org.statefulj.common.utils

Class ReflectionUtils

java.lang.Object

org.statefulj.common.utils.ReflectionUtils

public class ReflectionUtils
extends Object

Constructor Summary

Constructors

Constructor and Description
ReflectionUtils()

Method Summary

Modifier and Type	Method and Description
static List<Field>	getAllAnnotatedFields(Class<?> clazz, Class<? extends Annotation> annotationClass)
static Field	getField(Class<?> clazz, String fieldName) Climb the class hierarchy starting with the clazz provided, looking for the field with fieldName
static Class<?>	getFirstAnnotatedClass(Class<?> clazz, Class<? extends Annotation> annotationClass)
static Field	getFirstAnnotatedField(Class<?> clazz, Class<? extends Annotation> annotationClass)
static Method	getFirstAnnotatedMethod(Class<?> clazz, Class<? extends Annotation> annotationClass)
static <T extends Annotation> T	getFirstClassAnnotation(Class<?> clazz, Class<T> annotationClass)
static Field	getReferencedField(Class<?> clazz, Class<? extends Annotation> annotationClass)
static boolean	isAnnotationPresent(Class<?> clazz, Class<? extends Annotation> annotationClass)
static boolean	isGetter(Method method)
static boolean	isSetter(Method method)
static String	toFieldName(Method getterOrSetter)

Methods inherited from class java.lang.Object

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

Constructor Detail

ReflectionUtils

public ReflectionUtils()

Method Detail

getFirstAnnotatedField

public static Field getFirstAnnotatedField(Class<?> clazz,
                                           Class<? extends Annotation> annotationClass)

getAllAnnotatedFields

public static List<Field> getAllAnnotatedFields(Class<?> clazz,
                                                Class<? extends Annotation> annotationClass)

getFirstAnnotatedMethod

public static Method getFirstAnnotatedMethod(Class<?> clazz,
                                             Class<? extends Annotation> annotationClass)

getFirstAnnotatedClass

public static Class<?> getFirstAnnotatedClass(Class<?> clazz,
                                              Class<? extends Annotation> annotationClass)

getFirstClassAnnotation

public static <T extends Annotation> T getFirstClassAnnotation(Class<?> clazz,
                                                               Class<T> annotationClass)

isAnnotationPresent

public static boolean isAnnotationPresent(Class<?> clazz,
                                          Class<? extends Annotation> annotationClass)

isGetter

public static boolean isGetter(Method method)

isSetter

public static boolean isSetter(Method method)

toFieldName

public static String toFieldName(Method getterOrSetter)

getReferencedField

public static Field getReferencedField(Class<?> clazz,
                                       Class<? extends Annotation> annotationClass)

getField

public static Field getField(Class<?> clazz,
                             String fieldName)

Climb the class hierarchy starting with the clazz provided, looking for the field with fieldName

Parameters:

clazz - starting class to search at

fieldName - name of the field we are looking for

Returns:

Field which was found, or null if nothing was found