1 #region Copyright notice and license 2 3 // Copyright 2015 gRPC authors. 4 // 5 // Licensed under the Apache License, Version 2.0 (the "License"); 6 // you may not use this file except in compliance with the License. 7 // You may obtain a copy of the License at 8 // 9 // http://www.apache.org/licenses/LICENSE-2.0 10 // 11 // Unless required by applicable law or agreed to in writing, software 12 // distributed under the License is distributed on an "AS IS" BASIS, 13 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 // See the License for the specific language governing permissions and 15 // limitations under the License. 16 17 #endregion 18 19 using System; 20 using System.IO; 21 using System.Threading; 22 using Grpc.Core.Internal; 23 24 namespace Grpc.Core.Profiling 25 { 26 internal struct ProfilerEntry 27 { 28 public enum Type 29 { 30 BEGIN, 31 END, 32 MARK 33 } 34 ProfilerEntryGrpc.Core.Profiling.ProfilerEntry35 public ProfilerEntry(Timespec timespec, Type type, string tag) 36 { 37 this.timespec = timespec; 38 this.type = type; 39 this.tag = tag; 40 } 41 42 public Timespec timespec; 43 public Type type; 44 public string tag; 45 ToStringGrpc.Core.Profiling.ProfilerEntry46 public override string ToString() 47 { 48 // mimic the output format used by C core. 49 return string.Format( 50 "{{\"t\": {0}.{1}, \"thd\":\"unknown\", \"type\": \"{2}\", \"tag\": \"{3}\", " + 51 "\"file\": \"unknown\", \"line\": 0, \"imp\": 0}}", 52 timespec.TimevalSeconds, timespec.TimevalNanos.ToString("D9"), 53 GetTypeAbbreviation(type), tag); 54 } 55 GetTypeAbbreviationGrpc.Core.Profiling.ProfilerEntry56 internal static string GetTypeAbbreviation(Type type) 57 { 58 switch (type) 59 { 60 case Type.BEGIN: 61 return "{"; 62 63 case Type.END: 64 return "}"; 65 66 case Type.MARK: 67 return "."; 68 default: 69 throw new ArgumentException("Unknown type"); 70 } 71 } 72 } 73 } 74