Kinda like this. It’s bit more involved, because I was trying to spare you the 
details. 

First AAE: (FC AE AE AE AE AE AE)

Second AAE: (AE AE AE AE AE)

This does not work: AAE*[ CR AAE (FC AE AE AE AE AE AE) AAE (AE AE AE AE AE) ]

This _does_ work: AAE*[ CR AAE (FC AE AE AE AE AE AE AE AE AE AE AE) ]

FC = FlowControlloer
RR = CollectionReader

Cheers, 

Martin
 

> Am 26.08.2015 um 22:32 schrieb Richard Eckart de Castilho <r...@apache.org>:
> 
> That's interesting. So essentially it works as
> 
> AAE* ( AAE ( AE AE ) )
> 
> but not as
> 
> AAE* ( AE AE )
> 
> *: The outermost is always implicitly added by SimplePipeline.runPipeline(). 
> 
> To be honest, I have no idea why only the first case would work but not the 
> second,
> in particular since you say you don't to any flow tweaking on the inner AAE 
> even
> in the first case.
> 
> -- Richard
> 
> On 26.08.2015, at 22:10, Martin Wunderlich <martin...@gmx.net> wrote:
> 
>> Thanks a lot for the quick replies! I am using the SimplePipeline that is 
>> based AnalysisEngineDescriptions. The pipeline was, however, using the 
>> createReader() method to set up the CollectionReader, like this: 
>> 
>>              SimplePipeline.runPipeline(
>>                      CollectionReaderFactory.createReader(
>>                                      readerClass,
>>                                      readerConfigData),
>>                      analysisEngine1,
>>                      analysisEngine2
>>              );
>> 
>> I have converted this to using the createReaderDescription method: 
>> 
>>              SimplePipeline.runPipeline(
>>                              createReaderDescription(
>>                                              readerClass,
>>                                              readerConfigData),
>>                      analysisEngine1,
>>                      analysisEngine2
>>              );
>> 
>> 
>> But the result is still the same: The annotations are missing from the CAS 
>> that is input to the 2nd AAE. 
>> 
>> Cheers, 
>> 
>> Martin
>> 
>> 
>>> Am 26.08.2015 um 21:44 schrieb Richard Eckart de Castilho <r...@apache.org>:
>>> 
>>> Thanks Matt :)
>>> 
>>> The case that you describe applies if Martin is using the
>>> AnalysisEngine-based signature:
>>> 
>>> SimplePipeline.runPipeline(reader, AnalysisEngine, AnalysisEngine, ...);
>>> 
>>> When using the AnalysisEngineDescription-based signature, then uimaFIT
>>> will internally wrap all the given AEDs in another aggregate AED, so
>>> the case should no longer apply.
>>> 
>>> SimplePipeline.runPipeline(reader, AnalysisEngineDescription, 
>>> AnalysisEngineDescription, ...);
>>> 
>>> As a general recommendation: stay away from createEngine and createReader
>>> unless you have a *really* good reason to use them. Better use
>>> createEngineDescription and createReaderDescription everywhere and as
>>> long as possible.
>>> 
>>> @Matt: I guess the approach you found could help SimplePipeline to work
>>> much better when the AnalysisEngine-based signature is used. I'd 
>>> appreciate if you could open an issue for that in the Jira.
>>> 
>>> Cheers,
>>> 
>>> -- Richard
>>> 
>>> On 26.08.2015, at 21:33, Matthew DeAngelis <roni...@gmail.com> wrote:
>>> 
>>>> I'll bet that Richard will be more helpful than I am, but I found the below
>>>> in the documentation for CAS Multipliers (7.5.2). It does not sound exactly
>>>> like your issue, but it might be related.
>>>> 
>>>> 
>>>> 
>>>> Regards,
>>>> Matt
>>>> 
>>>> 7.5.2. Using a CAS Multiplier with other Analysis Engines
>>>> 
>>>> In your application you can take the output CASes from a CAS Multiplier and
>>>> pass them to the process method of other Analysis Engines. However there
>>>> are some special considerations regarding the Type System of these CASes.
>>>> 
>>>> By default, the output CASes of a CAS Multiplier will have a Type System
>>>> that contains all of the types and features declared by any component in
>>>> the outermost Aggregate Analysis Engine or Collection Processing Engine
>>>> that contains the CAS Multiplier. If in your application you create a CAS
>>>> Multiplier and another Analysis Engine, where these are not enclosed in an
>>>> aggregate, then the output CASes from the CAS Multiplier will not support
>>>> any types or features that are declared in the latter Analysis Engine but
>>>> not in the CAS Multiplier.
>>>> 
>>>> This can be remedied by forcing the CAS Multiplier and Analysis Engine to
>>>> share a single UimaContext when they are created, as follows:
>>>> 
>>>> //create a "root" UIMA context for your whole application
>>>> 
>>>> UimaContextAdmin rootContext =
>>>> UIMAFramework.newUimaContext(UIMAFramework.getLogger(),
>>>>   UIMAFramework.newDefaultResourceManager(),
>>>>   UIMAFramework.newConfigurationManager());
>>>> 
>>>> XMLInputSource input = new XMLInputSource("MyCasMultiplier.xml");
>>>> AnalysisEngineDescription desc = UIMAFramework.getXMLParser().
>>>>     parseAnalysisEngineDescription(input);
>>>> 
>>>> //create a UIMA Context for the new AE we are about to create
>>>> 
>>>> //first argument is unique key among all AEs used in the application
>>>> UimaContextAdmin childContext = rootContext.createChild(
>>>>     "myCasMultiplier", Collections.EMPTY_MAP);
>>>> 
>>>> //instantiate CAS Multiplier AE, passing the UIMA Context through the
>>>> //additional parameters map
>>>> 
>>>> Map additionalParams = new HashMap();
>>>> additionalParams.put(Resource.PARAM_UIMA_CONTEXT, childContext);
>>>> 
>>>> AnalysisEngine casMultiplierAE = UIMAFramework.produceAnalysisEngine(
>>>>     desc,additionalParams);
>>>> 
>>>> //repeat for another AE
>>>> XMLInputSource input2 = new XMLInputSource("MyAE.xml");
>>>> AnalysisEngineDescription desc2 = UIMAFramework.getXMLParser().
>>>>     parseAnalysisEngineDescription(input2);
>>>> 
>>>> UimaContextAdmin childContext2 = rootContext.createChild(
>>>>     "myAE", Collections.EMPTY_MAP);
>>>> 
>>>> Map additionalParams2 = new HashMap();
>>>> additionalParams2.put(Resource.PARAM_UIMA_CONTEXT, childContext2);
>>>> 
>>>> AnalysisEngine myAE = UIMAFramework.produceAnalysisEngine(
>>>>     desc2, additionalParams2);
>>> 
>> 
> 

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