/**
* Initialize from a JSON string.
*
* @param string $json JSON
* @throws \UnexpectedValueException If JSON is malformed
* @return self
*/
public static function fromJSON($json)
{
$claims = array();
$fields = json_decode($json, true, 32, JSON_BIGINT_AS_STRING);
if (!is_array($fields)) {
throw new \UnexpectedValueException("Invalid JSON.");
}
foreach ($fields as $name => $value) {
$claims[] = Claim::fromNameAndValue($name, $value);
}
return new self(...$claims);
}
/**
* Constructor
*
* @param Claim $claim
*/
public function __construct(Claim $claim)
{
parent::__construct($claim->name(), $claim->value());
}
