spring boot 启动类一定要放置到包的根目录下,也就是和所有包含java文件的包在同一级目录.将会将同一目录下的包扫描成bean. 如果不放置在根目录下,将会提示 no mybatis mapper was found 2017-11-28 10:30:12.048 WARN 3852 --- [ main] o.m.s.mapper.ClassPathMapperScanner : No MyBatis mapper was found in '[com
我们知道如果我们要在一个类使用spring提供的bean对象,我们需要把这个类注入到spring容器中,交给spring容器进行管理,但是在实际当中,我们往往会碰到在一个普通的Java类中,想直接使用spring提供的其他对象或者说有一些不需要交给spring管理,但是需要用到spring里的一些对象.如果这是spring框架的独立应用程序,我们通过 ApplicationContext ac = new FileSystemXmlApplicationContext("applicationC
Spring boot is really good for Dependencies injection by using Autowiring. Each class instancse in spring boot is called 'Bean', we can use 'Bean' to help us to simplfy the task. Fro example we have main class: @SpringBootApplication public class In2
Spring Boot 概述 Build Anything with Spring Boot:Spring Boot is the starting point for building all Spring-based applications. Spring Boot is designed to get you up and running as quickly as possible, with minimal upfront configuration of Spring. 上面是引自