Method: CHECK
Method: IF_GRPC_CLS_ENQUEUE~ENQUEUE
Method: IF_GRPC_CLS_ENQUEUE~DEQUEUE
Method: ENQUEUE_ANALYZE
Method: GET_INSTANCE_INT
Method: ENQUEUE_CHECK_PARAMETER
Method: ENQUEUE
Method: DEQUEUE
Method: IF_GRFN_PLAN_USAGE~CHECK
Method: IF_GRFN_PLAN_USAGE~EXECUTE