Exemplo n.º 1
0
 /**
  * Assign an external assignable base::DataSource to this property.
  * @param dsb The other data source
  * @return false if the properties are of different type.
  */
 virtual bool setDataSource( const base::DataSourceBase::shared_ptr& dsb )
 {
     typename internal::AssignableDataSource<DataSourceType>::shared_ptr vptr
         = internal::AssignableDataSource<DataSourceType>::narrow(dsb.get());
     if (vptr) {
         _value.swap(vptr);
         return true;
     }
     return false;
 }
Exemplo n.º 2
0
 virtual bool composeType( base::DataSourceBase::shared_ptr source, base::DataSourceBase::shared_ptr result) const {
     // First, try a plain update.
     if ( result->update( source.get() ) )
         return true;
     return false;
 }
    bool execute() {
        try {
            if (mdocall) {
                CORBA::Any_var any = mfact->callOperation( mop.c_str(), nargs.inout() );
                for (size_t i=0; i < margs.size(); ++i ) {
                    const types::TypeInfo* ti = margs[i]->getTypeInfo();
                    CorbaTypeTransporter* ctt = dynamic_cast<CorbaTypeTransporter*>( ti->getProtocol(ORO_CORBA_PROTOCOL_ID) );
                    assert( ctt );
                    ctt->updateFromAny( &nargs[i], margs[i] );
                }
                // convert returned any to local type:
                if (mctt)
                    return mctt->updateFromAny(&any.in(), mresult);
            } else {
                CSendHandle_var sh = mfact->sendOperation( mop.c_str(), nargs.in() );
                AssignableDataSource<CSendHandle_var>::shared_ptr ads = AssignableDataSource<CSendHandle_var>::narrow( mresult.get() );
                if (ads) {
                    ads->set( sh ); // _var creates a copy of the obj reference.
                }
            }
            return true;
        } catch ( corba::CNoSuchNameException& ) {
            return false;
        } catch ( corba::CWrongNumbArgException& ) {
            return false;
        } catch ( corba::CWrongTypeArgException& ) {
            return false;
        }

    }
          /**
           * Update \a target with the contents of \a any which is an object of a \a protocol.
           */
          virtual bool updateFromAny(const CORBA::Any* any, base::DataSourceBase::shared_ptr target) const
          {
            typename internal::ReferenceDataSource<T>::shared_ptr ad_ref = boost::dynamic_pointer_cast< internal::ReferenceDataSource<T> >( target );
            if ( ad_ref ) {
                if (AnyConversion<PropertyType>::update(*any, ad_ref->set() ) ) {
                    return true;
                }
                return false;
            }

            typename internal::AssignableDataSource<T>::shared_ptr ad = internal::AssignableDataSource<T>::narrow( target.get() );
            if ( ad ) {
                PropertyType value = PropertyType();
                if (AnyConversion<PropertyType>::update(*any, value ) ) {
                    ad->set( value );
                    return true;
                }
                return false;
            }

            return false;
          }
Exemplo n.º 5
0
 virtual bool updateFromBlob(const void* blob, int size, base::DataSourceBase::shared_ptr target) const
 {
   typename internal::AssignableDataSource<T>::shared_ptr ad = internal::AssignableDataSource<T>::narrow( target.get() );
   assert( size == sizeof(T) );
   if ( ad ) {
       ad->set( *(T*)(blob) );
       return true;
   }
   return false;
 }
        virtual bool composeType( base::DataSourceBase::shared_ptr source, base::DataSourceBase::shared_ptr result) const {
            const internal::DataSource<PropertyBag>* pb = dynamic_cast< const internal::DataSource<PropertyBag>* > (source.get() );
            if ( !pb )
                return false;
            typename internal::AssignableDataSource<UserType>::shared_ptr ads = boost::dynamic_pointer_cast< internal::AssignableDataSource<UserType> >( result );
            if ( !ads )
                return false;

            // last fall-back: use user supplied function:
            if ( composeTypeImpl( pb->rvalue(), ads->set() ) )
                ads->updated();
            else {
                Logger::log() <<Logger::Debug<<"Failed to compose from "<< source->getTypeName() <<Logger::endl;
                return false;
            }
            Logger::log() <<Logger::Debug<<"Successfuly composed type from "<< source->getTypeName() <<Logger::endl;
            return true;
        }
Exemplo n.º 7
0
            virtual base::DataSourceBase::shared_ptr getMember(base::DataSourceBase::shared_ptr item,
                                                             base::DataSourceBase::shared_ptr id) const {
                typename internal::AssignableDataSource<T>::shared_ptr data = boost::dynamic_pointer_cast< internal::AssignableDataSource<T> >( item );
                if ( !data ) {
                    if ( !item->isAssignable() )
                        log(Error) << "Can't return reference to members of type "<< this->getTypeName() <<" since given object is not assignable." <<endlog();
                    else
                        log(Error) << "Consistency error: TypeInfo of type "<< this->getTypeName() <<" can't handle types of type "<< item->getType() <<endlog();
                    return base::DataSourceBase::shared_ptr();
                }

                // discover if user gave us a part name or index:
                typename internal::DataSource<int>::shared_ptr id_indx = internal::DataSource<int>::narrow( id.get() );
                typename internal::DataSource<string>::shared_ptr id_name = internal::DataSource<string>::narrow( id.get() );
                if ( id_name ) {
                    if ( id_name->get() == "size" ) {
                        try {
                            return internal::newFunctorDataSource(&get_size<T>, internal::GenerateDataSource()(item.get()) );
                        } catch(...) {}
                    }
                    if ( id_name->get() == "capacity" ) {
                        try {
                            return internal::newFunctorDataSource(&get_capacity<T>, internal::GenerateDataSource()(item.get()) );
                        } catch(...) {}
                    }
                }

                if ( id_indx ) {
                    try {
                        return internal::newFunctorDataSource(&get_container_item<T>, internal::GenerateDataSource()(item.get(), id_indx.get() ) );
                    } catch(...) {}
                }
                if (id_name) {
                    log(Error) << "MatrixTypeInfo: No such part : " << id_name->get() << endlog();
                }
                if (id_indx) {
                    log(Error) << "MatrixTypeInfo: Invalid index : " << id_indx->get() <<":"<< id_indx->getTypeName() << endlog();
                }
                return base::DataSourceBase::shared_ptr();
            }
Exemplo n.º 8
0
 bool resize(base::DataSourceBase::shared_ptr arg, int size_rows, int size_columns) const
 {
     if (arg->isAssignable()) {
         typename internal::AssignableDataSource<T>::shared_ptr asarg = internal::AssignableDataSource<T>::narrow( arg.get() );
         asarg->set().resize( size_rows, size_columns );
         asarg->updated();
         return true;
     }
     return false;
 }
Exemplo n.º 9
0
            virtual base::DataSourceBase::shared_ptr getMember(base::DataSourceBase::shared_ptr item,
                                                             base::DataSourceBase::shared_ptr id) const {
                using namespace internal;
                typename DataSource<T>::shared_ptr data = boost::dynamic_pointer_cast< DataSource<T> >( item );
                if ( !data ) {
                    return base::DataSourceBase::shared_ptr();
                }

                // discover if user gave us a part name or index:
                typename DataSource<string>::shared_ptr id_name = DataSource<string>::narrow( id.get() );
                if ( id_name ) {
                    // size and capacity can not change during program execution:
                    if (id_name->get() == "size" || id_name->get() == "capacity") {
                        return new ConstantDataSource<int>( data->rvalue().count() );
                    } else {
                        log(Error) << "CArrayTypeInfo: No such part : " << id_name->get() << endlog();
                        return base::DataSourceBase::shared_ptr();
                    }
                }

                typename AssignableDataSource<T>::shared_ptr adata = boost::dynamic_pointer_cast< AssignableDataSource<T> >( item );
                if ( !adata ) {
                    log(Error) << "CArrayTypeInfo: need assignable data type for indexing " << this->getTypeName() << endlog();
                    return base::DataSourceBase::shared_ptr();
                }

                typename DataSource<unsigned int>::shared_ptr id_indx = DataSource<unsigned int>::narrow( DataSourceTypeInfo<unsigned int>::getTypeInfo()->convert(id).get() );
                if ( id_indx ) {
                    return new ArrayPartDataSource<typename T::value_type>( *adata->set().address(), id_indx, item, data->rvalue().count() );
                }
                log(Error) << "CArrayTypeInfo: Invalid index) for type " << this->getTypeName() << endlog();
                return base::DataSourceBase::shared_ptr();
            }