RequestParam注解：

示例：

@RequestMapping("/testRequestParam")    public String testRequestParam(@RequestParam(name="username") String un,@RequestParam(name="age",required=false,defaultValue="0") int age) {        System.out.println("testRequestParam: username="+un+" age="+age);        return SUCCESS;    }

RequestHeader注解：

示例：

@RequestMapping("/testRequestHeader")    public String testRequestHeader(@RequestHeader(name="Accept-Language") String al) {        System.out.println("testRequestHeader: al=" + al);        return SUCCESS;    }

CookieValue注解：

示例：

@RequestMapping("/testCookieValue")    public String testCookieValue(@CookieValue(name="JSESSIONID") String sid) {        System.out.println("testCookieValue:sid="+sid);        return SUCCESS;    }