Class InternalSlotManager

    • Field Detail

      • log

        private static final org.slf4j.Logger log
      • agent

        private Agent agent
      • maxSlots

        private int[] maxSlots
      • usedSlots

        private int[] usedSlots
    • Constructor Detail

      • InternalSlotManager

        public InternalSlotManager()
    • Method Detail

      • init

        public void init​(Agent agent)
        Description copied from interface: SlotManager
        Initialize the slot manager. This method is called once when the job agent is starting up. The slot manager may read configuration settings, and intialize local resources.
        Specified by:
        init in interface SlotManager
        Parameters:
        agent - The job agent
      • close

        public void close()
        Description copied from interface: SlotManager
        This method is called when the job agent is shutting down. The slot manager should clean up any resources it is using.
        Specified by:
        close in interface SlotManager
      • getSlot

        public Slot getSlot​(Job job)
        Description copied from interface: SlotManager
        Get a slot for the specified job. If no free slot is available null is returned.
        Specified by:
        getSlot in interface SlotManager
        Parameters:
        job - The job that the job agent wants to execute
        Returns:
        A slot or null if no slot is available
      • releaseSlot

        public void releaseSlot​(Slot slot)
        Description copied from interface: SlotManager
        Called by the job agent when the job has finished exeuting.
        Specified by:
        releaseSlot in interface SlotManager
        Parameters:
        slot - The slot that was assigned to the job
      • getAgent

        protected Agent getAgent()
        Get the job agent this slot manager belongs to.
        See Also:
        init(Agent)
      • getSlot

        protected Slot getSlot​(Job.ExecutionTime estimated)
        Get a slot for a job with the given estimated execution time. If no slot is available at the specified execution time, longer times are searched. If all slots are taken, null is returned.
        Parameters:
        estimated - The estimated execution time of the slot
        Returns:
        A slot or null if no slot is available