1*cdf0e10cSrcweir /************************************************************************* 2*cdf0e10cSrcweir * 3*cdf0e10cSrcweir * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4*cdf0e10cSrcweir * 5*cdf0e10cSrcweir * Copyright 2000, 2010 Oracle and/or its affiliates. 6*cdf0e10cSrcweir * 7*cdf0e10cSrcweir * OpenOffice.org - a multi-platform office productivity suite 8*cdf0e10cSrcweir * 9*cdf0e10cSrcweir * This file is part of OpenOffice.org. 10*cdf0e10cSrcweir * 11*cdf0e10cSrcweir * OpenOffice.org is free software: you can redistribute it and/or modify 12*cdf0e10cSrcweir * it under the terms of the GNU Lesser General Public License version 3 13*cdf0e10cSrcweir * only, as published by the Free Software Foundation. 14*cdf0e10cSrcweir * 15*cdf0e10cSrcweir * OpenOffice.org is distributed in the hope that it will be useful, 16*cdf0e10cSrcweir * but WITHOUT ANY WARRANTY; without even the implied warranty of 17*cdf0e10cSrcweir * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 18*cdf0e10cSrcweir * GNU Lesser General Public License version 3 for more details 19*cdf0e10cSrcweir * (a copy is included in the LICENSE file that accompanied this code). 20*cdf0e10cSrcweir * 21*cdf0e10cSrcweir * You should have received a copy of the GNU Lesser General Public License 22*cdf0e10cSrcweir * version 3 along with OpenOffice.org. If not, see 23*cdf0e10cSrcweir * <http://www.openoffice.org/license.html> 24*cdf0e10cSrcweir * for a copy of the LGPLv3 License. 25*cdf0e10cSrcweir * 26*cdf0e10cSrcweir ************************************************************************/ 27*cdf0e10cSrcweir 28*cdf0e10cSrcweir #ifndef _STORE_STORCACH_HXX 29*cdf0e10cSrcweir #define _STORE_STORCACH_HXX "$Revision: 1.6.8.2 $" 30*cdf0e10cSrcweir 31*cdf0e10cSrcweir #include "sal/types.h" 32*cdf0e10cSrcweir #include "rtl/ref.hxx" 33*cdf0e10cSrcweir 34*cdf0e10cSrcweir #include "store/types.h" 35*cdf0e10cSrcweir #include "storbase.hxx" 36*cdf0e10cSrcweir 37*cdf0e10cSrcweir namespace store 38*cdf0e10cSrcweir { 39*cdf0e10cSrcweir 40*cdf0e10cSrcweir /*======================================================================== 41*cdf0e10cSrcweir * 42*cdf0e10cSrcweir * PageCache interface. 43*cdf0e10cSrcweir * 44*cdf0e10cSrcweir *======================================================================*/ 45*cdf0e10cSrcweir 46*cdf0e10cSrcweir class PageCache : public rtl::IReference 47*cdf0e10cSrcweir { 48*cdf0e10cSrcweir public: 49*cdf0e10cSrcweir /** load. 50*cdf0e10cSrcweir */ 51*cdf0e10cSrcweir storeError lookupPageAt ( 52*cdf0e10cSrcweir PageHolder & rxPage, 53*cdf0e10cSrcweir sal_uInt32 nOffset); 54*cdf0e10cSrcweir 55*cdf0e10cSrcweir /** insert. 56*cdf0e10cSrcweir */ 57*cdf0e10cSrcweir storeError insertPageAt ( 58*cdf0e10cSrcweir PageHolder const & rxPage, 59*cdf0e10cSrcweir sal_uInt32 nOffset); 60*cdf0e10cSrcweir 61*cdf0e10cSrcweir /** update, or insert. 62*cdf0e10cSrcweir */ 63*cdf0e10cSrcweir storeError updatePageAt ( 64*cdf0e10cSrcweir PageHolder const & rxPage, 65*cdf0e10cSrcweir sal_uInt32 nOffset); 66*cdf0e10cSrcweir 67*cdf0e10cSrcweir /** remove (invalidate). 68*cdf0e10cSrcweir */ 69*cdf0e10cSrcweir storeError removePageAt ( 70*cdf0e10cSrcweir sal_uInt32 nOffset); 71*cdf0e10cSrcweir 72*cdf0e10cSrcweir private: 73*cdf0e10cSrcweir /** Implementation (abstract). 74*cdf0e10cSrcweir */ 75*cdf0e10cSrcweir virtual storeError lookupPageAt_Impl ( 76*cdf0e10cSrcweir PageHolder & rxPage, 77*cdf0e10cSrcweir sal_uInt32 nOffset) = 0; 78*cdf0e10cSrcweir 79*cdf0e10cSrcweir virtual storeError insertPageAt_Impl ( 80*cdf0e10cSrcweir PageHolder const & rxPage, 81*cdf0e10cSrcweir sal_uInt32 nOffset) = 0; 82*cdf0e10cSrcweir 83*cdf0e10cSrcweir virtual storeError updatePageAt_Impl ( 84*cdf0e10cSrcweir PageHolder const & rxPage, 85*cdf0e10cSrcweir sal_uInt32 nOffset) = 0; 86*cdf0e10cSrcweir 87*cdf0e10cSrcweir virtual storeError removePageAt_Impl ( 88*cdf0e10cSrcweir sal_uInt32 nOffset) = 0; 89*cdf0e10cSrcweir }; 90*cdf0e10cSrcweir 91*cdf0e10cSrcweir /*======================================================================== 92*cdf0e10cSrcweir * 93*cdf0e10cSrcweir * PageCache factory. 94*cdf0e10cSrcweir * 95*cdf0e10cSrcweir *======================================================================*/ 96*cdf0e10cSrcweir 97*cdf0e10cSrcweir storeError 98*cdf0e10cSrcweir PageCache_createInstance ( 99*cdf0e10cSrcweir rtl::Reference< store::PageCache > & rxCache, 100*cdf0e10cSrcweir sal_uInt16 nPageSize 101*cdf0e10cSrcweir ); 102*cdf0e10cSrcweir 103*cdf0e10cSrcweir /*======================================================================== 104*cdf0e10cSrcweir * 105*cdf0e10cSrcweir * The End. 106*cdf0e10cSrcweir * 107*cdf0e10cSrcweir *======================================================================*/ 108*cdf0e10cSrcweir 109*cdf0e10cSrcweir } // namespace store 110*cdf0e10cSrcweir 111*cdf0e10cSrcweir #endif /* !_STORE_STORCACH_HXX */ 112*cdf0e10cSrcweir 113