Code Generator Configuration

// Use FastAutoGenerator to quickly configure the code generator
FastAutoGenerator.create("jdbc:mysql://localhost:3306/mybatis_plus?serverTimezone=GMT%2B8", "root", "password")
    .globalConfig(builder -> {
        builder.author("Your Name") // Set author name
            .outputDir("src/main/java"); // Output directory
    })
    .packageConfig(builder -> {
        builder.parent("com.example") // Set parent package name
            .entity("model") // Set entity class package name
            .mapper("dao") // Set Mapper interface package name
            .service("service") // Set Service interface package name
            .serviceImpl("service.impl") // Set Service implementation class package name
            .xml("mappers"); // Set Mapper XML file package name
    })
    .strategyConfig(builder -> {
        builder.addInclude("table1", "table2") // Set table names to generate
            .entityBuilder()
            .enableLombok() // Enable Lombok
            .enableTableFieldAnnotation() // Enable field annotations
            .controllerBuilder()
            .enableRestStyle(); // Enable REST style
    })
    .templateEngine(new FreemarkerTemplateEngine()) // Use Freemarker template engine
    .execute(); // Execute generation

DataSourceConfig dataSourceConfig = new DataSourceConfig.Builder("jdbc:mysql://127.0.0.1:3306/mybatis-plus", "root", "123456").build();

// Use SQL query method for code generation. This is the legacy approach with limited universality. Existing code can continue using it, but adapting to different databases requires extending dbQuery and typeConvert. This method will not be maintained in the future.
DataSourceConfig dataSourceConfig = new DataSourceConfig.Builder("jdbc:mysql://127.0.0.1:3306/mybatis-plus", "root", "123456")
    .dbQuery(new MySqlQuery())
    .schema("mybatis-plus")
    .typeConvert(new MySqlTypeConvert())
    .keyWordsHandler(new MySqlKeyWordsHandler())
    .databaseQueryClass(SQLQuery.class)
    .build();

// Use metadata query method for code generation. By default, it adapts Java types based on jdbcType. You can use typeConvertHandler to convert the type mappings you need.
DataSourceConfig dataSourceConfig = new DataSourceConfig.Builder("jdbc:mysql://127.0.0.1:3306/mybatis-plus", "root", "123456")
    .schema("mybatis-plus")
    .keyWordsHandler(new MySqlKeyWordsHandler())
    .build();

GlobalConfig globalConfig = new GlobalConfig.Builder()
    .disableOpenDir(false) // Allow automatic opening of the output directory
    .outputDir("/path/to/output") // Set the output directory
    .author("Your Name") // Set the author name
    .enableKotlin(true) // Enable Kotlin mode
    .enableSwagger(true) // Enable Swagger mode
    .dateType(DateType.ONLY_DATE) // Set the date type strategy
    .commentDate("yyyy-MM-dd") // Set the comment date format
    .build();

PackageConfig packageConfig = new PackageConfig.Builder()
    .parent("com.example") // Set parent package name
    .moduleName("myapp") // Set parent module name
    .entity("model") // Set Entity package name
    .service("service") // Set Service package name
    .serviceImpl("service.impl") // Set Service Impl package name
    .mapper("dao") // Set Mapper package name
    .xml("mappers") // Set Mapper XML package name
    .controller("controller") // Set Controller package name
    .pathInfo(Collections.singletonMap(OutputFile.mapperXml, "/path/to/xml")) // Set path configuration information
    .build();

// Example configuration before version 3.5.6
TemplateConfig templateConfig = new TemplateConfig.Builder()
    .disable(TemplateType.ENTITY)
    .entity("/templates/entity.java")
    .service("/templates/service.java")
    .serviceImpl("/templates/serviceImpl.java")
    .mapper("/templates/mapper.java")
    .mapperXml("/templates/mapper.xml")
    .controller("/templates/controller.java")
    .build();

// Example configuration after version 3.5.6
StrategyConfig strategyConfig = new StrategyConfig.Builder()
    .entityBuilder()
    .javaTemplate("/templates/entity.java") // Set entity class template
    .disable() // Disable entity class generation
    .serviceBuilder()
    .disableService() // Disable Service layer generation
    .serviceTemplate("/templates/service.java") // Set Service template
    .serviceImplTemplate("/templates/serviceImpl.java") // Set ServiceImpl template
    .build();

InjectionConfig injectionConfig = new InjectionConfig.Builder()
    .beforeOutputFile((tableInfo, objectMap) -> {
        System.out.println("Preparing to generate file: " + tableInfo.getEntityName());
        // You can add custom logic here, such as modifying configurations in objectMap
    })
    .customMap(Collections.singletonMap("projectName", "MyBatis-Plus Generator"))
    .customFile(Collections.singletonMap("custom.txt", "/templates/custom.vm"))
    .build();

StrategyConfig strategyConfig = new StrategyConfig.Builder()
    .enableCapitalMode() // Enable uppercase naming
    .enableSkipView() // Enable view skipping
    .disableSqlFilter() // Disable SQL filtering
    .likeTable(new LikeTable("USER")) // Fuzzy match table names
    .addInclude("t_simple") // Add table matching
    .addTablePrefix("t_", "c_") // Add table prefix filtering
    .addFieldSuffix("_flag") // Add field suffix filtering
    .build();

StrategyConfig strategyConfig = new StrategyConfig.Builder()
    .entityBuilder()
    .superClass(BaseEntity.class)
    .disableSerialVersionUID()
    .enableChainModel()
    .enableLombok()
    .enableRemoveIsPrefix()
    .enableTableFieldAnnotation()
    .enableActiveRecord()
    .versionColumnName("version")
    .logicDeleteColumnName("deleted")
    .naming(NamingStrategy.no_change)
    .columnNaming(NamingStrategy.underline_to_camel)
    .addSuperEntityColumns("id", "created_by", "created_time", "updated_by", "updated_time")
    .addIgnoreColumns("age")
    .addTableFills(new Column("create_time", FieldFill.INSERT))
    .addTableFills(new Property("updateTime", FieldFill.INSERT_UPDATE))
    .idType(IdType.AUTO)
    .formatFileName("%sEntity")
    .build();

StrategyConfig strategyConfig = new StrategyConfig.Builder()
    .controllerBuilder()
    .superClass(BaseController.class)
    .enableHyphenStyle()
    .enableRestStyle()
    .formatFileName("%sAction")
    .build();

StrategyConfig strategyConfig = new StrategyConfig.Builder()
    .serviceBuilder()
    .superServiceClass(BaseService.class)
    .superServiceImplClass(BaseServiceImpl.class)
    .formatServiceFileName("%sService")
    .formatServiceImplFileName("%sServiceImp")
    .build();

StrategyConfig strategyConfig = new StrategyConfig.Builder()
    .mapperBuilder()
    .superClass(BaseMapper.class)
    .enableMapperAnnotation()
    .enableBaseResultMap()
    .enableBaseColumnList()
    .cache(MyMapperCache.class)
    .formatMapperFileName("%sDao")
    .formatXmlFileName("%sXml")
    .build();

FastAutoGenerator.create(url, username, password)
    .globalConfig(builder -> {
        builder.author("abc") // Set author
            .enableSwagger() // Enable swagger mode
            .disableOpenDir() // Disable opening output directory
            .outputDir(finalProjectPath + "/src/main/java"); // Specify output directory
    })
    .packageConfig(builder -> {
        builder.parent("com.baomidou.mybatisplus.samples") // Set parent package name
            .moduleName("test") // Set parent package module name
            .entity("model.entity") // Set entity class package name
            .pathInfo(Collections.singletonMap(OutputFile.xml, finalProjectPath + "/src/main/resources/mapper")); // Set Mapper XML file generation path
    })
     .injectionConfig(injectConfig -> {
                Map<String,Object> customMap = new HashMap<>();
                customMap.put("abc","1234");
                injectConfig.customMap(customMap); // Inject custom attributes
                injectConfig.customFile(new CustomFile.Builder()
                    .fileName("entityDTO.java") // File name
                    .templatePath("templates/entityDTO.java.ftl") // Specify template path
                    .packageName("dto") // Package name. Starting from version 3.5.10, you can get the full custom package path through the package. Lower versions cannot obtain this. Example: package.entityDTO
                    .build());
      })
    .templateEngine(new FreemarkerTemplateEngine())
    .execute(); // Execute generation