org.apache.commons.beanutils下的copyProperty中
Property name (can be nested/indexed/mapped/combo)nested 和combo是什么东东来的public static void copyProperty(Object bean,
                                String name,
                                Object value)
                         throws IllegalAccessException,
                                InvocationTargetException
Copy the specified property value to the specified destination bean, performing any type conversion that is required.For more details see BeanUtilsBean.Parameters:
bean - Bean on which setting is to be performed
name - Property name (can be nested/indexed/mapped/combo)
value - Value to be set