Re: [DL-Learner discussion] Adding DL Learner Components (specifically, Refinement Operators)

[Matthew B. <mat...@gm...>]

Hi Sebastian!

That's right, we met in Dublin last week.  It would be great if I could
commit, yes, but there is quite a good chance that I may not produce
something that is a worthy improvement upon the work...

Thanks - M.

On Fri, Jun 29, 2012 at 6:55 PM, Sebastian Hellmann <
hel...@in...> wrote:

> ** Hi, you were the Matthew i met last week in Dublin right? sorry that i
> forgot to introduce you. i didnt have your email address and i didnt want
> to bother dave and dominic, seeing how busy they are at the moment.
> welcome to the project however. please tell us if we should add your sf
> account to the project so you can commit.
> all the best, sebastian
> --
> Sent with my mobile phone, please excuse my brevity, Sebastian
>
>
> Matthew Byrne <mat...@gm...> wrote:
>>
>> Hi All
>>
>> I'm trying to experiment with modifications to DL-Learner initially by
>> experimenting with different Refinement Operators. To get the ball rolling,
>> I copied RhoDRDown.java and:
>> - changed the name to MpbVersion1 and adjusted the annotation to "mpb"
>> (where previously there was "rho")
>> - included a reference to my new file in the "componentClassNames" list
>> of AnnComponentManager.java
>> - then tried to run it by changing rho to mpb in an already-working con
>> file.
>>
>> However it does not work.  Any ideas how I can make it work?
>>
>> Thanks in advance,
>>
>> Matthew
>>
>> Below is the error that is thrown:
>>
>> Initializing Component "mpb refinement operator"... OK (11ms)
>>
>> An Error Has Occurred During Processing.
>> Cannot convert value of type
>> [org.dllearner.refinementoperators.MpbVersion1] to required type
>> [org.dllearner.refinementoperators.RhoDRDown] for property 'operator': no
>> matching editors or conversion strategy found
>> Stack Trace:
>> java.lang.RuntimeException:
>> org.springframework.beans.factory.BeanCreationException: Error creating
>> bean with name 'alg': Initialization of bean failed; nested exception is
>> org.springframework.beans.ConversionNotSupportedException: Failed to
>> convert property value of type
>> 'org.dllearner.refinementoperators.MpbVersion1' to required type
>> 'org.dllearner.refinementoperators.RhoDRDown' for property 'operator';
>> nested exception is java.lang.IllegalStateException: Cannot convert value
>> of type [org.dllearner.refinementoperators.MpbVersion1] to required type
>> [org.dllearner.refinementoperators.RhoDRDown] for property 'operator': no
>> matching editors or conversion strategy found
>>  at
>> org.dllearner.configuration.spring.DefaultApplicationContextBuilder.buildApplicationContext(DefaultApplicationContextBuilder.java:62)
>>  at org.dllearner.cli.CLI.main(CLI.java:185)
>> Caused by: org.springframework.beans.factory.BeanCreationException: Error
>> creating bean with name 'alg': Initialization of bean failed; nested
>> exception is org.springframework.beans.ConversionNotSupportedException:
>> Failed to convert property value of type
>> 'org.dllearner.refinementoperators.MpbVersion1' to required type
>> 'org.dllearner.refinementoperators.RhoDRDown' for property 'operator';
>> nested exception is java.lang.IllegalStateException: Cannot convert value
>> of type [org.dllearner.refinementoperators.MpbVersion1] to required type
>> [org.dllearner.refinementoperators.RhoDRDown] for property 'operator': no
>> matching editors or conversion strategy found
>>  at
>> org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:527)
>>  at
>> org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:456)
>>  at
>> org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:294)
>>  at
>> org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:225)
>>  at
>> org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:291)
>>  at
>> org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:193)
>>  at
>> org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:585)
>>  at
>> org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:913)
>>  at
>> org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:464)
>>  at
>> org.dllearner.configuration.spring.DefaultApplicationContextBuilder.buildApplicationContext(DefaultApplicationContextBuilder.java:60)
>>  ... 1 more
>> Caused by: org.springframework.beans.ConversionNotSupportedException:
>> Failed to convert property value of type
>> 'org.dllearner.refinementoperators.MpbVersion1' to required type
>> 'org.dllearner.refinementoperators.RhoDRDown' for property 'operator';
>> nested exception is java.lang.IllegalStateException: Cannot convert value
>> of type [org.dllearner.refinementoperators.MpbVersion1] to required type
>> [org.dllearner.refinementoperators.RhoDRDown] for property 'operator': no
>> matching editors or conversion strategy found
>>  at
>> org.springframework.beans.BeanWrapperImpl.convertIfNecessary(BeanWrapperImpl.java:485)
>>  at
>> org.springframework.beans.BeanWrapperImpl.convertForProperty(BeanWrapperImpl.java:516)
>>  at
>> org.springframework.beans.BeanWrapperImpl.convertForProperty(BeanWrapperImpl.java:510)
>>  at
>> org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.convertForProperty(AbstractAutowireCapableBeanFactory.java:1406)
>>  at
>> org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.applyPropertyValues(AbstractAutowireCapableBeanFactory.java:1365)
>>  at
>> org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.populateBean(AbstractAutowireCapableBeanFactory.java:1118)
>>  at
>> org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:517)
>>  ... 10 more
>> Caused by: java.lang.IllegalStateException: Cannot convert value of type
>> [org.dllearner.refinementoperators.MpbVersion1] to required type
>> [org.dllearner.refinementoperators.RhoDRDown] for property 'operator': no
>> matching editors or conversion strategy found
>>  at
>> org.springframework.beans.TypeConverterDelegate.convertIfNecessary(TypeConverterDelegate.java:241)
>>  at
>> org.springframework.beans.BeanWrapperImpl.convertIfNecessary(BeanWrapperImpl.java:470)
>>  ... 16 more
>> Terminating DL-Learner...and writing stacktrace to: log/error.log
>>
>