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Diffstat (limited to 'xmlhelp/source/cxxhelp/provider/resultsetbase.cxx')
| -rw-r--r-- | xmlhelp/source/cxxhelp/provider/resultsetbase.cxx | 500 |
1 files changed, 500 insertions, 0 deletions
diff --git a/xmlhelp/source/cxxhelp/provider/resultsetbase.cxx b/xmlhelp/source/cxxhelp/provider/resultsetbase.cxx new file mode 100644 index 000000000..d08c9f97e --- /dev/null +++ b/xmlhelp/source/cxxhelp/provider/resultsetbase.cxx @@ -0,0 +1,500 @@ +/* -*- 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 . + */ + +#include <ucbhelper/contentidentifier.hxx> +#include <com/sun/star/sdbc/SQLException.hpp> +#include <com/sun/star/uno/Reference.h> +#include <com/sun/star/beans/PropertyAttribute.hpp> +#include <ucbhelper/resultsetmetadata.hxx> +#include <cppuhelper/queryinterface.hxx> + +#include "resultsetbase.hxx" + +using namespace chelp; +using namespace com::sun::star; + +ResultSetBase::ResultSetBase( const uno::Reference< uno::XComponentContext >& rxContext, + const uno::Reference< ucb::XContentProvider >& xProvider, + const uno::Sequence< beans::Property >& seq ) + : m_xContext( rxContext ), + m_xProvider( xProvider ), + m_nRow( -1 ), + m_nWasNull( true ), + m_sProperty( seq ) +{ +} + +ResultSetBase::~ResultSetBase() +{ +} + + +// XInterface + +void SAL_CALL +ResultSetBase::acquire() + noexcept +{ + OWeakObject::acquire(); +} + + +void SAL_CALL +ResultSetBase::release() + noexcept +{ + OWeakObject::release(); +} + + +uno::Any SAL_CALL +ResultSetBase::queryInterface( const uno::Type& rType ) +{ + uno::Any aRet = cppu::queryInterface( rType, + static_cast< lang::XComponent* >(this), + static_cast< sdbc::XRow* >(this), + static_cast< sdbc::XResultSet* >(this), + static_cast< sdbc::XResultSetMetaDataSupplier* >(this), + static_cast< beans::XPropertySet* >(this), + static_cast< ucb::XContentAccess* >(this) ); + return aRet.hasValue() ? aRet : OWeakObject::queryInterface( rType ); +} + + +// XComponent + + +void SAL_CALL +ResultSetBase::addEventListener( + const uno::Reference< lang::XEventListener >& Listener ) +{ + osl::MutexGuard aGuard( m_aMutex ); + + if ( ! m_pDisposeEventListeners ) + m_pDisposeEventListeners.reset( + new comphelper::OInterfaceContainerHelper3<lang::XEventListener>( m_aMutex )); + + m_pDisposeEventListeners->addInterface( Listener ); +} + + +void SAL_CALL +ResultSetBase::removeEventListener( + const uno::Reference< lang::XEventListener >& Listener ) +{ + osl::MutexGuard aGuard( m_aMutex ); + + if ( m_pDisposeEventListeners ) + m_pDisposeEventListeners->removeInterface( Listener ); +} + + +void SAL_CALL +ResultSetBase::dispose() +{ + osl::MutexGuard aGuard( m_aMutex ); + + lang::EventObject aEvt; + aEvt.Source = static_cast< lang::XComponent * >( this ); + + if ( m_pDisposeEventListeners && m_pDisposeEventListeners->getLength() ) + { + m_pDisposeEventListeners->disposeAndClear( aEvt ); + } + if( m_pRowCountListeners && m_pRowCountListeners->getLength() ) + { + m_pRowCountListeners->disposeAndClear( aEvt ); + } + if( m_pIsFinalListeners && m_pIsFinalListeners->getLength() ) + { + m_pIsFinalListeners->disposeAndClear( aEvt ); + } +} + + +// XResultSet + +sal_Bool SAL_CALL +ResultSetBase::next() +{ + m_nRow++; + return sal::static_int_cast<sal_uInt32>( m_nRow ) < m_aItems.size(); +} + + +sal_Bool SAL_CALL +ResultSetBase::isBeforeFirst() +{ + return m_nRow == -1; +} + + +sal_Bool SAL_CALL +ResultSetBase::isAfterLast() +{ + return sal::static_int_cast<sal_uInt32>( m_nRow ) >= m_aItems.size(); // Cannot happen, if m_aFolder.isOpen() +} + + +sal_Bool SAL_CALL +ResultSetBase::isFirst() +{ + return m_nRow == 0; +} + + +sal_Bool SAL_CALL +ResultSetBase::isLast() +{ + if( sal::static_int_cast<sal_uInt32>( m_nRow ) == m_aItems.size() - 1 ) + return true; + else + return false; +} + + +void SAL_CALL +ResultSetBase::beforeFirst() +{ + m_nRow = -1; +} + + +void SAL_CALL +ResultSetBase::afterLast() +{ + m_nRow = m_aItems.size(); +} + + +sal_Bool SAL_CALL +ResultSetBase::first() +{ + m_nRow = -1; + return next(); +} + + +sal_Bool SAL_CALL +ResultSetBase::last() +{ + m_nRow = m_aItems.size() - 1; + return true; +} + + +sal_Int32 SAL_CALL +ResultSetBase::getRow() +{ + // Test, whether behind last row + if( -1 == m_nRow || sal::static_int_cast<sal_uInt32>( m_nRow ) >= m_aItems.size() ) + return 0; + else + return m_nRow+1; +} + + +sal_Bool SAL_CALL ResultSetBase::absolute( sal_Int32 row ) +{ + if( row >= 0 ) + m_nRow = row - 1; + else + { + last(); + m_nRow += ( row + 1 ); + if( m_nRow < -1 ) + m_nRow = -1; + } + + return 0<= m_nRow && sal::static_int_cast<sal_uInt32>( m_nRow ) < m_aItems.size(); +} + + +sal_Bool SAL_CALL +ResultSetBase::relative( sal_Int32 row ) +{ + if( isAfterLast() || isBeforeFirst() ) + throw sdbc::SQLException(); + + if( row > 0 ) + while( row-- ) + next(); + else if( row < 0 ) + while( row++ && m_nRow > -1 ) + previous(); + + return 0 <= m_nRow && sal::static_int_cast<sal_uInt32>( m_nRow ) < m_aItems.size(); +} + + +sal_Bool SAL_CALL +ResultSetBase::previous() +{ + if( sal::static_int_cast<sal_uInt32>( m_nRow ) > m_aItems.size() ) + m_nRow = m_aItems.size(); // Correct Handling of afterLast + if( 0 <= m_nRow ) -- m_nRow; + + return 0 <= m_nRow && sal::static_int_cast<sal_uInt32>( m_nRow ) < m_aItems.size(); +} + + +void SAL_CALL +ResultSetBase::refreshRow() +{ +} + + +sal_Bool SAL_CALL +ResultSetBase::rowUpdated() +{ + return false; +} + +sal_Bool SAL_CALL +ResultSetBase::rowInserted() +{ + return false; +} + +sal_Bool SAL_CALL +ResultSetBase::rowDeleted() +{ + return false; +} + + +uno::Reference< uno::XInterface > SAL_CALL +ResultSetBase::getStatement() +{ + return uno::Reference< uno::XInterface >(); +} + + +// XCloseable + +void SAL_CALL +ResultSetBase::close() +{ +} + + +OUString SAL_CALL +ResultSetBase::queryContentIdentifierString() +{ + if( 0 <= m_nRow && sal::static_int_cast<sal_uInt32>( m_nRow ) < m_aItems.size() ) + return m_aPath[m_nRow]; + else + return OUString(); +} + + +uno::Reference< ucb::XContentIdentifier > SAL_CALL +ResultSetBase::queryContentIdentifier() +{ + if( 0 <= m_nRow && sal::static_int_cast<sal_uInt32>( m_nRow ) < m_aItems.size() ) + { + OUString url = queryContentIdentifierString(); + if( ! m_aIdents[m_nRow].is() && !url.isEmpty() ) + m_aIdents[m_nRow].set( new ::ucbhelper::ContentIdentifier( url ) ); + return m_aIdents[m_nRow]; + } + + return uno::Reference< ucb::XContentIdentifier >(); +} + + +uno::Reference< ucb::XContent > SAL_CALL +ResultSetBase::queryContent() +{ + if( 0 <= m_nRow && sal::static_int_cast<sal_uInt32>( m_nRow ) < m_aItems.size() ) + return m_xProvider->queryContent( queryContentIdentifier() ); + else + return uno::Reference< ucb::XContent >(); +} + +namespace { + +class XPropertySetInfoImpl + : public cppu::OWeakObject, + public beans::XPropertySetInfo +{ +public: + + explicit XPropertySetInfoImpl( const uno::Sequence< beans::Property >& aSeq ) + : m_aSeq( aSeq ) + { + } + + void SAL_CALL acquire() + noexcept override + { + OWeakObject::acquire(); + } + + + void SAL_CALL release() + noexcept override + { + OWeakObject::release(); + } + + uno::Any SAL_CALL queryInterface( const uno::Type& rType ) override + { + uno::Any aRet = cppu::queryInterface( rType, + static_cast< beans::XPropertySetInfo* >(this) ); + return aRet.hasValue() ? aRet : OWeakObject::queryInterface( rType ); + } + + uno::Sequence< beans::Property > SAL_CALL getProperties() override + { + return m_aSeq; + } + + beans::Property SAL_CALL getPropertyByName( const OUString& aName ) override + { + auto pProp = std::find_if(std::cbegin(m_aSeq), std::cend(m_aSeq), + [&aName](const beans::Property& rProp) { return aName == rProp.Name; }); + if (pProp != std::cend(m_aSeq)) + return *pProp; + throw beans::UnknownPropertyException(aName); + } + + sal_Bool SAL_CALL hasPropertyByName( const OUString& Name ) override + { + return std::any_of(std::cbegin(m_aSeq), std::cend(m_aSeq), + [&Name](const beans::Property& rProp) { return Name == rProp.Name; }); + } + +private: + + uno::Sequence< beans::Property > m_aSeq; +}; + +} + +// XPropertySet +uno::Reference< beans::XPropertySetInfo > SAL_CALL +ResultSetBase::getPropertySetInfo() +{ + uno::Sequence< beans::Property > seq + { + { "RowCount", -1, cppu::UnoType<sal_Int32>::get(), beans::PropertyAttribute::READONLY }, + { "IsRowCountFinal", -1, cppu::UnoType<sal_Bool>::get(), beans::PropertyAttribute::READONLY } + }; + + //t + return uno::Reference< beans::XPropertySetInfo > ( new XPropertySetInfoImpl( seq ) ); +} + + +void SAL_CALL ResultSetBase::setPropertyValue( + const OUString& aPropertyName, const uno::Any& ) +{ + if( aPropertyName == "IsRowCountFinal" || + aPropertyName == "RowCount" ) + return; + + throw beans::UnknownPropertyException(aPropertyName); +} + + +uno::Any SAL_CALL ResultSetBase::getPropertyValue( + const OUString& PropertyName ) +{ + if( PropertyName == "IsRowCountFinal" ) + { + return uno::Any(true); + } + else if ( PropertyName == "RowCount" ) + { + sal_Int32 count = m_aItems.size(); + return uno::Any(count); + } + else + throw beans::UnknownPropertyException(PropertyName); +} + + +void SAL_CALL ResultSetBase::addPropertyChangeListener( + const OUString& aPropertyName, + const uno::Reference< beans::XPropertyChangeListener >& xListener ) +{ + if( aPropertyName == "IsRowCountFinal" ) + { + osl::MutexGuard aGuard( m_aMutex ); + if ( ! m_pIsFinalListeners ) + m_pIsFinalListeners.reset( + new comphelper::OInterfaceContainerHelper3<beans::XPropertyChangeListener>( m_aMutex )); + + m_pIsFinalListeners->addInterface( xListener ); + } + else if ( aPropertyName == "RowCount" ) + { + osl::MutexGuard aGuard( m_aMutex ); + if ( ! m_pRowCountListeners ) + m_pRowCountListeners.reset( + new comphelper::OInterfaceContainerHelper3<beans::XPropertyChangeListener>( m_aMutex )); + m_pRowCountListeners->addInterface( xListener ); + } + else + throw beans::UnknownPropertyException(aPropertyName); +} + + +void SAL_CALL ResultSetBase::removePropertyChangeListener( + const OUString& aPropertyName, + const uno::Reference< beans::XPropertyChangeListener >& aListener ) +{ + if( aPropertyName == "IsRowCountFinal" && + m_pIsFinalListeners ) + { + osl::MutexGuard aGuard( m_aMutex ); + m_pIsFinalListeners->removeInterface( aListener ); + } + else if ( aPropertyName == "RowCount" && + m_pRowCountListeners ) + { + osl::MutexGuard aGuard( m_aMutex ); + m_pRowCountListeners->removeInterface( aListener ); + } + else + throw beans::UnknownPropertyException(aPropertyName); +} + + +void SAL_CALL ResultSetBase::addVetoableChangeListener( + const OUString&, + const uno::Reference< beans::XVetoableChangeListener >& ) +{} + + +void SAL_CALL ResultSetBase::removeVetoableChangeListener( + const OUString&, + const uno::Reference< beans::XVetoableChangeListener >& ) +{} + + +// XResultSetMetaDataSupplier +uno::Reference< sdbc::XResultSetMetaData > SAL_CALL +ResultSetBase::getMetaData() +{ + return new ::ucbhelper::ResultSetMetaData( m_xContext, m_sProperty ); +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |