FreeMarker 是一个模板引擎，一个基于模板生成文本输出的通用工具，使用纯 Java 编写，FreeMarker 被设计用来生成 HTML Web 页面，特别是基于 MVC 模式的应用程序，虽然 FreeMarker 具有一些编程的能力，但通常由 Java 程序准备要显示的数据，由FreeMarker 生成页面，通过模板显示准备的数据。符合MVC模式，采用哈希表存储，你可以专注于如何展现数据， 而在模板之外可以专注于要展示什么数据

<Excerpt in index | 首页摘要>

<The rest of contents | 余下全文>

整合Freemarker

创建maven项目,添加依赖

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

编写视图

在templates/ 下建立 userList.ftl:

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<html>
	
	<head>
		<meta charset="utf-8">
		<title>显示用户数据</title>
	</head>
	<body>
		<table border="1" align="center" width="50%">
			<tr>
				<th>ID</th>
				<th>Name</th>
				<th>Age</th>
			</tr>

            <#list list as user>
                <tr>
                    <td>${user.userid}</td>
                    <td>${user.username}</td>
                    <td>${user.userage}</td>
                </tr>
            </#list>

		</table>
	</body>
</html>

创建Controller

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package com.caicai.springbootviewfreemarker.controller;

import com.caicai.springbootviewfreemarker.pojo.Users;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.RequestMapping;

import java.util.ArrayList;
import java.util.List;

/**
 * @author liu
 * @title: UserController
 * @projectName 08-spring-boot-view-jsp
 * @description: TODO
 * @date 2019/3/2820:06
 */
@Controller
public class UserController {
    /**
     * 处理请求 产生数据
     */
    @RequestMapping("/showuser")
    public String showUser(Model model){
        List<Users> list = new ArrayList<>();
        list.add(new Users(1,"caicai",21));
        list.add(new Users(2,"honghong",32));
        list.add(new Users(3,"mingming",43));
        model.addAttribute("list",list);
        return "userList";

    }
}

创建Uesrs类

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package com.caicai.springbootviewfreemarker.pojo;

/**
 * @author liu
 * @title: Users
 * @projectName 08-spring-boot-view-jsp
 * @description: TODO
 * @date 2019/3/2820:06
 */
public class Users {
    private Integer userid;
    private String username;
    private Integer userage;



    public String getUsername() {
        return username;
    }

    public void setUsername(String username) {
        this.username = username;
    }

    public Integer getUserage() {
        return userage;
    }

    public void setUserage(Integer userage) {
        this.userage = userage;
    }

    public Users() {
    }

    public Integer getUserid() {
        return userid;
    }

    public void setUserid(Integer userid) {
        this.userid = userid;
    }

    public Users(Integer userid, String username, Integer userage) {
        this.userid = userid;
        this.username = username;
        this.userage = userage;
    }
}

创建启动类

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package com.caicai.springbootviewfreemarker;

import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;

@SpringBootApplication
public class Application {

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

}