程序包 cn.taketoday.util

类 TypeUtils

java.lang.Object

cn.taketoday.util.TypeUtils

public abstract class TypeUtils
extends Object

Utility to work with Java 5 generic type parameters. Mainly for internal use within the framework.

从以下版本开始:

4.0

作者:

Ramnivas Laddad, Juergen Hoeller, Chris Beams, TODAY 2021/9/6 22:29

构造器概要

构造器

构造器	说明
TypeUtils()

方法概要

修饰符和类型	方法	说明
private static Type[]	getLowerBounds(WildcardType wildcardType)
private static Type[]	getUpperBounds(WildcardType wildcardType)
private static boolean	isAssignable(ParameterizedType lhsType, ParameterizedType rhsType)
static boolean	isAssignable(Type lhsType, Type rhsType)	Check if the right-hand side type may be assigned to the left-hand side type following the Java generics rules.
private static boolean	isAssignable(WildcardType lhsType, Type rhsType)
static boolean	isNotAssignableBound(Type lhsType, Type rhsType)

从类继承的方法 java.lang.Object

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

构造器详细资料

TypeUtils

public TypeUtils()

方法详细资料

isAssignable

public static boolean isAssignable(Type lhsType,
 Type rhsType)

Check if the right-hand side type may be assigned to the left-hand side type following the Java generics rules.

参数:

lhsType - the target type (left-hand side (LHS) type)

rhsType - the value type (right-hand side (RHS) type) that should be assigned to the target type

返回:

true if rhsType is assignable to lhsType

另请参阅:

• ClassUtils.isAssignable(Class, Class)

isAssignable

private static boolean isAssignable(ParameterizedType lhsType,
 ParameterizedType rhsType)

isAssignable

private static boolean isAssignable(WildcardType lhsType,
 Type rhsType)

isNotAssignableBound

public static boolean isNotAssignableBound(@Nullable
 Type lhsType,
 @Nullable
 Type rhsType)

getLowerBounds

private static Type[] getLowerBounds(WildcardType wildcardType)

getUpperBounds

private static Type[] getUpperBounds(WildcardType wildcardType)