before.assertRun();
    inBetween.assertRun();
    after.assertRun();
  }

  public void testListenLaterSetAsynchronouslyLaterDelegateFailed() {
    CountingRunnable before = new CountingRunnable();
    CountingRunnable inBetween = new CountingRunnable();
    CountingRunnable after = new CountingRunnable();

    future.addListener(before, directExecutor());

        Metadata source = createMetadataFromArtifact(artifact);
        Date before = new Date(System.currentTimeMillis() - 5000);
        Date after = new Date(System.currentTimeMillis());
        addSnapshotVersion(target.getVersioning(), "jar", before, "1", 1);
        SnapshotVersion sv2 =

    before.assertRun();
    inBetween.assertRun();
    after.assertRun();
  }

  public void testListenLaterSetAsynchronouslyLaterDelegateFailed() {
    CountingRunnable before = new CountingRunnable();
    CountingRunnable inBetween = new CountingRunnable();
    CountingRunnable after = new CountingRunnable();

    future.addListener(before, directExecutor());

color:#28a745}.custom-control-input.is-valid~.custom-control-label::before,.was-validated .custom-control-input:valid~.custom-control-label::before{border-color:#28a745}.custom-control-input.is-valid:checked~.custom-control-label::before,.was-validated .custom-control-input:valid:checked~.custom-control-label::before{border-color:#34ce57;background-color:#34ce57}.custom-control-input.is-valid:focus~.custom-control-label::before,.was-validated .custom-control-input:valid:focus~.custom-control-lab...

The same way, you can define logic (code) that should be executed when the application is **shutting down**. In this case, this code will be executed **once**, **after** having handled possibly **many requests**.

 ~ .custom-control-label {\n  color: #28a745;\n}\n\n.was-validated .custom-control-input:valid ~ .custom-control-label::before, .custom-control-input.is-valid ~ .custom-control-label::before {\n  border-color: #28a745;\n}\n\n.was-validated .custom-control-input:valid:checked ~ .custom-control-label::before, .custom-control-input.is-valid:checked ~ .custom-control-label::before {\n  border-color: #34ce57;\n  background-color: #34ce57;\n}\n\n.was-validated .custom-control-input:valid:focus ~ .cust...

        Graph.Vertex ep3 = graph.addVertex("$$$" + phase.name());
        graph.addEdge(ep0, ep1);
        graph.addEdge(ep1, ep2);
        graph.addEdge(ep2, ep3);
        if (before != null) {
            graph.addEdge(before, ep0);
        }
        if (after != null) {
            graph.addEdge(ep3, after);
        }
        phase.links().forEach(link -> {

     */
    void write(File output, Map<String, Object> options, Model model) throws IOException;

    /**
     * Writes the supplied model to the specified character writer. The writer will be automatically closed before the
     * method returns.
     *
     * @param output The writer to serialize the model to, must not be {@code null}.
     * @param options The options to use for serialization, may be {@code null} to use the default values.

    if (subjectGenerator == null) {
      throw new IllegalStateException("Call using() before createTestSuite().");
    }
    if (name == null) {
      throw new IllegalStateException("Call named() before createTestSuite().");
    }
    if (features == null) {
      throw new IllegalStateException("Call withFeatures() before createTestSuite().");
    }
  }

  @SuppressWarnings("rawtypes") // class literals

    if (subjectGenerator == null) {
      throw new IllegalStateException("Call using() before createTestSuite().");
    }
    if (name == null) {
      throw new IllegalStateException("Call named() before createTestSuite().");
    }
    if (features == null) {
      throw new IllegalStateException("Call withFeatures() before createTestSuite().");
    }
  }

  @SuppressWarnings("rawtypes") // class literals