AOO410/main/connectivity/inc/connectivity/CommonTools.hxx

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 * 
 * 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
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 * "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 _CONNECTIVITY_COMMONTOOLS_HXX_
#define _CONNECTIVITY_COMMONTOOLS_HXX_

#include <rtl/ustring.hxx>
#include <com/sun/star/lang/DisposedException.hpp>
#include <com/sun/star/uno/Any.hxx>
#ifndef _VECTOR_
#include <vector>
#endif
#include <cppuhelper/weakref.hxx>
#include <comphelper/stl_types.hxx>
#include <com/sun/star/beans/XPropertySet.hpp>
#include <com/sun/star/sdbcx/XColumnsSupplier.hpp>
#include <osl/interlck.h>
#include <jvmaccess/virtualmachine.hxx>
#include <com/sun/star/lang/XMultiServiceFactory.hpp>
#include "connectivity/dbtoolsdllapi.hxx"

namespace com { namespace sun { namespace star { namespace util {
	struct Date;
	struct DateTime;
	struct Time;
}
}}}

namespace connectivity
{
	//------------------------------------------------------------------------------
	OOO_DLLPUBLIC_DBTOOLS sal_Bool match(const sal_Unicode* pWild, const sal_Unicode* pStr, const sal_Unicode cEscape);
	inline sal_Bool match( const rtl::OUString& rWild, const sal_Unicode* pStr, sal_Unicode cEscape)
		{ return match( rWild.getStr(), pStr, cEscape); }
	inline sal_Bool match( const rtl::OUString& rWild, const rtl::OUString& rStr, sal_Unicode cEscape)
		{ return match( rWild, rStr.getStr(), cEscape); }
	//------------------------------------------------------------------------------
	OOO_DLLPUBLIC_DBTOOLS rtl::OUString toString(const ::com::sun::star::uno::Any& rValue);
	OOO_DLLPUBLIC_DBTOOLS rtl::OUString toDateString(const ::com::sun::star::util::Date& rDate);
	OOO_DLLPUBLIC_DBTOOLS rtl::OUString toTimeString(const ::com::sun::star::util::Time& rTime);
	OOO_DLLPUBLIC_DBTOOLS rtl::OUString toDateTimeString(const ::com::sun::star::util::DateTime& rDateTime);

	// typedefs
	typedef std::vector< ::com::sun::star::uno::WeakReferenceHelper > OWeakRefArray;
	typedef ::com::sun::star::uno::Reference< ::com::sun::star::sdbcx::XColumnsSupplier>	OSQLTable;

	DECLARE_STL_MAP(::rtl::OUString,OSQLTable,comphelper::UStringMixLess,  OSQLTables);

	// -------------------------------------------------------------------------
	// class ORefVector allows reference counting on a std::vector
	// -------------------------------------------------------------------------
	template< class VectorVal > class ORefVector
	{
        std::vector< VectorVal > m_vector;
		oslInterlockedCount			m_refCount;
		//	ORefVector(const ORefVector&);
		//	ORefVector& operator=(const ORefVector&);

	protected:
		virtual	~ORefVector(){}
	public:
        typedef std::vector< VectorVal > Vector;

		ORefVector() : m_refCount(0) {}
		ORefVector(size_t _st) : m_vector(_st) , m_refCount(0) {}
		ORefVector(const ORefVector& _rRH) : m_vector(_rRH.m_vector),m_refCount(0)
		{
		}
		ORefVector& operator=(const ORefVector& _rRH)
		{
			if ( &_rRH != this )
			{
				m_vector = _rRH.m_vector;
			}
			return *this;
		}

        std::vector< VectorVal > & get() { return m_vector; }
        std::vector< VectorVal > const & get() const { return m_vector; }

		inline static void * SAL_CALL operator new( size_t nSize ) SAL_THROW( () )
			{ return ::rtl_allocateMemory( nSize ); }
		inline static void SAL_CALL operator delete( void * pMem ) SAL_THROW( () )
			{ ::rtl_freeMemory( pMem ); }
		inline static void * SAL_CALL operator new( size_t, void * pMem ) SAL_THROW( () )
			{ return pMem; }
		inline static void SAL_CALL operator delete( void *, void * ) SAL_THROW( () )
			{}

		void acquire()
		{
			osl_incrementInterlockedCount( &m_refCount );
		}
		void release()
		{
			if (! osl_decrementInterlockedCount( &m_refCount ))
				delete this;
		}

	};
	// -------------------------------------------------------------------------
	// class ORowVector incudes refcounting and initialze himself
	// with at least one element. This first element is reserved for
	// the bookmark
	// -------------------------------------------------------------------------
	template< class VectorVal > class ORowVector : public  ORefVector< VectorVal >
	{
	public:
		ORowVector() : ORefVector< VectorVal >(1){}
		ORowVector(size_t _st) : ORefVector< VectorVal >(_st+1)
			{}
	};

	typedef ORefVector< ::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertySet> > OSQLColumns;

	// =======================================================================================
	// search from __first to __last the column with the name _rVal
	// when no such column exist __last is returned
    OOO_DLLPUBLIC_DBTOOLS
	OSQLColumns::Vector::const_iterator find(	OSQLColumns::Vector::const_iterator __first,
										OSQLColumns::Vector::const_iterator __last,
										const ::rtl::OUString& _rVal,
										const ::comphelper::UStringMixEqual& _rCase);
	// =======================================================================================
	// search from __first to __last the column with the realname _rVal
	// when no such column exist __last is returned
    OOO_DLLPUBLIC_DBTOOLS
	OSQLColumns::Vector::const_iterator findRealName(	OSQLColumns::Vector::const_iterator __first,
												OSQLColumns::Vector::const_iterator __last,
												const ::rtl::OUString& _rVal,
												const ::comphelper::UStringMixEqual& _rCase);

	// =======================================================================================
	// the first two find methods are much faster than the one below
	// =======================================================================================
	// search from __first to __last the column with the property _rProp equals the value _rVal
	// when no such column exist __last is returned
    OOO_DLLPUBLIC_DBTOOLS
	OSQLColumns::Vector::const_iterator find(	OSQLColumns::Vector::const_iterator __first,
										OSQLColumns::Vector::const_iterator __last,
										const ::rtl::OUString& _rProp,
										const ::rtl::OUString& _rVal,
										const ::comphelper::UStringMixEqual& _rCase);

	OOO_DLLPUBLIC_DBTOOLS void checkDisposed(sal_Bool _bThrow) throw ( ::com::sun::star::lang::DisposedException );


	/** creates a java virtual machine
		@param	_rxFactory
			The ORB.
		@return
			The JavaVM.
	*/
	OOO_DLLPUBLIC_DBTOOLS ::rtl::Reference< jvmaccess::VirtualMachine > getJavaVM(const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory >& _rxFactory);

	/**	return <TRUE/> if the java class exists, otherwise <FALSE/>.
		@param	_pJVM
			The JavaVM.
		@param	_sClassName
			The class name to look for.
	*/
	OOO_DLLPUBLIC_DBTOOLS sal_Bool existsJavaClassByName( const ::rtl::Reference< jvmaccess::VirtualMachine >& _pJVM,const ::rtl::OUString& _sClassName );
}

//==================================================================================

#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_COMMONTOOLS_HXX_