在web.xml文件中加入相關的過濾器即可

<!-- 解決視圖懶加載 -->
  <!-- org.springframework.orm.jpa.support.OpenEntityManagerInViewFilter -->
  <filter>
      <filter-name>oemiv</filter-name>
      <filter-class>org.springframework.orm.jpa.support.OpenEntityManagerInViewFilter</filter-class
 
>
  </filter>
  <filter-mapping>
      <filter-name>oemiv</filter-name>
      <url-pattern>/*</url-pattern>
  </filter-mapping>

SpringMVC解決視圖懶加載問題