private void process(final boolean parallel) {
if (sim != null) {
sim.stopAndWait();
}
try {
sim = null;
final Future<Result<T>> fenv = EnvironmentBuilder.build(new FileInputStream(xml));
final IEnvironment<T> env = fenv.get().getEnvironment();
rand = fenv.get().getRandomEngine();
sim = new Simulation<>(env, new DoubleTime(Double.POSITIVE_INFINITY), parallel);
bar.setSimulation(sim);
scp.setSimulation(sim);
final Thread simThread = new Thread(sim);
createMonitor();
simThread.start();
final TimeStepMonitor<T> tm = bar.getTimeMonitor();
sim.addOutputMonitor(tm);
bar.setRandom(rand.getSeed());
bar.setFileOK(true);
bar.setProcessOK(true);
effectsTab.setEnabled(true);
status.setOK();
status.setText(r(Res.FILE_PROCESSED) + ": " + xml.getAbsolutePath());
} catch (Exception e) {
processError(e);
}
}
/**
* @author Danilo Pianini
* @param <T>
*/
public class Perspective<T> extends JPanel implements ChangeListener, ActionListener {
private static final long serialVersionUID = -6074331788924400019L;
private static final FileFilter XML_FILTER =
new FileNameExtensionFilter(r(Res.ALCHEMIST_XML), "xml");
private final UpperBar bar;
private File currentDirectory = new File(System.getProperty("user.home"));
private SwingOutputMonitor<T> main;
private RandomEngine rand;
private final SimControlPanel scp = SimControlPanel.createControlPanel(null);
private final JEffectsTab<T> effectsTab;
private transient ISimulation<T> sim;
private final StatusBar status;
private File xml;
@SuppressWarnings("rawtypes")
private static final Class<? extends GraphicalOutputMonitor> DEFAULT_MONITOR_CLASS =
Generic2DDisplay.class;
private static final String DEFAULT_MONITOR_PACKAGE = "it.unibo.alchemist.boundary.monitors.";
private static String r(final Res res) {
return Res.get(res);
}
/** Builds a new SAPERE perspective. */
public Perspective() {
super();
setLayout(new BorderLayout());
bar = new UpperBar(scp);
add(bar, BorderLayout.NORTH);
bar.addActionListener(this);
bar.addChangeListener(this);
status = new StatusBar();
status.setText(r(Res.SAPERE_PERSPECTIVE));
add(status, BorderLayout.SOUTH);
effectsTab = new JEffectsTab<>();
effectsTab.addLinksToggleActionListener(this);
effectsTab.setEnabled(false);
bar.registerTab(effectsTab);
setMainDisplay(new Generic2DDisplay<T>());
}
private void dispose() {
if (main != null) {
main.dispose();
if (sim != null) {
sim.removeOutputMonitor(main);
}
remove((Component) main);
}
main = null;
sim = null;
effectsTab.setMonitor(null);
}
@Override
public void actionPerformed(final ActionEvent e) {
if (Commands.OPEN.equalsToString(e.getActionCommand())) {
openXML();
} else if (Commands.PARALLEL.equalsToString(e.getActionCommand())) {
process(true);
} else if (Commands.PROCESS.equalsToString(e.getActionCommand())) {
process(false);
} else if (Commands.DICE.equalsToString(e.getActionCommand())) {
setRandom();
} else if (SimControlCommand.PLAY.equalsToString(e.getActionCommand())) {
sim.play();
bar.setPlay(true);
} else if (SimControlCommand.PAUSE.equalsToString(e.getActionCommand())) {
sim.pause();
bar.setPlay(false);
} else if (SimControlCommand.STEP.equalsToString(e.getActionCommand())) {
sim.play();
sim.pause();
} else if (SimControlCommand.STOP.equalsToString(e.getActionCommand())) {
sim.stop();
bar.setFileOK(true);
} else if (Commands.PAINT_LINKS.equalsToString(e.getActionCommand())) {
main.setDrawLinks(effectsTab.isDrawingLinks()); // side.isDrawingLinks());
} else if (Commands.REACTIVITY.equalsToString(e.getActionCommand())) {
switch (bar.getReactivityStatus()) {
case MAX_REACTIVITY:
main.setStep(1);
main.setRealTime(false);
break;
case REAL_TIME:
main.setRealTime(true);
main.setStep(1);
break;
case USER_SELECTED:
main.setStep(bar.getReactivity());
main.setRealTime(false);
break;
default:
break;
}
} else {
dispose();
}
}
@SuppressWarnings("unchecked")
private void createMonitor() {
String monitorClassName = sim.getEnvironment().getPreferredMonitor();
Class<? extends SwingOutputMonitor<T>> monitorClass;
if (monitorClassName == null) {
monitorClass = (Class<? extends SwingOutputMonitor<T>>) DEFAULT_MONITOR_CLASS;
} else {
if (!monitorClassName.contains(".")) {
monitorClassName = DEFAULT_MONITOR_PACKAGE + monitorClassName;
}
try {
monitorClass = (Class<SwingOutputMonitor<T>>) Class.forName(monitorClassName);
} catch (final ClassNotFoundException e) {
L.warn(e);
monitorClass = (Class<? extends SwingOutputMonitor<T>>) DEFAULT_MONITOR_CLASS;
}
}
try {
final SwingOutputMonitor<T> display = monitorClass.getConstructor().newInstance();
setMainDisplay(display);
} catch (InstantiationException
| IllegalAccessException
| IllegalArgumentException
| InvocationTargetException
| NoSuchMethodException
| SecurityException e) {
L.error(e);
}
}
private void openXML() {
final JFileChooser fc = new JFileChooser();
fc.setMultiSelectionEnabled(false);
fc.setFileFilter(XML_FILTER);
fc.setCurrentDirectory(currentDirectory);
final int returnVal = fc.showOpenDialog(null);
if (returnVal == JFileChooser.APPROVE_OPTION) {
xml = fc.getSelectedFile();
currentDirectory = fc.getSelectedFile().getParentFile();
if (xml.exists() && xml.getName().endsWith("xml")) {
status.setText(r(Res.READY_TO_PROCESS) + " " + xml.getAbsolutePath());
status.setOK();
if (sim != null) {
sim.stop();
}
bar.setFileOK(true);
} else {
status.setText(r(Res.FILE_NOT_VALID) + " " + xml.getAbsolutePath());
status.setNo();
bar.setFileOK(false);
}
}
}
private void process(final boolean parallel) {
if (sim != null) {
sim.stopAndWait();
}
try {
sim = null;
final Future<Result<T>> fenv = EnvironmentBuilder.build(new FileInputStream(xml));
final IEnvironment<T> env = fenv.get().getEnvironment();
rand = fenv.get().getRandomEngine();
sim = new Simulation<>(env, new DoubleTime(Double.POSITIVE_INFINITY), parallel);
bar.setSimulation(sim);
scp.setSimulation(sim);
final Thread simThread = new Thread(sim);
createMonitor();
simThread.start();
final TimeStepMonitor<T> tm = bar.getTimeMonitor();
sim.addOutputMonitor(tm);
bar.setRandom(rand.getSeed());
bar.setFileOK(true);
bar.setProcessOK(true);
effectsTab.setEnabled(true);
status.setOK();
status.setText(r(Res.FILE_PROCESSED) + ": " + xml.getAbsolutePath());
} catch (Exception e) {
processError(e);
}
}
private void processError(final Throwable e) {
SwingUtilities.invokeLater(
() -> {
bar.setFileOK(false);
bar.setProcessOK(false);
status.setText(r(Res.FILE_NOT_VALID) + " " + xml.getAbsolutePath());
status.setNo();
L.error(e);
});
}
private void setMainDisplay(final SwingOutputMonitor<T> gom) {
if (main != null) {
sim.removeOutputMonitor(main);
gom.setStep(main.getStep());
gom.setRealTime(main.isRealTime());
remove((Component) main);
main.dispose();
}
main = gom;
if (sim != null) {
new Thread(() -> sim.addOutputMonitor(main)).start();
}
add((Component) main, BorderLayout.CENTER);
revalidate();
effectsTab.setMonitor(gom);
gom.setDrawLinks(effectsTab.isDrawingLinks());
}
private void setRandom() {
if (rand != null) {
try {
rand.setSeed(bar.getRandomText());
status.setOK();
status.setText(r(Res.RANDOM_REINIT_SUCCESS) + ": " + rand.getSeed());
} catch (final NumberFormatException e) {
status.setNo();
status.setText(r(Res.RANDOM_REINIT_FAIL) + ": " + r(Res.IS_NOT_AN_INTEGER));
}
} else {
status.setNo();
status.setText(r(Res.RANDOM_REINIT_FAIL) + ": RandomEngine " + r(Res.IS_NOT_INITIALIZED_YET));
}
}
@Override
public void stateChanged(final ChangeEvent e) {
if (bar.getReactivityStatus().equals(Status.USER_SELECTED)) {
main.setStep(bar.getReactivity());
}
}
}
