springmvc 配置多視圖(jsp,freemarker,HTML等)

SpringMVC 的 Controller 能夠返回各類各樣的視圖。好比 JSP, JSON, Velocity, FreeMarker, XML, PDF, Excel, 還有Html字符流 等等。那它們該如何的進行處理的呢?這裏就涉及到 各類視圖(View)對應的各類視圖解析器(ViewResolver). 基本上上面說的每一種視圖就對應用一種視圖解析器來處理。基本上各類視圖解析器大體上能夠分爲兩類:一是基於URL的視圖解析器;一種是其它解析器;html

    <!-- jsp視圖 -->
    <bean id="jspviewResolver" class="org.springframework.web.servlet.view.InternalResourceViewResolver">
        <property name="viewClass" value="org.springframework.web.servlet.view.JstlView"/>
        <property name="prefix" value="/views/"/>
        <property name="suffix" value=".jsp"/>
        <property name="order" value="1"></property>
    </bean>
    
   <!-- 配置freeMarker視圖解析器(可解析HTML) -->
    <bean id="viewResolverFtl" class="org.springframework.web.servlet.view.freemarker.FreeMarkerViewResolver">
        <property name="viewClass" value="org.springframework.web.servlet.view.freemarker.FreeMarkerView"/>
        <property name="contentType" value="text/html; charset=UTF-8"/>
        <property name="exposeRequestAttributes" value="true" />
        <property name="exposeSessionAttributes" value="true" />
        <property name="exposeSpringMacroHelpers" value="true" />
        <property name="cache" value="true" />
        <property name="suffix" value=".html" />
        <property name="order" value="0"/>
    </bean>

    <!-- 配置freeMarker的模板路徑 -->
    <bean id="freemarkerConfig" class="org.springframework.web.servlet.view.freemarker.FreeMarkerConfigurer">
        <property name="templateLoaderPath" value="/views/html/"/>
        <property name="defaultEncoding" value="UTF-8"/>
        <property name="freemarkerSettings">
            <props>
                <prop key="template_update_delay">3600</prop>
                <prop key="locale">zh_CN</prop>
                <prop key="datetime_format">yyyy-MM-dd HH:mm:ss</prop>
                <prop key="date_format">yyyy-MM-dd</prop>
                <prop key="number_format">#.##</prop>
            </props>
        </property>
    </bean>

須要在pom中引入jar包:java

    <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-context-support</artifactId>
            <version>4.3.4.RELEASE</version>
        </dependency>

    <dependency>
      <groupId>org.freemarker</groupId>
      <artifactId>freemarker</artifactId>
      <version>2.3.22</version>
    </dependency>web

可能在啓動時會報錯:Caused by: java.lang.NoClassDefFoundError: org/springframework/ui/freemarker/FreeMarkerConfigurationFactory spring

須要引入spring-context-support.jarjsp

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