public BlockingExecutor() {
overallProgressBinding =
Bindings.createDoubleBinding(
() -> {
if (scheduledTasks.isEmpty()) return 1d;
double progress = 0d;
for (TimeTask<?> task : scheduledTasks) {
if (task.isDone()) progress += 1d;
else if (task.getProgress() > 0) progress += task.getProgress();
}
return progress / (double) scheduledTasks.size();
},
scheduledTasks,
currentTaskProperty);
isIdleBinding =
Bindings.createBooleanBinding(
() -> overallProgressBinding.get() == 1d, overallProgressBinding);
currentTaskProperty.addListener(
(__, ___, task) -> {
if (task.isDone()) next();
else {
task.exceptionProperty()
.addListener(
(____, _____, exception) ->
new ErrorDialog(ConExpFX.instance.primaryStage, exception).showAndWait());
task.setOnCancelled(____ -> next());
task.setOnFailed(____ -> next());
task.setOnSucceeded(____ -> next());
tpe.submit(task);
}
});
}
public final void execute(final TimeTask<?> task) {
Platform2.runOnFXThread(
() -> {
synchronized (scheduledTasks) {
if (isIdleBinding.get()) currentTaskProperty.setValue(task);
scheduledTasks.add(task);
task.progressProperty()
.addListener(
(__, ___, ____) -> {
overallProgressBinding.invalidate();
datasetProgressBindings.values().forEach(DoubleBinding::invalidate);
});
task.stateProperty()
.addListener(
(__, ___, ____) -> {
overallProgressBinding.invalidate();
datasetProgressBindings.values().forEach(DoubleBinding::invalidate);
});
}
});
}
public final DoubleBinding datasetProgressBinding(final Dataset dataset) {
if (datasetProgressBindings.containsKey(dataset)) return datasetProgressBindings.get(dataset);
final DoubleBinding datasetProgressBinding =
Bindings.createDoubleBinding(
() -> {
if (scheduledTasks.isEmpty()) return 1d;
double progress = 0d;
double tasks = 0d;
for (TimeTask<?> task : scheduledTasks)
if (task.getDataset() != null && task.getDataset().equals(dataset)) {
if (task.isDone()) progress += 1d;
else if (task.getProgress() > 0) progress += task.getProgress();
tasks++;
}
if (tasks > 0) return progress / tasks;
return 1d;
},
scheduledTasks,
currentTaskProperty);
datasetProgressBindings.put(dataset, datasetProgressBinding);
return datasetProgressBinding;
}