| /* -*- C++ -*- */ |
| /* |
| * Copyright 2003-2004 The Apache Software Foundation. |
| // (c) Copyright IBM Corp. 2004, 2005 All Rights Reserved |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #if !defined(AXIS_SHAREDOBJECT_H__OF_AXIS_INCLUDED_) |
| #define AXIS_SHAREDOBJECT_H__OF_AXIS_INCLUDED_ |
| |
| #include <axis/GDefine.hpp> |
| #ifdef WIN32 |
| #include <windows.h> |
| #else //Linux |
| #include "pthread.h" |
| #endif |
| /* |
| * @class SharedObject |
| * @brief interface for the SharedObject class. |
| * |
| * |
| * @author Susantha Kumara (skumara@virtusa.com) |
| * @author Damitha Kumarage (damitha@opensource.lk, damitha@jkcsworld.com) |
| * |
| */ |
| |
| AXIS_CPP_NAMESPACE_START |
| |
| class SharedObject |
| { |
| public: |
| SharedObject (); |
| virtual ~ SharedObject (); |
| int unlock (); |
| int lock (); |
| |
| protected: |
| class Lock |
| { |
| public: |
| inline Lock(); |
| inline Lock(SharedObject *obj); |
| inline ~Lock(); |
| inline void unlock(); |
| |
| private: |
| SharedObject *m_locked; |
| }; |
| |
| |
| private: |
| bool m_bLocked; |
| #ifdef WIN32 |
| HANDLE mut; |
| #else //Linux |
| pthread_mutex_t *mut; |
| #endif |
| }; |
| |
| // Inline functions |
| SharedObject::Lock::Lock() : m_locked(NULL) |
| {} |
| |
| SharedObject::Lock::Lock(SharedObject *obj) |
| { |
| obj->lock(); |
| m_locked = obj; |
| } |
| |
| SharedObject::Lock::~Lock() |
| { |
| if (m_locked) m_locked->unlock(); |
| } |
| |
| void SharedObject::Lock::unlock() |
| { |
| if (m_locked) |
| { |
| m_locked->unlock(); |
| m_locked = NULL; |
| } |
| } |
| |
| AXIS_CPP_NAMESPACE_END |
| |
| #endif |