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package com.sun.enterprise.deployment.annotation;

import java.lang.annotation.ElementType;
import java.lang.reflect.AnnotatedElement;


/**
 * Provides notification when the annotation processor is visiting a 
 * new AnnotatedElement.
 *
 * @author Jerome Dochez
 */
public interface AnnotatedElementHandler {
  
    /**
     * Before annotations for an annotated element are processed, the 
     * startElement is called with the annotated element value and its type
     * 
     * @param type the annotated element type (class, field, method...)
     * @param element the annotated element we are starting to visit.
     *
     * @exception AnnotationProcessorException;
     */
    public void startElement(ElementType type, AnnotatedElement element)
        throws AnnotationProcessorException;
    
    /**
     * After annotations for an annotated element are processed, the
     * endElement is called with the annotated element value and its type
     *
     * @param type the annotated element type (class, field, method...)
     * @param element the annotated element we are done visiting.
     *
     * @exception AnnotationProcessorException;
     */
    public void endElement(ElementType type, AnnotatedElement element)
        throws AnnotationProcessorException;
    
}