1. Junit test tool
Junit is a unit testing framework for Java programming language
Common comments are:
@BeforeClass: indicates that the method using this annotation is executed before the test class is called. This annotation can only be declared once in a test class, and the method corresponding to ...
Posted by Sanoz0r on Sun, 16 Feb 2020 23:18:51 -0800
Record learning content
Today's main learning: dynamic agent, annotation, classloader
1, Dynamic agent
Role: enhance a method.
There are three ways to enhance an object:
1. Inherit, override method after inheriting parent class.
Advantages: simple, easy to implement, can inherit the class after rewritin ...
Posted by mizkit73 on Sun, 16 Feb 2020 02:50:18 -0800
Follow up source code
Inheritance relationship of DelimiterBasedFrameDecoder
Property of DelimiterBasedFrameDecoder
Analysis of construction method
This section will take a look at the decoder that Netty provides to user ...
Posted by ATS16805 on Sat, 15 Feb 2020 06:11:08 -0800
This article is written to learn the execution process of the Spring IOC container. It can't fully represent the Spring IOC container, but simply implements the dependency injection and control inversion functions of the container, which can't be used in production. It can only play a certain role in understanding the Spring container.
Posted by ExpendableDecoy on Mon, 10 Feb 2020 05:03:49 -0800
Maven is an automated build tool that focuses on project building and dependency management for the Java platform. Project Object Model: Project Object Model. The information of Java project is encapsulated as object form, which is convenient for operation and management.
1 add the third-party jar package: after using Maven, ...
Posted by yobo on Sun, 09 Feb 2020 02:35:47 -0800
spring boot version: 2.1.10.RELEASE
This article involves two projects, rabbitmq topic provider and rabbitmq topic consumer, with the same dependency and configuration.
Posted by lbraine on Mon, 03 Feb 2020 06:44:42 -0800
3.1 case 1
4. Container initialization
5.1.1 class file registration
5.2 scanBean mode
1. b ...
Posted by LoStEdeN on Mon, 03 Feb 2020 04:20:53 -0800
1, IOC and DI
IOC (reverse control): the creation of objects is handed over to spring for configuration.
DI (dependency injection): sets values to properties in a class.Relationship between IOC and DI: DI cannot exist alone and needs to be completed on the basis of IOC.
2, Scope of Bean
Posted by Willburt on Sat, 18 Jan 2020 00:04:01 -0800
In computer programming, unit testing is a software testing method, which is used to test a single unit of source code, a collection of one or more computer program modules, and related control data, use process and operation process to determine whether they are suitable for use. In short, when we are doing unit tests, we only test one code un ...
Posted by anthonydamasco on Thu, 16 Jan 2020 07:37:32 -0800
What java needs to learn today is:
1. Junit unit test
Junit unit test:
Black box test: no need to write code, give input value, see whether the program can output the expected value.
White box test: need to write code. Pay attention to the specifi ...
Posted by curtis_b on Sun, 12 Jan 2020 19:38:07 -0800