/**
         * @var \DateTime
         */
-       private $end;
+       private $length;
 
        /**
         * @var \DateTime
        private $updated;
 
        /**
-        * @var \Doctrine\Common\Collections\Collection
+        * @var \Rapsys\AirBundle\Entity\Application
         */
-       private $applications;
+       private $application;
 
        /**
         * @var \Rapsys\AirBundle\Entity\Location
        private $location;
 
        /**
-        * @var \Rapsys\AirBundle\Entity\Application
+        * @var \Rapsys\AirBundle\Entity\Slot
         */
-       private $application;
+       private $slot;
+
+       /**
+        * @var \Doctrine\Common\Collections\Collection
+        */
+       private $applications;
 
        /**
         * Constructor
        }
 
        /**
-        * Set end
+        * Set length
         *
-        * @param \DateTime $end
+        * @param \DateTime $length
         *
         * @return Session
         */
-       public function setEnd($end) {
-               $this->end = $end;
+       public function setLength($length) {
+               $this->length = $length;
 
                return $this;
        }
 
        /**
-        * Get end
+        * Get length
         *
         * @return \DateTime
         */
-       public function getEnd() {
-               return $this->end;
+       public function getLength() {
+               return $this->length;
        }
 
        /**
        public function getLocation() {
                return $this->location;
        }
-       /**
-        * @var \Rapsys\AirBundle\Entity\Slot
-        */
-       private $slot;
-
 
        /**
         * Set slot