Method equals

base/src/main/java/net/time4j/Duration.java:2422–2437

(Object obj)

     * @see     #isNegative()
     */
    @Override
    public boolean equals(Object obj) {

        if (this == obj) {
            return true;
        } else if (obj instanceof Duration) {
            Duration<?> that = Duration.class.cast(obj);
            return (
                (this.negative == that.negative)
                && this.getTotalLength().equals(that.getTotalLength())
            );
        } else {
            return false;
        }

    }

    /**
     * <p>Computes the hash code. </p>