@Before
  @Override
  public void setUp() throws Exception {
    super.setUp();

    // Trigger loading of catalina.properties
    CatalinaProperties.getProperty("foo");

    File appBase = new File(getTemporaryDirectory(), "webapps");
    if (!appBase.exists() && !appBase.mkdir()) {
      fail("Unable to create appBase for test");
    }

    tomcat = new TomcatWithFastSessionIDs();

    String protocol = getProtocol();
    Connector connector = new Connector(protocol);
    // Listen only on localhost
    connector.setAttribute("address", InetAddress.getByName("localhost").getHostAddress());
    // Use random free port
    connector.setPort(0);
    // Mainly set to reduce timeouts during async tests
    connector.setAttribute("connectionTimeout", "3000");
    tomcat.getService().addConnector(connector);
    tomcat.setConnector(connector);

    // Add AprLifecycleListener if we are using the Apr connector
    if (protocol.contains("Apr")) {
      StandardServer server = (StandardServer) tomcat.getServer();
      AprLifecycleListener listener = new AprLifecycleListener();
      listener.setSSLRandomSeed("/dev/urandom");
      server.addLifecycleListener(listener);
      connector.setAttribute("pollerThreadCount", Integer.valueOf(1));
    }

    File catalinaBase = getTemporaryDirectory();
    tomcat.setBaseDir(catalinaBase.getAbsolutePath());
    tomcat.getHost().setAppBase(appBase.getAbsolutePath());

    accessLogEnabled = Boolean.parseBoolean(System.getProperty("tomcat.test.accesslog", "false"));
    if (accessLogEnabled) {
      AccessLogValve alv = new AccessLogValve();
      alv.setDirectory(getBuildDirectory() + "/logs");
      alv.setPattern("%h %l %u %t \"%r\" %s %b %I %D");
      tomcat.getHost().getPipeline().addValve(alv);
    }

    // Cannot delete the whole tempDir, because logs are there,
    // but delete known subdirectories of it.
    addDeleteOnTearDown(new File(catalinaBase, "webapps"));
    addDeleteOnTearDown(new File(catalinaBase, "work"));
  }
 @After
 @Override
 public void tearDown() throws Exception {
   try {
     // Some tests may call tomcat.destroy(), some tests may just call
     // tomcat.stop(), some not call either method. Make sure that stop()
     // & destroy() are called as necessary.
     if (tomcat.server != null && tomcat.server.getState() != LifecycleState.DESTROYED) {
       if (tomcat.server.getState() != LifecycleState.STOPPED) {
         tomcat.stop();
       }
       tomcat.destroy();
     }
   } finally {
     super.tearDown();
   }
 }