}
    }

    @Override
    public void stopping(State from) {
      ServiceManagerState state = this.state.get();
      if (state != null) {
        state.transitionService(service, from, STOPPING);
      }
    }

    @Override
    public void terminated(State from) {
      ServiceManagerState state = this.state.get();
      if (state != null) {
        if (!(service instanceof NoOpService)) {

      }
    }

    @Override
    public void stopping(State from) {
      ServiceManagerState state = this.state.get();
      if (state != null) {
        state.transitionService(service, from, STOPPING);
      }
    }

    @Override
    public void terminated(State from) {
      ServiceManagerState state = this.state.get();
      if (state != null) {
        if (!(service instanceof NoOpService)) {

      <states>
        <state type="buildAddedToQueue" enabled="false" />
        <state type="buildRemovedFromQueue" enabled="true" />
        <state type="buildStarted" enabled="true" />
        <state type="changesLoaded" enabled="true" />
        <state type="buildInterrupted" enabled="true" />
        <state type="beforeBuildFinish" enabled="false" />
        <state type="buildFinished" enabled="true" />

      startUpCalled++;
      assertEquals(State.STARTING, state());
    }

    @Override
    protected void shutDown() throws Exception {
      assertEquals(1, startUpCalled);
      assertEquals(0, shutDownCalled);
      shutDownCalled++;
      assertEquals(State.STOPPING, state());
    }

    @Override
    protected Executor executor() {
      transitionStates.add(state());
      return directExecutor();
    }

              + this
              + " to reach a terminal state. "
              + "Current state: "
              + state());
    }
  }

  /** Checks that the current state is equal to the expected state. */
  @GuardedBy("monitor")
  private void checkCurrentState(State expected) {
    State actual = state();
    if (actual != expected) {
      if (actual == FAILED) {

    state = STATE_WRITING_REQUEST_BODY
    return ChunkedSink()
  }

  private fun newKnownLengthSink(): Sink {
    check(state == STATE_OPEN_REQUEST_BODY) { "state: $state" }
    state = STATE_WRITING_REQUEST_BODY
    return KnownLengthSink()
  }

  private fun newFixedLengthSource(
    url: HttpUrl,
    length: Long,
  ): Source {
    check(state == STATE_OPEN_RESPONSE_BODY) { "state: $state" }

      startUpCalled++;
      assertEquals(State.STARTING, state());
    }

    @Override
    protected void shutDown() throws Exception {
      assertEquals(1, startUpCalled);
      assertEquals(0, shutDownCalled);
      shutDownCalled++;
      assertEquals(State.STOPPING, state());
    }

    @Override
    protected Executor executor() {
      transitionStates.add(state());
      return directExecutor();
    }

    public Parameter() {}

    public Parameter(org.apache.maven.api.plugin.descriptor.Parameter p) {
        this.setAlias(p.getAlias());
        this.setName(p.getName());
        this.setRequired(p.isRequired());
        this.setEditable(p.isEditable());
        this.setDescription(p.getDescription());
        this.setExpression(p.getExpression());

/** Measures the size of AbstractFuture implementations. */
@NullUnmarked
public class AbstractFutureFootprintBenchmark {

  enum State {
    NOT_DONE,
    FINISHED,
    CANCELLED,
    FAILED
  }

  @Param State state;
  @Param Impl impl;

  @Param({"0", "1", "5", "10"})
  int numListeners;

  @Param({"0", "1", "5", "10"})
  int numThreads;

    assertEquals(Service.State.RUNNING, service.state());

    exitRun.countDown(); // the service will exit voluntarily
    executionThread.join();

    assertTrue(service.shutDownCalled);
    assertEquals(Service.State.TERMINATED, service.state());

    service.stopAsync().awaitTerminated(); // no-op
    assertEquals(Service.State.TERMINATED, service.state());
    assertTrue(service.shutDownCalled);
  }