How to use

commit

method

in

com.nesscomputing.callback.BatchingCallback

/**
 * Alternate method of committing, for use with {@code try-with-resources}.
 */
@Override
public void close()
{
  commit();
}

@Override
public boolean commit()
{
  boolean result = super.commit();
  ExecutorCallback.class.cast(getOut()).close();
  return result;
}

@Test
public void testBatchingCallback() throws Exception
{
  CallbackCollector<List<String>> collector = new CallbackCollector<>();
  try (BatchingCallback<String> batcher = BatchingCallback.batchInto(2, collector)) {
    batcher.call("a");
    batcher.call("b");
    batcher.call("c");
    batcher.commit();
    batcher.call("d");
    batcher.call("e");
    batcher.call("f");
  }
  assertEquals(of(
      of("a", "b"),
      of("c"),
      of("d", "e"),
      of("f")
    ), collector.getItems());
}

@Test
public void testGood() throws Exception
{
  ExecutorService executor = MoreExecutors.sameThreadExecutor();
  CallbackCollector<List<String>> out = new CallbackCollector<>();
  BatchingCallback<String> batcher = BatchingCallback.batchInto(2, executor, out, false);
  batcher.call("a");
  batcher.call("b");
  batcher.call("c");
  batcher.call("d");
  batcher.call("e");
  batcher.commit();
  assertEquals(of(of("a", "b"), of("c", "d"), of("e")), out.getItems());
}

  batcher.commit();
  fail();
} catch (BatchingCallbackExecutionException bcee) {