[Java advanced camp] Java concurrency -- CountDownLatch + CyclicBarrier

// There are unreconciled orders while (existUnreconciledOrders()) { // Query unreconciled orders pOrder = getPOrder(); // Query dispatch order dOrder = getDOrder(); // Perform reconciliation Order diff = check(pOrder, dOrder); // Write difference to difference Library save(diff); } Performance bottleneck [ ...

Posted by genesysmedia on Tue, 03 May 2022 06:57:07 +0300

I didn't expect that Springboot can format the global date like this. It's a little fragrant!

Say in front Recently, several colleagues in the Department have been wronged and left one after another. After three years of working together, they were reluctant to part with each other. After all the formalities were properly handled, they were sent out of the company after greeting. Several elder brothers smiled at me when they left. I imm ...

Posted by oops73 on Mon, 02 May 2022 04:57:44 +0300

SpringBoot multi-data source transaction solution

backgroundA previous article provided an integration scheme for springboot multi-data source dynamic registration switching. In the subsequent use process, it was found that there were various bug s in transaction control, and it was decided to analyze and solve this problem.RecapThe multi-data source switching process structure diagram is show ...

Posted by ravi_aptech on Sun, 01 May 2022 18:35:48 +0300

Spring boot integrates Spring Security

Introduction to spring security Spring Security is a powerful and highly customizable authentication and access control framework. It is the de facto standard for protecting spring based applications. Spring Security is a framework that focuses on providing authentication and authorization for Java applications. Like all spring projects, the ...

Posted by Rose.S on Sun, 01 May 2022 12:00:28 +0300

Source code analysis series SpringBoot2.0 source code analysis, although the content is a bit much, but you will benefit a lot

Before learning the source code of spring boot 2.0, let's use spring initializr to quickly create a basic and simple example: 1. Start with the main function in the creation example: package com.example; import org.springframework.boot.SpringApplication; import org.springframework.boot.autoconfigure.SpringBootApplication; /** * spring boot ...

Posted by paperthinT on Sun, 01 May 2022 11:09:29 +0300

Downtime caused by RestTemplate timeout configuration has been nagging managers for a year

Presumably, many data centers will integrate the data of many systems and then conduct unified planning and processing. The implementation of some business scenarios must rely on the third-party system. In a business scenario, when users are online, they need to request the third-party interface to obtain relevant information in real time, whic ...

Posted by aruns on Sun, 01 May 2022 07:51:35 +0300

Java project: warehouse management system (java+SpringBoot+LayUI+HTML+Thymeleaf+mysql + training report)

Source code acquisition: download from "resources" on the blog home page! Project introduction The warehouse management system is divided into three modules: basic management, warehouse management and system management. There are sub modules under each module. functional module 1, Basic management 1. Customer management Custome ...

Posted by tsigo on Sat, 30 Apr 2022 21:52:16 +0300

SpringBoot+Vue project series tutorial - 06 - unified global processing of return values

preface In the last lesson, we defined the unified return value format, but we also need to return the defined Reust object in each interface and carry business-related data in this object. This section deals with the unified processing of return values, that is, each interface only returns business-related data, which is then uniformly packa ...

Posted by linfidel on Sat, 30 Apr 2022 18:18:43 +0300

05-04-SpringBoot embedded Servlet container

Embedded Servlet container of SpringBoot 1, Introduction In SpringBoot, an embedded Servlet container is used for web project development, and a jar package is made after the development. This is because SpringBoot makes an embedded Servlet container. Because of this embedded Servlet container, we do not need to use external Tomcat to analyze t ...

Posted by matthewlesh on Sat, 30 Apr 2022 11:25:55 +0300

Implement SMS verification code function based on SpringBoot and Redis

I heard that WeChat search for "Java Fish Aberdeen" will become stronger! This article is included in JavaStarter , which contains my complete series of Java articles, you can read it for study or interview. (I. Overview When using various app s or logging in to websites every day, you will basically see the function of SMS veri ...

Posted by strudo on Sat, 30 Apr 2022 10:58:25 +0300