| /************************************************************** |
| * |
| * 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 __MUTEXHOLDER_HXX_ |
| #define __MUTEXHOLDER_HXX_ |
| |
| #include <osl/mutex.hxx> |
| |
| class SotMutexHolder |
| { |
| ::osl::Mutex m_aMutex; |
| sal_Int32 m_nRefCount; |
| |
| public: |
| SotMutexHolder() : m_nRefCount( 0 ) {} |
| |
| void AddRef() |
| { |
| m_nRefCount++; |
| } |
| |
| void ReleaseRef() |
| { |
| if ( !--m_nRefCount ) |
| delete this; |
| } |
| |
| ::osl::Mutex& GetMutex() { return m_aMutex; } |
| }; |
| |
| class SotMutexHolderRef |
| { |
| SotMutexHolder* m_pHolder; |
| |
| public: |
| SotMutexHolderRef() |
| : m_pHolder( NULL ) |
| {} |
| |
| SotMutexHolderRef( SotMutexHolder* pHolder ) |
| : m_pHolder( pHolder ) |
| { |
| if ( m_pHolder ) |
| m_pHolder->AddRef(); |
| } |
| |
| SotMutexHolderRef( const SotMutexHolderRef& rRef ) |
| : m_pHolder( rRef.m_pHolder ) |
| { |
| if ( m_pHolder ) |
| m_pHolder->AddRef(); |
| } |
| |
| ~SotMutexHolderRef() |
| { |
| if ( m_pHolder ) |
| m_pHolder->ReleaseRef(); |
| } |
| |
| SotMutexHolderRef& operator =( const SotMutexHolderRef& rRef ) |
| { |
| if ( m_pHolder ) |
| m_pHolder->ReleaseRef(); |
| |
| m_pHolder = rRef.m_pHolder; |
| |
| if ( m_pHolder ) |
| m_pHolder->AddRef(); |
| |
| return *this; |
| } |
| |
| SotMutexHolderRef& operator =( SotMutexHolder* pHolder ) |
| { |
| if ( m_pHolder ) |
| m_pHolder->ReleaseRef(); |
| |
| m_pHolder = pHolder; |
| |
| if ( m_pHolder ) |
| m_pHolder->AddRef(); |
| return *this; |
| } |
| |
| SotMutexHolder* operator ->() const |
| { |
| return m_pHolder; |
| } |
| |
| SotMutexHolder& operator *() const |
| { |
| return *m_pHolder; |
| } |
| |
| operator SotMutexHolder*() const |
| { |
| return m_pHolder; |
| } |
| |
| sal_Bool Is() const |
| { |
| return m_pHolder != NULL; |
| } |
| }; |
| |
| #endif |
| |
