org.eclipse.persistence.jaxb.javamodel.reflection
Class AnnotationHelper

java.lang.Object
  org.eclipse.persistence.jaxb.javamodel.reflection.AnnotationHelper

public class AnnotationHelper
extends java.lang.Object

Purpose:Provide a class which is responsible for returning Annotations from AnnotatedElements. This class can be extended in the case that the annotation data is being provided from an external source.

Author:

mmacivor

Constructor Summary

AnnotationHelper()

Method Summary

java.lang.annotation.Annotation	getAnnotation(java.lang.reflect.AnnotatedElement elem, java.lang.Class annotationClass) Get an annotation of type annotationClass if it's present on the AnnotatedElement elem.
java.lang.annotation.Annotation[]	getAnnotations(java.lang.reflect.AnnotatedElement elem) Get all annotations that exist on the AnnotatedElement elem
boolean	isAnnotationPresent(java.lang.reflect.AnnotatedElement elem, java.lang.Class annotationClass) Return true if the annotation annotationClass exists on the annotatedElement elem.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

AnnotationHelper

public AnnotationHelper()

Method Detail

getAnnotation

public java.lang.annotation.Annotation getAnnotation(java.lang.reflect.AnnotatedElement elem,
                                                     java.lang.Class annotationClass)

Get an annotation of type annotationClass if it's present on the AnnotatedElement elem.

getAnnotations

public java.lang.annotation.Annotation[] getAnnotations(java.lang.reflect.AnnotatedElement elem)

Get all annotations that exist on the AnnotatedElement elem

isAnnotationPresent

public boolean isAnnotationPresent(java.lang.reflect.AnnotatedElement elem,
                                   java.lang.Class annotationClass)

Return true if the annotation annotationClass exists on the annotatedElement elem.