xref: /trunk/main/ucb/source/cacher/dynamicresultsetwrapper.hxx (revision 914d351e5f5b84e4342a86d6ab8d4aca7308b9bd)

/**************************************************************
 *
 * 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 _DYNAMIC_RESULTSET_WRAPPER_HXX
#define _DYNAMIC_RESULTSET_WRAPPER_HXX

#include <osl/mutex.hxx>
#include <osl/conditn.hxx>
#include <ucbhelper/macros.hxx>
#include <cppuhelper/weak.hxx>
#include <com/sun/star/lang/XTypeProvider.hpp>
#include <com/sun/star/lang/XServiceInfo.hpp>
#include <cppuhelper/interfacecontainer.hxx>
#include <com/sun/star/ucb/XDynamicResultSet.hpp>
#include <com/sun/star/ucb/XSourceInitialization.hpp>

#ifndef __com_sun_star_lang_DisposedException_idl__
#include <com/sun/star/lang/DisposedException.hpp>
#endif
#include <com/sun/star/ucb/XDynamicResultSetListener.hpp>
#include <com/sun/star/lang/XMultiServiceFactory.hpp>

//#define CACHED_CRS_STUB_SERVICE_NAME "com.sun.star.ucb.CachedContentResultSetStub"
//#define CACHED_CRS_STUB_FACTORY_NAME "com.sun.star.ucb.CachedContentResultSetStubFactory"

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

class DynamicResultSetWrapperListener;
class DynamicResultSetWrapper
                : public cppu::OWeakObject
                , public com::sun::star::ucb::XDynamicResultSet
                , public com::sun::star::ucb::XSourceInitialization
{
private:
    //management of listeners
    sal_Bool                m_bDisposed; ///Dispose call ready.
    sal_Bool                m_bInDispose;///In dispose call
    osl::Mutex              m_aContainerMutex;
    cppu::OInterfaceContainerHelper*
                            m_pDisposeEventListeners;
protected:
    com::sun::star::uno::Reference< com::sun::star::ucb::XDynamicResultSetListener >
                            m_xMyListenerImpl;
    DynamicResultSetWrapperListener*
                            m_pMyListenerImpl;

    com::sun::star::uno::Reference< com::sun::star::lang::XMultiServiceFactory >
                            m_xSMgr;

    osl::Mutex              m_aMutex;
    sal_Bool                m_bStatic;
    sal_Bool                m_bGotWelcome;

    //different Interfaces from Origin:
    com::sun::star::uno::Reference< com::sun::star::ucb::XDynamicResultSet >
                            m_xSource;
    com::sun::star::uno::Reference< com::sun::star::sdbc::XResultSet >
                            m_xSourceResultOne;
    com::sun::star::uno::Reference< com::sun::star::sdbc::XResultSet >
                            m_xSourceResultTwo;
    //com::sun::star::uno::Reference< com::sun::star::sdbc::XResultSet >
    //                      m_xSourceResultCurrent;
    //sal_Bool              m_bUseOne;
    //
    com::sun::star::uno::Reference< com::sun::star::sdbc::XResultSet >
                            m_xMyResultOne;
    com::sun::star::uno::Reference< com::sun::star::sdbc::XResultSet >
                            m_xMyResultTwo;
    //
    com::sun::star::uno::Reference< com::sun::star::ucb::XDynamicResultSetListener >
                            m_xListener;

    osl::Condition          m_aSourceSet;
    osl::Condition          m_aListenerSet;

protected:
    void SAL_CALL impl_init();
    void SAL_CALL impl_deinit();
    void SAL_CALL
    impl_EnsureNotDisposed()
        throw( com::sun::star::lang::DisposedException,
               com::sun::star::uno::RuntimeException );

    virtual void SAL_CALL
    impl_InitResultSetOne( const com::sun::star::uno::Reference<
                com::sun::star::sdbc::XResultSet >& xResultSet );
    virtual void SAL_CALL
    impl_InitResultSetTwo( const com::sun::star::uno::Reference<
                com::sun::star::sdbc::XResultSet >& xResultSet );

public:

    DynamicResultSetWrapper(
        com::sun::star::uno::Reference<
                        com::sun::star::ucb::XDynamicResultSet > xOrigin
        , const com::sun::star::uno::Reference<
                        com::sun::star::lang::XMultiServiceFactory > & xSMgr );

    virtual ~DynamicResultSetWrapper();

    //-----------------------------------------------------------------
    // XInterface
    virtual com::sun::star::uno::Any SAL_CALL
    queryInterface( const com::sun::star::uno::Type & rType )
        throw( com::sun::star::uno::RuntimeException );

    //-----------------------------------------------------------------
    // XDynamicResultSet
    virtual com::sun::star::uno::Reference< com::sun::star::sdbc::XResultSet > SAL_CALL
    getStaticResultSet()
        throw( com::sun::star::ucb::ListenerAlreadySetException
        , com::sun::star::uno::RuntimeException );

    virtual void SAL_CALL
    setListener( const com::sun::star::uno::Reference<
        com::sun::star::ucb::XDynamicResultSetListener > & Listener )
        throw( com::sun::star::ucb::ListenerAlreadySetException
            , com::sun::star::uno::RuntimeException );

    virtual void SAL_CALL
    connectToCache( const com::sun::star::uno::Reference<
        com::sun::star::ucb::XDynamicResultSet > & xCache )
        throw( com::sun::star::ucb::ListenerAlreadySetException
            , com::sun::star::ucb::AlreadyInitializedException
            , com::sun::star::ucb::ServiceNotFoundException
            , com::sun::star::uno::RuntimeException );

    virtual sal_Int16 SAL_CALL
    getCapabilities() throw( com::sun::star::uno::RuntimeException );

    //-----------------------------------------------------------------
    // XComponent ( base of XDynamicResultSet )
    virtual void SAL_CALL
    dispose() throw( com::sun::star::uno::RuntimeException );

    virtual void SAL_CALL
    addEventListener( const com::sun::star::uno::Reference<
        com::sun::star::lang::XEventListener >& Listener )
            throw( com::sun::star::uno::RuntimeException );

    virtual void SAL_CALL
    removeEventListener( const com::sun::star::uno::Reference<
        com::sun::star::lang::XEventListener >& Listener )
            throw( com::sun::star::uno::RuntimeException );

    //-----------------------------------------------------------------
    // XSourceInitialization

    virtual void SAL_CALL
    setSource(  const com::sun::star::uno::Reference<
        com::sun::star::uno::XInterface > & Source )
         throw( com::sun::star::ucb::AlreadyInitializedException
                , com::sun::star::uno::RuntimeException );

    //-----------------------------------------------------------------
    // own methods:
    virtual void SAL_CALL
    impl_disposing( const com::sun::star::lang::EventObject& Source )
        throw( com::sun::star::uno::RuntimeException );

    virtual void SAL_CALL
    impl_notify( const ::com::sun::star::ucb::ListEvent& Changes )
        throw( com::sun::star::uno::RuntimeException );
};

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

class DynamicResultSetWrapperListener
                : public cppu::OWeakObject
                , public com::sun::star::ucb::XDynamicResultSetListener
{
protected:
    DynamicResultSetWrapper*    m_pOwner;
    osl::Mutex                  m_aMutex;

public:
    DynamicResultSetWrapperListener( DynamicResultSetWrapper* pOwner );

    virtual ~DynamicResultSetWrapperListener();

    //-----------------------------------------------------------------
    // XInterface
    //-----------------------------------------------------------------
    XINTERFACE_DECL()

    //-----------------------------------------------------------------
    // XEventListener ( base of XDynamicResultSetListener )
    //-----------------------------------------------------------------
    virtual void SAL_CALL
    disposing( const com::sun::star::lang::EventObject& Source )
        throw( com::sun::star::uno::RuntimeException );
    //-----------------------------------------------------------------
    // XDynamicResultSetListener
    virtual void SAL_CALL
    notify( const ::com::sun::star::ucb::ListEvent& Changes )
        throw( com::sun::star::uno::RuntimeException );

    //-----------------------------------------------------------------
    // own methods:
    void SAL_CALL impl_OwnerDies();
};


#endif