Java Package .isAnnotationPresent ( Class <? extends Annotation > annotationClass)

Syntax

Package.isAnnotationPresent(Class <? extends Annotation > annotationClass) has the following syntax.

public boolean isAnnotationPresent(Class <? extends Annotation> annotationClass)

Example

In the following code shows how to use Package.isAnnotationPresent(Class <? extends Annotation > annotationClass) method.


public class Main {
  /*w  w  w  . j  av  a2 s.com*/
   public static void main(String args[]) {
      Package[] pack = Package.getPackages();
      for (int i = 0; i < pack.length; i++) {
         System.out.println(pack[i].isAnnotationPresent(Deprecated.class));
      }
   }
}

The code above generates the following result.





















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Boolean
Byte
Character
Class
Double
Enum
Float
Integer
Long
Math
Number
Object
Package
Process
ProcessBuilder
Runnable
Runtime
SecurityManager
Short
StackTraceElement
StrictMath
String
StringBuffer
StringBuilder
System
Thread
ThreadGroup
ThreadLocal
Throwable