public void addSuppressedLoggingExceptions(Class<?>... exceptionClass) {
    exceptionsHandler.addSuppressedLoggingExceptions(exceptionClass);
  }
@Test
  public void testExceptionsHandlerSuppressed() {
    Server.ExceptionsHandler handler = new Server.ExceptionsHandler();
    handler.addSuppressedLoggingExceptions(IOException.class);
    handler.addSuppressedLoggingExceptions(RpcServerException.class, IpcException.class);

    assertTrue(handler.isSuppressedLog(IOException.class));
    assertTrue(handler.isSuppressedLog(RpcServerException.class));
    assertTrue(handler.isSuppressedLog(IpcException.class));
    assertFalse(handler.isSuppressedLog(RpcClientException.class));
  }