springboot实战：（2）springboot

一、springboot

1、springboot的构建

1.1.官网构建工程（方法二：IDEA网络太差我们在官网配置）

进入SpringBoot官网：https://spring.io/projects/spring-boot

2 、一些相关配置

• pop.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 https://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>2.5.9</version>
		<relativePath/> <!-- lookup parent from repository -->
	</parent>
	<groupId>com.qingge</groupId>
	<artifactId>springboot</artifactId>
	<version>0.0.1-SNAPSHOT</version>
	<name>springboot</name>
	<description>项目描述</description>
	<properties>
		<java.version>1.8</java.version>
	</properties>
	<dependencies>
		<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>2.2.2</version>
		</dependency>

		<dependency>
			<groupId>mysql</groupId>
			<artifactId>mysql-connector-java</artifactId>
			<scope>runtime</scope>
		</dependency>
		<dependency>
			<groupId>org.projectlombok</groupId>
			<artifactId>lombok</artifactId>
			<optional>true</optional>
		</dependency>

		<!-- mybatis-plus -->
		<dependency>
			<groupId>com.baomidou</groupId>
			<artifactId>mybatis-plus-boot-starter</artifactId>
			<version>3.5.1</version>
		</dependency>
		<!-- 代码生成器 -->
		<dependency>
			<groupId>com.baomidou</groupId>
			<artifactId>mybatis-plus-generator</artifactId>
			<version>3.5.1</version>
		</dependency>
		<dependency>
			<groupId>org.apache.velocity</groupId>
			<artifactId>velocity</artifactId>
			<version>1.7</version>
		</dependency>

		<!--swagger-->
		<dependency>
			<groupId>io.springfox</groupId>
			<artifactId>springfox-boot-starter</artifactId>
			<version>3.0.0</version>
		</dependency>

		<!-- hutool  -->
		<dependency>
			<groupId>cn.hutool</groupId>
			<artifactId>hutool-all</artifactId>
			<version>5.7.20</version>
		</dependency>
		<dependency>
			<groupId>org.apache.poi</groupId>
			<artifactId>poi-ooxml</artifactId>
			<version>4.1.2</version>
		</dependency>

		<!-- JWT -->
		<dependency>
			<groupId>com.auth0</groupId>
			<artifactId>java-jwt</artifactId>
			<version>3.10.3</version>
		</dependency>

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

		<dependency>
			<groupId>org.springframework.boot</groupId>
			<artifactId>spring-boot-starter-data-redis</artifactId>
		</dependency>
		<dependency>
			<groupId>org.springframework.boot</groupId>
			<artifactId>spring-boot-starter-test</artifactId>
			<scope>test</scope>
		</dependency>
	</dependencies>

	<build>
		<plugins>
			<plugin>
				<groupId>org.springframework.boot</groupId>
				<artifactId>spring-boot-maven-plugin</artifactId>
				<configuration>
					<excludes>
						<exclude>
							<groupId>org.projectlombok</groupId>
							<artifactId>lombok</artifactId>
						</exclude>
					</excludes>
				</configuration>
			</plugin>
		</plugins>
	</build>

</project>

• application.yml

#重新设置端口
server:
  ip: localhost
  port: 9090

spring:
  datasource:
    #MySQL配置
    driver-class-name: com.mysql.cj.jdbc.Driver
    #serverTimezone=GMT%2b8 东八区
    url: jdbc:mysql://localhost:3306/tests?useUnicode=true&characterEncoding=UTF-8&useSSL=false&serverTimezone=UTC&serverTimezone=GMT%2b8
    username: root
    password: 123456
  redis:
    host: 127.0.0.1
    port: 6379
  servlet:
    multipart:
      max-file-size: 100MB
      max-request-size: 100MB

  main:
    #是根本原因，终究原因后面发现是SpringBoot和SpringCloud版本匹配问题导致的。
    allow-bean-definition-overriding: true

mybatis:
  mapper-locations: classpath:mapper/*.xml  #扫描所有mybatis的xml文件
#  configuration:
#    log-impl: org.apache.ibatis.logging.stdout.StdOutImpl
mybatis-plus:
  configuration:
    log-impl: org.apache.ibatis.logging.stdout.StdOutImpl

files:
  upload:
    path: D:/code/javacode/springboot/files/
#    path: /home/files/