Class getAnnotatedInterfaces() method in Java with Examples
Last Updated :
28 Jan, 2022
The getAnnotatedInterfaces() method of java.lang.Class class is used to get the superinterface type annotations present in this class. The method returns an array of annotations present.
Syntax:
public Annotation[] getAnnotatedInterfaces()
Parameter: This method does not accepts any parameter.
Return Value: This method returns an array of superinterface type annotations present.
Below programs demonstrate the getAnnotatedInterfaces() method.
Example 1:
Java
import java.io.*;
import java.util.*;
import java.lang.annotation.*;
@Retention (RetentionPolicy.RUNTIME)
public @interface CustomInterface {
}
@CustomInterface
interface CustomInterfaceImp {}
class Test implements CustomInterfaceImp{
public Object obj;
public static void main(String[] args)
throws ClassNotFoundException
{
Class myClass = Test. class ;
System.out.println(
"Class represented by myClass: "
+ myClass.toString());
System.out.println(
"AnnotatedInterfaces of myClass: "
+ Arrays.toString(myClass
.getAnnotatedInterfaces()));
}
}
|
Output:
Class represented by myClass: class Test
AnnotatedInterfaces of myClass: [sun.reflect.annotation.AnnotatedTypeFactory$AnnotatedTypeBaseImpl@4aa298b7]
Example 2:
Java
import java.io.*;
import java.util.*;
import java.lang.annotation.*;
class Test{
public Object obj;
public static void main(String[] args)
throws ClassNotFoundException
{
Class myClass = Test. class ;
System.out.println(
"Class represented by myClass: "
+ myClass.toString());
System.out.println(
"AnnotatedInterfaces of myClass: "
+ Arrays.toString(myClass
.getAnnotatedInterfaces()));
}
}
|
Output:
Class represented by myClass: class Test
AnnotatedInterfaces of myClass: []
Reference: https://docs.oracle.com/javase/9/docs/api/java/lang/Class.html#getAnnotatedInterfaces–
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