@io.grpc.stub.annotations.RpcMethod(
      fullMethodName = SERVICE_NAME + '/' + "UpdateTransferJob",
      requestType =
          com.google.storagetransfer.v1.proto.TransferProto.UpdateTransferJobRequest.class,
      responseType = com.google.storagetransfer.v1.proto.TransferTypes.TransferJob.class,
      methodType = io.grpc.MethodDescriptor.MethodType.UNARY)
  public static io.grpc.MethodDescriptor<
          com.google.storagetransfer.v1.proto.TransferProto.UpdateTransferJobRequest,
          com.google.storagetransfer.v1.proto.TransferTypes.TransferJob>
      getUpdateTransferJobMethod() {
    io.grpc.MethodDescriptor<
            com.google.storagetransfer.v1.proto.TransferProto.UpdateTransferJobRequest,
            com.google.storagetransfer.v1.proto.TransferTypes.TransferJob>
        getUpdateTransferJobMethod;
    if ((getUpdateTransferJobMethod = StorageTransferServiceGrpc.getUpdateTransferJobMethod)
        == null) {
      synchronized (StorageTransferServiceGrpc.class) {
        if ((getUpdateTransferJobMethod = StorageTransferServiceGrpc.getUpdateTransferJobMethod)
            == null) {
          StorageTransferServiceGrpc.getUpdateTransferJobMethod =
              getUpdateTransferJobMethod =
                  io.grpc.MethodDescriptor
                      .<com.google.storagetransfer.v1.proto.TransferProto.UpdateTransferJobRequest,
                          com.google.storagetransfer.v1.proto.TransferTypes.TransferJob>
                          newBuilder()
                      .setType(io.grpc.MethodDescriptor.MethodType.UNARY)
                      .setFullMethodName(generateFullMethodName(SERVICE_NAME, "UpdateTransferJob"))
                      .setSampledToLocalTracing(true)
                      .setRequestMarshaller(
                          io.grpc.protobuf.ProtoUtils.marshaller(
                              com.google.storagetransfer.v1.proto.TransferProto
                                  .UpdateTransferJobRequest.getDefaultInstance()))
                      .setResponseMarshaller(
                          io.grpc.protobuf.ProtoUtils.marshaller(
                              com.google.storagetransfer.v1.proto.TransferTypes.TransferJob
                                  .getDefaultInstance()))
                      .setSchemaDescriptor(
                          new StorageTransferServiceMethodDescriptorSupplier("UpdateTransferJob"))
                      .build();
        }
      }
    }
    return getUpdateTransferJobMethod;
  }
<pre>
Storage Transfer Service and its protos.
Transfers data between between Google Cloud Storage buckets or from a data
source external to Google to a Cloud Storage bucket.
</pre>
java-storage-transfer/grpc-google-cloud-storage-transfer-v1/src/main/java/com/google/storagetransfer/v1/proto/StorageTransferServiceGrpc.java