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package com.sun.enterprise.deployment.annotation.handlers;
import java.lang.annotation.Annotation;
import java.lang.annotation.ElementType;
import java.lang.reflect.AnnotatedElement;
import java.lang.reflect.Method;
import javax.ejb.Remove;
import com.sun.enterprise.deployment.EjbDescriptor;
import com.sun.enterprise.deployment.EjbSessionDescriptor;
import com.sun.enterprise.deployment.MethodDescriptor;
import com.sun.enterprise.deployment.EjbRemovalInfo;
import com.sun.enterprise.deployment.annotation.AnnotationInfo;
import com.sun.enterprise.deployment.annotation.AnnotationProcessorException;
import com.sun.enterprise.deployment.annotation.HandlerProcessingResult;
import com.sun.enterprise.deployment.annotation.context.EjbContext;
/**
* This handler is responsible for handling the javax.ejb.Remove attribute
*
*/
public class RemoveHandler extends AbstractAttributeHandler {
public RemoveHandler() {
}
/**
* @return the annoation type this annotation handler is handling
*/
public Class<? extends Annotation> getAnnotationType() {
return Remove.class;
}
protected HandlerProcessingResult processAnnotation(AnnotationInfo ainfo,
EjbContext[] ejbContexts) throws AnnotationProcessorException {
Remove remove = (Remove) ainfo.getAnnotation();
for(EjbContext next : ejbContexts) {
EjbSessionDescriptor sessionDescriptor =
(EjbSessionDescriptor) next.getDescriptor();
Method m = (Method) ainfo.getAnnotatedElement();
MethodDescriptor removeMethod =
new MethodDescriptor(m, MethodDescriptor.EJB_BEAN);
EjbRemovalInfo removalInfo =
sessionDescriptor.getRemovalInfo(removeMethod);
if (removalInfo == null) {
// if this element is not defined in xml
// use all information from annotation
removalInfo = new EjbRemovalInfo();
removalInfo.setRemoveMethod(removeMethod);
removalInfo.setRetainIfException(remove.retainIfException());
sessionDescriptor.addRemoveMethod(removalInfo);
} else {
// if this element is already defined in xml
// set the retainIfException only if this subelement
// is not defined in xml
if (! removalInfo.isRetainIfExceptionSet()) {
removalInfo.setRetainIfException(
remove.retainIfException());
}
}
}
return getDefaultProcessedResult();
}
/**
* @return an array of annotation types this annotation handler would
* require to be processed (if present) before it processes it's own
* annotation type.
*/
public Class<? extends Annotation>[] getTypeDependencies() {
return getEjbAnnotationTypes();
}
}