fixedTime = $time; } public function setTargetObject( $targetObject, $time = null ) { parent::setTargetObject( $targetObject, $time ); $this->lastUpdated = $this->fixedTime; } public function setValue( $value, $time = null ) { parent::setValue( $value, $time ); $this->lastUpdated = $this->fixedTime; } protected function setCreated( $timestamp ) { // don't set created } protected function setLastupdated( $timestamp ) { // don't set lastUpdated } } ?>