| /************************************************************** |
| * |
| * 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 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| * |
| *************************************************************/ |
| |
| |
| |
| // MARKER(update_precomp.py): autogen include statement, do not remove |
| #include "precompiled_xmloff.hxx" |
| #include <com/sun/star/lang/XTypeProvider.hpp> |
| #include <cppuhelper/weakref.hxx> |
| |
| #ifndef _XMLOFF_SINGLEPROPERTYSETINFOCACHE_HXX |
| #include <xmloff/SinglePropertySetInfoCache.hxx> |
| #endif |
| |
| using namespace ::com::sun::star::uno; |
| using ::com::sun::star::lang::XTypeProvider; |
| using ::com::sun::star::beans::XPropertySet; |
| using ::com::sun::star::beans::XPropertySetInfo; |
| |
| sal_Bool SinglePropertySetInfoCache::hasProperty( |
| const Reference< XPropertySet >& rPropSet, |
| Reference< XPropertySetInfo >& rPropSetInfo ) |
| { |
| if( !rPropSetInfo.is() ) |
| rPropSetInfo = rPropSet->getPropertySetInfo(); |
| sal_Bool bRet = sal_False, bValid = sal_False; |
| Reference < XTypeProvider > xTypeProv( rPropSet, UNO_QUERY ); |
| Sequence< sal_Int8 > aImplId; |
| if( xTypeProv.is() ) |
| { |
| aImplId = xTypeProv->getImplementationId(); |
| if( aImplId.getLength() == 16 ) |
| { |
| // The key must not be created outside this block, because it |
| // keeps a reference to the property set info. |
| PropertySetInfoKey aKey( rPropSetInfo, aImplId ); |
| iterator aIter = find( aKey ); |
| if( aIter != end() ) |
| { |
| bRet = (*aIter).second; |
| bValid = sal_True; |
| } |
| } |
| } |
| if( !bValid ) |
| { |
| bRet = rPropSetInfo->hasPropertyByName( sName ); |
| if( xTypeProv.is() && aImplId.getLength() == 16 ) |
| { |
| // Check whether the property set info is destroyed if it is |
| // assigned to a weak reference only. If it is destroyed, then |
| // every instance of getPropertySetInfo returns a new object. |
| // Such property set infos must not be cached. |
| WeakReference < XPropertySetInfo > xWeakInfo( rPropSetInfo ); |
| rPropSetInfo = 0; |
| rPropSetInfo = xWeakInfo; |
| if( rPropSetInfo.is() ) |
| { |
| PropertySetInfoKey aKey( rPropSetInfo, aImplId ); |
| value_type aValue( aKey, bRet ); |
| insert( aValue ); |
| } |
| } |
| } |
| |
| return bRet; |
| } |