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  • 【Spring】Spring配置2022-01-26 21:05:52

    一、Spring开发步骤 (1)在 pom.xml 中引入Spring相关依赖 <dependency> <groupId>org.springframework</groupId> <artifactId>spring-context</artifactId> <version>5.3.15</version> </dependency> (2)创建Bean public class UserDaoI

  • Spring-Bean(二)2021-11-25 18:01:11

    环境在spring-Bean(一)的配置下 https://www.cnblogs.com/doubleconquer/p/15603706.html 来查看ApplicationContext的执行顺序 默认是无参构造 修改实现类(添加一个接口) public class UserDaoImpl implements UserDao { public UserDaoImpl() { System.out.println(

  • Exception encountered during context initialization - cancelling refresh attempt: org.springframewor2021-10-19 12:03:10

    警告: Exception encountered during context initialization - cancelling refresh attempt: org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'userDaoImpl' defined in file [D:\dev\idea\spring-02-AOP1\out\produ

  • Spring整合MyBatis2021-05-14 22:01:02

    spring-dao.xml <?xml version="1.0" encoding="UTF-8"?> <beans xmlns="http://www.springframework.org/schema/beans" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="

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