Done:
https://code.google.com/p/google-web-toolkit/issues/detail?id=8104
On Wednesday, April 10, 2013 10:23:43 AM UTC+2, Thomas Broyer wrote:
>
> Please open an issue. I don't have time to do it right now but
> (tentatively) reproducing the issue is really easy in the current RF test
> suite
> (com.google.web.bindery.requestfactory.gwt.client.RequestFactoryTest#testNullEntityProxyResult),
>
> so no need to attach a repro case (just link to this thread).
>
> On Tuesday, April 9, 2013 10:51:19 AM UTC+2, Gordan Krešić wrote:
>>
>> In pretty basic RF scenario, I'm fetching one EntityProxy from server:
>>
>> myRequestContext.search(url).with("path1", "path2").to(...).fire()
>>
>> MyRequestContext.java:
>>
>> @Service(ModelService.class)
>> public interface MyRequestContext extends RequestContext {
>>
>> Request<ModelProxy> search(String url);
>>
>> }
>>
>> ModelService.search(String url) returns valid Model object *or* null if
>> not found.
>>
>> Problem is, if search returns null value, .with(...) part in my client
>> request causes NPE on server:
>>
>> 09.04.2013. 10:34:48
>> com.google.web.bindery.requestfactory.server.RequestFactoryServlet doPost
>> SEVERE: Unexpected error
>> java.lang.NullPointerException
>> at
>> com.google.web.bindery.requestfactory.server.Resolver.addPathsToResolution(Resolver.java:488)
>> at
>> com.google.web.bindery.requestfactory.server.Resolver.resolveClientValue(Resolver.java:406)
>> at
>> com.google.web.bindery.requestfactory.server.SimpleRequestProcessor.processInvocationMessages(SimpleRequestProcessor.java:491)
>> at
>> com.google.web.bindery.requestfactory.server.SimpleRequestProcessor.process(SimpleRequestProcessor.java:233)
>> at
>> com.google.web.bindery.requestfactory.server.SimpleRequestProcessor.process(SimpleRequestProcessor.java:135)
>> at
>> com.google.web.bindery.requestfactory.server.RequestFactoryServlet.doPost(RequestFactoryServlet.java:133)
>> (...)
>>
>> If I omit ".with(...)" part, request goes ok, giving me null or
>> ModelProxy instance (but without paths).
>>
>> My current workaround is dumb but straightforward - two-phase search:
>> first without paths and if return value is not-null then I repeat same
>> request with paths. Where is the problem and is there a better workaround?
>>
>> GWT is 2.5.1
>>
>
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