学做毕设 2022 第五讲 springboot配置

Spring Boot与MyBatis整合配置及简单应用

原创已于 2022-02-23 19:12:31 修改 · 264 阅读

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#spring boot #阿里云 #mysql

于 2022-02-21 09:42:21 首次发布

这是一个关于Spring Boot应用的配置和简单示例。项目使用了Spring Boot 2.5.9版本，引入了Spring Boot Starter Web和MyBatis-Spring Boot Starter 2.2.2来实现Web服务和数据库操作。数据库连接采用MySQL，配置了数据源的相关参数。此外，还使用了Lombok进行代码简化。在主类中定义了一个简单的RESTful API，返回'ok'。

POM.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.yinming</groupId>
    <artifactId>sprintboot</artifactId>
    <version>0.0.1-SNAPSHOT</version>
    <name>sprintboot</name>
    <description>sprintboot</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>
        <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>


    <repositories>
        <repository>
            <id>nexus-aliyun</id>
            <name>nexus-aliyun</name>
            <url>http://maven.aliyun.com/nexus/content/groups/public/</url>
            <releases>
                <enabled>true</enabled>
            </releases>
            <snapshots>
                <enabled>false</enabled>
            </snapshots>
        </repository>
    </repositories>

    <pluginRepositories>
        <pluginRepository>
            <id>public</id>
            <name>aliyun nexus</name>
            <url>http://maven.aliyun.com/nexus/content/groups/public/</url>
            <releases>
                <enabled>true</enabled>
            </releases>
            <snapshots>
                <enabled>false</enabled>
            </snapshots>
        </pluginRepository>
    </pluginRepositories>
</project>

springApplication

package com.yinming.sprintboot;

import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RestController;

@RestController
@SpringBootApplication
public class SprintbootApplication {

    public static void main(String[] args) {
        SpringApplication.run(SprintbootApplication.class, args);
    }
    @GetMapping("/")
    public String index()
    {
        return "ok";
    }

}

Application.properties

server.port=9090
spring.datasource.url = jdbc:mysql://localhost:3306/yinming?serverTimezone=GMT%2b8
spring.datasource.username = root
spring.datasource.password = 123456
spring.datasource.driver-class-name= com.mysql.cj.jdbc.Driver
spring.datasource.max-idle=8
spring.datasource.min-idle=8
spring.datasource.initial-size=10

Application.yml
  port: 9090
spring:
  datasource:
        driver-class-name: com.mysql.cj.jdbc.Driver
        url: jdbc:mysql://localhost:3306/yinming?serverTimezone=GMT%2b8
        username: root
        password: 123456
        max-idle: 8
        min-idle: 8
        initial-size: 10