<?php 
	
	class NotNullValidator extends Validator {
		var $argument_name;
		var $value;
		
		function NotNullValidator($argument_name, $value) {
			$this->argument_name = $argument_name;
			$this->value = $value;
		}
		
		function toString(){		
			return 'if(!isset($args->'.$this->argument_name.')) return new Object(-1, sprintf($lang->filter->isnull, $lang->'
					.$this->argument_name.'?$lang->'.$this->argument_name.':\''.$this->argument_name.'\'));'."\n";
		}
	                    
	}
?>