Design Mode JAVA-Command Mode

Article Directory 1. Command mode 1.1 Scene 1.2 Command Mode 1.3 Command Mode Applied in Spring Framework JdbcTemplate 1.4 Notes and Details for Command Mode 1. Command mode 1.1 Scene We bought a set of smart appliances, including lighting, fans, refrigerators, washing machines, which we c ...

Posted on Sun, 09 Feb 2020 01:29:34 -0500 by emcb_php

Spring boot unit testing tool Mockito

Mockito is a Java mock framework. It is mainly used for mock testing. It can simulate any Spring managed bean, the return value of the simulated method, and the exception thrown. Before understanding the specific usage of mockito, you need to know what is mockito testing 1. What is mock test? mock ...

Posted on Sat, 08 Feb 2020 06:16:21 -0500 by stevietee

Interface parameter resolution - fixed type resolution

In the actual project, we often get the following interfaces: HttpServletRequest, HttpServletResponse. We will find that we can get the object without any processing. This is the charm of fixed type parsers. In addition to the above two parameters, such as sessionstatus, servletresponse, OutputStream, ...

Posted on Fri, 07 Feb 2020 12:27:28 -0500 by paulieo10

Interface parameter analysis based on map

I think this kind of parser is a supplement to the parsing of interface parameters based on key value, which relies on the relevant annotation of parsing interface parameters based on key value. Once upon a time, have you ever thought of encapsulating @ RequestParam into a Map and analyzing it yourself ...

Posted on Fri, 07 Feb 2020 07:44:51 -0500 by Jagarm

A reusable distributed transaction message architecture scheme based on RabbitMQ!

Author: Throwable Blog Park: https://www.cnblogs.com/throwable/p/12266806.html premise Distributed transaction is a difficult problem in micro-service practice. In the micro-service practice schemes implemented by the author, all of them adopt compromise or avoid strong consistency.Referring to the local message table scheme proposed by Ebay ...

Posted on Thu, 06 Feb 2020 22:48:04 -0500 by bigfatpig

css parallax slide (read the website case)

Today, let's talk about the slide of vision difference. First, let's look at the effect picture. It's caused by different moving speed through 3d space. In fact, the parallax effect here is not so strong. But the contrast between you and the following is better; 1, Preparation code <!DOCTYPE html& ...

Posted on Thu, 06 Feb 2020 08:47:00 -0500 by jeephp

Spring AOP module use

Table of Contents 1.JDK dynamic agent 2. Use the dynamic proxy in the AOP module in Spring Five additional agent functions: 1. front 2. postposition 3. surround 4. exceptions Configuration of applicationContext.xml test Three kinds of pointcut expressions: 1.execution 2.within 3.args A ...

Posted on Thu, 06 Feb 2020 07:53:48 -0500 by Invincible

Spring cloud 16, what is the Hystrix circuit breaker. Service fuse.

① What is the Hystrix circuit breaker. hystrix circuit breaker, also called fuse. Mainly responsible for the handling of service fusing and service degradation in spring cloud. hystrix is what the program should do when the program goes out of order or calls the microservice for a long time is ina ...

Posted on Thu, 06 Feb 2020 07:32:41 -0500 by Blu_Smurf

Using Spring to build a simple web server

1. Basic concepts of springboot 1. managed Bean The main body of the application in Spring and the objects managed by the Spring IoC container are called bean s; Bean s are objects that are initialized, assembled, and managed by Spring containers 2. Inversion of control IOC and dependency injection DI The IoC implementation is controlled by ...

Posted on Thu, 06 Feb 2020 05:40:05 -0500 by conspi

Redis practice Spring Boot2.0 integrate redis custom injection template operation Bean component

Overview: the related content of this series of blog articles comes from the actual combat course recorded by debug in person: Introduction to Redis technology and application scenario practice (SpringBoot2.x + red packet system design and practice) , interested partners can click to learn by themselves (after all, mastering technology in the ...

Posted on Thu, 06 Feb 2020 04:28:54 -0500 by sara_kovai