Esempio n. 1
0
 virtual bool updateAny( base::DataSourceBase::shared_ptr source, CORBA::Any& any) const
 {
     if (warn) {
         Logger::In in("CorbaFallBackProtocol");
         log(Error) << "Could not send data of type '"<< source->getTypeName()<<"' : data type not known to CORBA Transport." <<Logger::endl;
     }
     source->evaluate();
     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;
        }
Esempio n. 3
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 /**
  * 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;
 }
Esempio n. 4
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 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;
 }
Esempio n. 5
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 virtual base::DataSourceBase::shared_ptr convert(base::DataSourceBase::shared_ptr arg) const {
     if ( boost::function_traits<S>::arity != 1) {
         return base::DataSourceBase::shared_ptr();
     } else {
         // The compiler should optimise this out...
         // these checks are necessary because produce(args) calls convert, which could lead to endless loops.
         // detect same type converion.
         if ( arg->getTypeInfo() == internal::DataSourceTypeInfo<result_type>::getTypeInfo() ) {
             return arg;
         }
         // detect invalid type conversion.
         if ( arg->getTypeInfo() != internal::DataSourceTypeInfo<arg1_type>::getTypeInfo() ) {
             return base::DataSourceBase::shared_ptr();
         }
         // from now on, it should always succeed.
         std::vector<base::DataSourceBase::shared_ptr> args;
         args.push_back(arg);
         base::DataSourceBase::shared_ptr ret = this->build(args);
         assert( ret );
         if (!automatic)
             log(Warning) << "Conversion from " << arg->getTypeName() << " to " << ret->getTypeName() <<endlog();
         return ret;
     }
 }
Esempio n. 6
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            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();
            }
Esempio n. 7
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 virtual bool getMember(internal::Reference* ref, base::DataSourceBase::shared_ptr item, const std::string& name) const {
     typename internal::AssignableDataSource<T>::shared_ptr adata = boost::dynamic_pointer_cast< internal::AssignableDataSource<T> >( item );
     // Use a copy in case our parent is not assignable:
     if ( !adata ) {
         // is it non-assignable ?
         typename internal::DataSource<T>::shared_ptr data = boost::dynamic_pointer_cast< internal::DataSource<T> >( item );
         if ( data ) {
             // create a copy -> this is the only place & case where we allocate -> how to fix ?
             adata = new internal::ValueDataSource<T>( data->get() );
         }
     }
     if (adata) {
         type_discovery in( adata );
         return in.referenceMember( ref, adata->set(), name );
     }
     log(Error) << "Wrong call to type info function " + this->getTypeName() << "'s getMember() can not process "<< item->getTypeName() <<endlog();
     return false;
 }
Esempio n. 8
0
 virtual base::DataSourceBase::shared_ptr getMember(base::DataSourceBase::shared_ptr item, const std::string& name) const {
     typename internal::AssignableDataSource<T>::shared_ptr adata = boost::dynamic_pointer_cast< internal::AssignableDataSource<T> >( item );
     // Use a copy in case our parent is not assignable:
     if ( !adata ) {
         // is it non-assignable ?
         typename internal::DataSource<T>::shared_ptr data = boost::dynamic_pointer_cast< internal::DataSource<T> >( item );
         if ( data ) {
             // create a copy
             adata = new internal::ValueDataSource<T>( data->get() );
         }
     }
     if (adata) {
         type_discovery in( adata );
         return in.discoverMember( adata->set(), name );
     }
     log(Error) << "Wrong call to type info function " + this->getTypeName() << "'s getMember() can not process "<< item->getTypeName() <<endlog();
     return base::DataSourceBase::shared_ptr();
 }
Esempio n. 9
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;
 }
          /**
           * 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;
          }
 virtual ActionInterface* copy( std::map<const DataSourceBase*, DataSourceBase*>& alreadyCloned ) const {
     vector<DataSourceBase::shared_ptr> argcopy( margs.size() );
     unsigned int v=0;
     for (vector<DataSourceBase::shared_ptr>::iterator it = argcopy.begin(); it != argcopy.end(); ++it, ++v)
         argcopy[v] = (*it)->copy(alreadyCloned);
     return new CorbaOperationCallerCall(CService::_duplicate( mfact.in() ), mop, argcopy, mcaller, mctt, mresult->copy(alreadyCloned), mdocall);
 }
    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;
        }

    }
 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 ArrayPartDataSource<T>* copy( std::map<const base::DataSourceBase*, base::DataSourceBase*>& replace ) const {
                // if somehow a copy exists, return the copy, otherwise return this (see Attribute copy)
                if ( replace[this] != 0 ) {
                    assert ( dynamic_cast<ArrayPartDataSource<T>*>( replace[this] ) == static_cast<ArrayPartDataSource<T>*>( replace[this] ) );
                    return static_cast<ArrayPartDataSource<T>*>( replace[this] );
                }
                replace[this] = new ArrayPartDataSource<T>(*mref, mindex->copy(replace), mparent->copy(replace), mmax);
                return static_cast<ArrayPartDataSource<T>*>(replace[this]);

            }
 void updated() {
     if (mparent) mparent->updated();
 }
Esempio n. 16
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();
            }