Class LogMessage

base/src/main/cpp/include/base/logging.h:414–436

A LogMessage is a temporarily scoped object used by LOG and the unlikely part of a CHECK. The destructor will abort if the severity is FATAL.

// A LogMessage is a temporarily scoped object used by LOG and the unlikely part
// of a CHECK. The destructor will abort if the severity is FATAL.
class LogMessage {
 public:
  // LogId has been deprecated, but this constructor must exist for prebuilts.
  LogMessage(const char* file, unsigned int line, LogId, LogSeverity severity,
             const char* tag, int error);
  LogMessage(const char* file, unsigned int line, LogSeverity severity,
             const char* tag, int error);

  DISALLOW_COPY_AND_ASSIGN(LogMessage);

  ~LogMessage();

  // Returns the stream associated with the message, the LogMessage performs
  // output when it goes out of scope.
  std::ostream& stream();

  // The routine that performs the actual logging.
  static void LogLine(const char* file, unsigned int line, LogSeverity severity,
                      const char* tag, const char* msg);

 private:
  const std::unique_ptr<LogMessageData> data_;
};

// Get the minimum severity level for logging.
LogSeverity GetMinimumLogSeverity();