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-rw-r--r--comphelper/source/property/property.cxx206
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diff --git a/comphelper/source/property/property.cxx b/comphelper/source/property/property.cxx
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+/* -*- 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/property.hxx>
+#include <comphelper/sequence.hxx>
+#include <osl/diagnose.h>
+#include <sal/log.hxx>
+#include <comphelper/diagnose_ex.hxx>
+
+#if OSL_DEBUG_LEVEL > 0
+ #include <cppuhelper/exc_hlp.hxx>
+ #include <com/sun/star/lang/XServiceInfo.hpp>
+ #include <typeinfo>
+#endif
+#include <com/sun/star/beans/PropertyAttribute.hpp>
+#include <com/sun/star/beans/XPropertySet.hpp>
+#include <com/sun/star/lang/IllegalArgumentException.hpp>
+#include <rtl/ustrbuf.hxx>
+#include <algorithm>
+
+
+namespace comphelper
+{
+
+ using ::com::sun::star::uno::Reference;
+ using ::com::sun::star::beans::XPropertySet;
+ using ::com::sun::star::beans::XPropertySetInfo;
+ using ::com::sun::star::beans::Property;
+ using ::com::sun::star::uno::Sequence;
+ using ::com::sun::star::uno::Exception;
+ using ::com::sun::star::uno::Any;
+ using ::com::sun::star::uno::Type;
+ using ::com::sun::star::uno::cpp_queryInterface;
+ using ::com::sun::star::uno::cpp_acquire;
+ using ::com::sun::star::uno::cpp_release;
+#if OSL_DEBUG_LEVEL > 0
+ using ::com::sun::star::lang::XServiceInfo;
+#endif
+ using ::com::sun::star::uno::UNO_QUERY;
+
+ namespace PropertyAttribute = ::com::sun::star::beans::PropertyAttribute;
+
+
+void copyProperties(const Reference<XPropertySet>& _rxSource,
+ const Reference<XPropertySet>& _rxDest)
+{
+ if (!_rxSource.is() || !_rxDest.is())
+ {
+ OSL_FAIL("copyProperties: invalid arguments !");
+ return;
+ }
+
+ Reference< XPropertySetInfo > xSourceProps = _rxSource->getPropertySetInfo();
+ Reference< XPropertySetInfo > xDestProps = _rxDest->getPropertySetInfo();
+
+ const Sequence< Property > aSourceProps = xSourceProps->getProperties();
+ Property aDestProp;
+ for (const Property& rSourceProp : aSourceProps)
+ {
+ if ( xDestProps->hasPropertyByName(rSourceProp.Name) )
+ {
+ try
+ {
+ aDestProp = xDestProps->getPropertyByName(rSourceProp.Name);
+ if (0 == (aDestProp.Attributes & PropertyAttribute::READONLY) )
+ {
+ const Any aSourceValue = _rxSource->getPropertyValue(rSourceProp.Name);
+ if ( 0 != (aDestProp.Attributes & PropertyAttribute::MAYBEVOID) || aSourceValue.hasValue() )
+ _rxDest->setPropertyValue(rSourceProp.Name, aSourceValue);
+ }
+ }
+ catch (Exception&)
+ {
+#if OSL_DEBUG_LEVEL > 0
+ TOOLS_WARN_EXCEPTION("comphelper", "Caught exception copying properties");
+
+ OUStringBuffer aBuffer(
+ "::comphelper::copyProperties: could not copy property '"
+ + rSourceProp.Name
+ + "' to the destination set (a '" );
+
+ Reference< XServiceInfo > xSI( _rxDest, UNO_QUERY );
+ if ( xSI.is() )
+ {
+ aBuffer.append( xSI->getImplementationName() );
+ }
+ else
+ {
+ aBuffer.appendAscii( typeid( *_rxDest ).name() );
+ }
+ aBuffer.append( "' implementation).\n" );
+
+ Any aException( ::cppu::getCaughtException() );
+ aBuffer.append( "Caught an exception of type '"
+ + aException.getValueTypeName()
+ + "'" );
+
+ Exception aBaseException;
+ if ( ( aException >>= aBaseException ) && !aBaseException.Message.isEmpty() )
+ {
+ aBuffer.append( ", saying '"
+ + aBaseException.Message
+ + "'" );
+ }
+ aBuffer.append( "." );
+
+ SAL_WARN( "comphelper", aBuffer.makeStringAndClear() );
+#endif
+ }
+ }
+ }
+}
+
+
+bool hasProperty(const OUString& _rName, const Reference<XPropertySet>& _rxSet)
+{
+ if (_rxSet.is())
+ {
+ // XPropertySetInfoRef xInfo(rxSet->getPropertySetInfo());
+ return _rxSet->getPropertySetInfo()->hasPropertyByName(_rName);
+ }
+ return false;
+}
+
+
+void RemoveProperty(Sequence<Property>& _rProps, const OUString& _rPropName)
+{
+ // binary search
+ Property aNameProp(_rPropName, 0, Type(), 0);
+ const Property* pResult = std::lower_bound(std::cbegin(_rProps), std::cend(_rProps), aNameProp, PropertyCompareByName());
+
+ if ( pResult != std::cend(_rProps) && pResult->Name == _rPropName)
+ {
+ removeElementAt(_rProps, pResult - std::cbegin(_rProps));
+ }
+}
+
+
+void ModifyPropertyAttributes(Sequence<Property>& seqProps, const OUString& sPropName, sal_Int16 nAddAttrib, sal_Int16 nRemoveAttrib)
+{
+ // binary search
+ auto [begin, end] = asNonConstRange(seqProps);
+ Property aNameProp(sPropName, 0, Type(), 0);
+ Property* pResult = std::lower_bound(begin, end, aNameProp, PropertyCompareByName());
+
+ if ( (pResult != end) && (pResult->Name == sPropName) )
+ {
+ pResult->Attributes |= nAddAttrib;
+ pResult->Attributes &= ~nRemoveAttrib;
+ }
+}
+
+
+bool tryPropertyValue(Any& _rConvertedValue, Any& _rOldValue, const Any& _rValueToSet, const Any& _rCurrentValue, const Type& _rExpectedType)
+{
+ bool bModified(false);
+ if (_rCurrentValue.getValue() != _rValueToSet.getValue())
+ {
+ if ( _rValueToSet.hasValue() && ( !_rExpectedType.equals( _rValueToSet.getValueType() ) ) )
+ {
+ _rConvertedValue = Any( nullptr, _rExpectedType.getTypeLibType() );
+
+ if ( !uno_type_assignData(
+ const_cast< void* >( _rConvertedValue.getValue() ), _rConvertedValue.getValueType().getTypeLibType(),
+ const_cast< void* >( _rValueToSet.getValue() ), _rValueToSet.getValueType().getTypeLibType(),
+ reinterpret_cast< uno_QueryInterfaceFunc >(
+ cpp_queryInterface),
+ reinterpret_cast< uno_AcquireFunc >(cpp_acquire),
+ reinterpret_cast< uno_ReleaseFunc >(cpp_release)
+ )
+ )
+ throw css::lang::IllegalArgumentException();
+ }
+ else
+ _rConvertedValue = _rValueToSet;
+
+ if ( _rCurrentValue != _rConvertedValue )
+ {
+ _rOldValue = _rCurrentValue;
+ bModified = true;
+ }
+ }
+ return bModified;
+}
+
+
+}
+
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */