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Detailed tutorial on Spring annotation development (with Raytheon's video) 1, Design mode - factory mode Factory pattern is the most commonly used instantiation object pattern, which is replaced by methods in the factory new A design pattern for creating objects. We take Mybatis of SqlSession Interface as an example, it has an impleme ...

Welcome to my GitHub Here we classify and summarize all the original works of Xinchen (including supporting source code): https://github.com/zq2599/blog_demos Overview of this article This article is the seventh in the Spring Cloud Gateway practice series. In the previous article, we learned about various built-in filters, and we are st ...

// The subclass method did not throw an exception @Override public List<String> readFromFile(String filePath){ return null; } } 1.3. 2. Method overload Java method overloading involves only method names and parameter lists. Method return value and exception list are used as the basis for method overloading. 1 ...

Tutorial directory 0x00 tutorial content0x01 create a new SpringBoot project 1. New maven project 2. Write code3. Code explanation 0x02 combination of JSON and AJAX 1. Write html interface 2. Write access interface method3. Code explanation 0x03 surprise 1. It's a colored egg 2. It's another ...

Introduction: This blog is mainly used to record some bits related to learning and life. This blog is relatively simple and will not be very difficult to build. The technologies involved mainly include springboot, mybatis plus, springMVC, redis, JWT,mySql, etc. Although this blog is relatively simple, there are still holes in it!, Maybe you ...

Spring MVC learning Brief introduction to spring MVC framework: Spring MVC is a module of spring framework. Spring MVC and spring do not need to be integrated through the middle integration layer. Spring mvc is a web framework based on mvc. Spring MVC presentation layer: it is convenient for front and back data transmission Spring MVC has a c ...

This picture was created by Johnnys_pic stay Pixabay Publish on Hello, I'm looking at the mountain. stay Elegant use of enumeration parameters (principle) As we talked in, Spring uses different processing classes to process parameters for different parameter forms. This form is somewhat similar to the policy pattern. Split the processi ...

Asynchronous taskTimed taskMail sending (commonly used, springboot official) 1, Asynchronous task 1. Create a springboot project and check the web launcher dependency 2. Create a new business However, the data processing thread will sleep for 3 seconds, and the page will not be displayed during sleep @Service//Business hosted by spring publ ...

In fact, it is to obtain the parameters submitted by the foreground. Some people like to call parameter binding and others like to call parameter driven. I think parameter acquisition is the most straightforward. Simple parameters: (Integer, String, Float, Double, Boolean) example: jsp page: <%@ page language="java" contentType="text ...

Detailed explanation of spring cloud load balancing 1. Introduction 1.1 what is load balancing (in-process LB) Load balancing, that is, load balancing, is a computer technology used to distribute load among multiple computers (computer clusters), network connections, CPU s, disk drives or other resources, so as to optimize resource use, maxi ...