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package com.sun.xml.internal.bind.v2.model.annotation;

import java.lang.annotation.Annotation;


Implemented by objects that can have annotations.

Author:Kohsuke Kawaguchi
/**
 * Implemented by objects that can have annotations.
 *
 * @author Kohsuke Kawaguchi
 */
public interface AnnotationSource {
    
Gets the value of the specified annotation from the given property.


When this method is used for a property that consists of a getter and setter,
it returns the annotation on either of those methods. If both methods have
the same annotation, it is an error.

Returns:
     null if the annotation is not present.
/**
     * Gets the value of the specified annotation from the given property.
     *
     * <p>
     * When this method is used for a property that consists of a getter and setter,
     * it returns the annotation on either of those methods. If both methods have
     * the same annotation, it is an error.
     *
     * @return
     *      null if the annotation is not present.
     */
    <A extends Annotation> A readAnnotation(Class<A> annotationType);

    
Returns true if the property has the specified annotation.


Short for readAnnotation(annotationType)!=null,
but this method is typically faster.

/**
     * Returns true if the property has the specified annotation.
     * <p>
     * Short for <code>readAnnotation(annotationType)!=null</code>,
     * but this method is typically faster.
     */
    boolean hasAnnotation(Class<? extends Annotation> annotationType);
}