---進行業務建表，這邊根據個人業務分析，不具體操作

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--加入mybatis plus? pom依賴 <!-- mybatis-plus 3.0.5--> <dependency><groupId>com.baomidou</groupId><artifactId>mybatis-plus-boot-starter</artifactId><version>3.0.5</version> </dependency> --模板引擎 <!-- freemarker模板引擎用于自定義模板，生成代碼--> <dependency><groupId>org.freemarker</groupId><artifactId>freemarker</artifactId><version>2.3.28</version> </dependency><!-- apache模板引擎 --> <dependency><groupId>org.apache.velocity</groupId><artifactId>velocity-engine-core</artifactId><version>2.0</version> </dependency>

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--在項目配置yml寫入數據源配置以及mapper對應實體entity的映射 # DataSource Config spring:datasource:driver-class-name: com.mysql.cj.jdbc.Driver #devurl: jdbc:mysql://your database ip and database name?autoReconnect=true&autoReconnectForPools=true&useUnicode=true&characterEncoding=utf8&useSSL=false&failOverReadOnly=false&tinyInt1isBit=false&serverTimezone=Asia/Shanghaiusername: your database userbamepassword: your database password#打印mybatis plus sql 日志輸出 mybatis-plus:configuration:log-impl: org.apache.ibatis.logging.stdout.StdOutImpldefault-statement-timeout: 120mapper-locations: classpath*:/mapper/**Mapper.xmltype-aliases-package: your project entity package location --代碼生成工具類 /*** @Author: xxxx* @Description: ${description}* @Date: 2020/9/15 11:19*/import com.baomidou.mybatisplus.core.exceptions.MybatisPlusException; import com.baomidou.mybatisplus.core.toolkit.StringPool; import com.baomidou.mybatisplus.generator.AutoGenerator; import com.baomidou.mybatisplus.generator.InjectionConfig; import com.baomidou.mybatisplus.generator.config.*; import com.baomidou.mybatisplus.generator.config.po.TableInfo; import com.baomidou.mybatisplus.generator.config.rules.NamingStrategy; import com.baomidou.mybatisplus.generator.engine.FreemarkerTemplateEngine; import org.apache.commons.lang3.StringUtils; import java.util.ArrayList; import java.util.List; import java.util.Scanner; public class CodeGenerator {/*** <p>* 讀取控制臺內容* </p>*/public static String scanner(String tip) {Scanner scanner = new Scanner(System.in);StringBuilder help = new StringBuilder();help.append("請輸入" + tip + "：");System.out.println(help.toString());if (scanner.hasNext()) {String ipt = scanner.next();if (StringUtils.isNotBlank(ipt)) {return ipt;}}throw new MybatisPlusException("請輸入正確的" + tip + "！");}public static void main(String[] args) {// 代碼生成器AutoGenerator mpg = new AutoGenerator();// 全局配置GlobalConfig gc = new GlobalConfig();String projectPath = System.getProperty("user.dir");gc.setOutputDir(projectPath + "/src/main/java");gc.setAuthor("xxxx");//是否打開輸出目錄gc.setOpen(false);//service命名方式gc.setServiceName("%sService");//service impl命名方式gc.setServiceImplName("%sServiceImpl");//自定義文件命名，注意 %s 會自動填充表實體屬性！gc.setMapperName("%sMapper");gc.setXmlName("%sMapper");gc.setFileOverride(true);gc.setActiveRecord(true);// XML 二級緩存gc.setEnableCache(false);// XML ResultMapgc.setBaseResultMap(true);// XML columnListgc.setBaseColumnList(false);//gc.setSwagger2(true); //實體屬性 Swagger2 注解mpg.setGlobalConfig(gc);// 數據源配置DataSourceConfig dsc = new DataSourceConfig();dsc.setUrl("jdbc:mysql://your database ip /database name?autoReconnect=true&autoReconnectForPools=true&useUnicode=true&characterEncoding=utf8&useSSL=false&failOverReadOnly=false&tinyInt1isBit=false&serverTimezone=Asia/Shanghai");dsc.setDriverName("com.mysql.cj.jdbc.Driver");dsc.setUsername("/your database username");dsc.setPassword("/your database password");mpg.setDataSource(dsc);// 包配置PackageConfig pc = new PackageConfig();pc.setParent("com.stdl.chargingpile");mpg.setPackageInfo(pc);// 自定義配置InjectionConfig cfg = new InjectionConfig() {@Overridepublic void initMap() {// to do nothing}};// 如果模板引擎是 freemarkerString templatePath = "/templates/mapper.xml.ftl";// 如果模板引擎是 velocity// String templatePath = "/templates/mapper.xml.vm";// 自定義輸出配置List<FileOutConfig> focList = new ArrayList<>();// 自定義配置會被優先輸出focList.add(new FileOutConfig(templatePath) {@Overridepublic String outputFile(TableInfo tableInfo) {// 自定義輸出文件名 ， 如果你 Entity 設置了前后綴、此處注意 xml 的名稱會跟著發生變化！！return projectPath + "/src/main/resources/mapper/"+ "/" + tableInfo.getEntityName() + "Mapper" + StringPool.DOT_XML;}});cfg.setFileOutConfigList(focList);mpg.setCfg(cfg);// 配置模板TemplateConfig templateConfig = new TemplateConfig();// 配置自定義輸出模板templateConfig.setXml(null);mpg.setTemplate(templateConfig);// 策略配置StrategyConfig strategy = new StrategyConfig();strategy.setNaming(NamingStrategy.underline_to_camel);strategy.setColumnNaming(NamingStrategy.underline_to_camel);strategy.setEntityLombokModel(true);strategy.setRestControllerStyle(true);// 公共父類//strategy.setSuperEntityColumns("id");strategy.setInclude(scanner("表名，多個英文逗號分割").split(","));strategy.setControllerMappingHyphenStyle(true);strategy.setTablePrefix(pc.getModuleName() + "_");mpg.setStrategy(strategy);mpg.setTemplateEngine(new FreemarkerTemplateEngine());mpg.execute();}}

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--啟動類上加上mapper掃描的位置，否則回拋出找不到mapper的異常 import org.mybatis.spring.annotation.MapperScan; import org.springframework.boot.CommandLineRunner; import org.springframework.boot.SpringApplication; import org.springframework.boot.autoconfigure.SpringBootApplication; import org.springframework.context.ApplicationContext; import org.springframework.context.annotation.Bean; import org.springframework.retry.annotation.EnableRetry;import java.util.Arrays;/*** @author xxx*/ @SpringBootApplication @MapperScan("your mapper interface package location") @EnableRetry public class ChargingPileApplication {public static void main(String[] args) {SpringApplication.run(ChargingPileApplication.class, args);//查看當前運行的線程名稱}@Beanpublic CommandLineRunner commandLineRunner(ApplicationContext ctx) {return args -> {String[] beanNames = ctx.getBeanDefinitionNames();Arrays.sort(beanNames);for (String beanName : args) {System.out.println(beanName);}};} }

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