On Monday 17 January 2011 11:48:19 Steven Bellens wrote:
> 2011/1/17 Peter Soetens <peter [..] ...>:
> > On Monday 17 January 2011 11:02:13 Steven Bellens wrote:
> >> Hi,
> >>
> >> trying to write a typekit test in which to check whether loading /
> >> writing all typekit properties works, I want to load the marshalling
> >> service in my component, but my Deployer component doesn't know the
> >> marshalling service. Further investigation revealed that only the OCL
> >> services (os print Lua) are imported and not the RTT services
> >> (scripting marshalling).
> >> the code basically does:
> >>
> >> OCL::DeploymentComponent depl;
> >> ASSERT_TRUE(depl.import("ocl"));
> >> RTT::OperationCaller<bool(std::string)> m_write=
> >> depl.provides("marshalling")->getOperation("writeProperties");
> >>
> >> which fails with
> >>
> >> 0.105 [ Warning][Service::getOperation] No such operation in service
> >> 'marshalling': writeProperties
> >>
> >> How can I use the marshalling service in this way?
> >
> > Did you use ORO_main()? RTT types/service plugins are only loaded when
> > the __os_init(argc, argv) function is called.
>
> I didn't, and this fixed the issue - now the scripting and marshalling
> services are known and I can import them with
> depl.loadService("Deployer","marshalling")
>
> > I also don't know if you can assume that marshalling is loaded into the
> > deployment component. You'll need to write
> >
> > Marshalling marsh = depl.getProvider<Marshalling>("marshalling");
> > // check marsh.ready()
>
> This actually doesn't compile (after adding RTT:: for the namespace):
> typekit_test.cpp:93:78: error: conversion from
> ‘boost::shared_ptr<RTT::Marshalling>’ to non-scalar type
> ‘RTT::Marshalling’ requested

Oh yeah, it should have been:

boost::shared_ptr<Marshalling> marsh =
depl.getProvider<Marshalling>("marshalling");
// check marsh.ready()

Peter