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| -rw-r--r-- | ucb/source/cacher/cachedcontentresultsetstub.hxx | 162 |
1 files changed, 162 insertions, 0 deletions
diff --git a/ucb/source/cacher/cachedcontentresultsetstub.hxx b/ucb/source/cacher/cachedcontentresultsetstub.hxx new file mode 100644 index 000000000..592a8d8af --- /dev/null +++ b/ucb/source/cacher/cachedcontentresultsetstub.hxx @@ -0,0 +1,162 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/* + * This file is part of the LibreOffice project. + * + * This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. + * + * This file incorporates work covered by the following license notice: + * + * 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 . + */ + +#pragma once + +#include "contentresultsetwrapper.hxx" +#include <com/sun/star/lang/XTypeProvider.hpp> +#include <com/sun/star/lang/XServiceInfo.hpp> +#include <com/sun/star/ucb/XFetchProvider.hpp> +#include <com/sun/star/ucb/XFetchProviderForContentAccess.hpp> +#include <com/sun/star/ucb/XCachedContentResultSetStubFactory.hpp> +#include <cppuhelper/implbase.hxx> + +class CachedContentResultSetStub + : public ContentResultSetWrapper + , public css::lang::XTypeProvider + , public css::lang::XServiceInfo + , public css::ucb::XFetchProvider + , public css::ucb::XFetchProviderForContentAccess +{ +private: + sal_Int32 m_nColumnCount; + bool m_bColumnCountCached; + + //members to propagate fetchsize and direction: + bool m_bNeedToPropagateFetchSize; + bool m_bFirstFetchSizePropagationDone; + sal_Int32 m_nLastFetchSize; + bool m_bLastFetchDirection; + const OUString m_aPropertyNameForFetchSize; + const OUString m_aPropertyNameForFetchDirection; + + /// @throws css::sdbc::SQLException + /// @throws css::uno::RuntimeException + void + impl_getCurrentRowContent( + css::uno::Any& rRowContent, + const css::uno::Reference< css::sdbc::XRow >& xRow ); + + sal_Int32 + impl_getColumnCount(); + + /// @throws css::uno::RuntimeException + static void + impl_getCurrentContentIdentifierString( + css::uno::Any& rAny + , const css::uno::Reference< css::ucb::XContentAccess >& xContentAccess ); + + /// @throws css::uno::RuntimeException + static void + impl_getCurrentContentIdentifier( + css::uno::Any& rAny + , const css::uno::Reference< css::ucb::XContentAccess >& xContentAccess ); + + /// @throws css::uno::RuntimeException + static void + impl_getCurrentContent( + css::uno::Any& rAny + , const css::uno::Reference< css::ucb::XContentAccess >& xContentAccess ); + + /// @throws css::uno::RuntimeException + void + impl_propagateFetchSizeAndDirection( sal_Int32 nFetchSize, bool bFetchDirection ); + + css::ucb::FetchResult impl_fetchHelper(sal_Int32 nRowStartPosition, sal_Int32 nRowCount, bool bDirection, + std::function<void(css::uno::Any& rRowContent)> impl_loadRow); + +public: + CachedContentResultSetStub( css::uno::Reference< css::sdbc::XResultSet > const & xOrigin ); + + virtual ~CachedContentResultSetStub() override; + + + // XInterface + virtual css::uno::Any SAL_CALL queryInterface( const css::uno::Type & rType ) override; + virtual void SAL_CALL acquire() + noexcept override; + virtual void SAL_CALL release() + noexcept override; + + // own inherited + + virtual void + impl_propertyChange( const css::beans::PropertyChangeEvent& evt ) override; + + virtual void + impl_vetoableChange( const css::beans::PropertyChangeEvent& aEvent ) override; + + // XTypeProvider + + virtual css::uno::Sequence< sal_Int8 > SAL_CALL getImplementationId() override; + virtual css::uno::Sequence< css::uno::Type > SAL_CALL getTypes() override; + + // XServiceInfo + virtual OUString SAL_CALL getImplementationName() override; + virtual sal_Bool SAL_CALL supportsService( const OUString& ServiceName ) override; + virtual css::uno::Sequence< OUString > SAL_CALL getSupportedServiceNames() override; + + // XFetchProvider + + + virtual css::ucb::FetchResult SAL_CALL + fetch( sal_Int32 nRowStartPosition + , sal_Int32 nRowCount, sal_Bool bDirection ) override; + + + // XFetchProviderForContentAccess + + virtual css::ucb::FetchResult SAL_CALL + fetchContentIdentifierStrings( sal_Int32 nRowStartPosition + , sal_Int32 nRowCount, sal_Bool bDirection ) override; + + virtual css::ucb::FetchResult SAL_CALL + fetchContentIdentifiers( sal_Int32 nRowStartPosition + , sal_Int32 nRowCount, sal_Bool bDirection ) override; + + virtual css::ucb::FetchResult SAL_CALL + fetchContents( sal_Int32 nRowStartPosition + , sal_Int32 nRowCount, sal_Bool bDirection ) override; +}; + + +class CachedContentResultSetStubFactory final : + public cppu::WeakImplHelper< + css::lang::XServiceInfo, + css::ucb::XCachedContentResultSetStubFactory> +{ +public: + + CachedContentResultSetStubFactory(); + + virtual ~CachedContentResultSetStubFactory() override; + + // XServiceInfo + virtual OUString SAL_CALL getImplementationName() override; + virtual sal_Bool SAL_CALL supportsService( const OUString& ServiceName ) override; + virtual css::uno::Sequence< OUString > SAL_CALL getSupportedServiceNames() override; + + // XCachedContentResultSetStubFactory + + virtual css::uno::Reference< css::sdbc::XResultSet > SAL_CALL + createCachedContentResultSetStub( + const css::uno::Reference< css::sdbc::XResultSet > & xSource ) override; +}; + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |