Java中如何使用反射获取注解的值
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时间:2020-08-12 00:42:22 来源:igfitidea点击:
How to get the value of annotation using Reflection in Java
提问by Mythul
How can I get the value of the annotation using Java Reflection
?
如何使用 Java 获取注释的值Reflection
?
This is the annotated method:
这是带注释的方法:
@JsonView( { View.class } )
public Element getElement()
{
return element;
}
采纳答案by Selvaraj
Here the some way to get annotation,
这里有一些获取注释的方法,
Class<?> cls = Class.forName(name);
cls.getDeclaredAnnotations(); // get all annotation
(cls.getDeclaredMethods()[0]).getAnnotations(); //get annotation of a method
Annotation ety = cls.getAnnotation(Annotation.class); // get annotation of particular annotation class
回答by AlexR
Assuming that your method is declared in class MyClass
, do the following:
假设您的方法是在 class 中声明的MyClass
,请执行以下操作:
MyClass.class.getMethod("getElement").getAnnotation(JsonView.class).value()