springboot 同时支持jsp 和freemaker

版权声明：本文为博主原创文章，未经博主允许不得转载。 https://blog.csdn.net/zxssoft/article/details/82787892

pom.xml

<!-- springboot web开发相关jar包的引入 -->
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-web</artifactId>
        </dependency>

        <!-- springboot整合jps的jar包导入 -->
        <!-- tomcat jsp编译器的支持 -->
        <dependency>
            <groupId>org.apache.tomcat.embed</groupId>
            <artifactId>tomcat-embed-jasper</artifactId>
            <!--<scope>provided</scope> -->
        </dependency>
        <!-- jstl标签库 -->
        <dependency>
            <groupId>javax.servlet</groupId>
            <artifactId>jstl</artifactId>
        </dependency>

        <!-- 引入freeMarker的依赖包. -->
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-freemarker</artifactId>
        </dependency>
 

package com.zxs;

import org.mybatis.spring.annotation.MapperScan;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.boot.web.servlet.ServletComponentScan;
import org.springframework.context.annotation.Bean;
import org.springframework.web.servlet.ViewResolver;
import org.springframework.web.servlet.view.InternalResourceViewResolver;
import org.springframework.web.servlet.view.freemarker.FreeMarkerViewResolver;

@SpringBootApplication
@ServletComponentScan //在spring启动的时候扫描@WebServlet注解,并实例化.
@MapperScan("com.zxs.mapper") //扫描mapper类生成代理对象
public class App {
    
    public static void main(String[] args) {
        SpringApplication.run(App.class, args);
    }

    //同时支持jsp和freemaker
    /**
     * 添加对jsp支持
     *
     * @return
     */
    @Bean
    public ViewResolver getJspViewResolver() {
        InternalResourceViewResolver internalResourceViewResolver = new InternalResourceViewResolver();
        internalResourceViewResolver.setPrefix("/WEB-INF/jsp/");
        internalResourceViewResolver.setSuffix(".jsp");
        internalResourceViewResolver.setOrder(1);
        return internalResourceViewResolver;
    }

    /**
     * 添加对Freemarker支持
     *
     * @return
     */
    @Bean
    public FreeMarkerViewResolver getFreeMarkerViewResolver() {
        FreeMarkerViewResolver freeMarkerViewResolver = new FreeMarkerViewResolver();
        freeMarkerViewResolver.setCache(false);
        freeMarkerViewResolver.setPrefix("");
        freeMarkerViewResolver.setSuffix(".html");
        freeMarkerViewResolver.setRequestContextAttribute("request");
        freeMarkerViewResolver.setOrder(0);
        freeMarkerViewResolver.setContentType("text/html;charset=UTF-8");

        return freeMarkerViewResolver;

    }
}