| 1 | package de.uka.ipd.sdq.scheduler.sensors.impl; |
| 2 | |
| 3 | import de.uka.ipd.sdq.scheduler.SchedulerModel; |
| 4 | import de.uka.ipd.sdq.scheduler.processes.IActiveProcess; |
| 5 | import de.uka.ipd.sdq.scheduler.processes.PROCESS_STATE; |
| 6 | import de.uka.ipd.sdq.scheduler.sensors.IProcessStateSensor; |
| 7 | |
| 8 | public class HptSensor implements IProcessStateSensor { |
| 9 | |
| 10 | private SchedulerModel model; |
| 11 | private PROCESS_STATE last_state; |
| 12 | private double lastUpdateTime; |
| 13 | private boolean isHpt = false; |
| 14 | private double hpt = 0; |
| 15 | private double threshold; |
| 16 | private double hptStart; |
| 17 | |
| 18 | public HptSensor(SchedulerModel model, IActiveProcess process, double threshold){ |
| 19 | this.model = model; |
| 20 | this.lastUpdateTime = 0; |
| 21 | this.last_state = process.getState(); |
| 22 | this.threshold = threshold; |
| 23 | } |
| 24 | |
| 25 | public void start(){ |
| 26 | isHpt = true; |
| 27 | hpt = 0.0; |
| 28 | hptStart = model.getSimulationControl().getCurrentSimulationTime(); |
| 29 | lastUpdateTime = hptStart; |
| 30 | } |
| 31 | |
| 32 | public double getHpt() { |
| 33 | return hpt; |
| 34 | } |
| 35 | |
| 36 | public double getHptStart() { |
| 37 | return hptStart; |
| 38 | } |
| 39 | |
| 40 | public void stop() { |
| 41 | double currentTime = model.getSimulationControl().getCurrentSimulationTime(); |
| 42 | double passedTime = currentTime - lastUpdateTime; |
| 43 | |
| 44 | if (last_state == PROCESS_STATE.RUNNING){ |
| 45 | if (isHpt ){ |
| 46 | hpt += passedTime; |
| 47 | } |
| 48 | } |
| 49 | lastUpdateTime = currentTime; |
| 50 | isHpt = false; |
| 51 | } |
| 52 | |
| 53 | public void update(PROCESS_STATE new_state) { |
| 54 | if (isHpt){ |
| 55 | double currentTime = model.getSimulationControl().getCurrentSimulationTime(); |
| 56 | double passedTime = currentTime - lastUpdateTime; |
| 57 | |
| 58 | // Process was running, but is finished now |
| 59 | if (last_state == PROCESS_STATE.RUNNING && |
| 60 | new_state != PROCESS_STATE.RUNNING) { |
| 61 | if (isHpt ){ |
| 62 | hpt += passedTime; |
| 63 | } |
| 64 | lastUpdateTime = currentTime; |
| 65 | } |
| 66 | |
| 67 | // Process was not running, but starts now |
| 68 | if (last_state != PROCESS_STATE.RUNNING && |
| 69 | new_state == PROCESS_STATE.RUNNING) { |
| 70 | if (passedTime > threshold){ |
| 71 | isHpt = false; |
| 72 | } |
| 73 | lastUpdateTime = currentTime; |
| 74 | } |
| 75 | last_state = new_state; |
| 76 | } |
| 77 | } |
| 78 | } |