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There are two aspects to Spring's global processing: Unified data return format Unified exception handling   General return value class definition: public class GlobalResponse<T> implements POJO { /** * */ private static final long serialVersionUID = 1L; @ApiModelProperty ...

My environment Windows10 JDK8 SpringCloud: Hoxton.SR1 SpringBoot: 2.2.4.RELEASE Spring cloud Alibaba dependencies: 2.1.1.RELEASE (Note: package name starts with com.alibaba.cloud) Nacos-server: NACOS1.1.4 2. Start nacos service (stand-alone mode & embedded database) 0. Premise: configure JAVA_HOME e ...

brief introduction Previously, the default authentication process of spring security was used to process user-defined data and password encryption, but in the actual development, it must be to use the page developed by itself, the business processing of login success and failure, etc. The personalization configuration is completed in the brow ...

Talking about I always think it's very complicated to upload pictures. In addition to local upload, there are also local area network uploads and public network uploads. I can't understand them and don't want to learn them, because I always think that local upload is useless. Until today, I can see thro ...

Spring Boot Application events and listeners In the case of multiple environments. You may need to switch a corresponding property of the configuration file to switch the environment The problem is how to verify the corresponding property value immediately after the spring boot loads the configuration file SmartApplicationListener realizes mo ...

First, learn about the various post processor extensions (1) BeanFactoryPostProcessor - bean factory post-processing Once the BeanFactory standard has been initialized (all BeanDefinition s have been registered after package scanning), this BeanFactory can be postprocessed. (2) BeanDefinitionRegistryPostProcessor - bean Definition Registry Post ...

0. framework 1 0.1 what is a framework? Framework is a kind of combination of toolkits We know that when I develop a function, if the function is more complex, we are likely to extract common things into tool classes, and if this tool class has many java tool classes to form a certain function, and ...

Application scenarios of observer mode The dynamic notification of wechat friend circle in life, the email notification in work, the broadcast notification on the school playground, the event response of the computer desktop application and so on are all real life scenes of the observer mode. Observer Pattern defines a one to many dependency be ...

Article directory 1, Deploy cas 1. Copy cas.war to webapps 2. Login page 2, CAS server configuration 2.1. Add user 2.2. Port modification 2.3. Remove https authentication 1, Deploy cas 1. Copy cas.war to webapps Put cas.war under the webapps of Tomcat and start Tomcat 2. Login page 2, ...

_This article focuses on the JDK9 feature Reactive Stream Responsive Stream, describes what the Reactive Stream is and what the backpressure is, and the interface and two use cases for Reactive Stream provided in JDK9, including how to use Processor. _1.Reactive Stream concept _Reactive Stream is a set of standards introduced by JDK9 and a set ...