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Diffstat (limited to 'mysqlc/source/mysqlc_subcomponent.hxx')
-rw-r--r-- | mysqlc/source/mysqlc_subcomponent.hxx | 255 |
1 files changed, 255 insertions, 0 deletions
diff --git a/mysqlc/source/mysqlc_subcomponent.hxx b/mysqlc/source/mysqlc_subcomponent.hxx new file mode 100644 index 000000000000..5d3bd2c9b4f3 --- /dev/null +++ b/mysqlc/source/mysqlc_subcomponent.hxx @@ -0,0 +1,255 @@ +/************************************************************************* +* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. +* +* Copyright 2008 by Sun Microsystems, Inc. +* +* OpenOffice.org - a multi-platform office productivity suite +* +* $RCSfile: mysqlc_subcomponent.hxx,v $ +* +* $Revision: 1.1.2.2 $ +* +* This file is part of OpenOffice.org. +* +* OpenOffice.org is free software: you can redistribute it and/or modify +* it under the terms of the GNU Lesser General Public License version 3 +* only, as published by the Free Software Foundation. +* +* OpenOffice.org is distributed in the hope that it will be useful, +* but WITHOUT ANY WARRANTY; without even the implied warranty of +* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +* GNU Lesser General Public License version 3 for more details +* (a copy is included in the LICENSE file that accompanied this code). +* +* You should have received a copy of the GNU Lesser General Public License +* version 3 along with OpenOffice.org. If not, see +* <http://www.openoffice.org/license.html> +* for a copy of the LGPLv3 License. +************************************************************************/ + +#ifndef _CONNECTIVITY_OSUBCOMPONENT_HXX_ +#define _CONNECTIVITY_OSUBCOMPONENT_HXX_ + +#ifndef _CPPUHELPER_WEAK_HXX_ +#include <cppuhelper/weak.hxx> +#endif +#ifndef _CPPUHELPER_INTERFACECONTAINER_H_ +#include <cppuhelper/interfacecontainer.h> +#endif +#ifndef _COM_SUN_STAR_LANG_DISPOSEDEXCEPTION_HPP_ +#include <com/sun/star/lang/DisposedException.hpp> +#endif +#ifndef _CPPUHELPER_PROPSHLP_HXX +#include <cppuhelper/propshlp.hxx> +#endif +#ifndef _OSL_MUTEX_HXX_ +#include <osl/mutex.hxx> +#endif +#ifndef _OSL_DIAGNOSE_H_ +#include <osl/diagnose.h> +#endif + +namespace cppu { + class IPropertyArrayHelper; +} + +namespace com +{ + namespace sun + { + namespace star + { + namespace lang + { + class XComponent; + } + } + } +} +namespace connectivity +{ + + namespace mysqlc + { + void release(oslInterlockedCount& _refCount, + ::cppu::OBroadcastHelper& rBHelper, + ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface >& _xInterface, + ::com::sun::star::lang::XComponent* _pObject); + + void checkDisposed(sal_Bool _bThrow) throw (::com::sun::star::lang::DisposedException); + //************************************************************ + // OSubComponent + //************************************************************ + template <class SELF, class WEAK> class OSubComponent + { + protected: + // the parent must support the tunnel implementation + ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface > m_xParent; + SELF* m_pDerivedImplementation; + + public: + OSubComponent( + const ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface >& _xParent, + SELF* _pDerivedImplementation) + :m_xParent(_xParent) + ,m_pDerivedImplementation(_pDerivedImplementation) + { + } + + protected: + void dispose_ChildImpl() + { + ::osl::MutexGuard aGuard(m_pDerivedImplementation->rBHelper.rMutex); + m_xParent = NULL; + } + void relase_ChildImpl() + { + release(m_pDerivedImplementation->m_refCount, + m_pDerivedImplementation->rBHelper, + m_xParent, + m_pDerivedImplementation); + + m_pDerivedImplementation->WEAK::release(); + } + }; + + + template <class TYPE> + class OPropertyArrayUsageHelper + { + protected: + static sal_Int32 s_nRefCount; + static ::cppu::IPropertyArrayHelper* s_pProps; + static ::osl::Mutex s_aMutex; + + public: + OPropertyArrayUsageHelper(); + virtual ~OPropertyArrayUsageHelper() + { // ARGHHHHHHH ..... would like to implement this in proparrhlp_impl.hxx (as we do with all other methods) + // but SUNPRO 5 compiler (linker) doesn't like this + ::osl::MutexGuard aGuard(s_aMutex); + OSL_ENSURE(s_nRefCount > 0, "OPropertyArrayUsageHelper::~OPropertyArrayUsageHelper : suspicious call : have a refcount of 0 !"); + if (!--s_nRefCount) + { + delete s_pProps; + s_pProps = NULL; + } + } + + /** call this in the getInfoHelper method of your derived class. The method returns the array helper of the + class, which is created if neccessary. + */ + ::cppu::IPropertyArrayHelper* getArrayHelper(); + + protected: + /** used to implement the creation of the array helper which is shared amongst all instances of the class. + This method needs to be implemented in derived classes. + <BR> + The method gets called with s_aMutex acquired. + <BR> + as long as IPropertyArrayHelper has no virtual destructor, the implementation of ~OPropertyArrayUsageHelper + assumes that you created an ::cppu::OPropertyArrayHelper when deleting s_pProps. + @return an pointer to the newly created array helper. Must not be NULL. + */ + virtual ::cppu::IPropertyArrayHelper* createArrayHelper() const = 0; + }; + + template<class TYPE> + sal_Int32 OPropertyArrayUsageHelper< TYPE >::s_nRefCount = 0; + + template<class TYPE> + ::cppu::IPropertyArrayHelper* OPropertyArrayUsageHelper< TYPE >::s_pProps = NULL; + + template<class TYPE> + ::osl::Mutex OPropertyArrayUsageHelper< TYPE >::s_aMutex; + + //------------------------------------------------------------------ + template <class TYPE> + OPropertyArrayUsageHelper<TYPE>::OPropertyArrayUsageHelper() + { + ::osl::MutexGuard aGuard(s_aMutex); + ++s_nRefCount; + } + + //------------------------------------------------------------------ + template <class TYPE> + ::cppu::IPropertyArrayHelper* OPropertyArrayUsageHelper<TYPE>::getArrayHelper() + { + OSL_ENSURE(s_nRefCount, "OPropertyArrayUsageHelper::getArrayHelper : suspicious call : have a refcount of 0 !"); + if (!s_pProps) { + ::osl::MutexGuard aGuard(s_aMutex); + if (!s_pProps) { + s_pProps = createArrayHelper(); + OSL_ENSURE(s_pProps, "OPropertyArrayUsageHelper::getArrayHelper : createArrayHelper returned nonsense !"); + } + } + return s_pProps; + } + + + class OBase_Mutex + { + public: + ::osl::Mutex m_aMutex; + }; + + namespace internal + { + template <class T> + void implCopySequence(const T* _pSource, T*& _pDest, sal_Int32 _nSourceLen) + { + for (sal_Int32 i=0; i<_nSourceLen; ++i, ++_pSource, ++_pDest) + *_pDest = *_pSource; + } + } + //------------------------------------------------------------------------- + /// concat two sequences + template <class T> + ::com::sun::star::uno::Sequence<T> concatSequences(const ::com::sun::star::uno::Sequence<T>& _rLeft, const ::com::sun::star::uno::Sequence<T>& _rRight) + { + sal_Int32 nLeft(_rLeft.getLength()), nRight(_rRight.getLength()); + const T* pLeft = _rLeft.getConstArray(); + const T* pRight = _rRight.getConstArray(); + + sal_Int32 nReturnLen(nLeft + nRight); + ::com::sun::star::uno::Sequence<T> aReturn(nReturnLen); + T* pReturn = aReturn.getArray(); + + internal::implCopySequence(pLeft, pReturn, nLeft); + internal::implCopySequence(pRight, pReturn, nRight); + + return aReturn; + } + + +#define DECLARE_SERVICE_INFO() \ + virtual ::rtl::OUString SAL_CALL getImplementationName() throw (::com::sun::star::uno::RuntimeException); \ + virtual sal_Bool SAL_CALL supportsService(const ::rtl::OUString& ServiceName) throw(::com::sun::star::uno::RuntimeException); \ + virtual ::com::sun::star::uno::Sequence< ::rtl::OUString > SAL_CALL getSupportedServiceNames() throw(::com::sun::star::uno::RuntimeException) \ + +#define IMPLEMENT_SERVICE_INFO(classname, implasciiname, serviceasciiname) \ + ::rtl::OUString SAL_CALL classname::getImplementationName() throw (::com::sun::star::uno::RuntimeException) \ + { \ + return ::rtl::OUString::createFromAscii(implasciiname); \ + } \ + ::com::sun::star::uno::Sequence< ::rtl::OUString > SAL_CALL classname::getSupportedServiceNames() throw(::com::sun::star::uno::RuntimeException) \ + { \ + ::com::sun::star::uno::Sequence< ::rtl::OUString > aSupported(1); \ + aSupported[0] = ::rtl::OUString::createFromAscii(serviceasciiname); \ + return aSupported; \ + } \ + sal_Bool SAL_CALL classname::supportsService(const ::rtl::OUString& _rServiceName) throw(::com::sun::star::uno::RuntimeException) \ + { \ + Sequence< ::rtl::OUString > aSupported(getSupportedServiceNames()); \ + const ::rtl::OUString* pSupported = aSupported.getConstArray(); \ + const ::rtl::OUString* pEnd = pSupported + aSupported.getLength(); \ + for (;pSupported != pEnd && !pSupported->equals(_rServiceName); ++pSupported) \ + ; \ + return pSupported != pEnd; \ + } \ + + + } +} +#endif // _CONNECTIVITY_OSUBCOMPONENT_HXX_ + |