freemarker 简单demo

时间 2020-06-04

原文原文链接

1，maven坐标html

<dependency>
            <groupId>org.freemarker</groupId>
            <artifactId>freemarker</artifactId>
            <version>2.3.23</version>
        </dependency>

2，模板文件，index.ftljava

<html>
<head>
    <meta charset="utf-8">
    <title>Freemarker入门小DEMO </title>
</head>
<body>
<#--我只是一个注释，我不会有任何输出  -->
${name},你好。${message}<br/>

<#if success??>
  你已经过实名认证
<#else>
  你未经过实名认证
</#if>
</html>

3,java代码maven

pojocode

public class Person {
    private String name;
    private String message;
    private String success;

import com.freemark.pojo.Person;
import freemarker.template.Configuration;
import freemarker.template.Template;
import freemarker.template.TemplateException;

import java.io.*;

public class FreemarkMain {
    public static void main(String[] args) throws IOException, TemplateException {
        //1.建立配置类
        Configuration configuration=new Configuration(Configuration.getVersion());
        //2.设置模板所在的目录
        configuration.setDirectoryForTemplateLoading(new File("src/main/resources/templates/"));
        //3.设置字符集
        configuration.setDefaultEncoding("utf-8");
        //4.加载模板
        Template template = configuration.getTemplate("index.ftl");
        //5.建立数据模型
        Person person = new Person();
        person.setName("小苏");
        person.setSuccess("");
        person.setMessage(null);
        //6.建立Writer对象
//        Writer out =new FileWriter(new File("d:\\test.html"));
        Writer out = new OutputStreamWriter(System.out);
        //7.输出
        template.process(person, out);
    }
}

4，项目结构xml