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package com.sun.codemodel.internal;

import java.lang.annotation.Annotation;
import java.util.Collection;

Annotatable program elements.
Author:
Kohsuke Kawaguchi/**
 * Annotatable program elements.
 *
 * @author Kohsuke Kawaguchi
 */
public interface JAnnotatable {
    
Adds an annotation to this program element.
Params:
clazz – 
         The annotation class to annotate the program element with/**
     * Adds an annotation to this program element.
     * @param clazz
     *          The annotation class to annotate the program element with
     */
    JAnnotationUse annotate(JClass clazz);

    
Adds an annotation to this program element.
Params:
clazz – 
         The annotation class to annotate the program element with/**
     * Adds an annotation to this program element.
     *
     * @param clazz
     *          The annotation class to annotate the program element with
     */
    JAnnotationUse annotate(Class <? extends Annotation> clazz);

    
Removes annotation from this program element.
Params:
annotation – 
         The annotation to be removed from the program element/**
     * Removes annotation from this program element.
     *
     * @param annotation
     *          The annotation to be removed from the program element
     */
    boolean removeAnnotation(JAnnotationUse annotation);

    
Adds an annotation to this program element
and returns a type-safe writer to fill in the values of such annotations.
/**
     * Adds an annotation to this program element
     * and returns a type-safe writer to fill in the values of such annotations.
     */
    <W extends JAnnotationWriter> W annotate2(Class<W> clazz);

    
Read-only live view of all annotations on this JAnnotatable 
Returns:

     Can be empty but never null./**
     * Read-only live view of all annotations on this {@link JAnnotatable}
     *
     * @return
     *      Can be empty but never null.
     */
    Collection<JAnnotationUse> annotations();
}