Java baseline

equals ==

public class DoubleEq {

public static void main(String[] args) {
    // TODO Auto-generated method stub
    Double d1 = 5d;
    Double d2 = new Double(5);
    // true
    // false
    // true
    System.out.println(d1.equals(d2));
    System.out.println(d1 == d2);
    System.out.println(d1.doubleValue() == d2.doubleValue());

}

}