SpringMVC与Struts2中获取request、response对象
2014-04-11 10:40
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出处:http://hi.baidu.com/ufobject/item/f836412ae58ca7140875088f
一、SpringMVC中获取request、response对象
方法一:
BaseAction.java
public class BaseAction {
protected HttpServletRequest request;
protected HttpServletResponse response;
protected HttpSession session;
@ModelAttribute
public void setReqAndRes(HttpServletRequest request, HttpServletResponse response){
this.request = request;
this.response = response;
this.session = request.getSession();
}
说明:ModelAttribute的作用
1)放置在方法的形参上:表示引用Model中的数据
2)放置在方法上面:表示请求该类的每个Action前都会首先执行它,也可以将一些准备数据的操作放置在该方法里面。
方法二:
public class BaseAction {
protected HttpServletRequest request;
protected HttpServletResponse response;
protected HttpSession session;
1.注解法
@Autowired
private HttpServletRequest request;
2.直接取
HttpServletRequest request1 = ((ServletRequestAttributes)RequestContextHolder.getRequestAttributes()).getRequest();
HttpServletResponse response1 = ((ServletWebRequest)RequestContextHolder.getRequestAttributes()).getResponse();
3.在web点xml中配置一个监听
<listener>
<listener-class>
org.springframework.web.context.request.RequestContextListener
</listener-class>
</listener>
二、Struts2中获取request、response对象
HttpServletRequest request = ServletActionContext.getRequest();
一、SpringMVC中获取request、response对象
方法一:
BaseAction.java
public class BaseAction {
protected HttpServletRequest request;
protected HttpServletResponse response;
protected HttpSession session;
@ModelAttribute
public void setReqAndRes(HttpServletRequest request, HttpServletResponse response){
this.request = request;
this.response = response;
this.session = request.getSession();
}
说明:ModelAttribute的作用
1)放置在方法的形参上:表示引用Model中的数据
2)放置在方法上面:表示请求该类的每个Action前都会首先执行它,也可以将一些准备数据的操作放置在该方法里面。
方法二:
public class BaseAction {
protected HttpServletRequest request;
protected HttpServletResponse response;
protected HttpSession session;
1.注解法
@Autowired
private HttpServletRequest request;
2.直接取
HttpServletRequest request1 = ((ServletRequestAttributes)RequestContextHolder.getRequestAttributes()).getRequest();
HttpServletResponse response1 = ((ServletWebRequest)RequestContextHolder.getRequestAttributes()).getResponse();
3.在web点xml中配置一个监听
<listener>
<listener-class>
org.springframework.web.context.request.RequestContextListener
</listener-class>
</listener>
二、Struts2中获取request、response对象
HttpServletRequest request = ServletActionContext.getRequest();
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