springboot+mybatis-plus集成

MybatisSqlSessionFactoryBean配置
package com.demo;

import javax.sql.DataSource;

import org.apache.ibatis.mapping.DatabaseIdProvider;
import org.apache.ibatis.plugin.Interceptor;
import org.mybatis.spring.boot.autoconfigure.MybatisProperties;
import org.mybatis.spring.boot.autoconfigure.SpringBootVFS;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.core.io.DefaultResourceLoader;
import org.springframework.core.io.ResourceLoader;
import org.springframework.util.ObjectUtils;
import org.springframework.util.StringUtils;

import com.baomidou.mybatisplus.MybatisConfiguration;
import com.baomidou.mybatisplus.MybatisXMLLanguageDriver;
import com.baomidou.mybatisplus.plugins.PaginationInterceptor;
import com.baomidou.mybatisplus.spring.MybatisSqlSessionFactoryBean;

@Configuration
public class MybatisPlusConfig {
    @Autowired
    private DataSource dataSource;
 
    @Autowired
    private MybatisProperties properties;
 
    @Autowired
    private ResourceLoader resourceLoader = new DefaultResourceLoader();
 
    @Autowired(required = false)
    private Interceptor[] interceptors;
 
    @Autowired(required = false)
    private DatabaseIdProvider databaseIdProvider;
 
    /**
     *   mybatis-plus分页插件
     */
    @Bean
    public PaginationInterceptor paginationInterceptor() {
        PaginationInterceptor page = new PaginationInterceptor();
        page.setDialectType("mysql");
        return page;
    }
    /**
     * 这里全部使用mybatis-autoconfigure 已经自动加载的资源。不手动指定
     * 配置文件和mybatis-boot的配置文件同步
     * @return
     */
    @Bean
    public MybatisSqlSessionFactoryBean mybatisSqlSessionFactoryBean() {
        MybatisSqlSessionFactoryBean mybatisPlus = new MybatisSqlSessionFactoryBean();
        mybatisPlus.setDataSource(dataSource);
        mybatisPlus.setVfs(SpringBootVFS.class);
        if (StringUtils.hasText(this.properties.getConfigLocation())) {
            mybatisPlus.setConfigLocation(this.resourceLoader.getResource(this.properties.getConfigLocation()));
        }
        mybatisPlus.setConfiguration(properties.getConfiguration());
        if (!ObjectUtils.isEmpty(this.interceptors)) {
            mybatisPlus.setPlugins(this.interceptors);
        }
        MybatisConfiguration mc = new MybatisConfiguration();
        mc.setDefaultScriptingLanguage(MybatisXMLLanguageDriver.class);
        mybatisPlus.setConfiguration(mc);
        if (this.databaseIdProvider != null) {
            mybatisPlus.setDatabaseIdProvider(this.databaseIdProvider);
        }
        if (StringUtils.hasLength(this.properties.getTypeAliasesPackage())) {
            mybatisPlus.setTypeAliasesPackage(this.properties.getTypeAliasesPackage());
        }
        if (StringUtils.hasLength(this.properties.getTypeHandlersPackage())) {
            mybatisPlus.setTypeHandlersPackage(this.properties.getTypeHandlersPackage());
        }
        if (!ObjectUtils.isEmpty(this.properties.resolveMapperLocations())) {
            mybatisPlus.setMapperLocations(this.properties.resolveMapperLocations());
        }
        return mybatisPlus;
    }
}
启动类
package com.demo;

import org.mybatis.spring.annotation.MapperScan;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;

@MapperScan("com.demo.user.mapper")
@SpringBootApplication
public class Application {

	public static void main(String[] args) {
		// TODO Auto-generated method stub

		SpringApplication.run(Application.class,args);
	}

}
mybatis-plus代码生成器配置
package com.demo.common;

import java.util.HashMap;
import java.util.List;
import java.util.ArrayList;
import java.util.Map;

import com.baomidou.mybatisplus.generator.AutoGenerator;
import com.baomidou.mybatisplus.generator.InjectionConfig;
import com.baomidou.mybatisplus.generator.config.DataSourceConfig;
import com.baomidou.mybatisplus.generator.config.GlobalConfig;
import com.baomidou.mybatisplus.generator.config.PackageConfig;
import com.baomidou.mybatisplus.generator.config.StrategyConfig;
import com.baomidou.mybatisplus.generator.config.po.TableInfo;
import com.baomidou.mybatisplus.generator.config.rules.DbType;
import com.baomidou.mybatisplus.generator.config.rules.NamingStrategy;

/**
 * 

* 代码生成器演示 *

*/ public class MpGenerator { /** *

* MySQL 生成演示 *

*/ public static void main(String[] args) { AutoGenerator mpg = new AutoGenerator(); // 全局配置 GlobalConfig gc = new GlobalConfig(); gc.setOutputDir("D:\\workspace\\mybatis-plus\\src\\main\\java"); gc.setFileOverride(true); gc.setActiveRecord(true); gc.setEnableCache(false);// XML 二级缓存 gc.setBaseResultMap(true);// XML ResultMap gc.setBaseColumnList(false);// XML columList gc.setAuthor("chenshuang"); // 自定义文件命名，注意 %s 会自动填充表实体属性！ gc.setMapperName("%sDao"); gc.setXmlName("%sDao"); gc.setServiceName("%sService"); gc.setServiceImplName("%sServiceImpl"); gc.setControllerName("%sController"); mpg.setGlobalConfig(gc); // 数据源配置 DataSourceConfig dsc = new DataSourceConfig(); dsc.setDbType(DbType.MYSQL); dsc.setDriverName("com.mysql.jdbc.Driver"); dsc.setUsername("root"); dsc.setPassword("root"); dsc.setUrl("jdbc:mysql://127.0.0.1:3306/demo?characterEncoding=utf8"); mpg.setDataSource(dsc); // 策略配置 StrategyConfig strategy = new StrategyConfig(); //strategy.setTablePrefix("t_");// 此处可以修改为您的表前缀 strategy.setNaming(NamingStrategy.underline_to_camel);// 表名生成策略 strategy.setInclude(new String[] { "t_user" }); // 需要生成的表 // strategy.setExclude(new String[]{"user"}); // 排除生成的表 // 字段名生成策略 strategy.setFieldNaming(NamingStrategy.underline_to_camel); // 自定义实体父类 // strategy.setSuperEntityClass("com.baomidou.demo.TestEntity"); // 自定义实体，公共字段 // strategy.setSuperEntityColumns(new String[] { "test_id", "age" }); // 自定义 mapper 父类 //strategy.setSuperMapperClass("com.demo.dao.UserMapper"); // 自定义 service 父类 //strategy.setSuperServiceClass("com.demo.service.UserService"); // 自定义 service 实现类父类 //strategy.setSuperServiceImplClass("com.demo.service.impl.UserServiceImpl"); // 自定义 controller 父类 //strategy.setSuperControllerClass("com.demo.controller.UserController"); // 【实体】是否生成字段常量（默认 false） // public static final String ID = "test_id"; // strategy.setEntityColumnConstant(true); // 【实体】是否为构建者模型（默认 false） // public User setName(String name) {this.name = name; return this;} // strategy.setEntityBuliderModel(true); mpg.setStrategy(strategy); // 包配置 PackageConfig pc = new PackageConfig(); pc.setParent("com.demo"); pc.setModuleName("user"); mpg.setPackageInfo(pc); // 注入自定义配置，可以在 VM 中使用 cfg.abc 设置的值 InjectionConfig cfg = new InjectionConfig() { @Override public void initMap() { Map map = new HashMap(); map.put("abc", this.getConfig().getGlobalConfig().getAuthor() + "-mp"); this.setMap(map); } }; mpg.setCfg(cfg); // 自定义模板配置 // TemplateConfig tc = new TemplateConfig(); // tc.setController("..."); // tc.setEntity("..."); // tc.setMapper("..."); // tc.setXml("..."); // tc.setService("..."); // tc.setServiceImpl("..."); // mpg.setTemplate(tc); // 执行生成 mpg.execute(); // 打印注入设置 System.err.println(mpg.getCfg().getMap().get("abc")); } } application.properties配置 #view spring.mvc.view.prefix=/WEB-INF/view/ spring.mvc.view.suffix=.jsp # jdbc_config spring.datasource.url=jdbc:mysql://127.0.0.1:3306/demo?characterEncoding=utf8 spring.datasource.username=root spring.datasource.password=root spring.datasource.driver-class-name=com.mysql.jdbc.Driver spring.datasource.type=com.alibaba.druid.pool.DruidDataSource #druid_config spring.datasource.max-active: 20 spring.datasource.initial-size: 1 spring.datasource.min-idle: 3 spring.datasource.max-wait: 60000 spring.datasource.time-between-eviction-runs-millis: 60000 spring.datasource.min-evictable-idle-time-millis: 300000 spring.datasource.test-while-idle: true spring.datasource.test-on-borrow: false spring.datasource.test-on-return: false spring.datasource.poolPreparedStatements: true # mybatis_config mybatis.mapper-locations=classpath:com/demo/user/mapper/xml/*.xml mybatis.typeAliasesPackage=com.demo.user.entity # log_config DEBUG ERROR INFO WARN logging.level.root=DEBUG,ERROR,INFO,WARN logging.file=./logs/spring-boot-logging.log