/*************************************************************************
 *
 *  $RCSfile: cachedcontentresultsetstub.hxx,v $
 *
 *  $Revision: 1.2 $
 *
 *  last change: $Author: iha $ $Date: 2001-03-22 16:48:03 $
 *
 *  The Contents of this file are made available subject to the terms of
 *  either of the following licenses
 *
 *         - GNU Lesser General Public License Version 2.1
 *         - Sun Industry Standards Source License Version 1.1
 *
 *  Sun Microsystems Inc., October, 2000
 *
 *  GNU Lesser General Public License Version 2.1
 *  =============================================
 *  Copyright 2000 by Sun Microsystems, Inc.
 *  901 San Antonio Road, Palo Alto, CA 94303, USA
 *
 *  This library is free software; you can redistribute it and/or
 *  modify it under the terms of the GNU Lesser General Public
 *  License version 2.1, as published by the Free Software Foundation.
 *
 *  This library 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 for more details.
 *
 *  You should have received a copy of the GNU Lesser General Public
 *  License along with this library; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston,
 *  MA  02111-1307  USA
 *
 *
 *  Sun Industry Standards Source License Version 1.1
 *  =================================================
 *  The contents of this file are subject to the Sun Industry Standards
 *  Source License Version 1.1 (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.openoffice.org/license.html.
 *
 *  Software provided under this License is provided on an "AS IS" basis,
 *  WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
 *  WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
 *  MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
 *  See the License for the specific provisions governing your rights and
 *  obligations concerning the Software.
 *
 *  The Initial Developer of the Original Code is: Sun Microsystems, Inc.
 *
 *  Copyright: 2000 by Sun Microsystems, Inc.
 *
 *  All Rights Reserved.
 *
 *  Contributor(s): _______________________________________
 *
 *
 ************************************************************************/

#ifndef _CACHED_CONTENT_RESULTSET_STUB_HXX
#define _CACHED_CONTENT_RESULTSET_STUB_HXX

#ifndef _CONTENT_RESULTSET_WRAPPER_HXX
#include <contentresultsetwrapper.hxx>
#endif

#ifndef _COM_SUN_STAR_LANG_XTYPEPROVIDER_HPP_
#include <com/sun/star/lang/XTypeProvider.hpp>
#endif

#ifndef _COM_SUN_STAR_LANG_XSERVICEINFO_HPP_
#include <com/sun/star/lang/XServiceInfo.hpp>
#endif

#ifndef _COM_SUN_STAR_UCB_XFETCHPROVIDER_HPP_
#include <com/sun/star/ucb/XFetchProvider.hpp>
#endif

#ifndef _COM_SUN_STAR_UCB_XFETCHPROVIDERFORCONTENTACCESS_HPP_
#include <com/sun/star/ucb/XFetchProviderForContentAccess.hpp>
#endif

#ifndef _COM_SUN_STAR_UCB_XCACHEDCONTENTRESULTSETSTUBFACTORY_HPP_
#include <com/sun/star/ucb/XCachedContentResultSetStubFactory.hpp>
#endif

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

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

class CachedContentResultSetStub
                : public ContentResultSetWrapper
                , public com::sun::star::lang::XTypeProvider
                , public com::sun::star::lang::XServiceInfo
                , public com::sun::star::ucb::XFetchProvider
                , public com::sun::star::ucb::XFetchProviderForContentAccess
{
private:
    sal_Int32       m_nColumnCount;
    sal_Int32       m_bColumnCountCached;

    //members to propagate fetchsize and direction:
    sal_Bool        m_bNeedToPropagateFetchSize;
    sal_Bool        m_bFirstFetchSizePropagationDone;
    sal_Int32       m_nLastFetchSize;
    sal_Bool        m_bLastFetchDirection;
    const rtl::OUString     m_aPropertyNameForFetchSize;
    const rtl::OUString     m_aPropertyNameForFetchDirection;


    void SAL_CALL
    impl_getCurrentRowContent(
        com::sun::star::uno::Any& rRowContent,
        com::sun::star::uno::Reference<
            com::sun::star::sdbc::XRow > xRow )
        throw ( com::sun::star::sdbc::SQLException
              , com::sun::star::uno::RuntimeException );

    sal_Int32 SAL_CALL
    impl_getColumnCount();

    void SAL_CALL
    impl_getCurrentContentIdentifierString(
            com::sun::star::uno::Any& rAny
            , com::sun::star::uno::Reference<
                com::sun::star::ucb::XContentAccess > xContentAccess )
            throw ( com::sun::star::uno::RuntimeException );

    void SAL_CALL
    impl_getCurrentContentIdentifier(
            com::sun::star::uno::Any& rAny
            , com::sun::star::uno::Reference<
                com::sun::star::ucb::XContentAccess > xContentAccess )
            throw ( com::sun::star::uno::RuntimeException );

    void SAL_CALL
    impl_getCurrentContent(
            com::sun::star::uno::Any& rAny
            , com::sun::star::uno::Reference<
                com::sun::star::ucb::XContentAccess > xContentAccess )
            throw ( com::sun::star::uno::RuntimeException );

    void SAL_CALL
    impl_propagateFetchSizeAndDirection( sal_Int32 nFetchSize, sal_Bool bFetchDirection )
        throw ( com::sun::star::uno::RuntimeException );

public:
    CachedContentResultSetStub( com::sun::star::uno::Reference<
                        com::sun::star::sdbc::XResultSet > xOrigin );

    virtual ~CachedContentResultSetStub();


    //-----------------------------------------------------------------
    // XInterface inherited
    //-----------------------------------------------------------------
    XINTERFACE_DECL()
    //-----------------------------------------------------------------
    // own inherited
    //-----------------------------------------------------------------
    virtual void SAL_CALL
    impl_propertyChange( const com::sun::star::beans::PropertyChangeEvent& evt )
        throw( com::sun::star::uno::RuntimeException );

    virtual void SAL_CALL
    impl_vetoableChange( const com::sun::star::beans::PropertyChangeEvent& aEvent )
        throw( com::sun::star::beans::PropertyVetoException,
               com::sun::star::uno::RuntimeException );
    //-----------------------------------------------------------------
    // XTypeProvider
    //-----------------------------------------------------------------
    XTYPEPROVIDER_DECL()
    //-----------------------------------------------------------------
    // XServiceInfo
    //-----------------------------------------------------------------
    XSERVICEINFO_NOFACTORY_DECL()

    //-----------------------------------------------------------------
    // XFetchProvider
    //-----------------------------------------------------------------

    virtual com::sun::star::ucb::FetchResult SAL_CALL
    fetch( sal_Int32 nRowStartPosition
        , sal_Int32 nRowCount, sal_Bool bDirection )
        throw( com::sun::star::uno::RuntimeException );

    //-----------------------------------------------------------------
    // XFetchProviderForContentAccess
    //-----------------------------------------------------------------
    virtual com::sun::star::ucb::FetchResult SAL_CALL
         fetchContentIdentifierStrings( sal_Int32 nRowStartPosition
        , sal_Int32 nRowCount, sal_Bool bDirection )
        throw( com::sun::star::uno::RuntimeException );

    virtual com::sun::star::ucb::FetchResult SAL_CALL
         fetchContentIdentifiers( sal_Int32 nRowStartPosition
        , sal_Int32 nRowCount, sal_Bool bDirection )
        throw( com::sun::star::uno::RuntimeException );

    virtual com::sun::star::ucb::FetchResult SAL_CALL
         fetchContents( sal_Int32 nRowStartPosition
        , sal_Int32 nRowCount, sal_Bool bDirection )
        throw( com::sun::star::uno::RuntimeException );
};

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

class CachedContentResultSetStubFactory
                : public cppu::OWeakObject
                , public com::sun::star::lang::XTypeProvider
                , public com::sun::star::lang::XServiceInfo
                , public com::sun::star::ucb::XCachedContentResultSetStubFactory
{
protected:
    com::sun::star::uno::Reference<
        com::sun::star::lang::XMultiServiceFactory >    m_xSMgr;

public:

    CachedContentResultSetStubFactory(
        const com::sun::star::uno::Reference<
        com::sun::star::lang::XMultiServiceFactory > & rSMgr);

    virtual ~CachedContentResultSetStubFactory();

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

    //-----------------------------------------------------------------
    // XTypeProvider
    XTYPEPROVIDER_DECL()

    //-----------------------------------------------------------------
    // XServiceInfo
    XSERVICEINFO_DECL()

    //-----------------------------------------------------------------
    // XCachedContentResultSetStubFactory

    virtual com::sun::star::uno::Reference<
                com::sun::star::sdbc::XResultSet > SAL_CALL
    createCachedContentResultSetStub(
                const com::sun::star::uno::Reference<
                    com::sun::star::sdbc::XResultSet > & xSource )
            throw( com::sun::star::uno::RuntimeException );
};

#endif

