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groups.h

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00001 // Copyright (C) 1999-2001 Open Source Telecom Corporation.
00002 //  
00003 // This program is free software; you can redistribute it and/or modify
00004 // it under the terms of the GNU General Public License as published by
00005 // the Free Software Foundation; either version 2 of the License, or
00006 // (at your option) any later version.
00007 // 
00008 // This program is distributed in the hope that it will be useful,
00009 // but WITHOUT ANY WARRANTY; without even the implied warranty of
00010 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00011 // GNU General Public License for more details.
00012 // 
00013 // You should have received a copy of the GNU General Public License
00014 // along with this program; if not, write to the Free Software 
00015 // Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
00016 // 
00017 // As a special exception to the GNU General Public License, permission is 
00018 // granted for additional uses of the text contained in its release 
00019 // of Common C++.
00020 // 
00021 // The exception is that, if you link the Common C++ library with other
00022 // files to produce an executable, this does not by itself cause the
00023 // resulting executable to be covered by the GNU General Public License.
00024 // Your use of that executable is in no way restricted on account of
00025 // linking the Common C++ library code into it.
00026 // 
00027 // This exception does not however invalidate any other reasons why
00028 // the executable file might be covered by the GNU General Public License.
00029 // 
00030 // This exception applies only to the code released under the 
00031 // name Common C++.  If you copy code from other releases into a copy of
00032 // Common C++, as the General Public License permits, the exception does
00033 // not apply to the code that you add in this way.  To avoid misleading
00034 // anyone as to the status of such modified files, you must delete
00035 // this exception notice from them.
00036 // 
00037 // If you write modifications of your own for Common C++, it is your choice
00038 // whether to permit this exception to apply to your modifications.
00039 // If you do not wish that, delete this exception notice.  
00040 
00041 #ifndef CCXX_GROUPS_H_
00042 #define CCXX_GROUPS_H_
00043 
00044 #ifndef CCXX_CONFIG_H_
00045 #include <cc++/config.h>
00046 #endif
00047 
00048 #ifndef CCXX_THREAD_H_
00049 #include <cc++/thread.h>
00050 #endif
00051 
00052 #ifndef CCXX_FILE_H_
00053 #include <cc++/file.h>
00054 #endif
00055 
00056 #ifdef  CCXX_NAMESPACES
00057 namespace ost {
00058 #endif
00059 
00066 class PluginGroup : public DSO
00067 {
00068 private:
00069         static PluginGroup *firstMember;
00070         PluginGroup *nextMember;
00071 
00072         friend CCXX_EXPORT(void) removePlugins(PluginGroup *group = NULL);
00073         friend CCXX_EXPORT(void) loadPlugins(PluginGroup *group, const char *path, const char *ext, bool flag);
00074         friend inline void loadPlugins(const char *path, const char *ext, bool flag)
00075                 {loadPlugins(PluginGroup::firstMember, path, ext, flag);};
00076                 
00077 
00078 public:
00079         CCXX_MEMBER_EXPORT(CCXX_EMPTY) PluginGroup(const char *path, bool resolve = true);
00080         CCXX_MEMBER_EXPORT(CCXX_EMPTY) PluginGroup(PluginGroup **grp, const char *path, bool resolve = true);
00081 };
00082 
00090 class TimedGroup
00091 {
00092 private:
00093         static TimedGroup *firstMember;
00094         TimedGroup *nextMember;
00095 #ifdef __BORLANDC__
00096         std::time_t nextRun;
00097 #else
00098         time_t nextRun;
00099 #endif
00100 
00101         friend CCXX_EXPORT(void) runTimed(TimedGroup *grp = NULL);
00102 
00103 protected:
00104         CCXX_MEMBER_EXPORT(CCXX_EMPTY) TimedGroup(TimedGroup **group = NULL);
00105 
00106         virtual ~TimedGroup() {};
00107 
00108         CCXX_MEMBER_EXPORT(bool) isRunnable(void);
00109 
00110         virtual void Initial(void)
00111                 {return;};
00112 
00113         virtual void Run(void) = 0;
00114 
00115 public:
00116         CCXX_MEMBER_EXPORT(void) Stop(void);
00117         CCXX_MEMBER_EXPORT(void) Start(void);
00118 };
00119 
00127 class ThreadGroup : public Thread
00128 {
00129 private:
00130         static ThreadGroup *firstMember;
00131         ThreadGroup *nextMember;
00132 
00136         friend CCXX_EXPORT(void) startThreads(ThreadGroup *group = NULL);
00137         friend CCXX_EXPORT(void) stopThreads(ThreadGroup *group = NULL);
00138 
00139 protected:
00140         CCXX_MEMBER_EXPORT(CCXX_EMPTY) ThreadGroup(int pri, unsigned stack);
00141         CCXX_MEMBER_EXPORT(CCXX_EMPTY) ThreadGroup(ThreadGroup **group, int pri, unsigned stack);
00142 
00143         virtual ~ThreadGroup()
00144                 {Terminate();};
00145 
00146         virtual void Stop(void)
00147                 {Terminate();};
00148 
00149         virtual void Start(void)
00150                 {Start();};
00151 };
00152 
00153 #ifdef  CCXX_NAMESPACES
00154 };
00155 #endif
00156 
00157 #endif
00158 

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