Compile Java File: ClassgetDeclaredAnnotationsExample1

//import statements
import java.lang.annotation.Retention;   //import  retention
import java.lang.annotation.RetentionPolicy;  //import  retention policy
import java.lang.reflect.Method; 
import java.lang.annotation.Annotation;  //import  annotation
  
// create custom annotation having two values 
@Retention(RetentionPolicy.RUNTIME) 
@interface SelfCreatedAnnotationinterface { 
    public String key();  //method
    public String value(); 
} 
  
// Another class on which we want to apply an annotation 
class DemoClass { 
    private String field; 
  
    @SelfCreatedAnnotationinterface(key = "getFieldvalue", 
                           value = "getting field attribute") 
    public String 
    getFieldvalue() 
    { 
        return field; 
    } 
} 
  
public class ClassgetDeclaredAnnotationsExample1 { 
    public static void main(String[] args) 
    { 
  
        Method[] mthd = DemoClass.class.getMethods(); 
  
        Annotation[] ann = mthd[0].getDeclaredAnnotations(); 
  
        for (Annotation an : ann) { 
  
            SelfCreatedAnnotationinterface selfann = (SelfCreatedAnnotationinterface)an; 
           
            System.out.println("key: " + selfann.key()); 
            System.out.println("value: " + selfann.value()); 
        } 
    } 
}

Output

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