int FilteredConsumer::last( Filter &filter )
{
int error = 0;
if ( filter.is_valid( ) )
{
Service *producer = this->producer( );
error = filter.connect( *producer );
if ( error == 0 )
connect_producer( filter );
delete producer;
}
else
{
error = 1;
}
return error;
}
int FilteredConsumer::attach( Filter &filter )
{
int error = 0;
if ( filter.is_valid( ) )
{
Service *producer = first->producer( );
error = filter.connect( *producer );
if ( error == 0 )
{
first->connect_producer( filter );
delete first;
first = new Service( filter );
}
delete producer;
}
else
{
error = 1;
}
return error;
}