springmvc常用注解

return "redirect:/user/handle72.html";

return "forward:http://www.baidu.com";

 

ModelAndView("main")

ModelAndView("login","error","有户名或密码错误")

ModelAndView第一个参数为视图的逻辑名，第二个和第三个分别为数据模型名称和数据模型对象，数据模型对象将以数据模型名称为参数名放置到request的属性中

 

<context:component-scanbase-package="com.baobaotao"/>

<context:property-placeholderlocation="classpath:jdbc.properties"/>

<tx:annotation-driventransaction-manager="transactionManager"/>

 

SessionStatus#setComplete();Spring MVC会清除该控制器类的所有会话属性

 

 

@Repository dao

@Service 服务层

@Controller

@Component 不细分各类bean

@Autowired对类变量和方法入参自动注入

@Autowired(required=false) 找不到匹配的bean不报错

@Qualifier("beanName") 指定注入bean的名字

@Value("${password}")

@Scope("prototype")

@ResponseBody

@RequestMapping(value="/user")

@PathVariable("userId")

@ModelAttribute("user")

@RequestParam("userId")

@RequestHeader("Accept-Language")

@CookieValue("JSESSIONID")

@SessionAttributes("user")

@SessionAttributes(value={"user1","user2"},types={Dept.class})

@ExceptionHandler(RuntimeException.class)

@ExceptionHandler({AException.class,BException.class})

 

@DateTimeFormat(pattern="yyyy-MM-dd")

@NumberFormat(pattern="#,###.##")

 

@Valid

@InitBinder

@Pattern(regexp="w{4,30}")

@Length(min=2,max=100)

@Past

@DecimalMin(value="1000.00")

 

@Test

@RunWith(SpringJUnit4ClassRunner.class)

@ContextConfiguration(locations={"/applicationContext.xml"})

@TransactnConfiguration

@Transactional

 

@Target({ElementType.METHOD,ElementType.TYPE})

@Retention(RetentionPolicy.RUNTIME)

@Transactional("forum")//绑定到forum的事务管理器

public @interface ForumTransactional{}

 

@ForumTransactional