ThreeGamesBackEnd/base/src/main/java/com/api/base/config/MybatisConfigurer.java

package com.api.base.config;

import com.github.pagehelper.PageInterceptor;
import org.apache.ibatis.plugin.Interceptor;
import org.apache.ibatis.session.SqlSessionFactory;
import org.mybatis.spring.SqlSessionFactoryBean;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.core.io.support.PathMatchingResourcePatternResolver;
import org.springframework.core.io.support.ResourcePatternResolver;
import tk.mybatis.spring.mapper.MapperScannerConfigurer;

import javax.sql.DataSource;
import java.util.Properties;

import static com.api.base.config.ProjectConstant.*;


/**
 * Mybatis & Mapper & PageHelper 配置
 */
@Configuration
public class MybatisConfigurer {

    Logger logger = LoggerFactory.getLogger(this.getClass());

    @Bean
    public SqlSessionFactory sqlSessionFactoryBean(DataSource dataSource) throws Exception {
        SqlSessionFactoryBean factory = new SqlSessionFactoryBean();
        org.apache.ibatis.session.Configuration configuration =new org.apache.ibatis.session.Configuration();
        configuration.setCallSettersOnNulls(true);

        factory.setDataSource(dataSource);
        factory.setConfiguration(configuration);
        factory.setTypeAliasesPackage(MODEL_PACKAGE);

        //配置分页插件，详情请查阅官方文档
        PageInterceptor pageInterceptor = new PageInterceptor();
        Properties properties = new Properties();
        pageInterceptor.setProperties(properties);


        //添加插件
        factory.setPlugins(new Interceptor[]{pageInterceptor});

        //添加XML目录
        ResourcePatternResolver resolver = new PathMatchingResourcePatternResolver();
        factory.setMapperLocations(resolver.getResources("classpath*:com/api/**/mapper/*.xml"));
        return factory.getObject();
    }

    @Bean
    public MapperScannerConfigurer mapperScannerConfigurer() {
        MapperScannerConfigurer mapperScannerConfigurer = new MapperScannerConfigurer();
        mapperScannerConfigurer.setSqlSessionFactoryBeanName("sqlSessionFactoryBean");
        mapperScannerConfigurer.setBasePackage(MAPPER_PACKAGE);
        //配置通用Mapper，详情请查阅官方文档
        Properties properties = new Properties();
        properties.setProperty("mappers", MAPPER_INTERFACE_REFERENCE);
        properties.setProperty("notEmpty", "false");//insert、update是否判断字符串类型!='' 即 test="str != null"表达式内是否追加 and str != ''
        properties.setProperty("IDENTITY", "MYSQL");
        mapperScannerConfigurer.setProperties(properties);
        return mapperScannerConfigurer;
    }

}