程序包 com.alibaba.spring.util

类 AnnotationUtils

java.lang.Object

com.alibaba.spring.util.AnnotationUtils

public abstract class AnnotationUtils
extends Object

Annotation Utilities

从以下版本开始:

2017.01.13

作者:

Mercy

另请参阅:

Annotation

构造器概要

构造器

构造器	说明
AnnotationUtils()

方法概要

限定符和类型	方法	说明
static <A extends Annotation> Map<ElementType,List<A>>	findAnnotations(Method method, Class<A> annotationClass)	Find specified Annotation type maps from Method
static <A extends Annotation> boolean	isPresent(Method method, Class<A> annotationClass)	Is specified Annotation present on Method's declaring class or parameters or itself.

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

AnnotationUtils

public AnnotationUtils()

方法详细资料

isPresent

public static <A extends Annotation> boolean isPresent(Method method,
                                                       Class<A> annotationClass)

Is specified Annotation present on Method's declaring class or parameters or itself.

类型参数:

A - Annotation type

参数:

method - Method

annotationClass - Annotation type

返回:

If present , return true , or false

findAnnotations

public static <A extends Annotation> Map<ElementType,List<A>> findAnnotations(Method method,
                                                                              Class<A> annotationClass)

Find specified Annotation type maps from Method

类型参数:

A - Annotation type

参数:

method - Method

annotationClass - Annotation type

返回:

Annotation type maps , the ElementType as key , the list of Annotation as value. If Annotation was annotated on Method's parametersElementType.PARAMETER , the associated Annotation list may contain multiple elements.