springBoot集成velocity

提前声明这是一个最小环境,我最烦学个小模板还把 hibernate, spring security 加上去,唯恐天下不乱,

我是不喜欢velocity的，但公司要用，spring boot高版本有放弃对velocity的支持,这里是低版本的

我用的是idea项目结构为

pom.xml

<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
    <modelVersion>4.0.0</modelVersion>

    <groupId>com.aliyun</groupId>
    <artifactId>demo</artifactId>
    <version>0.0.1-SNAPSHOT</version>
    <packaging>jar</packaging>

    <name>demo</name>
    <description>Demo project for Spring Boot</description>

    <parent>
        <groupId>org.springframework.boot</groupId>
        <artifactId>spring-boot-starter-parent</artifactId>
        <version>1.4.2.RELEASE</version>
        <relativePath/> <!-- lookup parent from repository -->
    </parent>

    <properties>
        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
        <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
        <java.version>1.8</java.version>
    </properties>

    <dependencies>
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-web</artifactId>
        </dependency>


        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-test</artifactId>
            <scope>test</scope>
        </dependency>
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-velocity</artifactId>
        </dependency>
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-test</artifactId>
            <scope>test</scope>
        </dependency>
        <dependency>
            <groupId>junit</groupId>
            <artifactId>junit</artifactId>
            <version>4.12</version>
            <scope>test</scope>
        </dependency>


    </dependencies>

    <build>
        <plugins>
            <plugin>
                <groupId>org.springframework.boot</groupId>
                <artifactId>spring-boot-maven-plugin</artifactId>
            </plugin>
        </plugins>
    </build>


</project>

application.properties

spring.velocity.cache= false
spring.velocity.charset=UTF-8
spring.velocity.check-template-location=true
spring.velocity.content-type=text/html
spring.velocity.enabled=true
spring.velocity.resource-loader-path=/templates
spring.velocity.prefix=/templates/
spring.velocity.suffix=.vm

index.vm为

<html>
<body>
亲爱的${toUserName}，你好！

    ${message}

祝：开心！
    ${fromUserName}55
    ${time}

</body>
</html>

DemoApplication.java

package com.aliyun.demo;

import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;

import java.util.Map;

@Controller
@SpringBootApplication
public class DemoApplication {


    @RequestMapping("/")
    public String velocityTest(Map map){
        map.put("message", "这是测试的内容。。。");
        map.put("toUserName", "张三1");
        map.put("fromUserName", "老许");
        return "index";
    }


    public static void main(String[] args) {
        SpringApplication.run(DemoApplication.class, args);
    }
}

DemoApplicationTests.java

package com.aliyun.demo;

import org.apache.velocity.app.VelocityEngine;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.test.context.SpringBootTest;
import org.springframework.test.context.junit4.SpringRunner;
import org.springframework.ui.velocity.VelocityEngineUtils;

import java.util.HashMap;
import java.util.Map;

@RunWith(SpringRunner.class)
@SpringBootTest
public class DemoApplicationTests {

    @Test
    public void contextLoads() {
    }

    @Autowired
    VelocityEngine velocityEngine;

    @Test
    public void velocityTest(){
        Map<String, Object> model = new HashMap<String, Object>();
        model.put("message", "这是测试的内容。。。");
        model.put("toUserName", "张三");
        model.put("fromUserName", "老许");
        System.out.println(VelocityEngineUtils.mergeTemplateIntoString(velocityEngine, "/templates/index.vm", "UTF-8", model));
    }

}

没有废话

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原文地址：https://www.cnblogs.com/minglie/p/9116090.html