6dce9c6757
...and remove some unncessary using directives/declarations, in preparation of
removing now-unnecessary #includes from cppumaker-generated files, post
e57ca02849 "Remove dynamic exception
specifications".
Change-Id: Iaf1f268871e2ee1d1c76cf90f03557527ebc9067
579 lines
17 KiB
C++
579 lines
17 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#include <cachedcontentresultsetstub.hxx>
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#include <com/sun/star/sdbc/FetchDirection.hpp>
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#include <com/sun/star/sdbc/SQLException.hpp>
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#include <com/sun/star/ucb/FetchError.hpp>
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#include <osl/diagnose.h>
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using namespace com::sun::star::beans;
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using namespace com::sun::star::lang;
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using namespace com::sun::star::sdbc;
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using namespace com::sun::star::ucb;
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using namespace com::sun::star::uno;
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using namespace com::sun::star::util;
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using namespace cppu;
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CachedContentResultSetStub::CachedContentResultSetStub( Reference< XResultSet > const & xOrigin )
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: ContentResultSetWrapper( xOrigin )
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, m_nColumnCount( 0 )
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, m_bColumnCountCached( false )
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, m_bNeedToPropagateFetchSize( true )
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, m_bFirstFetchSizePropagationDone( false )
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, m_nLastFetchSize( 1 )//this value is not important at all
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, m_bLastFetchDirection( true )//this value is not important at all
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, m_aPropertyNameForFetchSize( OUString("FetchSize") )
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, m_aPropertyNameForFetchDirection( OUString("FetchDirection") )
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{
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impl_init();
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}
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CachedContentResultSetStub::~CachedContentResultSetStub()
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{
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impl_deinit();
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}
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// XInterface methods.
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void SAL_CALL CachedContentResultSetStub::acquire()
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throw()
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{
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OWeakObject::acquire();
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}
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void SAL_CALL CachedContentResultSetStub::release()
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throw()
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{
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OWeakObject::release();
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}
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Any SAL_CALL CachedContentResultSetStub
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::queryInterface( const Type& rType )
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{
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//list all interfaces inclusive baseclasses of interfaces
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Any aRet = ContentResultSetWrapper::queryInterface( rType );
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if( aRet.hasValue() )
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return aRet;
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aRet = cppu::queryInterface( rType
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, static_cast< XTypeProvider* >( this )
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, static_cast< XServiceInfo* >( this )
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, static_cast< XFetchProvider* >( this )
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, static_cast< XFetchProviderForContentAccess* >( this )
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);
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return aRet.hasValue() ? aRet : OWeakObject::queryInterface( rType );
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}
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// own methods. ( inherited )
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//virtual
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void SAL_CALL CachedContentResultSetStub
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::impl_propertyChange( const PropertyChangeEvent& rEvt )
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{
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impl_EnsureNotDisposed();
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//don't notify events on fetchsize and fetchdirection to the above CachedContentResultSet
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//because it will ignore them anyway and we can save this remote calls
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if( rEvt.PropertyName == m_aPropertyNameForFetchSize
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|| rEvt.PropertyName == m_aPropertyNameForFetchDirection )
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return;
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PropertyChangeEvent aEvt( rEvt );
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aEvt.Source = static_cast< XPropertySet * >( this );
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aEvt.Further = false;
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impl_notifyPropertyChangeListeners( aEvt );
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}
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//virtual
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void SAL_CALL CachedContentResultSetStub
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::impl_vetoableChange( const PropertyChangeEvent& rEvt )
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{
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impl_EnsureNotDisposed();
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//don't notify events on fetchsize and fetchdirection to the above CachedContentResultSet
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//because it will ignore them anyway and we can save this remote calls
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if( rEvt.PropertyName == m_aPropertyNameForFetchSize
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|| rEvt.PropertyName == m_aPropertyNameForFetchDirection )
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return;
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PropertyChangeEvent aEvt( rEvt );
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aEvt.Source = static_cast< XPropertySet * >( this );
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aEvt.Further = false;
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impl_notifyVetoableChangeListeners( aEvt );
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}
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// XTypeProvider methods.
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XTYPEPROVIDER_COMMON_IMPL( CachedContentResultSetStub )
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//list all interfaces exclusive baseclasses
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Sequence< Type > SAL_CALL CachedContentResultSetStub
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::getTypes()
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{
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static Sequence< Type >* pTypes = nullptr;
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if( !pTypes )
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{
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osl::Guard< osl::Mutex > aGuard( osl::Mutex::getGlobalMutex() );
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if( !pTypes )
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{
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pTypes = new Sequence< Type >(13);
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(*pTypes)[0] = CPPU_TYPE_REF( XTypeProvider );
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(*pTypes)[1] = CPPU_TYPE_REF( XServiceInfo );
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(*pTypes)[2] = CPPU_TYPE_REF( XComponent );
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(*pTypes)[3] = CPPU_TYPE_REF( XCloseable );
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(*pTypes)[4] = CPPU_TYPE_REF( XResultSetMetaDataSupplier );
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(*pTypes)[5] = CPPU_TYPE_REF( XPropertySet );
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(*pTypes)[6] = CPPU_TYPE_REF( XPropertyChangeListener );
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(*pTypes)[7] = CPPU_TYPE_REF( XVetoableChangeListener );
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(*pTypes)[8] = CPPU_TYPE_REF( XResultSet );
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(*pTypes)[9] = CPPU_TYPE_REF( XContentAccess );
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(*pTypes)[10] = CPPU_TYPE_REF( XRow );
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(*pTypes)[11] = CPPU_TYPE_REF( XFetchProvider );
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(*pTypes)[12] = CPPU_TYPE_REF( XFetchProviderForContentAccess );
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}
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}
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return *pTypes;
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}
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// XServiceInfo methods.
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OUString SAL_CALL CachedContentResultSetStub::getImplementationName()
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{
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return OUString( "com.sun.star.comp.ucb.CachedContentResultSetStub" );
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}
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sal_Bool SAL_CALL CachedContentResultSetStub::supportsService( const OUString& ServiceName )
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{
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return cppu::supportsService( this, ServiceName );
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}
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css::uno::Sequence< OUString > SAL_CALL CachedContentResultSetStub::getSupportedServiceNames()
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{
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return { CACHED_CRS_STUB_SERVICE_NAME };
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}
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// XFetchProvider methods.
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#define FETCH_XXX( impl_loadRow, loadInterface ) \
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impl_EnsureNotDisposed(); \
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if( !m_xResultSetOrigin.is() ) \
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{ \
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OSL_FAIL( "broadcaster was disposed already" ); \
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throw RuntimeException(); \
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} \
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impl_propagateFetchSizeAndDirection( nRowCount, bDirection ); \
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FetchResult aRet; \
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aRet.StartIndex = nRowStartPosition; \
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aRet.Orientation = bDirection; \
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aRet.FetchError = FetchError::SUCCESS; /*ENDOFDATA, EXCEPTION*/ \
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sal_Int32 nOldOriginal_Pos = m_xResultSetOrigin->getRow(); \
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if( impl_isForwardOnly() ) \
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{ \
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if( nOldOriginal_Pos != nRowStartPosition ) \
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{ \
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/*@todo*/ \
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aRet.FetchError = FetchError::EXCEPTION; \
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return aRet; \
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} \
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if( nRowCount != 1 ) \
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aRet.FetchError = FetchError::EXCEPTION; \
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\
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aRet.Rows.realloc( 1 ); \
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\
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try \
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{ \
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impl_loadRow( aRet.Rows[0], loadInterface ); \
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} \
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catch( SQLException& ) \
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{ \
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aRet.Rows.realloc( 0 ); \
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aRet.FetchError = FetchError::EXCEPTION; \
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return aRet; \
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} \
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return aRet; \
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} \
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aRet.Rows.realloc( nRowCount ); \
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bool bOldOriginal_AfterLast = false; \
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if( !nOldOriginal_Pos ) \
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bOldOriginal_AfterLast = m_xResultSetOrigin->isAfterLast(); \
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sal_Int32 nN = 1; \
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bool bValidNewPos = false; \
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try \
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{ \
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try \
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{ \
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/*if( nOldOriginal_Pos != nRowStartPosition )*/ \
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bValidNewPos = m_xResultSetOrigin->absolute( nRowStartPosition ); \
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} \
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catch( SQLException& ) \
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{ \
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aRet.Rows.realloc( 0 ); \
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aRet.FetchError = FetchError::EXCEPTION; \
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return aRet; \
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} \
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if( !bValidNewPos ) \
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{ \
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aRet.Rows.realloc( 0 ); \
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aRet.FetchError = FetchError::EXCEPTION; \
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\
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/*restore old position*/ \
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if( nOldOriginal_Pos ) \
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m_xResultSetOrigin->absolute( nOldOriginal_Pos ); \
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else if( bOldOriginal_AfterLast ) \
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m_xResultSetOrigin->afterLast(); \
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else \
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m_xResultSetOrigin->beforeFirst(); \
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\
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return aRet; \
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} \
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for( ; nN <= nRowCount; ) \
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{ \
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impl_loadRow( aRet.Rows[nN-1], loadInterface ); \
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nN++; \
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if( nN <= nRowCount ) \
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{ \
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if( bDirection ) \
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{ \
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if( !m_xResultSetOrigin->next() ) \
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{ \
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aRet.Rows.realloc( nN-1 ); \
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aRet.FetchError = FetchError::ENDOFDATA; \
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break; \
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} \
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} \
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else \
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{ \
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if( !m_xResultSetOrigin->previous() ) \
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{ \
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aRet.Rows.realloc( nN-1 ); \
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aRet.FetchError = FetchError::ENDOFDATA; \
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break; \
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} \
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} \
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} \
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} \
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} \
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catch( SQLException& ) \
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{ \
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aRet.Rows.realloc( nN-1 ); \
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aRet.FetchError = FetchError::EXCEPTION; \
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} \
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/*restore old position*/ \
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if( nOldOriginal_Pos ) \
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m_xResultSetOrigin->absolute( nOldOriginal_Pos ); \
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else if( bOldOriginal_AfterLast ) \
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m_xResultSetOrigin->afterLast(); \
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else \
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m_xResultSetOrigin->beforeFirst(); \
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return aRet;
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FetchResult SAL_CALL CachedContentResultSetStub
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::fetch( sal_Int32 nRowStartPosition
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, sal_Int32 nRowCount, sal_Bool bDirection )
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{
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impl_init_xRowOrigin();
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FETCH_XXX( impl_getCurrentRowContent, m_xRowOrigin );
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}
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sal_Int32 SAL_CALL CachedContentResultSetStub
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::impl_getColumnCount()
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{
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sal_Int32 nCount;
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bool bCached;
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{
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osl::Guard< osl::Mutex > aGuard( m_aMutex );
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nCount = m_nColumnCount;
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bCached = m_bColumnCountCached;
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}
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if( !bCached )
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{
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try
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{
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Reference< XResultSetMetaData > xMetaData = getMetaData();
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if( xMetaData.is() )
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nCount = xMetaData->getColumnCount();
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}
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catch( SQLException& )
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{
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OSL_FAIL( "couldn't determine the column count" );
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nCount = 0;
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}
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}
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osl::Guard< osl::Mutex > aGuard( m_aMutex );
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m_nColumnCount = nCount;
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m_bColumnCountCached = true;
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return m_nColumnCount;
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}
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void SAL_CALL CachedContentResultSetStub
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::impl_getCurrentRowContent( Any& rRowContent
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, const Reference< XRow >& xRow )
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{
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sal_Int32 nCount = impl_getColumnCount();
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Sequence< Any > aContent( nCount );
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for( sal_Int32 nN = 1; nN <= nCount; nN++ )
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{
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aContent[nN-1] = xRow->getObject( nN, nullptr );
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}
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rRowContent <<= aContent;
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}
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void SAL_CALL CachedContentResultSetStub
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::impl_propagateFetchSizeAndDirection( sal_Int32 nFetchSize, bool bFetchDirection )
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{
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//this is done only for the case, that there is another CachedContentResultSet in the chain of underlying ResultSets
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//we do not propagate the property 'FetchSize' or 'FetchDirection' via 'setPropertyValue' from the above CachedContentResultSet to save remote calls
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//if the underlying ResultSet has a property FetchSize and FetchDirection,
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//we will set these properties, if the new given parameters are different from the last ones
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if( !m_bNeedToPropagateFetchSize )
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return;
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bool bNeedAction;
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sal_Int32 nLastSize;
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bool bLastDirection;
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bool bFirstPropagationDone;
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{
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osl::Guard< osl::Mutex > aGuard( m_aMutex );
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bNeedAction = m_bNeedToPropagateFetchSize;
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nLastSize = m_nLastFetchSize;
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bLastDirection = m_bLastFetchDirection;
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bFirstPropagationDone = m_bFirstFetchSizePropagationDone;
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}
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if( bNeedAction )
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{
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if( nLastSize == nFetchSize
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&& bLastDirection == bFetchDirection
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&& bFirstPropagationDone )
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return;
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if(!bFirstPropagationDone)
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{
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//check whether the properties 'FetchSize' and 'FetchDirection' do exist
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Reference< XPropertySetInfo > xPropertySetInfo = getPropertySetInfo();
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bool bHasSize = xPropertySetInfo->hasPropertyByName( m_aPropertyNameForFetchSize );
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bool bHasDirection = xPropertySetInfo->hasPropertyByName( m_aPropertyNameForFetchDirection );
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if(!bHasSize || !bHasDirection)
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{
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osl::Guard< osl::Mutex > aGuard( m_aMutex );
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m_bNeedToPropagateFetchSize = false;
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return;
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}
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}
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bool bSetSize = ( nLastSize !=nFetchSize ) || !bFirstPropagationDone;
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bool bSetDirection = ( bLastDirection !=bFetchDirection ) || !bFirstPropagationDone;
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{
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osl::Guard< osl::Mutex > aGuard( m_aMutex );
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m_bFirstFetchSizePropagationDone = true;
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m_nLastFetchSize = nFetchSize;
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m_bLastFetchDirection = bFetchDirection;
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}
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if( bSetSize )
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{
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Any aValue;
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aValue <<= nFetchSize;
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try
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{
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setPropertyValue( m_aPropertyNameForFetchSize, aValue );
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}
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catch( css::uno::Exception& ) {}
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}
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if( bSetDirection )
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{
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sal_Int32 nFetchDirection = FetchDirection::FORWARD;
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if( !bFetchDirection )
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nFetchDirection = FetchDirection::REVERSE;
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Any aValue;
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aValue <<= nFetchDirection;
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try
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{
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setPropertyValue( m_aPropertyNameForFetchDirection, aValue );
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}
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catch( css::uno::Exception& ) {}
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}
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}
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}
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// XFetchProviderForContentAccess methods.
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void SAL_CALL CachedContentResultSetStub
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::impl_getCurrentContentIdentifierString( Any& rAny
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, const Reference< XContentAccess >& xContentAccess )
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{
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rAny <<= xContentAccess->queryContentIdentifierString();
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}
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void SAL_CALL CachedContentResultSetStub
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::impl_getCurrentContentIdentifier( Any& rAny
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, const Reference< XContentAccess >& xContentAccess )
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{
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rAny <<= xContentAccess->queryContentIdentifier();
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}
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void SAL_CALL CachedContentResultSetStub
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::impl_getCurrentContent( Any& rAny
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, const Reference< XContentAccess >& xContentAccess )
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{
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rAny <<= xContentAccess->queryContent();
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}
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//virtual
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FetchResult SAL_CALL CachedContentResultSetStub
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::fetchContentIdentifierStrings( sal_Int32 nRowStartPosition
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, sal_Int32 nRowCount, sal_Bool bDirection )
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{
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impl_init_xContentAccessOrigin();
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FETCH_XXX( impl_getCurrentContentIdentifierString, m_xContentAccessOrigin );
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}
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//virtual
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FetchResult SAL_CALL CachedContentResultSetStub
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::fetchContentIdentifiers( sal_Int32 nRowStartPosition
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, sal_Int32 nRowCount, sal_Bool bDirection )
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{
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impl_init_xContentAccessOrigin();
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FETCH_XXX( impl_getCurrentContentIdentifier, m_xContentAccessOrigin );
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}
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//virtual
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FetchResult SAL_CALL CachedContentResultSetStub
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::fetchContents( sal_Int32 nRowStartPosition
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, sal_Int32 nRowCount, sal_Bool bDirection )
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{
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impl_init_xContentAccessOrigin();
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FETCH_XXX( impl_getCurrentContent, m_xContentAccessOrigin );
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}
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// class CachedContentResultSetStubFactory
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|
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CachedContentResultSetStubFactory::CachedContentResultSetStubFactory(
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const Reference< XMultiServiceFactory > & rSMgr )
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{
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m_xSMgr = rSMgr;
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}
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CachedContentResultSetStubFactory::~CachedContentResultSetStubFactory()
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{
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}
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|
|
|
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// CachedContentResultSetStubFactory XInterface methods.
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void SAL_CALL CachedContentResultSetStubFactory::acquire()
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throw()
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{
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OWeakObject::acquire();
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}
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|
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void SAL_CALL CachedContentResultSetStubFactory::release()
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throw()
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{
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OWeakObject::release();
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}
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|
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css::uno::Any SAL_CALL CachedContentResultSetStubFactory::queryInterface( const css::uno::Type & rType )
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|
{
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css::uno::Any aRet = cppu::queryInterface( rType,
|
|
(static_cast< XTypeProvider* >(this)),
|
|
(static_cast< XServiceInfo* >(this)),
|
|
(static_cast< XCachedContentResultSetStubFactory* >(this))
|
|
);
|
|
return aRet.hasValue() ? aRet : OWeakObject::queryInterface( rType );
|
|
}
|
|
|
|
// CachedContentResultSetStubFactory XTypeProvider methods.
|
|
|
|
|
|
XTYPEPROVIDER_IMPL_3( CachedContentResultSetStubFactory,
|
|
XTypeProvider,
|
|
XServiceInfo,
|
|
XCachedContentResultSetStubFactory );
|
|
|
|
|
|
// CachedContentResultSetStubFactory XServiceInfo methods.
|
|
|
|
XSERVICEINFO_COMMOM_IMPL( CachedContentResultSetStubFactory,
|
|
OUString( "com.sun.star.comp.ucb.CachedContentResultSetStubFactory" ) )
|
|
/// @throws css::uno::Exception
|
|
static css::uno::Reference< css::uno::XInterface > SAL_CALL
|
|
CachedContentResultSetStubFactory_CreateInstance( const css::uno::Reference< css::lang::XMultiServiceFactory> & rSMgr )
|
|
{
|
|
css::lang::XServiceInfo* pX =
|
|
static_cast<css::lang::XServiceInfo*>(new CachedContentResultSetStubFactory( rSMgr ));
|
|
return css::uno::Reference< css::uno::XInterface >::query( pX );
|
|
}
|
|
css::uno::Sequence< OUString >
|
|
CachedContentResultSetStubFactory::getSupportedServiceNames_Static()
|
|
{
|
|
return { CACHED_CRS_STUB_FACTORY_NAME };
|
|
}
|
|
|
|
// Service factory implementation.
|
|
|
|
|
|
ONE_INSTANCE_SERVICE_FACTORY_IMPL( CachedContentResultSetStubFactory );
|
|
|
|
|
|
// CachedContentResultSetStubFactory XCachedContentResultSetStubFactory methods.
|
|
|
|
|
|
//virtual
|
|
Reference< XResultSet > SAL_CALL CachedContentResultSetStubFactory
|
|
::createCachedContentResultSetStub(
|
|
const Reference< XResultSet > & xSource )
|
|
{
|
|
if( xSource.is() )
|
|
{
|
|
Reference< XResultSet > xRet;
|
|
xRet = new CachedContentResultSetStub( xSource );
|
|
return xRet;
|
|
}
|
|
return nullptr;
|
|
}
|
|
|
|
|
|
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
|