private function ensureValidBoxId($class)
	{
		if (!array_key_exists($class, $this->_boxIds) || $this->_boxIds[$class]->getAge() > self::MAXIMUM_BOXID_AGE)
			$this->_boxIds[$class] = $this->generateCometPollBoxId();
	}
private function ensureValidBoxId($class)
	{
		if (!array_key_exists($class, $this->_boxIds) || $this->_boxIds[$class]->getAge() > self::MAXIMUM_BOXID_AGE)
			$this->_boxIds[$class] = $this->generateCometPollBoxId();
	}
private function ensureValidBoxId ( $ class ) { if ( ! array_key_exists ( $ class , $ this -> _boxIds ) || $ this -> _boxIds [ $ class ] -> getAge ( ) > self :: MAXIMUM_BOXID_AGE ) $ this -> _boxIds [ $ class ] = $ this -> generateCometPollBoxId ( ) ; }
Ensures that the specifeid class has a valid box ID defined
@param string $class
Ensures that the specifeid class has a valid box ID defined