Java Data Type Tutorial - Java Package.isSealed()

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Syntax

Package.isSealed() has the following syntax.

public boolean isSealed()

Example

In the following code shows how to use Package.isSealed() method.

/*from w w w .j  av a2s .c o  m*/
public class Main {

   public static void main(String[] args) {

      // get the java lang package
      Package pack = Package.getPackage("java.lang");

      // check if this package is sealed
      System.out.println(pack.isSealed());

   }
}

The code above generates the following result.

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