Examples with TaskHandlerImpl com.haulmont.cuba.gui.executors.impl.TaskHandlerImpl used on opensource projects

Example 1 with TaskHandlerImpl

use of com.haulmont.cuba.gui.executors.impl.TaskHandlerImpl in project cuba by cuba-platform.

the class WebBackgroundWorker method handle.

@Override
public <T, V> BackgroundTaskHandler<V> handle(final BackgroundTask<T, V> task) {
    checkNotNull(task);
    checkUIAccess();
    App appInstance;
    try {
        appInstance = App.getInstance();
    } catch (IllegalStateException ex) {
        log.error("Couldn't handle task", ex);
        throw ex;
    }
    // create task executor
    final WebTaskExecutor<T, V> taskExecutor = new WebTaskExecutor<>(appInstance.getAppUI(), task);
    // add thread to taskSet
    appInstance.addBackgroundTask(taskExecutor.getFuture());
    // create task handler
    TaskHandlerImpl<T, V> taskHandler = new TaskHandlerImpl<>(getUIAccessor(), taskExecutor, watchDog);
    taskExecutor.setTaskHandler(taskHandler);
    return taskHandler;
}