1// Copyright 2019 Google LLC. 2// 3// Licensed under the Apache License, Version 2.0 (the "License"); 4// you may not use this file except in compliance with the License. 5// You may obtain a copy of the License at 6// 7// http://www.apache.org/licenses/LICENSE-2.0 8// 9// Unless required by applicable law or agreed to in writing, software 10// distributed under the License is distributed on an "AS IS" BASIS, 11// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12// See the License for the specific language governing permissions and 13// limitations under the License. 14// 15 16syntax = "proto3"; 17 18package google.api; 19 20option cc_enable_arenas = true; 21option go_package = "google.golang.org/genproto/googleapis/api/label;label"; 22option java_multiple_files = true; 23option java_outer_classname = "LabelProto"; 24option java_package = "com.google.api"; 25option objc_class_prefix = "GAPI"; 26 27// A description of a label. 28message LabelDescriptor { 29 // Value types that can be used as label values. 30 enum ValueType { 31 // A variable-length string. This is the default. 32 STRING = 0; 33 34 // Boolean; true or false. 35 BOOL = 1; 36 37 // A 64-bit signed integer. 38 INT64 = 2; 39 } 40 41 // The label key. 42 string key = 1; 43 44 // The type of data that can be assigned to the label. 45 ValueType value_type = 2; 46 47 // A human-readable description for the label. 48 string description = 3; 49} 50