[ome-users] NegativeSizeException using getUserDetails

[Chris Allan]

Hi guys,

In case you haven't already Mario, NegativeSizeException's do imply a  
client/server mismatch. Best to check that before you go digging any  
deeper.

Ciao.

-Chris

On 17 Dec 2008, at 13:49, Bernhard Voigt wrote:

> Dear Mario!
>
> I compiled your code and it works fine for me under Beta 3.1.1.
>
> By the way, you need to adapt the check of the returned map, the map  
> will always have keys that you've originally passed to the query  
> method. It will have null pointers or objects as values. The objects  
> need to be casted, before you have access to the methods - this is  
> Ice-specific:
>
> for(im=m.begin(); im != m.end(); ++im) {
>       cout << im->first;
>       omero::model::ExperimenterIPtr user =  
> omero::model::ExperimenterIPtr::dynamicCast(im->second);
>       if (user) {
>     cout << " id: " << user->getId();
>       } else {
>     cout << " not found";
>       }
>       cout << endl;
>     }
>
> Best wishes! Bernhard
>
>
> On Tue, Dec 16, 2008 at 4:13 PM, Mario Valle <mvalle at cscs.ch> wrote:
> I'm expanding the simple client to try to learn OmeroCpp.
> The example below works (and obviously returns no result) if you  
> comment the line marked //1
> Otherwise it crashes in the getUserDetails() call with:
> terminate called after throwing an instance of  
> 'Ice::NegativeSizeException'
>   what():  /Users/mvalle/Ice-3.3.0/cpp/include/Ice/BasicStream.h:360:
> Ice::NegativeSizeException:
> protocol error: negative size for sequence, dictionary, etc.
>
> The code is translated (hopefully correctly) from the shoola  
> OMEROGateway.java file around
> line 1015.
>
> Anyway, is anyone around that have any OmeroCpp client code to share?
>
> Thanks!
>        mario
>
> #include <omero/client.h>
> #include <iostream>
>
> using namespace std;
>
> int main(int argc, char* argv[])
> {
>     //
>     // Connect to OMERO
>     //
>     cout << "--- Connect ---" << endl;
>     omero::client omero(argc, argv);
>     omero::api::ServiceFactoryPrx sf = omero.createSession();
>     sf->closeOnDestroy();
>
>     //
>     // Try the Pojos services
>     //
>     cout << "--- Pojos ---" << endl;
>
>     omero::api::IPojosPrx pojo = omero.getSession()- 
> >getPojosService();
>
>     omero::api::StringSet list;
>     list.push_back("mvalle");  //1
>
>     omero::sys::ParamMap options;
>     omero::api::UserMap m;
>
>     m = pojo->getUserDetails(list, options);
>
>     //
>     // Look at the results
>     //
>     cout << "--- getUserDetails ---" << endl;
>     cout << m.size() << endl;
>
>     omero::api::UserMap::const_iterator im;
>     for(im=m.begin(); im != m.end(); ++im) cout << im->first << endl;
>
>     //
>     // Check the IAdmin interface
>     //
>     cout << "--- Admin ---" << endl;
>
>     // IAdmin is responsible for all user/group creation, password  
> changing, etc.
>     omero::api::IAdminPrx  admin = omero.getSession()- 
> >getAdminService();
>
>     // Who you are logged in as.
>     cout << admin->getEventContext()->userName << endl;
>
>     return 0;
> }
> ~
>
>
>
> --
> Ing. Mario Valle
> Data Analysis Group                              | http://www.cscs.ch/~mvalle
> Swiss National Supercomputing Centre (CSCS)      | Tel:  +41 (91)  
> 610.82.60
> v. Cantonale Galleria 2, 6928 Manno, Switzerland | Fax:  +41 (91)  
> 610.82.82
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