namespace Google\Protobuf;
+use UnexpectedValueException;
+
/**
* `NullValue` is a singleton enumeration to represent the null value for the
* `Value` type union.
* Generated from protobuf enum <code>NULL_VALUE = 0;</code>
*/
const NULL_VALUE = 0;
+
+ private static $valueToName = [
+ self::NULL_VALUE => 'NULL_VALUE',
+ ];
+
+ public static function name($value)
+ {
+ if (!isset(self::$valueToName[$value])) {
+ throw new UnexpectedValueException(sprintf(
+ 'Enum %s has no name defined for value %s', __CLASS__, $value));
+ }
+ return self::$valueToName[$value];
+ }
+
+ public static function value($name)
+ {
+ $const = __CLASS__ . '::' . strtoupper($name);
+ if (!defined($const)) {
+ throw new UnexpectedValueException(sprintf(
+ 'Enum %s has no value defined for name %s', __CLASS__, $name));
+ }
+ return constant($const);
+ }
}