And using a packaging extract data BeanUtils

Copyright: https://blog.csdn.net/No_mingzi/article/details/90711446

public class Utils {
	/**
	 * 降低代码的耦合度，只需要在方法的参数上使用基本数据类型，或javaSE的类库
	 * 
	 * @param request
	 * @param bean
	 */
	public static <T> T copyParamToBean(Map map , T bean) {
		try {
			BeanUtils.populate(bean, map);
			System.out.println("注入值之后：" + bean);
		} catch (Exception e) {
			e.printStackTrace();
		}
		return bean;
	}
	
}

BeanUtils tools can be injected into the certain values ​​disposable object Bean

: BeanUtil using procedure
1, introduced jar package
Commons-BeanUtils-1.8.0.jar
Commons the logging-1.1.1.jar-
method 2, the call BeanUtils

EL expressions to go when the value is getXxx method (read method)
BeanUtils underlying value at the time of injection, setXxx method go (write method)