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-rw-r--r--src/framework/Policies/CreationPolicy.h9
-rw-r--r--src/framework/Policies/ObjectLifeTime.cpp3
-rw-r--r--src/framework/Policies/ObjectLifeTime.h8
-rw-r--r--src/framework/Policies/Singleton.h9
-rw-r--r--src/framework/Policies/SingletonImp.h10
-rw-r--r--src/framework/Policies/ThreadingModel.h23
6 files changed, 62 insertions, 0 deletions
diff --git a/src/framework/Policies/CreationPolicy.h b/src/framework/Policies/CreationPolicy.h
index 9bca121b632..91bec9eab37 100644
--- a/src/framework/Policies/CreationPolicy.h
+++ b/src/framework/Policies/CreationPolicy.h
@@ -17,10 +17,13 @@
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
+
#ifndef TRINITY_CREATIONPOLICY_H
#define TRINITY_CREATIONPOLICY_H
+
#include <stdlib.h>
#include "Platform/Define.h"
+
namespace Trinity
{
/**
@@ -33,6 +36,7 @@ namespace Trinity
static T* Create(void) { return (new T); }
static void Destroy(T *obj) { delete obj; }
};
+
/**
* LocalStaticCreation policy creates an object on the stack
* the first time call Create.
@@ -59,8 +63,10 @@ namespace Trinity
static MaxAlign si_localStatic;
return new(&si_localStatic) T;
}
+
static void Destroy(T *obj) { obj->~T(); }
};
+
/**
* CreateUsingMalloc by pass the memory manger.
*/
@@ -74,12 +80,14 @@ namespace Trinity
if (!p) return 0;
return new(p) T;
}
+
static void Destroy(T* p)
{
p->~T();
::free(p);
}
};
+
/**
* CreateOnCallBack creates the object base on the call back.
*/
@@ -91,6 +99,7 @@ namespace Trinity
{
return CALL_BACK::createCallBack();
}
+
static void Destroy(T *p)
{
CALL_BACK::destroyCallBack(p);
diff --git a/src/framework/Policies/ObjectLifeTime.cpp b/src/framework/Policies/ObjectLifeTime.cpp
index d86e96a8e87..852e382a0e9 100644
--- a/src/framework/Policies/ObjectLifeTime.cpp
+++ b/src/framework/Policies/ObjectLifeTime.cpp
@@ -17,14 +17,17 @@
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
+
#include <cstdlib>
#include "ObjectLifeTime.h"
+
namespace Trinity
{
extern "C" void external_wrapper(void *p)
{
std::atexit( (void (*)())p );
}
+
void TRINITY_DLL_SPEC at_exit( void (*func)() )
{
external_wrapper((void*)func);
diff --git a/src/framework/Policies/ObjectLifeTime.h b/src/framework/Policies/ObjectLifeTime.h
index 51765d4d4b4..86303f889fb 100644
--- a/src/framework/Policies/ObjectLifeTime.h
+++ b/src/framework/Policies/ObjectLifeTime.h
@@ -17,14 +17,19 @@
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
+
#ifndef TRINITY_OBJECTLIFETIME_H
#define TRINITY_OBJECTLIFETIME_H
+
#include <stdexcept>
#include "Platform/Define.h"
+
typedef void (* Destroyer)(void);
+
namespace Trinity
{
void TRINITY_DLL_SPEC at_exit( void (*func)() );
+
template <class T>
class TRINITY_DLL_DECL ObjectLifeTime
{
@@ -33,8 +38,11 @@ namespace Trinity
{
at_exit( destroyer );
}
+
DECLSPEC_NORETURN static void OnDeadReference(void) ATTR_NORETURN;
+
};
+
template <class T>
void ObjectLifeTime<T>::OnDeadReference(void) // We don't handle Dead Reference for now
{
diff --git a/src/framework/Policies/Singleton.h b/src/framework/Policies/Singleton.h
index d8d4fd4df20..66daaba5a9a 100644
--- a/src/framework/Policies/Singleton.h
+++ b/src/framework/Policies/Singleton.h
@@ -17,14 +17,18 @@
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
+
#ifndef TRINITY_SINGLETON_H
#define TRINITY_SINGLETON_H
+
/**
* @brief class Singleton
*/
+
#include "CreationPolicy.h"
#include "ThreadingModel.h"
#include "ObjectLifeTime.h"
+
namespace Trinity
{
template
@@ -38,14 +42,19 @@ namespace Trinity
{
public:
static T& Instance();
+
protected:
Singleton() {};
+
private:
+
// Prohibited actions...this does not prevent hijacking.
Singleton(const Singleton &);
Singleton& operator=(const Singleton &);
+
// Singleton Helpers
static void DestroySingleton();
+
// data structure
typedef typename ThreadingModel::Lock Guard;
static T *si_instance;
diff --git a/src/framework/Policies/SingletonImp.h b/src/framework/Policies/SingletonImp.h
index 44f2d184410..89a4738ae22 100644
--- a/src/framework/Policies/SingletonImp.h
+++ b/src/framework/Policies/SingletonImp.h
@@ -17,11 +17,15 @@
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
+
#ifndef TRINITY_SINGLETONIMPL_H
#define TRINITY_SINGLETONIMPL_H
+
#include "Singleton.h"
+
// avoid the using namespace here cuz
// its a .h file afterall
+
template
<
typename T,
@@ -47,8 +51,10 @@ Trinity::Singleton<T, ThreadingModel, CreatePolicy, LifeTimePolicy >::Instance()
LifeTimePolicy::ScheduleCall(&DestroySingleton);
}
}
+
return *si_instance;
}
+
template
<
typename T,
@@ -63,18 +69,22 @@ Trinity::Singleton<T, ThreadingModel, CreatePolicy, LifeTimePolicy>::DestroySing
si_instance = NULL;
si_destroyed = true;
}
+
#define INSTANTIATE_SINGLETON_1(TYPE) \
template class TRINITY_DLL_DECL Trinity::Singleton<TYPE, Trinity::SingleThreaded<TYPE>, Trinity::OperatorNew<TYPE>, Trinity::ObjectLifeTime<TYPE> >; \
template<> TYPE* Trinity::Singleton<TYPE, Trinity::SingleThreaded<TYPE>, Trinity::OperatorNew<TYPE>, Trinity::ObjectLifeTime<TYPE> >::si_instance = 0; \
template<> bool Trinity::Singleton<TYPE, Trinity::SingleThreaded<TYPE>, Trinity::OperatorNew<TYPE>, Trinity::ObjectLifeTime<TYPE> >::si_destroyed = false
+
#define INSTANTIATE_SINGLETON_2(TYPE, THREADINGMODEL) \
template class TRINITY_DLL_DECL Trinity::Singleton<TYPE, THREADINGMODEL, Trinity::OperatorNew<TYPE>, Trinity::ObjectLifeTime<TYPE> >; \
template<> TYPE* Trinity::Singleton<TYPE, THREADINGMODEL, Trinity::OperatorNew<TYPE>, Trinity::ObjectLifeTime<TYPE> >::si_instance = 0; \
template<> bool Trinity::Singleton<TYPE, THREADINGMODEL, Trinity::OperatorNew<TYPE>, Trinity::ObjectLifeTime<TYPE> >::si_destroyed = false
+
#define INSTANTIATE_SINGLETON_3(TYPE, THREADINGMODEL, CREATIONPOLICY ) \
template class TRINITY_DLL_DECL Trinity::Singleton<TYPE, THREADINGMODEL, CREATIONPOLICY, Trinity::ObjectLifeTime<TYPE> >; \
template<> TYPE* Trinity::Singleton<TYPE, THREADINGMODEL, CREATIONPOLICY, Trinity::ObjectLifeTime<TYPE> >::si_instance = 0; \
template<> bool Trinity::Singleton<TYPE, THREADINGMODEL, CREATIONPOLICY, Trinity::ObjectLifeType<TYPE> >::si_destroyed = false
+
#define INSTANTIATE_SINGLETON_4(TYPE, THREADINGMODEL, CREATIONPOLICY, OBJECTLIFETIME) \
template class TRINITY_DLL_DECL Trinity::Singleton<TYPE, THREADINGMODEL, CREATIONPOLICY, OBJECTLIFETIME >; \
template<> TYPE* Trinity::Singleton<TYPE, THREADINGMODEL, CREATIONPOLICY, OBJECTLIFETIME >::si_instance = 0; \
diff --git a/src/framework/Policies/ThreadingModel.h b/src/framework/Policies/ThreadingModel.h
index 3e0593789b5..a380fe78323 100644
--- a/src/framework/Policies/ThreadingModel.h
+++ b/src/framework/Policies/ThreadingModel.h
@@ -17,16 +17,21 @@
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
+
#ifndef TRINITY_THREADINGMODEL_H
#define TRINITY_THREADINGMODEL_H
+
/**
* @class ThreadingModel<T>
*
*/
+
#include "Platform/Define.h"
+
namespace Trinity
{
inline void Guard(void *) {}
+
template<typename MUTEX> class TRINITY_DLL_DECL GeneralLock
{
public:
@@ -34,6 +39,7 @@ namespace Trinity
{
i_mutex.acquire();
}
+
~GeneralLock()
{
i_mutex.release();
@@ -43,10 +49,12 @@ namespace Trinity
GeneralLock& operator=(const GeneralLock &);
MUTEX &i_mutex;
};
+
template <class T>
class TRINITY_DLL_DECL SingleThreaded
{
public:
+
struct Lock // empty object
{
Lock() {}
@@ -55,31 +63,40 @@ namespace Trinity
{
}
};
+
typedef T VolatileType;
};
+
// object level lockable
template<class T, class MUTEX>
class TRINITY_DLL_DECL ObjectLevelLockable
{
public:
ObjectLevelLockable() : i_mtx() {}
+
friend class Lock;
+
class Lock
{
public:
Lock(ObjectLevelLockable<T, MUTEX> &host) : i_lock(host.i_mtx)
{
}
+
private:
GeneralLock<MUTEX> i_lock;
};
+
typedef volatile T VolatileType;
+
private:
// prevent the compiler creating a copy construct
ObjectLevelLockable(const ObjectLevelLockable<T, MUTEX> &);
ObjectLevelLockable<T, MUTEX>& operator=(const ObjectLevelLockable<T, MUTEX> &);
+
MUTEX i_mtx;
};
+
template<class T, class MUTEX>
class TRINITY_DLL_DECL ClassLevelLockable
{
@@ -87,7 +104,9 @@ namespace Trinity
class Lock;
friend class Lock;
typedef volatile T VolatileType;
+
ClassLevelLockable() {}
+
class Lock
{
public:
@@ -96,11 +115,15 @@ namespace Trinity
Lock() { ClassLevelLockable<T, MUTEX>::si_mtx.acquire(); }
~Lock() { ClassLevelLockable<T, MUTEX>::si_mtx.release(); }
};
+
private:
static MUTEX si_mtx;
};
+
}
+
template<class T, class MUTEX> MUTEX Trinity::ClassLevelLockable<T, MUTEX>::si_mtx;
+
#define INSTANTIATE_CLASS_MUTEX(CTYPE,MUTEX) \
template class TRINITY_DLL_DECL Trinity::ClassLevelLockable<CTYPE, MUTEX >
#endif