Spring MVC（4）- 配置解決中文亂碼的過濾器

1 解決中文亂碼

• web.xml

<!DOCTYPE web-app PUBLIC
 "-//Sun Microsystems, Inc.//DTD Web Application 2.3//EN"
 "http://java.sun.com/dtd/web-app_2_3.dtd" >

<web-app>
  <display-name>Archetype Created Web Application</display-name>

  <!--解決中文亂碼的過濾器-->
  <filter>
    <filter-name>characterEncodingFilter</filter-name>
    <filter-class>org.springframework.web.filter.CharacterEncodingFilter</filter-class>
    <init-param>
      <param-name>encoding</param-name>
      <param-value>UTF-8</param-value>
    </init-param>
  </filter>

  <filter-mapping>
    <filter-name>characterEncodingFilter</filter-name>
    <url-pattern>/*</url-pattern>
  </filter-mapping>

  <!--配置前端控制器-->
  <servlet>
    <servlet-name>dispatcherServlet</servlet-name>
    <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>

    <!--加載 spring mvc 配置文件-->
    <init-param>
      <param-name>contextConfigLocation</param-name>
      <param-value>classpath:springmvc.xml</param-value>
    </init-param>

    <!--啓動服務器就創建 DispatcherServlet 對象-->
    <load-on-startup>1</load-on-startup>

  </servlet>

  <servlet-mapping>
    <servlet-name>dispatcherServlet</servlet-name>
    <url-pattern>/</url-pattern>
  </servlet-mapping>


</web-app>

2 請求參數綁定集合

• param.jsp

<form action="/param/saveAccount" method="post">
    姓名：<input type="text" name="username"></br>
    密碼：<input type="text" name="password"></br>
    金額：<input type="text" name="money"></br>

    用戶姓名：<input type="text" name="list[0].uname"></br>
    年齡：<input type="text" name="list[0].age"></br>

    用戶姓名：<input type="text" name="map['one'].uname"></br>
    年齡：<input type="text" name="map['one'].age"></br>

    <input type="submit" value="提交">
</form>

2.1 Controller