1.BeanUtils工具类

1.使用

• 引入依赖

<dependency>
    <groupId>commons-beanutils</groupId>
    <artifactId>commons-beanutils</artifactId>
    <version>1.9.2</version>
</dependency>

• 代码

        Emp emp = new Emp();
        Map<String, String[]> parameterMap = req.getParameterMap();
        try {

            BeanUtils.populate(emp,parameterMap);
        } catch (IllegalAccessException e) {
            e.printStackTrace();
        } catch (InvocationTargetException e) {
            e.printStackTrace();
        }

2.HuTool的工具类

1.使用

• 引入依赖

<dependency>
    <groupId>cn.hutool</groupId>
    <artifactId>hutool-all</artifactId>
    <version>5.7.13</version>
    <scope>compile</sco