mybatis-plus-generator代碼生成器

 

mybatis-plus-generator代碼生成器

 

代碼生成器所需依賴

 

<!-- 代碼生成器 -->
        <dependency>
            <groupId>com.baomidou</groupId>
            <artifactId>mybatis-plus-generator</artifactId>
            <version>3.5.0</version>
        </dependency>
<!-- 模板引擎 -->
        <dependency>
            <groupId>org.apache.velocity</groupId>
            <artifactId>velocity-engine-core</artifactId>
            <version>2.3</version>
        </dependency>

 

新建一個工具類

 

public class CodeGenerator {
    public static void main(String[] args) {
        // 數據源配置
        DataSourceConfig.Builder dataSourceConfigBuilder = new DataSourceConfig
                .Builder(
                "jdbc:mysql://localhost:3306/text",
                "root",
                "123456");//內部會自行判斷數據庫類型
        // 全局配置
        GlobalConfig.Builder globalConfigBuilder = new GlobalConfig.Builder();
        // 代碼生成目錄
        String projectPath = System.getProperty("user.dir");
        globalConfigBuilder.outputDir(projectPath + "/src/main/java");

        // 作者
        globalConfigBuilder.author("xiaocheng");
        // 結束時是否打開文件夾
        globalConfigBuilder.openDir(false);
        // 是否覆蓋舊的文件
        globalConfigBuilder.fileOverride();
        // 實體屬性Swagger2注解
        //globalConfigBuilder.enableSwagger();
        // 包配置，如模塊名、實體、mapper、service、controller等
        PackageConfig.Builder packageConfigBuilder = new PackageConfig.Builder();
        //packageConfigBuilder.moduleName("xiaocheng");
        packageConfigBuilder.parent("com.xiaocheng");
        packageConfigBuilder.entity("entity");
        packageConfigBuilder.mapper("mapper");
        packageConfigBuilder.service("service");
        //packageConfigBuilder.serviceImpl("serviceImpl");
        packageConfigBuilder.controller("controller");

        // 策略配置
        StrategyConfig.Builder strategyConfigBuilder = new StrategyConfig.Builder();
        // 設置需要映射的表名
        strategyConfigBuilder.addInclude("text","text1");//字符串數組，可以生成多個表

        // 下划線轉駝峰
        strategyConfigBuilder.entityBuilder().naming(NamingStrategy.underline_to_camel);
        strategyConfigBuilder.entityBuilder().columnNaming(NamingStrategy.underline_to_camel);
        // 去除前綴"t_"
        //strategyConfigBuilder.addTablePrefix("t_");

        // entity的Lombok
        strategyConfigBuilder.entityBuilder().enableLombok();

        // 邏輯刪除
        strategyConfigBuilder.entityBuilder().logicDeleteColumnName("deleted");
        strategyConfigBuilder.entityBuilder().logicDeletePropertyName("deleted");

        // 創建時間
        IFill gmtCreate = new Column("create_time", FieldFill.INSERT);
        // 更新時間
        IFill gmtModified = new Column("update_time", FieldFill.INSERT_UPDATE);
        strategyConfigBuilder.entityBuilder().addTableFills(gmtCreate, gmtModified);
        // 樂觀鎖
        //strategyConfigBuilder.entityBuilder().enableSerialVersionUID();
        //strategyConfigBuilder.entityBuilder().versionColumnName("version");
        //strategyConfigBuilder.entityBuilder().versionPropertyName("version");

        // 使用Restful風格的Controller
        strategyConfigBuilder.controllerBuilder().enableRestStyle();

        // 將請求地址轉換為駝峰命名，如 http://localhost:8080/hello_id_2
        strategyConfigBuilder.controllerBuilder().enableHyphenStyle();

        // 創建代碼生成器對象，加載配置
        AutoGenerator autoGenerator = new AutoGenerator(dataSourceConfigBuilder.build());
        autoGenerator.global(globalConfigBuilder.build());
        autoGenerator.packageInfo(packageConfigBuilder.build());
        autoGenerator.strategy(strategyConfigBuilder.build());

        // 執行
        autoGenerator.execute();
    }
}