OpenZWave Library  1.5.0
Log.h
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1 //-----------------------------------------------------------------------------
2 //
3 // Log.h
4 //
5 // Cross-platform message and error logging
6 //
7 // Copyright (c) 2010 Mal Lansell <mal@lansell.org>
8 // All rights reserved.
9 //
10 // SOFTWARE NOTICE AND LICENSE
11 //
12 // This file is part of OpenZWave.
13 //
14 // OpenZWave is free software: you can redistribute it and/or modify
15 // it under the terms of the GNU Lesser General Public License as published
16 // by the Free Software Foundation, either version 3 of the License,
17 // or (at your option) any later version.
18 //
19 // OpenZWave is distributed in the hope that it will be useful,
20 // but WITHOUT ANY WARRANTY; without even the implied warranty of
21 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
22 // GNU Lesser General Public License for more details.
23 //
24 // You should have received a copy of the GNU Lesser General Public License
25 // along with OpenZWave. If not, see <http://www.gnu.org/licenses/>.
26 //
27 //-----------------------------------------------------------------------------
28 #ifndef _Log_H
29 #define _Log_H
30 
31 #include <stdarg.h>
32 #include <string>
33 #include "Defs.h"
34 
35 
36 
37 namespace OpenZWave
38 {
39  class Mutex;
40  extern char const *LogLevelString[];
41 
47  enum LogLevel
48  {
62  };
63 
70  class i_LogImpl
71  {
72  public:
73  i_LogImpl() { } ;
74  virtual ~i_LogImpl() { } ;
75  virtual void Write( LogLevel _level, uint8 const _nodeId, char const* _format, va_list _args ) = 0;
76  virtual void QueueDump() = 0;
77  virtual void QueueClear() = 0;
78  virtual void SetLoggingState( LogLevel _saveLevel, LogLevel _queueLevel, LogLevel _dumpTrigger ) = 0;
79  virtual void SetLogFileName( const string &_filename ) = 0;
80  };
81 
85  class Log
86  {
87  public:
95  static Log* Create( string const& _filename, bool const _bAppend, bool const _bConsoleOutput, LogLevel const _saveLevel, LogLevel const _queueLevel, LogLevel const _dumpTrigger );
96 
106  static Log* Create( i_LogImpl *LogClass );
107 
114  static void Destroy();
115 
122  static bool SetLoggingClass(i_LogImpl *LogClass );
123 
128  static void SetLoggingState(bool _dologging);
129 
138  static void SetLoggingState( LogLevel _saveLevel, LogLevel _queueLevel, LogLevel _dumpTrigger );
139 
144  static bool GetLoggingState();
145 
152  static void GetLoggingState( LogLevel* _saveLevel, LogLevel* _queueLevel, LogLevel* _dumpTrigger );
153 
161  static void SetLogFileName( const string &_filename );
162 
171  static void Write( LogLevel _level, char const* _format, ... );
172 
182  static void Write( LogLevel _level, uint8 const _nodeId, char const* _format, ... );
183 
186  static void QueueDump();
187 
191  static void QueueClear();
192 
193  private:
194  Log( string const& _filename, bool const _bAppend, bool const _bConsoleOutput, LogLevel _saveLevel, LogLevel _queueLevel, LogLevel _dumpTrigger );
195  ~Log();
196 
197  static i_LogImpl* m_pImpl;
198  static Log* s_instance;
199  Mutex* m_logMutex;
200  };
201 } // namespace OpenZWave
202 
203 #endif //_Log_H
Definition: Log.h:51
Definition: Log.h:55
Definition: Bitfield.h:34
static bool GetLoggingState()
Determine whether logging is enabled or not (retained for backward compatibility) ...
Definition: Log.cpp:209
LogLevel
Various LogLevels available to the Application.
Definition: Log.h:47
virtual void SetLoggingState(LogLevel _saveLevel, LogLevel _queueLevel, LogLevel _dumpTrigger)=0
Definition: Log.h:56
Definition: Log.h:49
i_LogImpl()
Definition: Log.h:73
virtual void QueueClear()=0
Definition: Log.h:57
static Log * Create(string const &_filename, bool const _bAppend, bool const _bConsoleOutput, LogLevel const _saveLevel, LogLevel const _queueLevel, LogLevel const _dumpTrigger)
Create a log.
Definition: Log.cpp:73
virtual void QueueDump()=0
static void SetLogFileName(const string &_filename)
Change the log file name.
Definition: Log.cpp:299
Definition: Log.h:52
Definition: Log.h:54
char const * LogLevelString[]
Definition: Log.cpp:45
static void QueueClear()
Definition: Log.cpp:283
virtual void Write(LogLevel _level, uint8 const _nodeId, char const *_format, va_list _args)=0
static void Destroy()
Destroys the log.
Definition: Log.cpp:121
virtual ~i_LogImpl()
Definition: Log.h:74
virtual void SetLogFileName(const string &_filename)=0
static void QueueDump()
Send the queued log messages to the log output.
Definition: Log.cpp:267
Implements a platform-independent mutex–for serializing access to a shared resource.
Definition: Mutex.h:40
Definition: Log.h:61
A Abstract class to create a Custom Logging MethodUse this as the basis to create a custom logging cl...
Definition: Log.h:70
Definition: Log.h:58
Definition: Log.h:53
Implements a platform-independent log...written to the console and, optionally, a file...
Definition: Log.h:85
static void Write(LogLevel _level, char const *_format,...)
Write an entry to the log.
Definition: Log.cpp:220
static bool SetLoggingClass(i_LogImpl *LogClass)
Set the Logging Implementation Class to replace the standard File/Console logging.
Definition: Log.cpp:133
static void SetLoggingState(bool _dologging)
Enable or disable library logging (retained for backward compatibility)
Definition: Log.cpp:153
Definition: Log.h:50
unsigned char uint8
Definition: Defs.h:90