Method readObject

src/main/java/org/apache/commons/lang3/Range.java:546–559

Validates the cached hashCode after deserialization. Throws a InvalidObjectException when the stored hashCode does not match the canonical hash of the deserialized minimum/maximum. @param in See Serializable. @throws IOException See Serializable. @throws ClassNotF

(final ObjectInputStream in)

     * @throws InvalidObjectException If the hashCode doesn't match the minimum and maximum.
     */
    private void readObject(final ObjectInputStream in) throws IOException, ClassNotFoundException {
        in.defaultReadObject();
        // Reject streams whose cached hashCode does not match the canonical hash of the deserialized minimum/maximum: a crafted stream cannot supply a forged
        // value.
        if (hashCode != hash(minimum, maximum)) {
            throw new InvalidObjectException("Range hashCode does not match minimum/maximum.");
        }
        SerializationUtils.requireNonNull(maximum, "maximum null");
        SerializationUtils.requireNonNull(minimum, "minimum null");
        SerializationUtils.requireNonNull(comparator, "comparator null");
        if (comparator.compare(minimum, maximum) > 0) {
            throw new InvalidObjectException("Range minimum is greater than maximum under the comparator.");
        }
    }

    /**
     * Gets the range as a {@link String}.