source: cpp/frams/loggers/loggers.h @ 378

Last change on this file since 378 was 378, checked in by Maciej Komosinski, 7 years ago

Improved argument variable names; changed implementation to use STL classes (vector, string)

  • Property svn:eol-style set to native
File size: 3.0 KB
Line 
1// This file is a part of Framsticks SDK.  http://www.framsticks.com/
2// Copyright (C) 1999-2015  Maciej Komosinski and Szymon Ulatowski.
3// See LICENSE.txt for details.
4
5#ifndef _COMMON_LOGGERS_H_
6#define _COMMON_LOGGERS_H_
7
8#include <common/log.h>
9#include <common/threads.h>
10#include <common/nonstd_stl.h>
11
12class LoggerBase;
13
14class LoggerManager
15{
16        friend class LoggerBase;
17        vector<LoggerBase*> loggers;
18        void send(int position, const char *obj, const char *method, int level, const char *msg);
19public:
20        int find(LoggerBase *logger)
21        {
22                vector<LoggerBase*>::iterator it = std::find(loggers.begin(), loggers.end(), logger);
23                return it == loggers.end() ? -1 : std::distance(loggers.begin(), it);
24        }
25        int add(LoggerBase *logger);
26        void remove(int i);
27        void remove(LoggerBase *logger);
28        void removeAll();
29        void send(const char *obj, const char *method, int level, const char *msg)
30        {
31                send(loggers.size() - 1, obj, method, level, msg);
32        }
33        ~LoggerManager() { removeAll(); }
34};
35
36extern THREAD_LOCAL_DECL(LoggerManager, message_handler_manager_instance);
37
38////////////////////////////////////////
39
40class LoggerBase
41{
42        friend class LoggerManager;
43protected:
44        LoggerManager* manager;
45        int options;
46
47public:
48
49        enum LoggerOptions
50        {
51                DontBlock = 1, CannotBeBlocked = 2, Enable = 4, Paused = 8
52        };
53
54        void logPrintf(const char *o, const char *m, int w, const char *bl, ...);
55        void send(const char *obj, const char *method, int level, const char *msg);
56
57        bool isEnabled() { return manager ? true : false; }
58        void enable();
59        void disable();
60        bool isPaused() { return (options & Paused) != 0; }
61        void pause();
62        void resume();
63
64        LoggerBase(int opts = 0) :manager(NULL), options(opts)
65        {
66                if (options&Enable) enable();
67        }
68        virtual ~LoggerBase()
69        {
70                disable();
71        }
72
73        virtual void handle(const char *obj, const char *method, int level, const char *msg) {}
74};
75
76///////////////////////////////////////////
77
78class LoggerToMemory : public LoggerBase
79{
80protected:
81        int maxlevel, minleveltostore, errcount, warncount, infocount, storedcount;
82        string msgs;
83
84public:
85
86        void reset() { maxlevel = LOG_INFO - 1; errcount = warncount = infocount = storedcount = 0; msgs = ""; }
87
88        enum Options2
89        {
90                StoreFirstMessage = 16, StoreAllMessages = 32
91        };
92
93        int getErrorCount()       { return errcount; }
94        int getWarningCount()     { return warncount; }
95        int getInfoCount()        { return infocount; }
96        int getStoredCount()      { return storedcount; }
97        int getErrorLevel()       { return maxlevel; }
98        const string getMessages() { return msgs; }
99
100        LoggerToMemory(int opts = 0, int minimal_level_to_store = LOG_ERROR) :LoggerBase(opts), minleveltostore(minimal_level_to_store)
101        {
102                reset();
103        }
104
105        void handle(const char *obj, const char *method, int level, const char *msg);
106};
107
108class RedirectingLogger : public LoggerBase
109{
110        LoggerManager *other_manager;
111public:
112        RedirectingLogger(LoggerManager *other_mgr, int opts = 0)
113                :LoggerBase(opts), other_manager(other_mgr) {}
114
115        void handle(const char *obj, const char *method, int level, const char *msg)
116        {
117                other_manager->send(obj, method, level, msg);
118        }
119};
120
121#endif
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