快速在idea上自动和手动创建springboot项目

一、IDEA自动生成

首先，IDEA提供了快速创建一个Spring Boot项目
file ——> new ——> project——> Spring Initializr——> next——> next——> next——> finish

注意：新版本的idea只能使用17以上的JDK了；
我们得到的是一个带有启动类的spring boot 项目框架

然后，我们手动补全对应的三层架构

二、手动生成

生成完了之后，自己填写pom依赖以及启动类和yml文件

<?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>org.example</groupId>
    <artifactId>my-xiake-monitor</artifactId>
    <version>1.0-SNAPSHOT</version>
    <parent>
        <groupId>org.springframework.boot</groupId>
        <artifactId>spring-boot-starter-parent</artifactId>
        <version>2.6.6</version>
        <relativePath/> <!-- lookup parent from repository -->
    </parent>

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

        <!-- mybatis-plus 是自己开发，并非官方的！ -->
        <!-- 数据库驱动 -->
        <dependency>
            <groupId>mysql</groupId>
            <artifactId>mysql-connector-java</artifactId>
        </dependency>
        <dependency>
            <groupId>com.baomidou</groupId>
            <artifactId>mybatis-plus-boot-starter</artifactId>
            <version>3.0.5</version>
        </dependency>


        <dependency>
            <groupId>org.projectlombok</groupId>
            <artifactId>lombok</artifactId>
            <optional>true</optional>
        </dependency>
    </dependencies>
</project>

package com.monitor;

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

/**
 * @author lc
 * @version 1.0
 * @date 2024/11/26 0026 10:11
 */
@SpringBootApplication
public class MonitorCenterApplication {
    public static void main(String[] args) {
        SpringApplication.run(MonitorCenterApplication.class, args);
    }
}

server:
  port: 8716
spring:
  datasource:
    url: jdbc:mysql://localhost:3306/xiake-monitor-center?createDatabaseIfNotExist=true&allowMultiQueries=true&useUnicode=true&characterEncoding=UTF-8&createDatabaseIfNotExist=true&useSSL=false&serverTimezone=Asia/Shanghai
    username: root
    password: root
    driver-class-name: com.mysql.jdbc.Driver
  jackson:
    time-zone: GMT+8
    date-format: yyyy-MM-dd HH:mm:ss

mybatis-plus:
  configuration:
    log-impl: org.apache.ibatis.logging.stdout.StdOutImpl # 输出日志

启动启动类，就成功；