本文整理汇总了Java中javafx.concurrent.Task类的典型用法代码示例。如果您正苦于以下问题：Java Task类的具体用法？Java Task怎么用？Java Task使用的例子？那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。
Task类属于javafx.concurrent包，在下文中一共展示了Task类的15个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: monitorTask
import javafx.concurrent.Task; //导入依赖的package包/类
/**
* Monitors a given task, and updates the current status and progress accordingly.
*
* @param task the {@link Consumer<ProgressUpdater>} to monitor
*/
public void monitorTask(final Consumer<ProgressUpdater> task) {
final Task<Void> progressTask = new Task<Void>() {
@Override
public Void call() throws InterruptedException {
task.accept((progress, message) -> Platform.runLater(() -> {
this.updateProgress(progress, PROGRESS_MAX);
statusProperty.set(message);
}));
return null;
}
};
progressProperty.unbind();
progressProperty.bind(progressTask.progressProperty());
new Thread(progressTask).start();
}
示例2: ViewerAboutDialog
import javafx.concurrent.Task; //导入依赖的package包/类
public ViewerAboutDialog(Stage stage) {
ImageView image = ImageUtils.createImageView("/icons/spy128.png");
this.setCenter(image);
this.setOnMouseClicked(e -> stage.close());
image.addEventHandler(MouseEvent.MOUSE_CLICKED, event -> {
Task<Void> task = new Task<Void>() {
@Override
protected Void call() throws Exception {
Desktop.getDesktop().browse(URI.create(homeUrl));
return null;
}
};
task.setOnFailed(e -> {
Throwable exception = e.getSource().getException();
if (exception != null) {
Log.error(exception);
ViewerAlert.exceptionAlert(exception);
}
});
new Thread(task).start();
});
}
示例3: shouldShowProgressBarWhileGivenTaskRun
import javafx.concurrent.Task; //导入依赖的package包/类
@Test
public void shouldShowProgressBarWhileGivenTaskRun() throws Exception {
Task<Void> task = new Task<Void>() {
@Override
protected Void call() throws Exception {
Thread.sleep(1000);
return null;
}
};
statusBar.bindProgressTo(task);
view.checkProgressBarIsNotVisible();
new Thread(task).start();
view.waitUntilProgressBarIsVisible();
view.waitUntilProgressBarIsNotVisible();
}
示例4: partialSync
import javafx.concurrent.Task; //导入依赖的package包/类
public void partialSync(){
Task<Void> syncNewMails = new Task<Void>() {
@Override
protected Void call() throws Exception {
while (true) {
try {
Thread.sleep(5000);
}catch (InterruptedException e){
e.printStackTrace();
}
GmailOperations.getNewInboxMails();
GmailOperations.getNewSentMails();
GmailOperations.getNewDraftMails();
GmailOperations.getNewTrashMails();
}
}
};
Thread backgroundThread = new Thread(syncNewMails);
backgroundThread.setDaemon(true);
backgroundThread.start();
}
示例5: backgroundSearch
import javafx.concurrent.Task; //导入依赖的package包/类
private void backgroundSearch(String query){
if(query != null) {
if (!GmailMessages.activeSearches.isEmpty()) {
for (Service<Void> service : GmailMessages.activeSearches) {
service.cancel();
}
}
Service<Void> search = new Service<Void>() {
@Override
protected Task<Void> createTask() {
try {
GmailOperations.listSearchMessages(query);
GmailOperations.getSearchMessages(query);
} catch (IOException e) {
e.printStackTrace();
}
return null;
}
};
GmailMessages.activeSearches.add(search);
search.start();
}
}
示例6: runAsyncTask
import javafx.concurrent.Task; //导入依赖的package包/类
public static <T> CompletableFuture<T> runAsyncTask(Callable<T> task) {
Task<T> jfxTask = new Task<T>() {
@Override
protected T call() throws Exception {
return task.call();
}
};
CompletableFuture<T> ret = new CompletableFuture<T>();
jfxTask.setOnSucceeded(event -> ret.complete(jfxTask.getValue()));
jfxTask.setOnFailed(event -> ret.completeExceptionally(jfxTask.getException()));
jfxTask.setOnCancelled(event -> ret.cancel(false));
threadPool.execute(jfxTask);
return ret;
}
示例7: loadThreadMes
import javafx.concurrent.Task; //导入依赖的package包/类
public void loadThreadMes(Label lbl) {
Task tMes = new Task<Void>() {
DecimalFormat df = new DecimalFormat("#.00€");
@Override
protected Void call() throws Exception {
Platform.runLater(new Runnable() {
@Override
public void run() {
lbl.setText(df.format(mesatarja()) + "");
}
});
return null;
}
};
Thread mesT = new Thread(tMes);
mesT.setDaemon(true);
mesT.start();
}
示例8: keyPress
import javafx.concurrent.Task; //导入依赖的package包/类
public static void keyPress(String key)
{
if(playerEntity != null)
{
playerEntity.keyPress(key);
}
else
{
if(key.compareTo("R")==0)
{
Task<Void> mainLoop = new MainLoop();
Thread mainLoopThread = new Thread(mainLoop);
mainLoopThread.start();
}
}
}
示例9: start
import javafx.concurrent.Task; //导入依赖的package包/类
public void start(final Stage initStage) {
initStage.getIcons().add(new Image(APPLICATION_ICON));
initStage.setResizable(false);
initStage.setAlwaysOnTop(true);
final Task<ObservableList<String>> friendTask = new Task<ObservableList<String>>() {
@Override
protected ObservableList<String> call() throws InterruptedException {
ObservableList<String> titles = FXCollections.<String>observableArrayList();
ObservableList<String> loadings = FXCollections.observableArrayList(
"Validate Version", "Running", "Initialize application", "Preparing ...", "Please Wait", "Done"
);
updateMessage("Checking Version");
for (int i = 0; i < loadings.size(); i++) {
Thread.sleep(400);
updateProgress(i + 1, loadings.size());
String nextFriend = loadings.get(i);
titles.add(nextFriend);
updateMessage("Chess Bot 1.0.0 ... " + nextFriend);
}
Thread.sleep(400);
return titles;
}
};
showSplash(initStage, friendTask, () -> showMainStage());
new Thread(friendTask).start();
}
示例10: removeStore
import javafx.concurrent.Task; //导入依赖的package包/类
@FXML
private void removeStore() {
final int selectedIndex = indexView.getSelectionModel().getSelectedIndex();
if (selectedIndex == -1) {
return;
}
createTask(new Task<Boolean>() {
@Override
protected Boolean call() throws Exception {
cache.removeStore(indexView.getSelectionModel().getSelectedItem().getId());
cache.reset();
Platform.runLater(() ->indexes.remove(selectedIndex));
return true;
}
}, true);
}
示例11: stopMonitoring
import javafx.concurrent.Task; //导入依赖的package包/类
/**
* stop the monitoring
*/
public void stopMonitoring() {
if (monitortask == null)
return;
// TODO use better symbol e.g. icon
setWatchDogState("X", I18n.get(I18n.HALTED));
setMenuItemDisable(I18n.OBD_START_MENU_ITEM, false);
setMenuItemDisable(I18n.OBD_START_WITH_LOG_MENU_ITEM,
simulatorPane != null);
setMenuItemDisable(I18n.OBD_TEST_MENU_ITEM, false);
setMenuItemDisable(I18n.OBD_HALT_MENU_ITEM, true);
Task<Void> task = new Task<Void>() {
@Override
public Void call() {
try {
obdApp.stop();
} catch (Exception e) {
handleException(e);
}
return null;
}
};
new Thread(task).start();
}
示例12: defragment
import javafx.concurrent.Task; //导入依赖的package包/类
@FXML
private void defragment() {
if (!cache.isLoaded()) {
Dialogue.showWarning("Load your cache first.").showAndWait();
return;
}
createTask(new Task<Boolean>() {
@Override
protected Boolean call() throws Exception {
if (!cache.defragment()) {
Platform.runLater(() -> Dialogue.showWarning("Failed to defragment cache.").showAndWait());
}
return true;
}
}, true);
}
示例13: createTask
import javafx.concurrent.Task; //导入依赖的package包/类
@Override
protected Task<Void> createTask() {
return new Task<Void>() {
@Override
protected Void call() throws SQLException, InterruptedException {
try (Connection connection = DataSourceFactory.getConfiguredDataSource(properties, textPassword.getText()).getConnection()) {
if (isCancelled()) return null;
LOGGER.info("Successfully connected to the database.");
linkifier = new Linkifier(connection, properties.getProperty("schema"));
if (isCancelled()) return null;
linkifier.estimatePk();
if (isCancelled()) return null;
linkifier.estimateFk();
LOGGER.info("Estimated foreign key constraint count: " + linkifier.getFkCount());
}
return null;
}
};
}
示例14: doAsyncWork
import javafx.concurrent.Task; //导入依赖的package包/类
/**
*
* Perform an async call
*
* @param action
* @param success
* @param error
*/
public static <T extends Object> void doAsyncWork(Supplier<T> action, Consumer<T> success,
Consumer<Throwable> error) {
Task<T> tarefaCargaPg = new Task<T>() {
@Override
protected T call() throws Exception {
return action.get();
}
@Override
protected void succeeded() {
success.accept(getValue());
}
@Override
protected void failed() {
error.accept(getException());
}
};
Thread t = new Thread(tarefaCargaPg);
t.setDaemon(true);
t.start();
}
示例15: doBlockingAsyncWork
import javafx.concurrent.Task; //导入依赖的package包/类
public static <T extends Object> void doBlockingAsyncWork(Scene scene, Supplier<T> action, Consumer<T> success,
Consumer<Throwable> error) {
Parent originalRoot = scene.getRoot();
Runnable blockScreen = () -> originalRoot.setDisable(true);
Runnable unblockScreen = () -> originalRoot.setDisable(false);
Task<T> task = new Task<T>() {
@Override
protected T call() throws Exception {
blockScreen.run();
return action.get();
}
@Override
protected void succeeded() {
unblockScreen.run();
success.accept(getValue());
}
@Override
protected void failed() {
unblockScreen.run();
error.accept(getException());
}
};
Thread t = new Thread(task);
t.setDaemon(true);
t.start();
}