public class UserController {
public static void main(String[] args) {
//对象1
User user = new User();
user.setAge(11);
String value = getValue(user,"age");
System.out.println(value);
//对象2
Order order = new Order();
order.setOrderNo("30320170901400098");
String oValue = getValue(order,"orderNo");
System.out.println(oValue);
}
/**
* 根据key取出object中的值,
* @param object
* @param key
* @return
*/
public static String getValue(Object object,String key){
String value="";
try {
if(object!=null){
Field field = object.getClass().getDeclaredField(key);
field.setAccessible(true);
value=(null!=field.get(object)?field.get(object).toString():"");
}
}catch (Exception e){
e.printStackTrace();
}
return value;
}
}
