Orocos Real-Time Toolkit
2.5.0
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00001 /*************************************************************************** 00002 tag: The SourceWorks Tue Sep 7 00:55:18 CEST 2010 PropertyBagVisitor.cpp 00003 00004 PropertyBagVisitor.cpp - description 00005 ------------------- 00006 begin : Tue September 07 2010 00007 copyright : (C) 2010 The SourceWorks 00008 email : peter@thesourceworks.com 00009 00010 *************************************************************************** 00011 * This library is free software; you can redistribute it and/or * 00012 * modify it under the terms of the GNU General Public * 00013 * License as published by the Free Software Foundation; * 00014 * version 2 of the License. * 00015 * * 00016 * As a special exception, you may use this file as part of a free * 00017 * software library without restriction. Specifically, if other files * 00018 * instantiate templates or use macros or inline functions from this * 00019 * file, or you compile this file and link it with other files to * 00020 * produce an executable, this file does not by itself cause the * 00021 * resulting executable to be covered by the GNU General Public * 00022 * License. This exception does not however invalidate any other * 00023 * reasons why the executable file might be covered by the GNU General * 00024 * Public License. * 00025 * * 00026 * This library is distributed in the hope that it will be useful, * 00027 * but WITHOUT ANY WARRANTY; without even the implied warranty of * 00028 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * 00029 * Lesser General Public License for more details. * 00030 * * 00031 * You should have received a copy of the GNU General Public * 00032 * License along with this library; if not, write to the Free Software * 00033 * Foundation, Inc., 59 Temple Place, * 00034 * Suite 330, Boston, MA 02111-1307 USA * 00035 * * 00036 ***************************************************************************/ 00037 00038 00039 #include "PropertyBagVisitor.hpp" 00040 #include "../types/PropertyDecomposition.hpp" 00041 #include "../types/Types.hpp" 00042 #include "../Property.hpp" 00043 #include "../PropertyBag.hpp" 00044 #include "../Logger.hpp" 00045 00046 namespace RTT { 00047 using namespace detail; 00048 00049 bool PropertyBagVisitor::introspectAndDecompose(PropertyBase* v) 00050 { 00051 DataSourceBase::shared_ptr dsb = v->getTypeInfo()->decomposeType( v->getDataSource() ); 00052 // Try conversion first because this is the user's implementation of decomposition: 00053 if ( dsb ) { 00054 // check if type returned itself to avoid decomposition: 00055 if ( dsb == v->getDataSource() ) 00056 return false; 00057 base::PropertyBase* p = dsb->getTypeInfo()->buildProperty(v->getName(), v->getDescription(), dsb); 00058 this->introspect( p ); 00059 delete p; 00060 return true; 00061 } else { 00062 // now try generic decomposition, based on getMember(): 00063 Property<PropertyBag> res(v->getName(), v->getDescription() ); 00064 if ( types::propertyDecomposition(v, res.value() ) ) { 00065 this->introspect( res ); 00066 deletePropertyBag( res.value() ); 00067 return true; 00068 } 00069 // Cleanup. 00070 deletePropertyBag( res.value() ); 00071 // All failed. 00072 return false; 00073 } 00074 return false; 00075 } 00076 00077 }