log4cplus  2.0.0
nullappender.h
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1 // -*- C++ -*-
2 // Module: Log4CPLUS
3 // File: nullappender.h
4 // Created: 6/2003
5 // Author: Tad E. Smith
6 //
7 //
8 // Copyright 2003-2017 Tad E. Smith
9 //
10 // Licensed under the Apache License, Version 2.0 (the "License");
11 // you may not use this file except in compliance with the License.
12 // You may obtain a copy of the License at
13 //
14 // http://www.apache.org/licenses/LICENSE-2.0
15 //
16 // Unless required by applicable law or agreed to in writing, software
17 // distributed under the License is distributed on an "AS IS" BASIS,
18 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
19 // See the License for the specific language governing permissions and
20 // limitations under the License.
21 
24 #ifndef LOG4CPLUS_NULL_APPENDER_HEADER_
25 #define LOG4CPLUS_NULL_APPENDER_HEADER_
26 
27 #include <log4cplus/config.hxx>
28 
29 #if defined (LOG4CPLUS_HAVE_PRAGMA_ONCE)
30 #pragma once
31 #endif
32 
33 #include <log4cplus/appender.h>
34 
35 
36 namespace log4cplus {
37 
42  public:
43  // Ctors
44  NullAppender();
46 
47  // Dtor
48  virtual ~NullAppender();
49 
50  // Methods
51  virtual void close();
52 
53  protected:
54  virtual void append(const log4cplus::spi::InternalLoggingEvent& event);
55 
56  private:
57  // Disallow copying of instances of this class
58  NullAppender(const NullAppender&);
59  NullAppender& operator=(const NullAppender&);
60  };
61 
62 } // end namespace log4cplus
63 
64 #endif // LOG4CPLUS_NULL_APPENDER_HEADER_
65 
The internal representation of logging events.
Definition: loggingevent.h:51
#define LOG4CPLUS_EXPORT
Definition: win32.h:141
Appends log events to a file.
Definition: nullappender.h:41
Extend this class for implementing your own strategies for printing log statements.
Definition: appender.h:132