问题描述

     入坑springcloud的时候，启动报错,提示 Caused by: java.lang.IllegalArgumentException: Property 'sqlSessionFactory' or 'sqlSessionTemplate' are required,如下图:

问题分析

     springboot启动方法上面的包名注解写法有误,就会造成以上错误如下所示的错误写法:

解决办法

     正确的写法应该是:

import org.mybatis.spring.annotation.MapperScan;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.cloud.client.discovery.EnableDiscoveryClient;
import org.springframework.context.annotation.ComponentScan;

@SpringBootApplication
@ComponentScan(basePackages = {"com.microblog.mapper"})
public class BackendBlogApplication {

    public static void main(String[] args) {
        SpringApplication.run(BackendBlogApplication.class, args);
    }
}

即:

通过以上修正问题即可得到解决