public static Object construct(String className) throws JMeterException {
        Object instance = null;
        try {
            instance = ClassUtils.getClass(className).getDeclaredConstructor().newInstance();
        } catch (IllegalArgumentException | ReflectiveOperationException | SecurityException e) {
            throw new JMeterException(e);
        }
        return instance;
    }
@Test
    public void testConstructStringString() throws JMeterException {
        String dummy = (String) ClassTools.construct("java.lang.String",
                "hello");
        assertNotNull(dummy);
        assertEquals("hello", dummy);
    }