void () { MyDD<String> d = new MyDD<String>() { @Override public int hashCode() { <selection>return super.hashCode();</selection> } @Override public boolean equals(Object obj) { return super.equals(obj); } @Override protected Object clone() throws CloneNotSupportedException { return super.clone(); } @Override public String toString() { return super.toString(); } @Override protected void finalize() throws Throwable { super.finalize(); } }; }