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Diffstat (limited to 'comphelper/source/misc/namedvaluecollection.cxx')
| -rw-r--r-- | comphelper/source/misc/namedvaluecollection.cxx | 308 |
1 files changed, 308 insertions, 0 deletions
diff --git a/comphelper/source/misc/namedvaluecollection.cxx b/comphelper/source/misc/namedvaluecollection.cxx new file mode 100644 index 000000000..11ef15b30 --- /dev/null +++ b/comphelper/source/misc/namedvaluecollection.cxx @@ -0,0 +1,308 @@ +/* -*- 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 <comphelper/namedvaluecollection.hxx> + +#include <com/sun/star/beans/NamedValue.hpp> +#include <com/sun/star/lang/IllegalArgumentException.hpp> +#include <com/sun/star/beans/PropertyState.hpp> +#include <com/sun/star/beans/PropertyValue.hpp> + +#include <sal/log.hxx> + +#include <algorithm> +#include <unordered_map> + +namespace comphelper +{ + + + using ::com::sun::star::uno::Any; + using ::com::sun::star::uno::Sequence; + using ::com::sun::star::beans::PropertyValue; + using ::com::sun::star::beans::NamedValue; + using ::com::sun::star::uno::Type; + using ::com::sun::star::uno::cpp_acquire; + using ::com::sun::star::uno::cpp_release; + using ::com::sun::star::uno::cpp_queryInterface; + using ::com::sun::star::lang::IllegalArgumentException; + using ::com::sun::star::beans::PropertyState_DIRECT_VALUE; + + NamedValueCollection::NamedValueCollection( const Any& _rElements ) + { + impl_assign( _rElements ); + } + + + NamedValueCollection::NamedValueCollection( const Sequence< Any >& _rArguments ) + { + impl_assign( _rArguments ); + } + + + NamedValueCollection::NamedValueCollection( const Sequence< PropertyValue >& _rArguments ) + { + impl_assign( _rArguments ); + } + + + NamedValueCollection::NamedValueCollection( const Sequence< NamedValue >& _rArguments ) + { + impl_assign( _rArguments ); + } + + + bool NamedValueCollection::canExtractFrom( css::uno::Any const & i_value ) + { + Type const & aValueType = i_value.getValueType(); + return aValueType.equals( ::cppu::UnoType< PropertyValue >::get() ) + || aValueType.equals( ::cppu::UnoType< NamedValue >::get() ) + || aValueType.equals( ::cppu::UnoType< Sequence< PropertyValue > >::get() ) + || aValueType.equals( ::cppu::UnoType< Sequence< NamedValue > >::get() ); + } + + + NamedValueCollection& NamedValueCollection::merge( const NamedValueCollection& _rAdditionalValues, bool _bOverwriteExisting ) + { + for (auto const& value : _rAdditionalValues.maValues) + { + if ( _bOverwriteExisting || !impl_has( value.first ) ) + impl_put( value.first, value.second ); + } + + return *this; + } + + + size_t NamedValueCollection::size() const + { + return maValues.size(); + } + + + bool NamedValueCollection::empty() const + { + return maValues.empty(); + } + + + std::vector< OUString > NamedValueCollection::getNames() const + { + std::vector< OUString > aNames; + for (auto const& value : maValues) + { + aNames.push_back( value.first ); + } + return aNames; + } + + + void NamedValueCollection::impl_assign( const Any& i_rWrappedElements ) + { + Sequence< NamedValue > aNamedValues; + Sequence< PropertyValue > aPropertyValues; + NamedValue aNamedValue; + PropertyValue aPropertyValue; + + if ( i_rWrappedElements >>= aNamedValues ) + impl_assign( aNamedValues ); + else if ( i_rWrappedElements >>= aPropertyValues ) + impl_assign( aPropertyValues ); + else if ( i_rWrappedElements >>= aNamedValue ) + impl_assign( Sequence< NamedValue >( &aNamedValue, 1 ) ); + else if ( i_rWrappedElements >>= aPropertyValue ) + impl_assign( Sequence< PropertyValue >( &aPropertyValue, 1 ) ); + else + SAL_WARN_IF( i_rWrappedElements.hasValue(), "comphelper", "NamedValueCollection::impl_assign(Any): unsupported type!" ); + } + + + void NamedValueCollection::impl_assign( const Sequence< Any >& _rArguments ) + { + maValues.clear(); + + PropertyValue aPropertyValue; + NamedValue aNamedValue; + + for ( auto const & argument : _rArguments ) + { + if ( argument >>= aPropertyValue ) + maValues[ aPropertyValue.Name ] = aPropertyValue.Value; + else if ( argument >>= aNamedValue ) + maValues[ aNamedValue.Name ] = aNamedValue.Value; + else + { + SAL_WARN_IF( + argument.hasValue(), "comphelper", + ("NamedValueCollection::impl_assign: encountered a value" + " type which I cannot handle: " + + argument.getValueTypeName())); + } + } + } + + + void NamedValueCollection::impl_assign( const Sequence< PropertyValue >& _rArguments ) + { + maValues.clear(); + + for ( auto const & argument : _rArguments ) + maValues[ argument.Name ] = argument.Value; + } + + + void NamedValueCollection::impl_assign( const Sequence< NamedValue >& _rArguments ) + { + maValues.clear(); + + for ( auto const & argument : _rArguments ) + maValues[ argument.Name ] = argument.Value; + } + + + bool NamedValueCollection::get_ensureType( const OUString& _rValueName, void* _pValueLocation, const Type& _rExpectedValueType ) const + { + auto pos = maValues.find( _rValueName ); + if ( pos == maValues.end() ) + // argument does not exist + return false; + + if ( uno_type_assignData( + _pValueLocation, _rExpectedValueType.getTypeLibType(), + const_cast< void* >( pos->second.getValue() ), pos->second.getValueType().getTypeLibType(), + reinterpret_cast< uno_QueryInterfaceFunc >( cpp_queryInterface ), + reinterpret_cast< uno_AcquireFunc >( cpp_acquire ), + reinterpret_cast< uno_ReleaseFunc >( cpp_release ) + ) ) + // argument exists, and could be extracted + return true; + + // argument exists, but is of wrong type + throw IllegalArgumentException( + "Invalid value type for '" + _rValueName + + "'.\nExpected: " + _rExpectedValueType.getTypeName() + + "\nFound: " + pos->second.getValueType().getTypeName(), + nullptr, 0 ); + } + + // static + bool NamedValueCollection::get_ensureType( const css::uno::Sequence<css::beans::PropertyValue>& rPropSeq, + std::u16string_view _rValueName, void* _pValueLocation, const Type& _rExpectedValueType ) + { + for (const css::beans::PropertyValue& rPropVal : rPropSeq) + { + if (rPropVal.Name == _rValueName) + { + if ( uno_type_assignData( + _pValueLocation, _rExpectedValueType.getTypeLibType(), + const_cast< void* >( rPropVal.Value.getValue() ), rPropVal.Value.getValueType().getTypeLibType(), + reinterpret_cast< uno_QueryInterfaceFunc >( cpp_queryInterface ), + reinterpret_cast< uno_AcquireFunc >( cpp_acquire ), + reinterpret_cast< uno_ReleaseFunc >( cpp_release ) + ) ) + // argument exists, and could be extracted + return true; + + // argument exists, but is of wrong type + throw IllegalArgumentException( + OUString::Concat("Invalid value type for '") + _rValueName + + "'.\nExpected: " + _rExpectedValueType.getTypeName() + + "\nFound: " + rPropVal.Value.getValueType().getTypeName(), + nullptr, 0 ); + } + } + // argument does not exist + return false; + } + + // static + const css::uno::Any& NamedValueCollection::get( const css::uno::Sequence<css::beans::PropertyValue>& rPropSeq, + std::u16string_view _rValueName ) + { + static const Any theEmptyDefault; + for (const css::beans::PropertyValue& rPropVal : rPropSeq) + { + if (rPropVal.Name == _rValueName) + { + return rPropVal.Value; + } + } + return theEmptyDefault; + } + + const Any& NamedValueCollection::impl_get( const OUString& _rValueName ) const + { + static const Any theEmptyDefault; + auto pos = maValues.find( _rValueName ); + if ( pos != maValues.end() ) + return pos->second; + + return theEmptyDefault; + } + + + bool NamedValueCollection::impl_has( const OUString& _rValueName ) const + { + auto pos = maValues.find( _rValueName ); + return ( pos != maValues.end() ); + } + + + bool NamedValueCollection::impl_put( const OUString& _rValueName, const Any& _rValue ) + { + bool bHas = impl_has( _rValueName ); + maValues[ _rValueName ] = _rValue; + return bHas; + } + + + bool NamedValueCollection::impl_remove( const OUString& _rValueName ) + { + auto pos = maValues.find( _rValueName ); + if ( pos == maValues.end() ) + return false; + maValues.erase( pos ); + return true; + } + + + sal_Int32 NamedValueCollection::operator >>= ( Sequence< PropertyValue >& _out_rValues ) const + { + _out_rValues.realloc( maValues.size() ); + std::transform( maValues.begin(), maValues.end(), _out_rValues.getArray(), + [](const std::pair< OUString, css::uno::Any >& _rValue) + { return PropertyValue( _rValue.first, 0, _rValue.second, PropertyState_DIRECT_VALUE ); } ); + return _out_rValues.getLength(); + } + + + sal_Int32 NamedValueCollection::operator >>= ( Sequence< NamedValue >& _out_rValues ) const + { + _out_rValues.realloc( maValues.size() ); + std::transform( maValues.begin(), maValues.end(), _out_rValues.getArray(), + [](const std::pair< OUString, css::uno::Any >& _rValue) + { return NamedValue( _rValue.first, _rValue.second ); } ); + return _out_rValues.getLength(); + } + + +} // namespace comphelper + + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |