Package io.jmix.flowui.backgroundtask

Interface BackgroundWorker

All Known Implementing Classes:
BackgroundWorkerImpl
public interface BackgroundWorker
Entry point to BackgroundTask execution functionality.

  • Method Details

    • handle

      <T, V> BackgroundTaskHandler<V> handle(BackgroundTask<T,V> task)
      Creates handler for a background task. The handler is used to control the task execution.
      Type Parameters:
      T - progress measure unit
      V - task result type
      Parameters:
      task - background task instance
      Returns:
      task handler
      Throws:
      IllegalConcurrentAccessException - in case of call from non UI thread

    • getUIAccessor

      UIAccessor getUIAccessor()
      Obtains UI access for later use from background thread. Can be invoked only from UI thread.
      Returns:
      ui accessor object that allows to read/write state of UI
      Throws:
      IllegalConcurrentAccessException - in case of call from non UI thread

    • checkUIAccess

      void checkUIAccess()
      Throws:
      IllegalConcurrentAccessException - in case of call from non UI thread