logger/time_and_size_based_rolling_policy.h

   1 /*
   2  * @file  time_and_size_based_rolling_policy.h
   3  * @brief log4cxx's rolling policy class. (time + size)
   4  *
   5  * L7VSD: Linux Virtual Server for Layer7 Load Balancing
   6  * Copyright (C) 2008  NTT COMWARE Corporation.
   7  *
   8  * This program is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU Lesser General Public
  10  * License as published by the Free Software Foundation; either
  11  * version 2.1 of the License, or (at your option) any later version.
  12  *
  13  * This program is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  16  * Lesser General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU Lesser General Public
  19  * License along with this library; if not, write to the Free Software
  20  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
  21  * 02110-1301 USA
  22  *
  23  **********************************************************************/
  24
  25 #ifndef __TIME_AND_SIZE_BASED_ROLLING_POLICY_H__
  26 #define __TIME_AND_SIZE_BASED_ROLLING_POLICY_H__
  27
  28 #include <log4cxx/portability.h>
  29 #include "strict_time_based_rolling_policy.h"
  30 #include "logger_enum.h"
  31
  32 namespace log4cxx {
  33         namespace rolling {
  34                 /*!
  35                  *  log4cxx time and size based rolling policy class.
  36                  *  this policy class is delivered from StrictTimeBasedRollingPolicy.
  37                  *  so it can size specify in addition to strict time specify.
  38                  */
  39                 class LOG4CXX_EXPORT TimeAndSizeBasedRollingPolicy :
  40                         public StrictTimeBasedRollingPolicy
  41                 {
  42                         DECLARE_LOG4CXX_OBJECT(TimeAndSizeBasedRollingPolicy)
  43                         BEGIN_LOG4CXX_CAST_MAP()
  44                                 LOG4CXX_CAST_ENTRY(TimeAndSizeBasedRollingPolicy)
  45                                 LOG4CXX_CAST_ENTRY_CHAIN(StrictTimeBasedRollingPolicy)
  46                         END_LOG4CXX_CAST_MAP()
  47
  48                 protected:
  49                         //! maximum size of file
  50                         size_t maxFileSize;
  51
  52                 public:
  53                         //! default constructor
  54                         TimeAndSizeBasedRollingPolicy();
  55                         //! option setter
  56                         void setOption(const LogString&, const LogString&);
  57                         //! maxFileSize getter
  58                         size_t getMaxFileSize();
  59                         //! maxFileSize setter
  60                         void setMaxFileSize(size_t);
  61
  62                         //! returns do rollover or not
  63                         virtual bool isTriggeringEvent(
  64                                 Appender* appender,
  65                                 const log4cxx::spi::LoggingEventPtr& event,
  66                                 const LogString& filename,
  67                                 size_t fileLength);
  68
  69                 };
  70                 LOG4CXX_PTR_DEF(TimeAndSizeBasedRollingPolicy);
  71         }
  72 }
  73
  74 #endif  //__TIME_AND_SIZE_BASED_ROLLING_POLICY_H__
  75