Programmer Think

MyBatis has been used almost since I first learned programming. I haven't seen its source code. This time, I happened to study it. After reading the source code, I still got a lot of harvest. I specially sorted it out. If there are any problems, please point them outsummaryThe orm framework of MyBatis actually encapsulates JDBC. Friends who hav ...

problem I believe many young friends have been asked about the relevant source code in the jdk during the interview. Recently, they have been asked about the source code of ArrayList. They come up to ask whether they have seen the source code of ArrayList and how to remove the elements in ArrayList during traversal, What kind of exception will ...

Bean life cycle Compared with the life cycle of beans created by ourselves, they are instantiated through the new keyword and recycled when they are no longer used. The life cycle of beans in the Spring container is more complex. Let's take a look at the following bean life cycle diagram. As a supplement to the above figure, there should be ...

The principle of AOP as like as two peas and Mybatis integration into Spring are exactly the same principle. Before reading this article, I suggest reading the last one first. Spring source code series (8) -- how Mybatis is integrated into spring source code analysis https://blog.csdn.net/zxd1435513775/article/details/121180974 1, Spri ...

1, Spring startup process reanalysis Configuration class @Configuration @ComponentScan("com.scorpios") @MapperScan("com.scorpios.mapper") public class AppConfig { @Bean public DataSource dataSource() { DruidDataSource dataSource = new DruidDataSource(); dataSource.setUsername("root"); dataSource.setPasswor ...

https://blog.csdn.net/zxd1435513775/article/details/120935494?spm=1001.2014.3001.5501 Spring source code series (IV) -- function analysis of configuration class postprocessor https://blog.csdn.net/zxd1435513775/article/details/121113933?spm=1001.2014.3001.5501 Spring source code series (6) -- container refresh (Part 2) In Articles ...

replicaset controller analysis Introduction to replicaset controller Replicaset controller is one of many controllers in Kube controller manager component. It is the controller of replicaset resource object. It monitors replicaset and pod resources. When these two resources change, it will trigger the replicaset controller to tune the corresp ...