public void setTask(Task<?> task) {
if (_task != null) {
_task.cancel();
_animation.stop();
visibleProperty().unbind();
log.info("Task Canceled");
}
_task = task;
if (_task != null) {
visibleProperty().bind(task.runningProperty());
_task
.runningProperty()
.addListener(
o -> {
SimpleBooleanProperty running = (SimpleBooleanProperty) o;
if (running.get()) {
_animation.play();
} else {
_animation.stop();
}
});
task.setOnFailed(
e -> {
log.error(_task.getMessage());
setTask(null);
});
}
}
/**
* Do import for the specified type and file name.
*
* @param modelType the model type
* @param fileName the file name
*/
public void doImport(InformationModelType modelType, final String fileName) {
Preconditions.checkNotNull(modelType);
Preconditions.checkNotNull(fileName);
// Make sure in application thread.
FxUtils.checkFxUserThread();
// Update UI.
modelTypeLabel.setText(modelType.getDisplayName());
fileNameLabel.setText(fileName);
// Instantiate appropriate importer class.
ImportHandler importHandler = null;
switch (modelType) {
case CEM:
importHandler = new CEMImporter();
break;
case HeD:
importHandler = new HeDImporter();
break;
case FHIM:
importHandler = new FHIMImporter();
break;
default:
throw new UnsupportedOperationException(
modelType.getDisplayName() + " import not yet supported in ISAAC.");
}
// Do work in background.
Task<InformationModel> task = new ImporterTask(fileName, importHandler);
// Bind cursor to task state.
ObjectBinding<Cursor> cursorBinding =
Bindings.when(task.runningProperty()).then(Cursor.WAIT).otherwise(Cursor.DEFAULT);
this.getScene().cursorProperty().bind(cursorBinding);
Thread t = new Thread(task, "Importer_" + modelType);
t.setDaemon(true);
t.start();
}
