chrome/browser/extensions/api/log_private/syslog_parser.h

   1 // Copyright 2013 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 CHROME_BROWSER_EXTENSIONS_API_LOG_PRIVATE_SYSLOG_PARSER_H_
   6 #define CHROME_BROWSER_EXTENSIONS_API_LOG_PRIVATE_SYSLOG_PARSER_H_
   7
   8 #include <string>
   9 #include <vector>
  10
  11 #include "base/memory/linked_ptr.h"
  12 #include "chrome/browser/extensions/api/log_private/log_parser.h"
  13 #include "chrome/common/extensions/api/log_private.h"
  14
  15 namespace extensions {
  16
  17 // A parser that parses syslog into LogEntry objects.
  18 class SyslogParser : public LogParser {
  19  public:
  20   SyslogParser();
  21   ~SyslogParser() override;
  22
  23  protected:
  24   // Parses one line log text into a LogEntry object.
  25   Error ParseEntry(const std::string& input,
  26                    std::vector<linked_ptr<api::log_private::LogEntry>>* output,
  27                    FilterHandler* filter_handler) const override;
  28
  29  private:
  30   // Parses time token and get time in milliseconds.
  31   Error ParseTime(const std::string& input, double* output) const;
  32   // Parses process token and get process name and ID.
  33   Error ParseProcess(const std::string& input,
  34                      api::log_private::LogEntry* entry) const;
  35   // Parses level token and get log level.
  36   void ParseLevel(const std::string& input,
  37                   api::log_private::LogEntry* entry) const;
  38
  39   DISALLOW_COPY_AND_ASSIGN(SyslogParser);
  40 };
  41
  42 }  // namespace extensions
  43
  44 #endif  // CHROME_BROWSER_EXTENSIONS_API_LOG_PRIVATE_SYSLOG_PARSER_H_