CGroupsBlkioResourceHandlerImpl implements DiskResourceHandler { @Override public List<PrivilegedOperation> teardown() throws ResourceHandlerException { return null; } CGroupsBlkioResourceHandlerImpl(CGroupsHandler cGroupsHandler); @Override List<PrivilegedOperation> bootstrap(Configuration configuration); @Override List<PrivilegedOperation> preStart(Container container); @Override List<PrivilegedOperation> reacquireContainer(ContainerId containerId); @Override List<PrivilegedOperation> updateContainer(Container container); @Override List<PrivilegedOperation> postComplete(ContainerId containerId); @Override List<PrivilegedOperation> teardown(); @Override String toString();  }
@Test public void testTeardown() throws Exception { Assert.assertNull(cGroupsBlkioResourceHandlerImpl.teardown()); }