {
     throw new grpc::RpcException(new grpc::Status(grpc::StatusCode.Unimplemented, ""));
 }