public void hook(final FwAssistantDirector assistantDirector) {
        processDBFluteSystem();
    }

    protected void processDBFluteSystem() {
        DBFluteSystem.unlock();
        DBFluteSystem.setFinalTimeZoneProvider(createFinalTimeZoneProvider());
        DBFluteSystem.lock();
    }

    protected DfFinalTimeZoneProvider createFinalTimeZoneProvider() {
        return new DfFinalTimeZoneProvider() {

        // Restore original timezone settings
        TimeZone.setDefault(originalTimeZone);
        if (originalProvider != null) {
            DBFluteSystem.unlock();
            DBFluteSystem.setFinalTimeZoneProvider(originalProvider);
            DBFluteSystem.lock();
        }
        super.tearDown();
    }

    public void test_hook_setsTimeZoneProvider() {
        // Given