assertEquals(0, m1.getExceptionTypes().length);

        // overlaps(SmbResourceLocator): boolean, declares CIFSException
        Method m2 = clazz.getMethod("overlaps", SmbResourceLocator.class);
        assertEquals(boolean.class, m2.getReturnType());
        assertEquals(1, m2.getParameterCount());
        Class<?>[] ex = m2.getExceptionTypes();
        assertEquals(1, ex.length);

      if (declaresInterruptedEx(m)) {
        set.add(m);
      }
    }
    return set;
  }

  private static boolean declaresInterruptedEx(Method method) {
    for (Class<?> exType : method.getExceptionTypes()) {
      // debate: == or isAssignableFrom?
      if (exType == InterruptedException.class) {
        return true;
      }
    }
    return false;
  }