source: pacpusframework/trunk/3rd/apache-log4cxx/include/log4cxx/level.h@ 64

Last change on this file since 64 was 2, checked in by sgosseli, 12 years ago

Add 3rd party libraries (log4cxx).
File size: 10.7 KB
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1/*
2 * Licensed to the Apache Software Foundation (ASF) under one or more
3 * contributor license agreements. See the NOTICE file distributed with
4 * this work for additional information regarding copyright ownership.
5 * The ASF licenses this file to You under the Apache License, Version 2.0
6 * (the "License"); you may not use this file except in compliance with
7 * the License. You may obtain a copy of the License at
8 *
9 * http://www.apache.org/licenses/LICENSE-2.0
10 *
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
16 */
17
18#ifndef _LOG4CXX_LEVEL_H
19#define _LOG4CXX_LEVEL_H
20
21
22#include <log4cxx/logstring.h>
23#include <limits.h>
24#include <log4cxx/helpers/objectimpl.h>
25#include <log4cxx/helpers/objectptr.h>
26
27
28namespace log4cxx
29{
30 class Level;
31 /** smart pointer to a Level instance */
32 LOG4CXX_PTR_DEF(Level);
33
34 /**
35 Defines the minimum set of levels recognized by the system, that is
36 <code>OFF</code>, <code>FATAL</code>, <code>ERROR</code>,
37 <code>WARN</code>, <code>INFO</code>, <code>DEBUG</code> and
38 <code>ALL</code>.
39 <p>The <code>Level</code> class may be subclassed to define a larger
40 level set.
41 */
42 class LOG4CXX_EXPORT Level : public helpers::ObjectImpl
43 {
44 public:
45 class LOG4CXX_EXPORT LevelClass : public helpers::Class
46 {
47 public:
48 LevelClass() : helpers::Class() {}
49
50 virtual LogString getName() const {
51 return LOG4CXX_STR("Level");
52 }
53
54 virtual LevelPtr toLevel(const LogString& sArg) const
55 { return Level::toLevelLS(sArg); }
56
57 virtual LevelPtr toLevel(int val) const
58 { return Level::toLevel(val); }
59 };
60
61 DECLARE_LOG4CXX_OBJECT_WITH_CUSTOM_CLASS(Level, LevelClass)
62 BEGIN_LOG4CXX_CAST_MAP()
63 LOG4CXX_CAST_ENTRY(Level)
64 END_LOG4CXX_CAST_MAP()
65
66 /**
67 Instantiate a Level object.
68 */
69 Level(int level,
70 const LogString& name,
71 int syslogEquivalent);
72
73 /**
74 Convert the string passed as argument to a level. If the
75 conversion fails, then this method returns DEBUG.
76 * @param sArg level name.
77 */
78 static LevelPtr toLevel(const std::string& sArg);
79 /**
80 Convert the string passed as argument to a level. If the
81 conversion fails, then this method returns the value of
82 <code>defaultLevel</code>.
83 * @param sArg level name.
84 * @param defaultLevel level to return if no match.
85 * @return
86 */
87 static LevelPtr toLevel(const std::string& sArg,
88 const LevelPtr& defaultLevel);
89 /**
90 * Get the name of the level in the current encoding.
91 * @param name buffer to which name is appended.
92 */
93 void toString(std::string& name) const;
94
95#if LOG4CXX_WCHAR_T_API
96 /**
97 Convert the string passed as argument to a level. If the
98 conversion fails, then this method returns DEBUG.
99 * @param sArg level name.
100 */
101 static LevelPtr toLevel(const std::wstring& sArg);
102 /**
103 Convert the string passed as argument to a level. If the
104 conversion fails, then this method returns the value of
105 <code>defaultLevel</code>.
106 * @param sArg level name.
107 * @param defaultLevel level to return if no match.
108 * @return
109 */
110 static LevelPtr toLevel(const std::wstring& sArg,
111 const LevelPtr& defaultLevel);
112 /**
113 * Get the name of the level.
114 * @param name buffer to which name is appended.
115 */
116 void toString(std::wstring& name) const;
117#endif
118#if LOG4CXX_UNICHAR_API
119 /**
120 Convert the string passed as argument to a level. If the
121 conversion fails, then this method returns DEBUG.
122 * @param sArg level name.
123 */
124 static LevelPtr toLevel(const std::basic_string<UniChar>& sArg);
125 /**
126 Convert the string passed as argument to a level. If the
127 conversion fails, then this method returns the value of
128 <code>defaultLevel</code>.
129 * @param sArg level name.
130 * @param defaultLevel level to return if no match.
131 * @return
132 */
133 static LevelPtr toLevel(const std::basic_string<UniChar>& sArg,
134 const LevelPtr& defaultLevel);
135 /**
136 * Get the name of the level.
137 * @param name buffer to which name is appended.
138 */
139 void toString(std::basic_string<UniChar>& name) const;
140#endif
141#if LOG4CXX_CFSTRING_API
142 /**
143 Convert the string passed as argument to a level. If the
144 conversion fails, then this method returns DEBUG.
145 * @param sArg level name.
146 */
147 static LevelPtr toLevel(const CFStringRef& sArg);
148 /**
149 Convert the string passed as argument to a level. If the
150 conversion fails, then this method returns the value of
151 <code>defaultLevel</code>.
152 * @param sArg level name.
153 * @param defaultLevel level to return if no match.
154 * @return
155 */
156 static LevelPtr toLevel(const CFStringRef& sArg,
157 const LevelPtr& defaultLevel);
158 /**
159 * Get the name of the level.
160 * @param name buffer to which name is appended.
161 */
162 void toString(CFStringRef& name) const;
163#endif
164 /**
165 Convert the string passed as argument to a level. If the
166 conversion fails, then this method returns DEBUG.
167 * @param sArg level name.
168 */
169 static LevelPtr toLevelLS(const LogString& sArg);
170 /**
171 Convert the string passed as argument to a level. If the
172 conversion fails, then this method returns the value of
173 <code>defaultLevel</code>.
174 * @param sArg level name.
175 * @param defaultLevel level to return if no match.
176 * @return
177 */
178 static LevelPtr toLevelLS(const LogString& sArg,
179 const LevelPtr& defaultLevel);
180 /**
181 Returns the string representation of this level.
182 * @return level name.
183 */
184 LogString toString() const;
185
186 /**
187 Convert an integer passed as argument to a level. If the
188 conversion fails, then this method returns DEBUG.
189 */
190 static LevelPtr toLevel(int val);
191
192 /**
193 Convert an integer passed as argument to a level. If the
194 conversion fails, then this method returns the specified default.
195 */
196 static LevelPtr toLevel(int val, const LevelPtr& defaultLevel);
197
198 enum {
199 OFF_INT = INT_MAX,
200 FATAL_INT = 50000,
201 ERROR_INT = 40000,
202 WARN_INT = 30000,
203 INFO_INT = 20000,
204 DEBUG_INT = 10000,
205 TRACE_INT = 5000,
206 ALL_INT = INT_MIN
207 };
208
209
210 static LevelPtr getAll();
211 static LevelPtr getFatal();
212 static LevelPtr getError();
213 static LevelPtr getWarn();
214 static LevelPtr getInfo();
215 static LevelPtr getDebug();
216 static LevelPtr getTrace();
217 static LevelPtr getOff();
218
219
220 /**
221 Two levels are equal if their level fields are equal.
222 */
223 virtual bool equals(const LevelPtr& level) const;
224
225 inline bool operator==(const Level& level1) const
226 { return (this->level == level1.level); }
227
228 inline bool operator!=(const Level& level1) const
229 { return (this->level != level1.level); }
230
231 /**
232 Return the syslog equivalent of this level as an integer.
233 */
234 inline int getSyslogEquivalent() const {
235 return syslogEquivalent;
236 }
237
238
239 /**
240 Returns <code>true</code> if this level has a higher or equal
241 level than the level passed as argument, <code>false</code>
242 otherwise.
243
244 <p>You should think twice before overriding the default
245 implementation of <code>isGreaterOrEqual</code> method.
246
247 */
248 virtual bool isGreaterOrEqual(const LevelPtr& level) const;
249
250
251 /**
252 Returns the integer representation of this level.
253 */
254 inline int toInt() const {
255 return level;
256 }
257
258 private:
259 int level;
260 LogString name;
261 int syslogEquivalent;
262 Level(const Level&);
263 Level& operator=(const Level&);
264 };
265}
266
267#define DECLARE_LOG4CXX_LEVEL(level)\
268public:\
269 class Class##level : public Level::LevelClass\
270{\
271public:\
272 Class##level() : Level::LevelClass() {}\
273 virtual LogString getName() const { return LOG4CXX_STR(#level); } \
274 virtual LevelPtr toLevel(const LogString& sArg) const\
275 { return level::toLevelLS(sArg); }\
276 virtual LevelPtr toLevel(int val) const\
277 { return level::toLevel(val); }\
278};\
279DECLARE_LOG4CXX_OBJECT_WITH_CUSTOM_CLASS(level, Class##level)
280
281#define IMPLEMENT_LOG4CXX_LEVEL(level) \
282IMPLEMENT_LOG4CXX_OBJECT_WITH_CUSTOM_CLASS(level, Class##level)
283
284
285#endif //_LOG4CXX_LEVEL_H
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