1 // Copyright 2019 The Chromium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #ifndef BASE_TRACE_EVENT_LOG_MESSAGE_H_ 6 #define BASE_TRACE_EVENT_LOG_MESSAGE_H_ 7 8 #include <stddef.h> 9 10 #include <memory> 11 #include <string> 12 #include <vector> 13 14 #include "base/macros.h" 15 #include "base/strings/string_piece.h" 16 #include "base/trace_event/trace_event_impl.h" 17 18 namespace base { 19 20 class Value; 21 22 namespace trace_event { 23 24 class BASE_EXPORT LogMessage : public ConvertableToTraceFormat { 25 public: 26 LogMessage(const char* file, base::StringPiece message, int line); 27 ~LogMessage() override; 28 29 // ConvertableToTraceFormat class implementation. 30 void AppendAsTraceFormat(std::string* out) const override; 31 bool AppendToProto(ProtoAppender* appender) override; 32 33 void EstimateTraceMemoryOverhead(TraceEventMemoryOverhead* overhead) override; 34 file()35 const char* file() const { return file_; } message()36 const std::string& message() const { return message_; } line_number()37 int line_number() const { return line_number_; } 38 39 private: 40 const char* file_; 41 std::string message_; 42 int line_number_; 43 DISALLOW_COPY_AND_ASSIGN(LogMessage); 44 }; 45 46 } // namespace trace_event 47 } // namespace base 48 49 #endif // BASE_TRACE_EVENT_LOG_MESSAGE_H_