Spring文字セットフィルタ構成

  <!-- spring        -->
  <filter>
  	<filter-name>Spring character encoding filter</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>Spring character encoding filter</filter-name>
  	<url-pattern>/*</url-pattern>
  </filter-mapping>