在springmvc中注入服务时用@Service 当有两个实现类时都标明@Service后则会出现异常: nested exception is org.springframework.beans.factory.NoUniqueBeanDefinitionException: No qualifying bean of type [com.james.dao.impl.BaseDao] is defined: expected single matching bean but found 2…

一.异常 org.springframework.beans.factory.NoUniqueBeanDefinitionException: No qualifying bean of type 'javax.sql.DataSource' available: expected single matching bean but found 2: masterDataSource,slaveDataSource 二.场景分析 看异常提示这个类型”javax.sql.DataSource“的be…

环境为Spring + Spring mvc + mybatis:其中Spring版本为4.1.4 spring配置文件: <?xml version="1.0" encoding="UTF-8"?> <beans xmlns="http://www.springframework.org/schema/beans" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instanc…

手动获取容器对象时,报no qualifying bean of type is defined, 经过调查,发现手动获取的时候,该类所在的包必须经过spring容器初始化. 1.SpringConfigHolder 代码,添加@Component进行ioc package com.xxxxxxx.utils.holder; import org.springframework.beans.BeansException; import org.springframework.context.Ap…

nested exception is org.springframework.beans.factory.NoSuchBeanDefinitionException: No qualifying bean of type [com.icap.common.system.service.SysUserService] found for dependency: expected at least 1 bean which qualifies as autowire candidate for t…

首先,不要慌,出现这个问题肯定是某一个配置注解没写上.. 无非就几个地方: 1.控制层是否添加@Controller or 需要pring管理的类是否添加@Component 2.DAO层是否添加@Repository 3.Service层是否添加@Service 不确定的情况下可以@Service("BeanName") 是否引用DAO层的时候未添加@Resource (我喜欢用 @Resource注解在字段上,且这个注解是属于J2EE的,减少了与spring的耦合.最重要的这样代码…

1. Overview In this article, we are discussing the Springorg.springframework.beans.factory.NoSuchBeanDefinitionException – this is a common exception thrown by the BeanFactory when trying to resolve a bean that simply isn’t defined in the Spring Cont…

做一个小项目,因为有 baseService,所以偷懒就没有写单独的每个xxService接口,直接写的xxServiceImpl,结果在service实现类中注入Mapper的时候,用的 @Autowired, 结果,junit一启动,就报错误:Java.lang.illegalStateException:Failed to load ApplicationContext 具体是在 创建bean的时候报:No qualifying bean of type 'xxx.xxMapper' ab…

NoSuchBeanDefinitionException: No qualifying bean of type 其实我至今都不知道错误的根源在哪里,<context:component-scan base-package="com.atguigu.springmvc"></context:component-scan>也没有写错,但就是无法自动注入,自动注入失败. 我重启myeclipse,TM居然不报错了,真实日了狗了!…

报错如下: NoSuchBeanDefinitionException:No qualifying bean of type   found for dependency: expected at least 1 bean which qualifies as autowire candidate for this dependency. 错误原因:bean注入失败 解决方法: 1.在配置文件中启动注解功能<mvc:annotation-driven/> 2.在配置文件中添加扫描目录<c…