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

Constructors

Constructor and Description
AnnotationHelper()

Method Summary

Methods

Modifier and Type	Method and Description
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
java.lang.annotation.Annotation[]	getDeclaredAnnotations(java.lang.reflect.AnnotatedElement elem) Get all annotations that are defined directly on the AnnotatedElement (excluding inherited annotations).
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

equals, 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.

getDeclaredAnnotations

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

Get all annotations that are defined directly on the AnnotatedElement (excluding inherited annotations).