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CSPARQL-Carsimulation
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[TASK] Cleanup

This commit is contained in:
Jan Philipp Timme 2016-10-02 18:10:14 +02:00
parent 1879d657c6
commit e907a4a481
7 changed files with 33 additions and 268 deletions
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144
src/main/java/lu/jpt/csparqltest/carexample/Car.java
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@ -1,144 +0,0 @@
package lu.jpt.csparqltest.carexample;
import java.util.Random;
public class Car {
private int id;
private int motorTemperature;
private int kilometersTotal;
private int kilometersPerHour;
private CarState state;
private enum CarState {
PARK, DRIVE, FAIL, POST_FAIL
}
private final int maxSpeed;
private static final int MAX_MOTOR_TEMPERATURE = 125;
private static final int MIN_MOTOR_TEMPERATURE = 20;
private static final Random rand = new Random();
public Car(int number) {
this.id = number;
this.motorTemperature = this.getRandomNumberWithin(20, 30);
this.kilometersTotal = this.getRandomNumberWithin(1000, 270000);
this.kilometersPerHour = 0;
this.state = CarState.PARK;
this.maxSpeed = this.getRandomNumberWithin(130, 210);
}
public void simulateNextState() {
switch(this.state) {
case PARK:
if(this.isLucky(0.35)) {
this.state = CarState.DRIVE;
this.kilometersPerHour = this.getRandomNumberWithin(7, 15);
}
break;
case DRIVE:
double willAccelerate = Math.abs(0.5 - this.getSpeedRatio()) + 0.2;
if(this.isLucky(willAccelerate)) {
this.kilometersPerHour += this.getRandomNumberWithin(5, 14);
} else {
this.kilometersPerHour += (-1) * this.getRandomNumberWithin(5, 14);
}
double willFail = 0.001;
if(this.kilometersTotal > 100000) willFail += 0.001;
if(this.motorTemperature > 100) willFail += 0.01;
if(this.isLucky(willFail)) {
this.state = CarState.FAIL;
}
break;
case FAIL:
if(this.kilometersPerHour == 0) {
this.state = CarState.POST_FAIL;
}
this.kilometersPerHour += (-1) * this.getRandomNumberWithin(15, 24);
break;
case POST_FAIL:
break;
}
this.enforceLimits();
this.adaptStateToCurrentParams();
this.enforceLimits();
}
public int getID() {
return this.id;
}
public int getMotorTemperature() {
return this.motorTemperature;
}
public int getKilometersTotal() {
return this.kilometersTotal;
}
public int getKilometersPerHour() {
return this.kilometersPerHour;
}
public String toString() {
StringBuilder sb = new StringBuilder("[#");
sb.append(this.id);
sb.append(" STATE=");
sb.append(this.state);
sb.append(", KMH=");
sb.append(this.kilometersPerHour);
sb.append(", TEMP=");
sb.append(this.motorTemperature);
sb.append(", TOTAL_KM=");
sb.append(this.kilometersTotal);
sb.append("]");
return sb.toString();
}
private void adaptStateToCurrentParams() {
double speedRatio = this.getSpeedRatio();
int resultingHeatDelta = 0;
switch(this.state) {
case PARK:
resultingHeatDelta = (-1) * this.getRandomNumberWithin(2, 5);
break;
case DRIVE:
int heatDifficulty = (int) (5 * ( (double) this.motorTemperature / (double) Car.MAX_MOTOR_TEMPERATURE ) );
resultingHeatDelta = -1 * heatDifficulty;
resultingHeatDelta += (int) (10 * speedRatio);
break;
case FAIL:
resultingHeatDelta = Math.abs((int) (this.motorTemperature * (speedRatio + 0.85)));
break;
case POST_FAIL:
resultingHeatDelta = (-1) * this.getRandomNumberWithin(2, 4);
break;
}
this.motorTemperature += resultingHeatDelta;
this.kilometersTotal += (int) (((double) this.kilometersPerHour) / 60.0);
}
private int getRandomNumberWithin(int min, int max) {
return min + Car.rand.nextInt((max + 1) - min);
}
private boolean isLucky(double chance) {
return Car.rand.nextDouble() < chance;
}
private double getSpeedRatio() {
return ((double) this.kilometersPerHour) / ((double) this.maxSpeed);
}
private void enforceLimits() {
if(this.kilometersPerHour < 0) this.kilometersPerHour = 0;
if(this.kilometersPerHour > this.maxSpeed) this.kilometersPerHour = this.maxSpeed;
if(this.motorTemperature < Car.MIN_MOTOR_TEMPERATURE) this.motorTemperature = MIN_MOTOR_TEMPERATURE;
if(this.motorTemperature > Car.MAX_MOTOR_TEMPERATURE) this.motorTemperature = MAX_MOTOR_TEMPERATURE;
}
}

29
src/main/java/lu/jpt/csparqltest/carexample/CarSimulator.java
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@ -1,29 +0,0 @@
package lu.jpt.csparqltest.carexample;
import java.util.ArrayList;
public class CarSimulator {
/**
* Simple debugging programm to check the simulators properties
*/
public static void main(String[] args) {
System.out.println("Let's go!");
ArrayList<Car> cars = new ArrayList<Car>();
cars.add(new Car(0));
while(true) {
for(Car currentCar : cars) {
currentCar.simulateNextState();
System.out.println(currentCar);
try {
Thread.sleep(100);
} catch (InterruptedException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
}
}
}

81
src/main/java/lu/jpt/csparqltest/carexample/CarStreamGenerator.java
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@ -1,81 +0,0 @@
package lu.jpt.csparqltest.carexample;
import java.util.ArrayList;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import eu.larkc.csparql.cep.api.RdfQuadruple;
import eu.larkc.csparql.cep.api.RdfStream;
public class CarStreamGenerator extends RdfStream implements Runnable {
protected final Logger logger = LoggerFactory.getLogger(CarStreamGenerator.class);
private volatile boolean keepRunning = false;
private ArrayList<Car> cars;
public CarStreamGenerator(String iri) {
super(iri);
this.initializeCars(10);
}
public void pleaseStop() {
keepRunning = false;
}
@Override
public void run() {
this.keepRunning = true;
while (this.keepRunning) {
this.updateCars();
for(Car currentCar : this.cars) {
long currentTime = System.currentTimeMillis();
String eventID = this.getIRI() + "/event#" + currentTime;
this.put(new RdfQuadruple(
eventID,
getIRI() + "#carID",
""+currentCar.getID(),
currentTime
)
);
this.put(new RdfQuadruple(
eventID,
getIRI() + "#currentSpeed",
""+currentCar.getKilometersPerHour() + "^^http://www.w3.org/2001/XMLSchema#integer",
currentTime
)
);
this.put(new RdfQuadruple(
eventID,
getIRI() + "#currentTemperature",
""+currentCar.getMotorTemperature() + "^^http://www.w3.org/2001/XMLSchema#integer",
currentTime
)
);
}
try {
Thread.sleep(1000);
} catch (InterruptedException e) {
e.printStackTrace();
}
}
}
private void initializeCars(int n) {
this.cars = new ArrayList<Car>();
for(int i=0; i<n; i++) {
this.cars.add(new Car(i));
}
}
private void updateCars() {
for(Car currentCar : this.cars) {
currentCar.simulateNextState();
}
}
}

7
src/main/java/lu/jpt/csparqltest/gui/TextObserverWindow.java
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@ -39,6 +39,8 @@ import eu.larkc.csparql.core.engine.CsparqlQueryResultProxy;
public class TextObserverWindow extends JFrame implements Observer {
private static final long serialVersionUID = 1L;
private static final int TEXTPANE_WIDTH = 800;
private static final int TEXTPANE_HEIGHT = 240;
private JTextPane textPane;
private volatile boolean autoScrollToBottom = true;
@ -158,7 +160,7 @@ public class TextObserverWindow extends JFrame implements Observer {
// Add a ScrollPane
JScrollPane scrollPane = new JScrollPane(this.textPane);
scrollPane.setPreferredSize(new Dimension(800, 500));
scrollPane.setPreferredSize(new Dimension(TextObserverWindow.TEXTPANE_WIDTH, TextObserverWindow.TEXTPANE_HEIGHT));
scrollPane.setVerticalScrollBarPolicy(JScrollPane.VERTICAL_SCROLLBAR_ALWAYS);
scrollPane.setHorizontalScrollBarPolicy(JScrollPane.HORIZONTAL_SCROLLBAR_ALWAYS);
contentPane.add(scrollPane, BorderLayout.CENTER);
@ -207,6 +209,8 @@ public class TextObserverWindow extends JFrame implements Observer {
// Add bottomPanel to contentPane
contentPane.add(bottomPanel, BorderLayout.SOUTH);
// Finally show the window
this.setVisible(true);
this.pack();
}
@ -326,5 +330,4 @@ public class TextObserverWindow extends JFrame implements Observer {
}
}

5
src/main/java/lu/jpt/csparqltest/rentacar/RentACarSimulation.java
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@ -5,6 +5,7 @@ import java.util.List;
import eu.larkc.csparql.cep.api.RdfQuadruple;
import eu.larkc.csparql.cep.api.RdfStream;
import lu.jpt.csparqltest.util.WindowLoggingRdfStream;
public class RentACarSimulation implements Runnable {
@ -36,8 +37,8 @@ public class RentACarSimulation implements Runnable {
this.drivers.add(driver);
}
// Create streams
this.carStream = new RdfStream(CAR_STREAM_IRI);
this.driverStream = new RdfStream(DRIVER_STREAM_IRI);
this.carStream = new WindowLoggingRdfStream(CAR_STREAM_IRI);
this.driverStream = new WindowLoggingRdfStream(DRIVER_STREAM_IRI);
// Green light for simulation
this.runSimulation = true;
}

11
src/main/java/lu/jpt/csparqltest/util/TestStreamGenerator.java
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@ -4,18 +4,14 @@ import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import eu.larkc.csparql.cep.api.RdfQuadruple;
import lu.jpt.csparqltest.gui.TextObserverWindow;
public class TestStreamGenerator extends LoggableRdfStream implements Runnable {
public class TestStreamGenerator extends WindowLoggingRdfStream implements Runnable {
protected final Logger logger = LoggerFactory.getLogger(TestStreamGenerator.class);
private volatile boolean keepRunning = false;
private TextObserverWindow observerWindow;
public TestStreamGenerator(String iri) {
super(iri);
observerWindow = new TextObserverWindow("TestStreamGenerator");
}
public void pleaseStop() {
@ -48,9 +44,4 @@ public class TestStreamGenerator extends LoggableRdfStream implements Runnable {
}
}
@Override
public void log(RdfQuadruple quad) {
this.observerWindow.showQuadruple(quad);
}
}

24
src/main/java/lu/jpt/csparqltest/util/WindowLoggingRdfStream.java Normal file
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@ -0,0 +1,24 @@
package lu.jpt.csparqltest.util;
import eu.larkc.csparql.cep.api.RdfQuadruple;
import lu.jpt.csparqltest.gui.TextObserverWindow;
public class WindowLoggingRdfStream extends LoggableRdfStream {
private TextObserverWindow observerWindow;
public WindowLoggingRdfStream(String iri) {
super(iri);
this.observerWindow = new TextObserverWindow("[RdfStream] "+iri);
}
/**
* This hook method gets called for every RdfQuadruple that is fed into the stream.
* @param quad that has been fed into the stream.
*/
@Override
public void log(RdfQuadruple quad) {
observerWindow.showQuadruple(quad);
}
}