import java.io.File;
import java.nio.file.Files;
import java.util.Base64;

public class Encoder {

    public static void main(String[] args) throws Exception {
        byte[] classBytes = Files.readAllBytes(new File("Exploit.class").toPath());
        byte[] encodedBytes = Base64.getEncoder().encode(classBytes);
        System.out.println(new String(encodedBytes));
    }
}