Use of @ConfigurationProperties in spring-boot

What is @ConfigurationProperties? Using the @Value("${property}") annotation to inject configuration properties can sometimes be cumbersome, especially if you are working with multiple properties or your data is hierarchical in nature. Spring Boot provides an alternative method of working with properties that lets strongly typed beans govern a ...

Posted on Sun, 05 Apr 2020 12:35:16 -0400 by jfs0479

BUG repair for failed startup of integrated Dubbo project under Spring zero configuration

Spring configures maven as follows: <properties> <spring.version>4.3.14.RELEASE</spring.version> <dubbo.version>2.5.3</dubbo.version> </properties> <dependencyManagement> <dependencies> <dependency> <group ...

Posted on Sun, 05 Apr 2020 12:22:40 -0400 by cdjaco

Pack your React application with Spring Boot

Yunqi information:[ Click to see more industry information]Here you can find the first-hand cloud information of different industries. What are you waiting for? Come on! Let's start with the background story of this article. Before that, my team needed to save some money on the infrastructure we needed, and since most of the load in the applica ...

Posted on Sun, 05 Apr 2020 12:05:33 -0400 by patsfans

Understand ThreadLocal principle

When multiple threads access and share variable data, the problem of synchronization between threads is involved. Not all of the time, shared data is needed, so it is necessary to close the threads. Data is enclosed in their own threads, so there is no need for synchronization. This technology is called thread closure, which avoids using synchr ...

Posted on Sun, 05 Apr 2020 08:56:19 -0400 by Aretai

SpringBoot integrates elastic search and CRUD operation

Configuration preparation Add the following dependencies to the build.gradle file: compile "org.elasticsearch.client:transport:5.5.2" compile "org.elasticsearch:elasticsearch:5.5.2" //apache log4 logs used internally by es 5.x compile "org.apache.logging.log4j:log4j-core:2.7" compile "org.apache.logging.lo ...

Posted on Sat, 04 Apr 2020 18:53:07 -0400 by Popgun

Spring boot connects Redis to implement HMSET operation

This article records using spring boot starter Redis to access Redis. The Redis related configuration files are placed in the application.yml file in the Resources directory, as shown below: spring: profiles: dev,default,test redis: database: 1 host: 192.168.107.253 #redis test server port: 6379 First, add dependency in pom.xml: ...

Posted on Sat, 04 Apr 2020 16:47:28 -0400 by bigwatercar

Simple use of hystrix and dynamic configuration update

Simple use of hystrix and dynamic configuration update Summary It only introduces the simple use of synchronization mode, which is helpful for fast access. There will be some details not mentioned in the official documents Default mode HelloWorld! public class CommandHelloWorld extends HystrixCommand<String> { private final String na ...

Posted on Sat, 04 Apr 2020 08:23:45 -0400 by accident

Spring Launch invokeBeanFactoryPostProcessors Method Interpretation

Summary This method (invokeBeanFactoryPostProcessors) instantiates and calls all BeanFactoryPostProcessors, including its subclass BeanDefinitionRegistryPostProcessor. The BeanFactoryPostProcessor interface is an extension point exposed to Spring when it initializes BeanFactory, and the Spring IoC container allows BeanFactoryPostProcessor to re ...

Posted on Sat, 04 Apr 2020 06:13:59 -0400 by Catfish

jQuery -- the realization of shopping cart

Web front end review HTML Tag/Element - Content tag hosts Content CSS Display Box Model render page Display Style sheets are inherited But margin, padding, border, backgroundimage and backgroundColor are not inherited by child elements javaScript - Behavior is responsible for Behavior ECMAScript standard BOM brows ...

Posted on Sat, 04 Apr 2020 05:26:12 -0400 by CNibbana

Spring learning tour (2) create the spring framework java Web project quickly

Compiler: eclipse 1) Create Web project: Spring Web HelloWorld 2) Import the required jar package: 3) Create entity class: the same as the previous blog 4) Create the configuration file hellobean.xml. Same as the previous blog Note, however, that the location of the configuration file in this project is in the WebContent directory. 5) Instanti ...

Posted on Fri, 03 Apr 2020 15:51:34 -0400 by CrusaderSean