Constructor Detail

• AsyncLoader

  public AsyncLoader(int timeoutSeconds)

  Create an AsyncLoader with the specified timeout. If timeoutSeconds > 0, startLoading() will start a timer that will forcibly unlock the loader after the specified timeout.

Method Detail

• startLoading

  public void startLoading()

  Acquire the lock as a producer and reset progress-tracking variables.

• increment

  public void increment()

  Increment the number of items loaded by 1. If the number of items is known and that many items have been loaded, unlock the loader. If the loader is not currently loading, does nothing.

• setNumItems

  public void setNumItems(java.lang.Integer n)

  Set the number of items. If the number of items already loaded is equal to or greater than the number, unlock the loader.

• awaitLoadDone

  public void awaitLoadDone()
                     throws java.lang.InterruptedException

  Wait upon the consumer to finish loading items.

  Throws:

  java.lang.InterruptedException - if the thread is interrupted while waiting for the loading lock. This can happen due to timeout.

• shutdown

  public void shutdown()