rename

examples/src/SimkitOpenDis7Examples/run/RunTwoCraneBerths.java

+package SimkitOpenDis7Examples.run;
+
+import SimkitOpenDis7Examples.ShipArrivalProcess;
+import SimkitOpenDis7Examples.TwoCraneBerths;
+import simkit.Schedule;
+import simkit.random.RandomVariate;
+import simkit.random.RandomVariateFactory;
+import simkit.stat.CollectionSizeTimeVaryingStats;
+import simkit.stat.SimpleStatsTally;
+
+/**
+ * Run simple two-berth model for 10 years (3650 days).
+ * <h2>Output:</h2><pre>
+ShipArrivalProcess.1
+	unloadTimeGenerator = Uniform (0.500, 1.500)
+	interarrivalTimeGenerator = Exponential (0.700)
+TwoCraneBerths.2
+
+Simulation ended at time 3,650.0
+
+Number of ships arriving:	5,135
+Number of ships unloaded:	5,129
+Maximum # in queue:		11
+Average # in queue:		0.6834
+Average # busy berths:		1.1737
+Average time in system:		1.3207
+Average delay in queue:		0.4857
+</pre>
+* 
+ * @author abuss@nps.edu
+ */
+public class RunTwoCraneBerths
+{
+    /** Default constructor */
+    public RunTwoCraneBerths()
+    {
+        // default constructor
+    }
+    /**
+     * Run a simple program and compute statistical measurement of results.
+     * @param args the command line arguments
+     */
+    public static void main(String[] args) {
+        RandomVariate interarrivalTimeGenerator =
+                RandomVariateFactory.getInstance("Exponential", 0.7);
+        RandomVariate unloadingTimeGenerator =
+                RandomVariateFactory.getInstance("Uniform", 0.5, 1.5);
+        ShipArrivalProcess shipArrivalProcess =
+                new ShipArrivalProcess(interarrivalTimeGenerator,
+                    unloadingTimeGenerator);
+        
+        TwoCraneBerths twoCraneBerths = new TwoCraneBerths();
+        shipArrivalProcess.addSimEventListener(twoCraneBerths);
+        
+        SimpleStatsTally delayInQueueStat = new SimpleStatsTally("delayInQueue");
+        SimpleStatsTally timeInSystemStat = new SimpleStatsTally("timeInSystem");
+        CollectionSizeTimeVaryingStats numberInQueueStat = 
+                new CollectionSizeTimeVaryingStats("queue");
+        CollectionSizeTimeVaryingStats numberInBerthStat = 
+                new CollectionSizeTimeVaryingStats("berth");
+//        SimplePropertyDumper simplePropertyDumper = new SimplePropertyDumper();
+//        twoCraneBerths.addPropertyChangeListener(simplePropertyDumper);
+        
+        twoCraneBerths.addPropertyChangeListener(delayInQueueStat);
+        twoCraneBerths.addPropertyChangeListener(timeInSystemStat);
+        twoCraneBerths.addPropertyChangeListener(numberInQueueStat);
+        twoCraneBerths.addPropertyChangeListener(numberInBerthStat);
+        
+        System.out.println(shipArrivalProcess);
+        System.out.println(twoCraneBerths);
+        
+        double stopTime = 10 * 365;
+        Schedule.stopAtTime(stopTime);
+        Schedule.setVerbose(false);
+        
+        Schedule.reset();
+        Schedule.startSimulation();
+        
+        System.out.printf("%nSimulation ended at time %,.1f%n%n",
+                Schedule.getSimTime());
+        
+        System.out.printf("Number of ships arriving:\t%,d%n", shipArrivalProcess.getNumberArrivals());
+        System.out.printf("Number of ships unloaded:\t%,d%n", timeInSystemStat.getCount());
+        System.out.printf("Maximum # in queue:\t\t%.0f%n", numberInQueueStat.getMaxObs());
+        System.out.printf("Average # in queue:\t\t%.4f%n", numberInQueueStat.getMean());
+        System.out.printf("Average # busy berths:\t\t%.4f%n", numberInBerthStat.getMean());
+        System.out.printf("Average time in system:\t\t%.4f%n",
+                timeInSystemStat.getMean());
+        System.out.printf("Average delay in queue:\t\t%.4f%n",
+                delayInQueueStat.getMean());    }
+
+}