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;
}
/**
* 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;
}
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;
}
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;
}
}
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();
}
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;
}
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();
}
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();
}
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();
}
