public void shutdown() {
        shutdownListener.onShutdown();
    }

    public void addShutdownListener(final ShutdownListener listener) {
        shutdownListener = listener;
    }

    public interface ShutdownListener {
        void onShutdown();
    }

						<networkaddress.cache.negative.ttl>-1</networkaddress.cache.negative.ttl>
					</systemPropertyVariables>
					<properties>
						<property>
							<name>listener</name>
							<value>jcifs.tests.PrintingRunListener</value>
						</property>
					</properties>
					<useSystemClassLoader>false</useSystemClassLoader>
				</configuration>
			</plugin>
			<plugin>

  <!--                                                                  Servlet Listener -->
  <!--                                                                  ================ -->
  <listener>
    <listener-class>org.apache.commons.fileupload.servlet.FileCleanerCleanup</listener-class>
  </listener>

  <!-- ================================================================================= -->