How to use Quartz Schedule in SpringBoot

1. First, we need to introduce the dependency of Quartz. <!--quartz--> <dependency> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter-quartz</artifactId> </dependency> 2. Create the Job class and inherit the QuartzJobBean, override the executeInternal() method ...

Posted by varecha on Wed, 16 Oct 2019 08:22:16 -0700

Spring boot 2.0.6 starts the parsing startup process

Analysis of the run method of spring application public ConfigurableApplicationContext run(String... args) { // Construct a task execution observer (Java class for viewing time and performance) StopWatch stopWatch = new StopWatch(); // Start execution, record start time stopWatch.start(); // Custom configuration context, ...

Posted by ashishag67 on Tue, 15 Oct 2019 23:52:29 -0700

Spring 5 source code parsing 5-configuration classpostprocessor

Next, we talked about the invokeBeanFactoryPostProcessors(beanFactory) method in the refresh() method, which mainly executes the BeanFactoryPostProcessor and its sub interface BeanDefinitionRegistryPostProcessor. When creating the annotationconfigpplicationcontext object, Spring adds a very important BeanFactoryPostProcessor interface implement ...

Posted by Mr. Tech on Tue, 15 Oct 2019 23:48:06 -0700

Scope of spring learning bean

scope It includes Singleton, Prototype, request, session, application and websocket. It mainly talks about the commonly used Singleton and Prototype. Singleton When a bean is defined as a singleton object, the IoC container creates only one instance of the bean object. The bean object is stored in the container's cache (map). Subsequent referen ...

Posted by dillonit on Tue, 15 Oct 2019 19:08:41 -0700

Lazy load of spring learning

Lazy Under normal circumstances, bean loading starts after the container is started, so if there is an error in the loading process, it can be found immediately. Due to some specific business requirements, some beans need to be created at the first request of the IoC container. These beans can be marked as delayed loading. XML In the XML config ...

Posted by Robert07 on Tue, 15 Oct 2019 12:53:13 -0700

springboot solves the problem that the @ RequestBody parameter in the controller cannot read the body content after the interceptor reads the body content of the web request input stream parameter.

In the previous chapter, we briefly introduced the source code demo of the interceptor. , there is no exception when getting get parameter in interceptor, but after reading body content in input stream in interceptor, @ RequestBody annotation parameter in controller cannot get content The following desc ...

Posted by smokebusted on Tue, 15 Oct 2019 10:21:40 -0700

Realize the synchronization between redis cache and database

I. Through annotation, spring 3 above provides annotation for cache programming. @Cacheable: used when querying. Note that Long type needs to be converted to Sting type, otherwise exceptions will be thrown. @CachePut: used when updating. With this annotation, data will be queried from the DB. @CacheEvic ...

Posted by JeroenVO on Tue, 15 Oct 2019 09:08:27 -0700

[step by step implementation of advertising system in Spring cloud] configuration project structure & Implementation of Eureka service

Parent project management First, before creating the delivery system, let's take a look at our engineering structure: Mscx ad sponsor is our advertising system. For the above structure, we need to create a parent project mscx ad first To write the pom of the parent project to manage our unified dependency information. <?xml version="1.0" en ...

Posted by r2ks on Tue, 15 Oct 2019 09:06:19 -0700

The naming of spring learning bean

bean name Each bean has one or more identifiers that must be unique in the container. XML If neither id nor name is specified, the IOC container will automatically generate a unique identifier, that is, the full class name. Unique identifier if only id or name is specified. If specified at the same time, id is an identifier and name is an alia ...

Posted by gabrielkolbe on Tue, 15 Oct 2019 07:23:17 -0700

Spring boot2 unit test

Introduce maven dependency powermock is introduced to solve the problem of static method mock. <dependency> <groupId>org.powermock</groupId> <artifactId>powermock-module-junit4</artifactId> <version>2.0.2</version> <scope>test</scope> </dependency> <dependency> ...

Posted by leeharvey09 on Tue, 15 Oct 2019 03:50:03 -0700