--- /dev/null
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Validator\Constraints;
+
+use Symfony\Component\Validator\Constraint;
+
+/**
+ * @Annotation
+ * @Target({"PROPERTY", "METHOD", "ANNOTATION"})
+ *
+ * @author Bernhard Schussek <bschussek@gmail.com>
+ */
+class NotNull extends Constraint
+{
+ const IS_NULL_ERROR = 'ad32d13f-c3d4-423b-909a-857b961eb720';
+
+ protected static $errorNames = array(
+ self::IS_NULL_ERROR => 'IS_NULL_ERROR',
+ );
+
+ public $message = 'This value should not be null.';
+}