• mybatis-plus-generator 模板生成代码


    maven:

     <dependencies>
            <dependency>
                <groupId>com.baomidou</groupId>
                <artifactId>mybatis-plus-generator</artifactId>
                <version>3.2.0</version>
            </dependency>
            <dependency>
                <groupId>org.freemarker</groupId>
                <artifactId>freemarker</artifactId>
                <version>2.3.29</version>
            </dependency>
            <dependency>
                <groupId>mysql</groupId>
                <artifactId>mysql-connector-java</artifactId>
                <version>5.1.48</version>
            </dependency>
            <dependency>
                <groupId>org.slf4j</groupId>
                <artifactId>slf4j-api</artifactId>
                <version>1.7.26</version>
            </dependency>
            <dependency>
                <groupId>org.slf4j</groupId>
                <artifactId>slf4j-log4j12</artifactId>
                <version>1.7.26</version>
            </dependency>
            <dependency>
                <groupId>log4j</groupId>
                <artifactId>log4j</artifactId>
                <version>1.2.17</version>
            </dependency>
        </dependencies>
    

    java(CodeGenerator):

    package com.youlan;
    
    import com.baomidou.mybatisplus.core.exceptions.MybatisPlusException;
    import com.baomidou.mybatisplus.core.toolkit.StringPool;
    import com.baomidou.mybatisplus.core.toolkit.StringUtils;
    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 java.util.ArrayList;
    import java.util.List;
    import java.util.Scanner;
    
    // 演示例子,执行 main 方法控制台输入模块表名回车自动生成对应项目目录中
    public class CodeGenerator {
    
        /**
         * <p>
         * 读取控制台内容
         * </p>
         */
        public static String scanner(String tip) {
            Scanner scanner = new Scanner(System.in);
            StringBuilder help = new StringBuilder();
            help.append("请输入" + tip + ":");
            System.out.println(help.toString());
            if (scanner.hasNext()) {
                String ipt = scanner.next();
                if (StringUtils.isNotEmpty(ipt)) {
                    return ipt;
                }
            }
            throw new MybatisPlusException("请输入正确的" + tip + "!");
        }
    
        public static void main(String[] args) {
    
    
            // 代码生成器
            AutoGenerator mpg = new AutoGenerator();
            mpg.setTemplateEngine(new FreemarkerTemplateEngine());
    
            // 全局配置
            GlobalConfig gc = new GlobalConfig();
            String projectPath = System.getProperty("user.dir");
            gc.setOutputDir(projectPath + "/src/main/java");
            gc.setAuthor("terry.qian");
            gc.setOpen(false);
            // gc.setSwagger2(true); 实体属性 Swagger2 注解
            mpg.setGlobalConfig(gc);
            gc.setEntityName("%sModel");
    
            // 数据源配置
            DataSourceConfig dsc = new DataSourceConfig();
            dsc.setUrl("jdbc:mysql://192.168.1.104:3306/freport?useUnicode=true&useSSL=false&characterEncoding=utf8");
            // dsc.setSchemaName("public");
            dsc.setDriverName("com.mysql.jdbc.Driver");
            dsc.setUsername("root");
            dsc.setPassword("root");
            mpg.setDataSource(dsc);
    
            // 包配置
            PackageConfig pc = new PackageConfig();
            pc.setModuleName(scanner("模块名"));
            pc.setParent("com.baomidou.ant");
            mpg.setPackageInfo(pc);
    
            // 自定义配置
            InjectionConfig cfg = new InjectionConfig() {
                @Override
                public void initMap() {
                    // to do nothing
                }
            };
    
            // 如果模板引擎是 freemarker
            String templatePath = "/templates/mapper.xml.ftl";
            // 如果模板引擎是 velocity
            // String templatePath = "/templates/mapper.xml.vm";
    
            // 自定义输出配置
            List<FileOutConfig> focList = new ArrayList<>();
            // 自定义配置会被优先输出
            focList.add(new FileOutConfig(templatePath) {
                @Override
                public String outputFile(TableInfo tableInfo) {
                    // 自定义输出文件名 , 如果你 Entity 设置了前后缀、此处注意 xml 的名称会跟着发生变化!!
                    return projectPath + "/src/main/resources/mapper/" + pc.getModuleName()
                            + "/" + tableInfo.getEntityName() + "Mapper" + StringPool.DOT_XML;
                }
            });
            /*
            cfg.setFileCreate(new IFileCreate() {
                @Override
                public boolean isCreate(ConfigBuilder configBuilder, FileType fileType, String filePath) {
                    // 判断自定义文件夹是否需要创建
                    checkDir("调用默认方法创建的目录");
                    return false;
                }
            });
            */
            cfg.setFileOutConfigList(focList);
            mpg.setCfg(cfg);
    
            // 配置模板
            TemplateConfig templateConfig = new TemplateConfig();
    
            // 配置自定义输出模板
            //指定自定义模板路径,注意不要带上.ftl/.vm, 会根据使用的模板引擎自动识别
            // templateConfig.setEntity("templates/entity2.java");
            // templateConfig.setService();
            // templateConfig.setController();
    
            templateConfig.setEntity("templates/custommodel");
            mpg.setTemplate(templateConfig);
    
            // 策略配置
            StrategyConfig strategy = new StrategyConfig();
            strategy.setNaming(NamingStrategy.underline_to_camel);
            strategy.setColumnNaming(NamingStrategy.underline_to_camel);
            strategy.setSuperEntityClass("com.deloitte.freport.dbase.IEntity");
            strategy.setEntityLombokModel(true);
            strategy.setRestControllerStyle(true);
    
            // 公共父类
            strategy.setSuperControllerClass("com.baomidou.ant.common.BaseController");
            // 写于父类中的公共字段
            strategy.setSuperEntityColumns("id");
            strategy.setInclude(scanner("表名,多个英文逗号分割").split(","));
            strategy.setControllerMappingHyphenStyle(true);
            strategy.setTablePrefix(pc.getModuleName() + "_");
            mpg.setStrategy(strategy);
            mpg.setTemplateEngine(new FreemarkerTemplateEngine());
            mpg.execute();
        }
    
    }

    freemarker(custommodel.ftl):

    package ${package.Entity};
    
    import lombok.AllArgsConstructor;
    import lombok.Builder;
    import lombok.NoArgsConstructor;
    import java.util.Date;
    import com.deloitte.freport.annotation.QuotaCodeAnn
    import com.deloitte.freport.enums.QuotaEnum;
    <#assign xxx = ["mi_business_type_l3","mi_business_type_l2","sub_channel_l2","distribution_channel_l3","distribution_channel_l2","insurance_type_l3","insurance_type_l2","type","product_type","business_type_l3","business_type_l2","business_type_l4","higher_product_level","medical_insurance_type","business_type_l3","create_time","last_changed","settled_time","status", "org_type", "org","business_type_merge","insurance_type_l4","business_type_merge"]/>
    
    <#list table.importPackages as pkg>
    import ${pkg};
    </#list>
    <#if entityLombokModel>
    
    import lombok.Data;
    import lombok.EqualsAndHashCode;
    import lombok.experimental.Accessors;
    </#if>
    
    /**
     * <p>
     * <#if table.comment??>${table.comment}</#if>
     * </p>
     *
     * @table ${table.name}
     * @author ${author}
     * @since ${date}
     */
    <#if entityLombokModel>
    @Data
    @Builder
    @AllArgsConstructor
    @NoArgsConstructor
    </#if>
    <#if superEntityClass??>
    public class ${entity} implements ${superEntityClass}<#if activeRecord><${entity}></#if> {
    <#elseif activeRecord>
    public class ${entity} extends Model<${entity}> {
    <#else>
    public class ${entity} implements Serializable {
    </#if>
    
        private static final long serialVersionUID = 1L;
    <#-- ----------  BEGIN 字段循环遍历  ---------->
    <#list table.fields as field>
    <#if field.keyFlag>
    <#assign keyPropertyName="${field.propertyName}"/>
    </#if>
    
    <#if field.comment!?length gt 0>
        /**
         * ${field.comment}
         */
    </#if>
    <#if field.keyFlag>
    <#-- 主键 -->
    <#if field.keyIdentityFlag>
        @TableId(value = "${field.name}", type = IdType.AUTO)
    <#elseif idType??>
        @TableId(value = "${field.name}", type = IdType.${idType})
    <#elseif field.convert>
        @TableId("${field.name}")
    </#if>
    <#-- 普通字段 -->
    <#elseif field.fill??>
    <#-- -----   存在字段填充设置   ----->
    <#if field.convert>
        @TableField(value = "${field.name}", fill = FieldFill.${field.fill})
    <#else>
        @TableField(fill = FieldFill.${field.fill})
    </#if>
    <#elseif field.convert>
        @TableField("${field.name}")
    </#if>
    <#-- 乐观锁注解 -->
    <#if versionFieldName!"" == field.name>
        @Version
    </#if>
    <#-- 逻辑删除注解 -->
    <#if logicDeleteFieldName!"" == field.name>
        @TableLogic
    </#if>
    <#if xxx?seq_contains(field.name)>
        @Column(column = "${field.name}")
        private ${field.propertyType} ${field.propertyName};
    <#else>
        @Column(column = "${field.name}")
        @QuotaCodeAnn(codeEnum = QuotaEnum.${field.name})
        private ${field.propertyType} ${field.propertyName};
    </#if>
    </#list>
    <#------------  END 字段循环遍历  ---------->
    
    <#if !entityLombokModel>
    <#list table.fields as field>
    <#if field.propertyType == "boolean">
        <#assign getprefix="is"/>
    <#else>
        <#assign getprefix="get"/>
    </#if>
        public ${field.propertyType} ${getprefix}${field.capitalName}() {
            return ${field.propertyName};
        }
    
    <#if entityBuilderModel>
        public ${entity} set${field.capitalName}(${field.propertyType} ${field.propertyName}) {
    <#else>
        public void set${field.capitalName}(${field.propertyType} ${field.propertyName}) {
    </#if>
            this.${field.propertyName} = ${field.propertyName};
    <#if entityBuilderModel>
            return this;
    </#if>
        }
    </#list>
    </#if>
    
    <#if entityColumnConstant>
    <#list table.fields as field>
        public static final String ${field.name?upper_case} = "${field.name}";
    
    </#list>
    </#if>
    <#if activeRecord>
        @Override
        protected Serializable pkVal() {
    <#if keyPropertyName??>
            return this.${keyPropertyName};
    <#else>
            return this.id;
    </#if>
        }
    
    </#if>
    <#if !entityLombokModel>
        @Override
        public String toString() {
            return "${entity}{" +
    <#list table.fields as field>
    <#if field_index==0>
            "${field.propertyName}=" + ${field.propertyName} +
    <#else>
            ", ${field.propertyName}=" + ${field.propertyName} +
    </#if>
    </#list>
            "}";
        }
    </#if>
    }
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  • 原文地址:https://www.cnblogs.com/yako/p/11505013.html
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