Session storage

@Controller
    @SessionAttributes("user")
    public class SessionAttributeController {
    	
    	//将账号密码放进Session中
        @RequestMapping("/login")
    	public String sac(Model mo, User user,){
    		if(user!=null&&"zhu".equals(user.getName())&&"123".equals(user.getPassword())){
    		
    			mo.addAttribute(user);
    			return "index";
    		}	
    		return "forward:/login.jsp";	
    	}
        //修改账号密码
    	@RequestMapping("/eidt")
       public  String eidt(@ModelAttribute("user") User user ){
    		
    		user.setName("haha");		
    	return "index";	
    	}
    	//销毁session内的所有值
    	@RequestMapping("/destory")
    	public String sessionStatu(SessionStatus sst){
    		
    		sst.setComplete();
    		
    		return "index";
    		
    	}
        
    	
    }