| /************************************************************** |
| * |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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. |
| * |
| *************************************************************/ |
| |
| |
| |
| #ifndef _STORE_OBJECT_HXX_ |
| #define _STORE_OBJECT_HXX_ |
| |
| #ifndef _SAL_TYPES_H_ |
| #include "sal/types.h" |
| #endif |
| |
| #ifndef _RTL_REF_HXX_ |
| #include "rtl/ref.hxx" |
| #endif |
| |
| #ifndef _OSL_INTERLCK_H_ |
| #include "osl/interlck.h" |
| #endif |
| |
| namespace store |
| { |
| |
| /*======================================================================== |
| * |
| * IStoreHandle interface. |
| * |
| *======================================================================*/ |
| class IStoreHandle : public rtl::IReference |
| { |
| public: |
| /** Replaces dynamic_cast type checking. |
| */ |
| virtual sal_Bool SAL_CALL isKindOf (sal_uInt32 nTypeId) = 0; |
| }; |
| |
| |
| /** Template helper function as dynamic_cast replacement. |
| */ |
| template<class store_handle_type> |
| store_handle_type * SAL_CALL query ( |
| IStoreHandle * pHandle, store_handle_type *); |
| |
| /*======================================================================== |
| * |
| * OStoreObject interface. |
| * |
| *======================================================================*/ |
| class OStoreObject : public store::IStoreHandle |
| { |
| /** Template function specialization as dynamic_cast replacement. |
| */ |
| friend OStoreObject* |
| SAL_CALL query<> (IStoreHandle *pHandle, OStoreObject*); |
| |
| public: |
| /** Construction. |
| */ |
| OStoreObject (void); |
| |
| /** Allocation. |
| */ |
| static void* operator new (size_t n); |
| static void operator delete (void *p, size_t); |
| |
| /** IStoreHandle. |
| */ |
| virtual sal_Bool SAL_CALL isKindOf (sal_uInt32 nTypeId); |
| |
| /** IReference. |
| */ |
| virtual oslInterlockedCount SAL_CALL acquire (void); |
| virtual oslInterlockedCount SAL_CALL release (void); |
| |
| protected: |
| /** Destruction. |
| */ |
| virtual ~OStoreObject (void); |
| |
| private: |
| /** The IStoreHandle TypeId. |
| */ |
| static const sal_uInt32 m_nTypeId; |
| |
| /** Representation. |
| */ |
| oslInterlockedCount m_nRefCount; |
| |
| /** Not implemented. |
| */ |
| OStoreObject (const OStoreObject&); |
| OStoreObject& operator= (const OStoreObject&); |
| }; |
| |
| /** Template function specialization as dynamic_cast replacement. |
| */ |
| template<> inline OStoreObject* |
| SAL_CALL query (IStoreHandle *pHandle, OStoreObject*) |
| { |
| if (pHandle && pHandle->isKindOf (OStoreObject::m_nTypeId)) |
| { |
| // Handle is kind of OStoreObject. |
| return static_cast<OStoreObject*>(pHandle); |
| } |
| return 0; |
| } |
| |
| /*======================================================================== |
| * |
| * The End. |
| * |
| *======================================================================*/ |
| |
| } // namespace store |
| |
| #endif /* !_STORE_OBJECT_HXX_ */ |