1: <?php
 2: namespace NGS\Converter;
 3: 
 4: require_once(__DIR__.'/ConverterInterface.php');
 5: require_once(__DIR__.'/../Utils.php');
 6: require_once(__DIR__.'/../UUID.php');
 7: 
 8: use NGS\UUID;
 9: use NGS\Utils;
10: 
11: class UUIDConverter implements ConverterInterface
12: {
13:     public static function toJson($value = null)
14:     {
15:         return $value === null ? null : (string) $value;
16:     }
17: 
18:     public static function fromJson($value)
19:     {
20:         if($value === null) {
21:             return null;
22:         }
23:         if(!is_string($value)) {
24:             throw new \InvalidArgumentException('Cannot convert JSON value to UUID. Value type was not string, type was: "'.Utils::getType($value).'"');
25:         }
26:         return new UUID($value);
27:     }
28: }
29: