Hello! I really appreciate your support Richard. I'll go for this implementation. I hope that someone from UIMA AS will get into this topic and validate the solution.
Regards, Florin On Thu, Nov 22, 2012 at 3:11 PM, Richard Eckart de Castilho < [email protected]> wrote: > Hi, > > I'm afraid I'm not very familiar with UIMA AS. The context resource and > consumer look reasonable to me. > > -- Richard > > Am 22.11.2012 um 14:06 schrieb Spico Florin <[email protected]> > : > > > Hello! > > I'm deploying my Consumer in AS environment. My consumer is a remote > > component with scaleout factor of 3. The consumer tries to get an > instance > > to a triplestore template that has reference to a triplestore pooled > > connection. After profiling the deployed consumer with the given set up, > I > > found that there is *ONE* instance of SharedResourceObject and also 3 > > instances of consumer. Can you please have a look over the following code > > snippets and check if it is UIMA AS compliant? > > package com; > > public class SpringResource implements SharedResourceObject { > > private AbstractApplicationContext context; > > private AtomicInteger counter = new AtomicInteger(); > > > > public void load(DataResource aData) throws > > ResourceInitializationException { > > context = new > ClassPathXmlApplicationContext(aData.getUri().toString()); > > } > > > > public AbstractApplicationContext getContext() { > > return context; > > } > > public void *registerComponent()* { > > * counter.incrementAndGet(); > > *} > > public void *unregisterComponent()* { > > if (counter.get() > 0) { > > *counter.decrementAndGet();* > > } > > if (counter.get() == 0) { > > *context.close();* > > } > > } > > }//consumer > > > > public class SpringCasConsumer extends CasConsumer_ImplBase { > > public void initialize() throws ResourceInitializationException { > > * * try { > > * SpringResource shared = (SpringResource) > > getUimaContext().getResourceObject("Resource"); > > shared.getContext().getBean("myBean"); > > shared.registerComponent(); > > * } catch (ResourceAccessException e) { > > } > > } > > public void destroy() { > > * shared.unregisterComponent(); > > super.destroy(); > > *} > > } > > //deployment descriptor for UIMA AS > > > > <analysisEngineDeploymentDescription xmlns=" > > http://uima.apache.org/resourceSpecifier";> > > > > <name>Consumer</name> > > <deployment protocol="jms" provider="activemq"> > > *<casPool numberOfCASes="3"/> > > *<service> > > <inputQueue endpoint="ConsumerQueue" > brokerURL="${defaultBrokerURL}"/> > > <topDescriptor> > > <import location="../../desc/cas_consumer/SpringConsumer.xml"/> > > </topDescriptor> > > <analysisEngine> > > *<scaleout numberOfInstances="3"/>* > > </analysisEngine> > > </service> > > </deployment> > > </analysisEngineDeploymentDescription> > > > > Configururation for resource manager: > > > > <resourceManagerConfiguration> > > <externalResources> > > <externalResource> > > <name>*springResource*</name> > > <description/> > > <fileResourceSpecifier> > > <fileUrl>file:spring_context.xml</fileUrl> > > </fileResourceSpecifier> > > <implementationName>*com.SpringResource*</implementationName> > > </externalResource> > > </externalResources> > > <externalResourceBindings> > > <externalResourceBinding> > > <key*>Resource*</key> > > <resourceName>*springResource*</resourceName> > > </externalResourceBinding> > > </externalResourceBindings> > > </resourceManagerConfiguration> > > > > Thank you. > > Regards, > > Florin > > > -- > ------------------------------------------------------------------- > Richard Eckart de Castilho > Technical Lead > Ubiquitous Knowledge Processing Lab (UKP-TUD) > FB 20 Computer Science Department > Technische Universität Darmstadt > Hochschulstr. 10, D-64289 Darmstadt, Germany > phone [+49] (0)6151 16-7477, fax -5455, room S2/02/B117 > [email protected] > www.ukp.tu-darmstadt.de > Web Research at TU Darmstadt (WeRC) www.werc.tu-darmstadt.de > ------------------------------------------------------------------- > > > > > > >
