serializer = ExecutionSequencer.create();
    firstFuture = SettableFuture.create();
    firstCallable = new TestCallable(firstFuture);
  }

  @Override
  public void tearDown() throws Exception {
    executor.shutdown();
  }

  public void testCallableStartsAfterFirstFutureCompletes() {
    @SuppressWarnings({"unused", "nullness"})
    Future<?> possiblyIgnoredError = serializer.submitAsync(firstCallable, directExecutor());

	return r.store.NamespaceScoped()
}

// New creates a new binding resource
func (r *BindingREST) New() runtime.Object {
	return &api.Binding{}
}

// Destroy cleans up resources on shutdown.
func (r *BindingREST) Destroy() {
	// Given that underlying store is shared with REST,
	// we don't destroy it here explicitly.
}

var _ = rest.NamedCreater(&BindingREST{})

            method.invoke(null, (Object[]) null);
        } catch (final ClassNotFoundException e) {
            // ignore
        } catch (final Exception e) {
            logger.warn("Could not shutdown Commons HttpClient.", e);
        }
    }

	{105, "ENOBUFS", "no buffer space available"},
	{106, "EISCONN", "transport endpoint is already connected"},
	{107, "ENOTCONN", "transport endpoint is not connected"},
	{108, "ESHUTDOWN", "cannot send after transport endpoint shutdown"},
	{109, "ETOOMANYREFS", "too many references: cannot splice"},
	{110, "ETIMEDOUT", "connection timed out"},
	{111, "ECONNREFUSED", "connection refused"},
	{112, "EHOSTDOWN", "host is down"},

	{105, "ENOBUFS", "no buffer space available"},
	{106, "EISCONN", "transport endpoint is already connected"},
	{107, "ENOTCONN", "transport endpoint is not connected"},
	{108, "ESHUTDOWN", "cannot send after transport endpoint shutdown"},
	{109, "ETOOMANYREFS", "too many references: cannot splice"},
	{110, "ETIMEDOUT", "connection timed out"},
	{111, "ECONNREFUSED", "connection refused"},
	{112, "EHOSTDOWN", "host is down"},

	{139, "EISNAM", "is a named type file"},
	{140, "EREMOTEIO", "remote I/O error"},
	{141, "EINIT", "unknown error 141"},
	{142, "EREMDEV", "unknown error 142"},
	{143, "ESHUTDOWN", "cannot send after transport endpoint shutdown"},
	{144, "ETOOMANYREFS", "too many references: cannot splice"},
	{145, "ETIMEDOUT", "connection timed out"},
	{146, "ECONNREFUSED", "connection refused"},
	{147, "EHOSTDOWN", "host is down"},

	{139, "EISNAM", "is a named type file"},
	{140, "EREMOTEIO", "remote I/O error"},
	{141, "EINIT", "unknown error 141"},
	{142, "EREMDEV", "unknown error 142"},
	{143, "ESHUTDOWN", "cannot send after transport endpoint shutdown"},
	{144, "ETOOMANYREFS", "too many references: cannot splice"},
	{145, "ETIMEDOUT", "connection timed out"},
	{146, "ECONNREFUSED", "connection refused"},
	{147, "EHOSTDOWN", "host is down"},

        when:
        def task = new FutureTask<>(() -> 1)
        jobExecutors.userJobExecutor.execute(task)

        then:
        task.get() == 1
    }

    def "background job is rejected if submitted after shutdown"() {
        given:
        jobExecutors.stop()

        when:
        jobExecutors.userJobExecutor.execute {}

        then:
        thrown RejectedExecutionException
    }

	{105, "ENOBUFS", "no buffer space available"},
	{106, "EISCONN", "transport endpoint is already connected"},
	{107, "ENOTCONN", "transport endpoint is not connected"},
	{108, "ESHUTDOWN", "cannot send after transport endpoint shutdown"},
	{109, "ETOOMANYREFS", "too many references: cannot splice"},
	{110, "ETIMEDOUT", "connection timed out"},
	{111, "ECONNREFUSED", "connection refused"},
	{112, "EHOSTDOWN", "host is down"},

	{105, "ENOBUFS", "no buffer space available"},
	{106, "EISCONN", "transport endpoint is already connected"},
	{107, "ENOTCONN", "transport endpoint is not connected"},
	{108, "ESHUTDOWN", "cannot send after transport endpoint shutdown"},
	{109, "ETOOMANYREFS", "too many references: cannot splice"},
	{110, "ETIMEDOUT", "connection timed out"},
	{111, "ECONNREFUSED", "connection refused"},
	{112, "EHOSTDOWN", "host is down"},