Spring mvc+freeMarker 使用jsp自定义标签

web.xml：

<?xml version="1.0" encoding="UTF-8"?><web-app        version="3.0"        xmlns="http://java.sun.com/xml/ns/javaee"        xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"        xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd">    <display-name>xxxx</display-name>    <description>x</description>    <!-- Spring 刷新Introspector防止内存泄露 -->    <listener>        <listener-class>org.springframework.web.util.IntrospectorCleanupListener</listener-class>    </listener>    <listener>        <listener-class>org.springframework.web.context.request.RequestContextListener</listener-class>    </listener>    <!-- Spring配置文件开始  -->    <context-param>        <param-name>contextConfigLocation</param-name>        <param-value>            classpath*:config/spring/local/emidas-wallet-*.xml,            classpath*:config/spring/local/appcontext-core.xml        </param-value>    </context-param>    <context-param>        <param-name>log4jConfigLocation</param-name>        <param-value>classpath:log/log4j.properties</param-value>    </context-param>    <context-param>        <param-name>log4jRefreshInterval</param-name>        <param-value>60000</param-value>    </context-param>    <listener>        <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>    </listener>    <listener>        <listener-class>org.springframework.web.util.Log4jConfigListener</listener-class>    </listener>    <!-- Spring配置文件结束 -->    <!-- spring mvc-->    <servlet>        <servlet-name>spring</servlet-name>        <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>        <init-param>            <param-name>contextConfigLocation</param-name>            <param-value>classpath:config/spring/local/appcontext-servlet.xml</param-value>        </init-param>        <load-on-startup>1</load-on-startup>    </servlet>    <servlet-mapping>        <servlet-name>spring</servlet-name>        <url-pattern>/wallet/*</url-pattern>    </servlet-mapping>    <!-- spring mvc-->    <!-- encoding-->    <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>        <init-param>            <param-name>forceEncoding</param-name>            <param-value>true</param-value>        </init-param>    </filter>    <filter-mapping>        <filter-name>characterEncodingFilter</filter-name>        <url-pattern>/*</url-pattern>    </filter-mapping></web-app>

spring-servlet.xml

<?xml version="1.0" encoding="UTF-8" ?><beans xmlns="http://www.springframework.org/schema/beans"       xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"       xmlns:context="http://www.springframework.org/schema/context"       xmlns:mvc="http://www.springframework.org/schema/mvc"       xsi:schemaLocation="http://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc-3.2.xsdhttp://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-3.2.xsdhttp://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-3.2.xsd">    <mvc:annotation-driven content-negotiation-manager="cnManager">        <mvc:message-converters register-defaults="false">            <bean class="org.springframework.http.converter.ByteArrayHttpMessageConverter"/>            <bean class="org.springframework.http.converter.json.MappingJackson2HttpMessageConverter">                <property name="supportedMediaTypes">                    <list>                        <value>text/html</value>                        <value>application/json</value>                        <value>application/javascript</value>                        <value>text/plain</value>                    </list>                </property>                <property name="prettyPrint" value="true"></property>            </bean>            <!--<bean class="org.springframework.http.converter.xml.MarshallingHttpMessageConverter">-->                <!--<property name="marshaller" ref="jaxb2Marshaller"></property>-->            <!--</bean>-->        </mvc:message-converters>    </mvc:annotation-driven>    <!-- 当在web.xml 中   DispatcherServlet使用 <url-pattern>/</url-pattern> 映射时，能映射静态资源 -->    <mvc:default-servlet-handler/>    <context:component-scan base-package="com.xxxx.web.controller">        <context:include-filter type="annotation" expression="org.springframework.stereotype.Controller"/>        <context:include-filter type="annotation" expression="org.springframework.web.bind.annotation.ControllerAdvice"/>    </context:component-scan>    <!-- 静态资源映射 -->    <!--<mvc:resources mapping="/image/**" location="/WEB-INF/image/"/>-->    <!--<mvc:resources mapping="/css/**" location="/WEB-INF/css/"/>-->    <!--<mvc:resources mapping="/js/**" location="/WEB-INF/js/"/>-->    <!-- 支持上传文件 -->    <bean id="multipartResolver" class="org.springframework.web.multipart.commons.CommonsMultipartResolver"/>    <bean id="cnManager" class="org.springframework.web.accept.ContentNegotiationManagerFactoryBean">        <property name="ignoreAcceptHeader" value="true"/>        <property name="favorPathExtension" value="true"/>        <property name="defaultContentType" value="text/html"/>        <property name="favorParameter" value="true"/>        <property name="mediaTypes">            <map>                <entry key="xml" value="application/xml"/>                <entry key="json" value="text/plain"/>                <entry key="xls" value="application/vnd.ms-excel"/>            </map>        </property>    </bean>    <!-- freemarker config -->    <bean id="freemarkerConfig" class="org.springframework.web.servlet.view.freemarker.FreeMarkerConfigurer">        <property name="templateLoaderPath" value="/WEB-INF/view/mobile/"/>        <property name="defaultEncoding" value="UTF-8"/>        <property name="freemarkerVariables">            <map>                <entry key="xml_escape" value-ref="fmXmlEscape"/>            </map>        </property>        <property name="freemarkerSettings">            <props>                <!--<prop key="template_update_delay">3600</prop>-->                <prop key="tag_syntax">auto_detect</prop>                <!-- 设置标签类型 两种：[] 和 <> 。[] 这种标记解析要快些 -->                <prop key="default_encoding">UTF-8</prop>                <prop key="output_encoding">UTF-8</prop>                <prop key="locale">zh_CN</prop>                <prop key="date_format">yyyy-MM-dd</prop>                <prop key="time_format">HH:mm:ss</prop>                <prop key="auto_import">/spring.ftl as spring</prop>                <prop key="datetime_format">yyyy-MM-dd HH:mm:ss</prop>                <prop key="number_format">#</prop>                <!-- 设置数字格式 以免出现 000.00 -->                <prop key="classic_compatible">true</prop>                <!-- 可以满足一般需要。默认情况变量为null则替换为空字符串，如果需要自定义，写上${empty!"EmptyValue of fbysss"}的形式即可  -->                <prop key="template_exception_handler">html_debug</prop>                <!-- ignore,debug,html_debug,rethrow -->            </props>        </property>    </bean>    <bean id="fmXmlEscape" class="freemarker.template.utility.XmlEscape"/>    <!--Basic application beans. -->    <bean id="viewResolver"          class="org.springframework.web.servlet.view.ContentNegotiatingViewResolver">        <property name="contentNegotiationManager" ref="cnManager"/>        <property name="viewResolvers">            <list>                <bean 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="requestContextAttribute" value="request"/>                    <property name="suffix" value=".ftl"/>                    <property name="cache" value="true"/>                    <property name="order" value="0"/>                </bean>                <bean class="org.springframework.web.servlet.view.InternalResourceViewResolver">                    <property name="viewClass" value="org.springframework.web.servlet.view.JstlView" />                    <property name="prefix" value="/WEB-INF/view/mobile/"></property>                    <property name="suffix" value=".ftl"></property>                    <property name="order" value="1"/>                </bean>            </list>        </property>        <property name="defaultViews">            <list>                <bean class="org.springframework.web.servlet.view.json.MappingJackson2JsonView">                    <!-- <property name="extractValueFromSingleKeyModel" value="true"/> -->                    <property name="prettyPrint" value="true"/>                    <property name="contentType" value="text/plain"/>                </bean>                <!--<bean class="com.wonders.stpt.match.controller.ExcelView"/>-->            </list>        </property>    </bean></beans>

freemarker.properties：

number_format=#classic_compatible=true####add by danson.liu####default_encoding=UTF-8template_update_delay=0#########################template_exception_handler=rethrow

tag.java：

package com.xxxx.web.tag;import org.apache.commons.lang3.StringUtils;import javax.servlet.http.HttpServletRequest;import javax.servlet.jsp.JspException;import javax.servlet.jsp.tagext.BodyTagSupport;import java.io.IOException;import java.io.UnsupportedEncodingException;import java.net.URLEncoder;public class Tag extends BodyTagSupport {    private static final long serialVersionUID = 1875715349277889045L;        private String href;    @Override    public int doStartTag() throws JspException {        pageContext.getOut().write("test"+href);        return SKIP_BODY;    }   public void setHref(String href) {        this.href = href;    }}

test.tld：

<?xml version="1.0" encoding="UTF-8"?><taglib version="2.0" xmlns="http://java.sun.com/xml/ns/j2ee"xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"xsi:schemaLocation="http://java.sun.com/xml/ns/j2ee http://java.sun.com/xml/ns/j2ee/web-jsptaglibrary_2_0.xsd"><display-name>"Tags"</display-name><tlib-version>1.0</tlib-version><short-name>pro</short-name><uri>/Test</uri><tag><name>urlScheme</name><tag-class>com.xxxx.Tag</tag-class><body-content>empty</body-content><attribute><name>href</name><required>true</required><rtexprvalue>false</rtexprvalue></attribute>        <attribute>            <name>xxxxx</name>            <required>true</required>            <rtexprvalue>false</rtexprvalue>        </attribute></tag></taglib>

ftl：

<#assign testMob=JspTaglibs["/WEB-INF/tld/test.tld"]><!DOCTYPE html><html lang="en"><head>    <meta charset="UTF-8">    <meta http-equiv="Content-Type" content="text/html; charset=utf-8">    <meta name="viewport" content="initial-scale=1.0, maximum-scale=1.0, user-scalable=0">    <meta name="test" content="black" />    <meta name="format-detection" content="telephone=no" />    <meta name="format-detection" content="email=no" />    <title>未登录</title></head><body><a href="<@testMob.urlScheme href="/xxxxxxxx"/>"   class="all">查看全部    家分店<span class="icon-arrow"></span></a><div class="empty-main">    <i class="icon"></i>    <p>您还没有登录哦</p></div></body></html>