bool composeTemplateProperty(const PropertyBag& bag, T& result)
{
TypeInfoRepository::shared_ptr tir = Types();
if ( tir->type( bag.getType()) == tir->getTypeInfo< T >() ) {
Property< typename T::value_type>* comp;
int dimension = bag.size();
result.resize( dimension );
// Get values
int size_correction = 0;
for (int i = 0; i < dimension ; i++) {
base::PropertyBase* element = bag.getItem( i );
comp = dynamic_cast< Property< typename T::value_type>* >( element );
if ( comp == 0 ) {
// detect LEGACY element:
if ( element->getName() == "Size" ) {
// oops, our result vector will be one smaller.
size_correction += 1;
continue;
}
Logger::log() << Logger::Error << "Aborting composition of Property< T > "
<< ": Exptected data element "<< i << " to be of type " << internal::DataSourceTypeInfo< typename T::value_type>::getTypeName()
<<" got type " << element->getType()
<<Logger::endl;
return false;
}
result[ i - size_correction ] = comp->get();
}
result.resize( dimension - size_correction );
}
else {
Logger::log() << Logger::Error << "Composing Property< T > :"
<< " type mismatch, got type '"<< bag.getType()
<< "', expected 'vector<" << internal::DataSourceTypeInfo< typename T::value_type>::getTypeName() <<">'."<<Logger::endl;
return false;
}
return true;
}
