Package com.sun.enterprise.deployment.annotation.handlers

Source Code of com.sun.enterprise.deployment.annotation.handlers.PreDestroyHandler

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package com.sun.enterprise.deployment.annotation.handlers;

import com.sun.enterprise.deployment.LifecycleCallbackDescriptor;
import com.sun.enterprise.deployment.MetadataSource;
import com.sun.enterprise.deployment.annotation.context.ResourceContainerContext;
import org.glassfish.apf.AnnotatedElementHandler;
import org.glassfish.apf.AnnotationInfo;
import org.glassfish.apf.AnnotationProcessorException;
import org.glassfish.apf.HandlerProcessingResult;
import org.jvnet.hk2.annotations.Service;

import javax.annotation.PreDestroy;
import java.lang.annotation.Annotation;
import java.lang.reflect.Method;

/**
* This handler is responsible for handling javax.annotation.PreDestroy
*
*/
@Service
public class PreDestroyHandler extends AbstractResourceHandler {
   
    public PreDestroyHandler() {
    }
   
    /**
     * @return the annoation type this annotation handler is handling
     */
    public Class<? extends Annotation> getAnnotationType() {
        return PreDestroy.class;
    }   
       
    protected HandlerProcessingResult processAnnotation(AnnotationInfo ainfo,
            ResourceContainerContext[] rcContexts)
            throws AnnotationProcessorException {

        AnnotatedElementHandler aeHandler = ainfo.getProcessingContext().getHandler();
        PreDestroy preDestroyAn =
                (PreDestroy)ainfo.getAnnotation();
        Method annMethod = (Method)ainfo.getAnnotatedElement();
        String pdMethodName = annMethod.getName();
        String pdClassName = annMethod.getDeclaringClass().getName();

        for (ResourceContainerContext rcContext : rcContexts) {
            LifecycleCallbackDescriptor preDestroyDesc =
                   new LifecycleCallbackDescriptor();
            preDestroyDesc.setLifecycleCallbackClass(pdClassName);
            preDestroyDesc.setLifecycleCallbackMethod(pdMethodName);
            preDestroyDesc.setMetadataSource(MetadataSource.ANNOTATION);
            // override by xml is handled in addPreDestroyDescriptor
            rcContext.addPreDestroyDescriptor(preDestroyDesc);
        }

        return getDefaultProcessedResult();
    }
}
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