net.thevpc.nuts.runtime.standalone.reflect.mapper

Class TypeHelper

java.lang.Object

net.thevpc.nuts.runtime.standalone.reflect.mapper.TypeHelper

public class TypeHelper
extends Object

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	TypeHelper.GenericField
static interface	TypeHelper.ObjFactory<T>

Constructor Summary

Constructors

Constructor and Description
TypeHelper()

Method Summary

Modifier and Type	Method and Description
static Optional<Type>	asType(Type toCheck, Class against)
static Optional<Type[]>	asTypeArgs(Type toCheck, Class against)
static <T> TypeHelper.ObjFactory<T>	constructorOf(Class<T> t)
static TypeHelper.GenericField[]	getDeclaredFields(Type type)
static Object	getFieldValue(Object obj, String name)
static Type[]	getGenericInterfaces(Type type)
static Type	getGenericParent(ParameterizedType childRawType, Type parent)
static Type	getGenericSuperclass(Type type)
static TypeVariable[]	getTypeArguments(Type type)
static boolean	isArray(Type a)
static boolean	isAssignableFrom(Type a, Type b)
static boolean	isBoxedOrPrimitive(Type from)
static boolean	isEnum(Type a)
static Optional<Class>	rawClass(Type type)
static void	setFieldValue(Object obj, String name, Object value)
static Class<?>	toClass(Type type) Converts a Type to a Class, if possible.
static String	toPrimitiveName(Type from)

Methods inherited from class java.lang.Object

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

Constructor Detail

TypeHelper

public TypeHelper()

Method Detail

toClass

public static Class<?> toClass(Type type)

Converts a Type to a Class, if possible. If the type is already a Class, returns it. If the type is a ParameterizedType, returns its raw type as Class. Otherwise returns Object.class as fallback.

constructorOf

public static <T> TypeHelper.ObjFactory<T> constructorOf(Class<T> t)

getFieldValue

public static Object getFieldValue(Object obj,
                                   String name)

setFieldValue

public static void setFieldValue(Object obj,
                                 String name,
                                 Object value)

getDeclaredFields

public static TypeHelper.GenericField[] getDeclaredFields(Type type)

getGenericParent

public static Type getGenericParent(ParameterizedType childRawType,
                                    Type parent)

getGenericSuperclass

public static Type getGenericSuperclass(Type type)

getTypeArguments

public static TypeVariable[] getTypeArguments(Type type)

rawClass

public static Optional<Class> rawClass(Type type)

isArray

public static boolean isArray(Type a)

isEnum

public static boolean isEnum(Type a)

isAssignableFrom

public static boolean isAssignableFrom(Type a,
                                       Type b)

getGenericInterfaces

public static Type[] getGenericInterfaces(Type type)

asTypeArgs

public static Optional<Type[]> asTypeArgs(Type toCheck,
                                          Class against)

asType

public static Optional<Type> asType(Type toCheck,
                                    Class against)

toPrimitiveName

public static String toPrimitiveName(Type from)

isBoxedOrPrimitive

public static boolean isBoxedOrPrimitive(Type from)