/* -*- 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 #include #include #include #include #include #include namespace connectivity { using ::com::sun::star::uno::Reference; using ::com::sun::star::uno::Any; using ::com::sun::star::uno::XInterface; using ::com::sun::star::uno::XComponentContext; using ::com::sun::star::sdbc::SQLException; using ::com::sun::star::uno::Type; //using SQLError::ParamValue; // GCC (unxlngi6) does not like this namespace { typedef SQLError::ParamValue ParamValue; } class SQLError_Impl { public: explicit SQLError_Impl( const Reference & _rxContext ); ~SQLError_Impl(); // versions of the public SQLError methods which are just delegated to this impl-class static const OUString& getMessagePrefix(); OUString getErrorMessage( const ErrorCondition _eCondition, const ParamValue& _rParamValue1, const ParamValue& _rParamValue2, const ParamValue& _rParamValue3 ); OUString getSQLState( const ErrorCondition _eCondition ); static ErrorCode getErrorCode( const ErrorCondition _eCondition ); void raiseException( const ErrorCondition _eCondition, const Reference< XInterface >& _rxContext, const ParamValue& _rParamValue1, const ParamValue& _rParamValue2, const ParamValue& _rParamValue3 ); void raiseException( const ErrorCondition _eCondition, const ParamValue& _rParamValue1, const ParamValue& _rParamValue2, const ParamValue& _rParamValue3 ); void raiseTypedException( const ErrorCondition _eCondition, const Reference< XInterface >& _rxContext, const Type& _rExceptionType, const ParamValue& _rParamValue1, const ParamValue& _rParamValue2, const ParamValue& _rParamValue3 ); SQLException getSQLException( const ErrorCondition _eCondition, const Reference< XInterface >& _rxContext, const ParamValue& _rParamValue1, const ParamValue& _rParamValue2, const ParamValue& _rParamValue3 ); private: /// returns the basic error message associated with the given error condition, without any parameter replacements OUString impl_getErrorMessage( ErrorCondition _eCondition ); /// returns the SQLState associated with the given error condition OUString impl_getSQLState( ErrorCondition _eCondition ); /// returns an SQLException describing the given error condition SQLException impl_buildSQLException( const ErrorCondition _eCondition, const Reference< XInterface >& _rxContext, const ParamValue& _rParamValue1, const ParamValue& _rParamValue2, const ParamValue& _rParamValue3 ); /// initializes our resource bundle bool impl_initResources(); private: ::osl::Mutex m_aMutex; Reference m_aContext; ::std::unique_ptr< ::comphelper::OfficeResourceBundle > m_pResources; bool m_bAttemptedInit; }; SQLError_Impl::SQLError_Impl( const Reference & _rxContext ) :m_aContext( _rxContext ) ,m_pResources( ) ,m_bAttemptedInit( false ) { } SQLError_Impl::~SQLError_Impl() { } const OUString& SQLError_Impl::getMessagePrefix() { static const OUString s_sMessagePrefix( "[OOoBase]" ); return s_sMessagePrefix; } namespace { /** substitutes a given placeholder in the given message with the given value */ void lcl_substitutePlaceholder(OUString& _rMessage, const sal_Char* _pPlaceholder, const ParamValue& rParamValue) { size_t nPlaceholderLen( strlen( _pPlaceholder ) ); sal_Int32 nIndex = _rMessage.indexOfAsciiL( _pPlaceholder, nPlaceholderLen ); bool bHasPlaceholder = ( nIndex != -1 ); bool bWantsPlaceholder = rParamValue.is(); OSL_ENSURE( bHasPlaceholder == bWantsPlaceholder, "lcl_substitutePlaceholder: placeholder where none is expected, or no placeholder where one is needed!" ); if ( bHasPlaceholder && bWantsPlaceholder ) _rMessage = _rMessage.replaceAt( nIndex, nPlaceholderLen, *rParamValue ); } sal_Int32 lcl_getResourceID( const ErrorCondition _eCondition, bool _bSQLState ) { return 256 + 2 * ::sal::static_int_cast< sal_Int32, ErrorCondition >( _eCondition ) + ( _bSQLState ? 1 : 0 ); } } OUString SQLError_Impl::getErrorMessage( const ErrorCondition _eCondition, const ParamValue& _rParamValue1, const ParamValue& _rParamValue2, const ParamValue& _rParamValue3 ) { OUString sErrorMessage( impl_getErrorMessage( _eCondition ) ); lcl_substitutePlaceholder( sErrorMessage, "$1$", _rParamValue1 ); lcl_substitutePlaceholder( sErrorMessage, "$2$", _rParamValue2 ); lcl_substitutePlaceholder( sErrorMessage, "$3$", _rParamValue3 ); return sErrorMessage; } OUString SQLError_Impl::getSQLState( const ErrorCondition _eCondition ) { return impl_getSQLState( _eCondition ); } ErrorCode SQLError_Impl::getErrorCode( const ErrorCondition _eCondition ) { return 0 - ::sal::static_int_cast< ErrorCode, ErrorCondition >( _eCondition ); } void SQLError_Impl::raiseException( const ErrorCondition _eCondition, const Reference< XInterface >& _rxContext, const ParamValue& _rParamValue1, const ParamValue& _rParamValue2, const ParamValue& _rParamValue3 ) { raiseTypedException( _eCondition, _rxContext, ::cppu::UnoType< SQLException >::get(), _rParamValue1, _rParamValue2, _rParamValue3 ); } void SQLError_Impl::raiseException( const ErrorCondition _eCondition, const ParamValue& _rParamValue1, const ParamValue& _rParamValue2, const ParamValue& _rParamValue3 ) { raiseTypedException( _eCondition, nullptr, ::cppu::UnoType< SQLException >::get(), _rParamValue1, _rParamValue2, _rParamValue3 ); } void SQLError_Impl::raiseTypedException( const ErrorCondition _eCondition, const Reference< XInterface >& _rxContext, const Type& _rExceptionType, const ParamValue& _rParamValue1, const ParamValue& _rParamValue2, const ParamValue& _rParamValue3 ) { if ( !::cppu::UnoType< SQLException >::get().isAssignableFrom( _rExceptionType ) ) throw ::std::bad_cast(); // default-construct an exception of the desired type Any aException( nullptr, _rExceptionType ); // fill it SQLException* pException = static_cast< SQLException* >( aException.pData ); *pException = impl_buildSQLException( _eCondition, _rxContext, _rParamValue1, _rParamValue2, _rParamValue3 ); // throw it ::cppu::throwException( aException ); } SQLException SQLError_Impl::getSQLException( const ErrorCondition _eCondition, const Reference< XInterface >& _rxContext, const ParamValue& _rParamValue1, const ParamValue& _rParamValue2, const ParamValue& _rParamValue3 ) { return impl_buildSQLException( _eCondition, _rxContext, _rParamValue1, _rParamValue2, _rParamValue3 ); } SQLException SQLError_Impl::impl_buildSQLException( const ErrorCondition _eCondition, const Reference< XInterface >& _rxContext, const ParamValue& _rParamValue1, const ParamValue& _rParamValue2, const ParamValue& _rParamValue3 ) { return SQLException( getErrorMessage( _eCondition, _rParamValue1, _rParamValue2, _rParamValue3 ), _rxContext, getSQLState( _eCondition ), getErrorCode( _eCondition ), Any() ); } OUString SQLError_Impl::impl_getErrorMessage( ErrorCondition _eCondition ) { OUStringBuffer aMessage; if ( impl_initResources() ) { OUString sResMessage( m_pResources->loadString( lcl_getResourceID( _eCondition, false ) ) ); OSL_ENSURE( !sResMessage.isEmpty(), "SQLError_Impl::impl_getErrorMessage: illegal error condition, or invalid resource!" ); aMessage.append( getMessagePrefix() ).append( " " ).append( sResMessage ); } return aMessage.makeStringAndClear(); } OUString SQLError_Impl::impl_getSQLState( ErrorCondition _eCondition ) { OUString sState; if ( impl_initResources() ) { sal_Int32 nResourceId( lcl_getResourceID( _eCondition, true ) ); if ( m_pResources->hasString( nResourceId ) ) sState = m_pResources->loadString( nResourceId ); } if ( sState.isEmpty() ) sState = OUString::intern( RTL_CONSTASCII_USTRINGPARAM( "S1000" ) ); return sState; } bool SQLError_Impl::impl_initResources() { if ( m_pResources.get() ) return true; if ( m_bAttemptedInit ) return false; ::osl::MutexGuard aGuard( m_aMutex ); m_bAttemptedInit = true; m_pResources.reset( new ::comphelper::OfficeResourceBundle( m_aContext, "sdberr" ) ); return m_pResources.get() != nullptr; } SQLError::SQLError( const Reference & _rxContext ) :m_pImpl( new SQLError_Impl( _rxContext ) ) { } SQLError::~SQLError() { } const OUString& SQLError::getMessagePrefix() { return SQLError_Impl::getMessagePrefix(); } OUString SQLError::getErrorMessage( const ErrorCondition _eCondition ) const { return m_pImpl->getErrorMessage( _eCondition, ParamValue(), ParamValue(), ParamValue() ); } ErrorCode SQLError::getErrorCode( const ErrorCondition _eCondition ) { return SQLError_Impl::getErrorCode( _eCondition ); } void SQLError::raiseException( const ErrorCondition _eCondition, const Reference< XInterface >& _rxContext, const ParamValue& _rParamValue1, const ParamValue& _rParamValue2, const ParamValue& _rParamValue3 ) const { m_pImpl->raiseException( _eCondition, _rxContext, _rParamValue1, _rParamValue2, _rParamValue3 ); } void SQLError::raiseException( const ErrorCondition _eCondition ) const { m_pImpl->raiseException( _eCondition, ParamValue(), ParamValue(), ParamValue() ); } void SQLError::raiseTypedException( const ErrorCondition _eCondition, const Reference< XInterface >& _rxContext, const Type& _rExceptionType ) const { m_pImpl->raiseTypedException( _eCondition, _rxContext, _rExceptionType, ParamValue(), ParamValue(), ParamValue() ); } SQLException SQLError::getSQLException( const ErrorCondition _eCondition, const Reference< XInterface >& _rxContext, const ParamValue& _rParamValue1, const ParamValue& _rParamValue2, const ParamValue& _rParamValue3 ) const { return m_pImpl->getSQLException( _eCondition, _rxContext, _rParamValue1, _rParamValue2, _rParamValue3 ); } } // namespace connectivity /* vim:set shiftwidth=4 softtabstop=4 expandtab: */