org.javers.common.reflection

Class ReflectionUtil

java.lang.Object

org.javers.common.reflection.ReflectionUtil

public class ReflectionUtil
extends Object

Author:

bartosz walacik

Field Summary

Fields

Modifier and Type	Field and Description
static String	ID_ANN
static String	TRANSIENT_ANN

Constructor Summary

Constructors

Constructor and Description
ReflectionUtil()

Method Summary

Modifier and Type	Method and Description
static int	calculateHierarchyDistance(Class<?> clazz, Class<?> parent)
static List<Class>	extractActualClassTypeArguments(Type javaType) Makes sense only for ParameterizedType
static Class	extractClass(Type javaType) for example: Map -> Map
static List<Method>	findAllPersistentGetters(Class methodSource)
static List<Method>	getAllMethods(Class methodSource) list all class methods, including inherited and private, removes inheritance duplicates
static String	getterToField(Method getter) ex: getCode() -> code, isTrue() -> true
static Object	invokeField(Field field, Object onObject)
static Object	invokeFieldEvenIfPrivate(Field field, Object onObject)
static Object	invokeGetter(Method getter, Object onObject)
static Object	invokeGetterEvenIfPrivate(Method getter, Object onObject)
static boolean	isAnnotationPresent(Field field, String annotationName)
static boolean	isAnnotationPresent(Method method, String annotationName)
static boolean	isGetter(Method m)
static boolean	isPersistentGetter(Method m) true if method is getter and is not abstract is not native doesn't have @Transient

Methods inherited from class java.lang.Object

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

Field Detail

TRANSIENT_ANN

public static final String TRANSIENT_ANN

See Also:

Constant Field Values

ID_ANN

public static final String ID_ANN

See Also:

Constant Field Values

Constructor Detail

ReflectionUtil

public ReflectionUtil()

Method Detail

findAllPersistentGetters

public static List<Method> findAllPersistentGetters(Class methodSource)

getAllMethods

public static List<Method> getAllMethods(Class methodSource)

list all class methods, including inherited and private, removes inheritance duplicates

isPersistentGetter

public static boolean isPersistentGetter(Method m)

true if method is getter and

• is not abstract
• is not native
• doesn't have @Transient

isAnnotationPresent

public static boolean isAnnotationPresent(Method method,
                                          String annotationName)

isAnnotationPresent

public static boolean isAnnotationPresent(Field field,
                                          String annotationName)

isGetter

public static boolean isGetter(Method m)

getterToField

public static String getterToField(Method getter)

ex: getCode() -> code, isTrue() -> true

invokeGetter

public static Object invokeGetter(Method getter,
                                  Object onObject)

invokeGetterEvenIfPrivate

public static Object invokeGetterEvenIfPrivate(Method getter,
                                               Object onObject)

invokeFieldEvenIfPrivate

public static Object invokeFieldEvenIfPrivate(Field field,
                                              Object onObject)

invokeField

public static Object invokeField(Field field,
                                 Object onObject)

extractActualClassTypeArguments

public static List<Class> extractActualClassTypeArguments(Type javaType)

Makes sense only for ParameterizedType

extractClass

public static Class extractClass(Type javaType)

for example: Map -> Map

calculateHierarchyDistance

public static int calculateHierarchyDistance(Class<?> clazz,
                                             Class<?> parent)