Springboot项目使用html5的video标签完成视频播放功能

<?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>
 <parent>
  <groupId>org.springframework.boot</groupId>
  <artifactId>spring-boot-starter-parent</artifactId>
  <version>2.1.5.RELEASE</version>
  <relativePath/> <!-- lookup parent from repository -->
 </parent>
 <groupId>com.wulaobo</groupId>
 <artifactId>excellentcourse_springboot</artifactId>
 <version>0.0.1-SNAPSHOT</version>
 <name>excellentcourse_springboot</name>
 <description>Demo project for Spring Boot</description>

 <properties>
  <java.version>1.8</java.version>
 </properties>

 <dependencies>

  <!-- pagehelper -->
  <dependency>
   <groupId>com.github.pagehelper</groupId>
   <artifactId>pagehelper-spring-boot-starter</artifactId>
   <version>1.2.5</version>
  </dependency>

  <dependency>
   <groupId>org.springframework.boot</groupId>
   <artifactId>spring-boot-starter-jdbc</artifactId>
  </dependency>
  <dependency>
   <groupId>org.springframework.boot</groupId>
   <artifactId>spring-boot-starter-thymeleaf</artifactId>
  </dependency>
  <dependency>
   <groupId>org.springframework.boot</groupId>
   <artifactId>spring-boot-starter-web</artifactId>
  </dependency>
  <dependency>
   <groupId>org.mybatis.spring.boot</groupId>
   <artifactId>mybatis-spring-boot-starter</artifactId>
   <version>2.0.1</version>
  </dependency>

  <dependency>
   <groupId>log4j</groupId>
   <artifactId>log4j</artifactId>
   <version>1.2.17</version>
  </dependency>

  <dependency>
   <groupId>mysql</groupId>
   <artifactId>mysql-connector-java</artifactId>
   <scope>runtime</scope>
  </dependency>
  <dependency>
   <groupId>org.springframework.boot</groupId>
   <artifactId>spring-boot-starter-test</artifactId>
   <scope>test</scope>
  </dependency>
  <dependency>
   <groupId>com.alibaba</groupId>
   <artifactId>druid</artifactId>
   <version>1.1.12</version>
  </dependency>
 </dependencies>

 <build>
  <plugins>
   <plugin>
    <groupId>org.springframework.boot</groupId>
    <artifactId>spring-boot-maven-plugin</artifactId>
    <configuration>
     <mainClass>com.wulaobo.ExcellentcourseSpringbootApplication</mainClass>
    </configuration>
   </plugin>
  </plugins>
 </build>

</project>

package com.wulaobo.controller;

import com.github.pagehelper.PageHelper;
import com.github.pagehelper.PageInfo;
import com.wulaobo.bean.Video;
import com.wulaobo.service.VideoService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.ui.ModelMap;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.multipart.MultipartFile;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.*;
import java.net.URLEncoder;
import java.sql.Timestamp;
import java.text.DecimalFormat;
import java.util.List;
import java.util.Random;


@Controller
public class VideoController {

 @Autowired
 private VideoService videoService;
 
 //点击播放按钮，开始播放视频
 @GetMapping(value = "/videoPlayByIdAndAdmin")
 public String videoPlayByIdAndAdmin(Integer id,ModelMap model) {
   Video video = videoService.getVideoById(id);
   model.addAttribute("title",video.getTitle());
   model.addAttribute("path",video.getPath());
   return "videoPlay";
 }
}

package com.wulaobo.service.impl;

import com.wulaobo.bean.Video;
import com.wulaobo.mapper.VideoMapper;
import com.wulaobo.service.VideoService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import java.util.List;

@Service
public class VideoServiceImpl implements VideoService {

 @Autowired
 private VideoMapper videoMapper;

 @Override
 public Video getVideoById(Integer id) {
   return videoMapper.getVideoById(id);
 }
 
} 

package com.wulaobo.mapper;

import com.wulaobo.bean.Video;
import java.util.List;

public interface VideoMapper {

  Video getVideoById(Integer id);
  
}

<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE mapper
PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
"http://mybatis.org/dtd/mybatis-3-mapper.dtd">
<mapper namespace="com.wulaobo.mapper.VideoMapper">

	<select id="getVideoById" parameterType="Integer" resultType="video">
    select * from t_video where id=#{id}
  </select>

</mapper>

<!DOCTYPE html>
<html xmlns:th="http://www.thymeleaf.org">
<head>
 <title>在线视频播放</title>
 <link rel="shortcut icon" th:href="@{/favicon.ico}" rel="external nofollow" />
 <link rel="stylesheet" th:href="@{/static/bootstrap/css/bootstrap.min.css}" rel="external nofollow" >
 <script th:src="@{/static/js/jquery-3.3.1.min.js}"></script>
 <script th:src="@{/static/bootstrap/js/bootstrap.min.js}"></script>
</head>
<body>
<!--<div th:replace="header::header1"></div><br/><br/><br/>-->
<div class="text-right ">
 <span class="glyphicon glyphicon-hand-right" aria-hidden="true"></span>
 <a th:href="@{getAllNews}" rel="external nofollow" >点此返回主页</a>
</div>
<div class="panel panel-default">
 <div class="panel-body" align="center">
  <div id="a1" align="center" th:text="${title}"></div><br/>
  <video width="600" height="400" align="center" controls>
   <source th:src="@{'/upload/'+${path}}" type="video/mp4">

   您的浏览器不支持 HTML5 video 标签。
  </video>

 </div>
</div>

</body>

</html>