gistfile1.txt

<?php

// Entity.val.php

namespace Symfony\Components\Validator\Constraints;

$metadata->setGroupSequence(array('\Normal', '\Strict'));
$metadata->addPropertyConstraint('longitude', new NotNull(array('groups' => '\Strict')));
$metadata->addPropertyConstraint('latitude', new Size(array('min' => 10)));
$metadata->addPropertyConstraint('latitude', new Size(array('max' => 1, 'groups' => '\Normal')));

?>


// validator-test.php

use Symfony\Components\Validator\Engine\Validator;
use Symfony\Components\Validator\Engine\ConstraintValidatorFactory;
use Symfony\Components\Validator\Mapping\ClassMetadataFactory;
use Symfony\Components\Validator\Mapping\Loader\PhpLoader;

// our validated class
class Entity
{
  public $latitude;
  public $longitude;
}

// some sample groups
interface Strict {}
interface Normal {}

// the validator
$metadataFactory = new ClassMetadataFactory(new PhpLoader(array(__DIR__)));
$validator = new Validator($metadataFactory, new ConstraintValidatorFactory());

// let's start validating
$entity = new Entity();
$entity->longitude = null;
$entity->latitude = 5;

var_dump($validator->validate($entity));
var_dump($validator->validate($entity, '\Entity'));
var_dump($validator->validate($entity, '\Normal'));
var_dump($validator->validate($entity, '\Strict'));