Module com.appslandia.common

Package com.appslandia.common.utils

Class ReflectionUtils

java.lang.Object

com.appslandia.common.utils.ReflectionUtils

public class ReflectionUtils
extends Object

Author:

Loc Ha

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static interface	ReflectionUtils.FieldHandler
static interface	ReflectionUtils.MethodHandler

Field Summary

Fields

Modifier and Type	Field	Description
static Annotation[]	EMPTY_ANNOTATIONS
static Class<?>[]	EMPTY_CLASSES
static Object[]	EMPTY_OBJECTS

Constructor Summary

Constructors

Constructor	Description
ReflectionUtils()

Method Summary

Modifier and Type	Method	Description
static <T extends Annotation> T	findAnnotation(Class<?> clazz, Class<T> annotationClass)
static Field	findField(Class<?> clazz, String property)
static Method	findMethod(Class<?> clazz, String methodName)
static List<Method>	findMethods(Class<?> clazz, String methodName, Class<?>... parameterTypes)
static Object	get(Field m, Object obj)
static Method	getDeclaredMethod(Class<?> clazz, String name, Class<?>... parameterTypes)
static ClassLoader	getDefaultClassLoader()
static Class<?>	getListArgType(Type genericType)
static Class<?>[]	getMapArgTypes(Type genericType)
static Object	invoke(Method m, Object obj, Object... args)
static boolean	isImplementOf(Method implMth, Method interfaceMth)
static boolean	isPublicConst(int modifier)
static <T> Class<? extends T>	loadClass(String className, ClassLoader loader)
static <T> T	newInstance(Class<T> clazz)
static void	set(Field m, Object obj, Object value)
static Field	traverse(Class<?> clazz, ReflectionUtils.FieldHandler handler)
static Method	traverse(Class<?> clazz, ReflectionUtils.MethodHandler handler)

Methods inherited from class java.lang.Object

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

Field Detail

EMPTY_OBJECTS

public static final Object[] EMPTY_OBJECTS

EMPTY_CLASSES

public static final Class<?>[] EMPTY_CLASSES

EMPTY_ANNOTATIONS

public static final Annotation[] EMPTY_ANNOTATIONS

Constructor Detail

ReflectionUtils

public ReflectionUtils()

Method Detail

findField

public static Field findField(Class<?> clazz,
                              String property)
                       throws ReflectionException

Throws:

ReflectionException

findMethod

public static Method findMethod(Class<?> clazz,
                                String methodName)
                         throws ReflectionException

Throws:

ReflectionException

findMethods

public static List<Method> findMethods(Class<?> clazz,
                                       String methodName,
                                       Class<?>... parameterTypes)
                                throws ReflectionException

Throws:

ReflectionException

traverse

public static Field traverse(Class<?> clazz,
                             ReflectionUtils.FieldHandler handler)
                      throws ReflectionException

Throws:

ReflectionException

traverse

public static Method traverse(Class<?> clazz,
                              ReflectionUtils.MethodHandler handler)
                       throws ReflectionException

Throws:

ReflectionException

findAnnotation

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

invoke

public static Object invoke(Method m,
                            Object obj,
                            Object... args)
                     throws ReflectionException

Throws:

ReflectionException

set

public static void set(Field m,
                       Object obj,
                       Object value)
                throws ReflectionException

Throws:

ReflectionException

get

public static Object get(Field m,
                         Object obj)
                  throws ReflectionException

Throws:

ReflectionException

getListArgType

public static Class<?> getListArgType(Type genericType)

getMapArgTypes

public static Class<?>[] getMapArgTypes(Type genericType)

newInstance

public static <T> T newInstance(Class<T> clazz)
                         throws ReflectionException

Throws:

ReflectionException

loadClass

public static <T> Class<? extends T> loadClass(String className,
                                               ClassLoader loader)
                                        throws ReflectionException

Throws:

ReflectionException

getDefaultClassLoader

public static ClassLoader getDefaultClassLoader()

isImplementOf

public static boolean isImplementOf(Method implMth,
                                    Method interfaceMth)

getDeclaredMethod

public static Method getDeclaredMethod(Class<?> clazz,
                                       String name,
                                       Class<?>... parameterTypes)

isPublicConst

public static boolean isPublicConst(int modifier)