@Override
public int hashCode() {
    return new HashCodeBuilder().appendSuper(super.hashCode()).append(this.foo).append(this.bar)
                                .toHashCode();
}

@Override
public boolean equals(final Object obj) {
    if (obj == null) {
        return false;
    }
    if (getClass() != obj.getClass()) {
        return false;
    }
    final Foo other = (Foo) obj;
    return new EqualsBuilder().appendSuper(super.equals(obj)).append(this.foo, other.foo)
                              .append(this.bar, other.bar).isEquals();
}