How to use

CountingFilter

in

kieker.analysisteetime.plugin.filter.forward

/**
 * Initializes a new filter and array of test elements before each test.
 */
@Before
public void initializeNewFilter() {
  this.countingFilter = new CountingFilter();
  this.testElements = new ArrayList<>();
}

/**
 * This method represents the input port of this filter.
 *
 * @param event
 *            The next event.
 */
@Override
protected void execute(final Object event) {
  final Long count = this.counter.incrementAndGet();
  this.updateDisplays();
  this.relayedEventsOutputPort.send(event);
  this.countOutputPort.send(count);
}

/**
 * A simple test for the counting filter.
 */
@Test
public void testNormal() {
  this.testElements.add(new Object());
  this.testElements.add(new Object());
  this.testElements.add(new Object());
  Assert.assertEquals(0, this.countingFilter.getMessageCount());
  StageTester.test(this.countingFilter).and().send(this.testElements).to(this.countingFilter.getInputPort()).start();
  Assert.assertEquals(3, this.countingFilter.getMessageCount());
}

  /**
   * A simple test for the counting filter using objects of different classes.
   */
  @Test
  public void testDifferentClasses() {
    this.testElements.add(Long.valueOf(10));
    this.testElements.add(new Object());
    this.testElements.add("");
    Assert.assertEquals(0, this.countingFilter.getMessageCount());
    StageTester.test(this.countingFilter).and().send(this.testElements).to(this.countingFilter.getInputPort()).start();
    Assert.assertEquals(3, this.countingFilter.getMessageCount());
  }
}