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order This paper focuses on springboot jet autoconfigure JestProperties spring-boot-autoconfigure-2.1.4.RELEASE-sources.jar!/org/springframework/boot/autoconfigure/elasticsearch/jest/JestProperties.java @ConfigurationProperties(prefix = "spring.elasticsearch.jest") public class JestProperties { /** * Comma-separated list of the Elasticsearc ...

background As we all know, in the process of software development, we usually have production environment, development environment, test environment and so on. For these environments, we need to set different values for the same parameters in the configuration file. Then, how to switch simply, elegantly and quickly? Solution I. use the Pro ...

In the previous article, we talked about the starting process of Tomcat in SpringBoot, and then we talked about how to add Servlet, Filter, Listener to Tomcat in SpringBoot Customize Servlet, Filter, Listener Declare ServletRegistrationBean, FilterRegistrationBean, ServletListenerRegistrationBean in Spring container @Bean public ServletRegistr ...

Welcome to study together Improve ability and raise salary Interview knowledge, work to be done Practice, no 996 If this article helps you and likes it, please give me a compliment! Preface Is it hard to get promoted at work? Is it so hard to find a job interview? Do you feel like you work overtime in 996 every day? In order to get better ...

springboot auto-configuration principle Attribute references that profiles can configure Principle of automatic configuration 1. Load the main configuration class when springboot starts, and turn on auto-configuration @EnableAutoConfiguration 2. @EnableAutoConfiguration effect: Import some components into the container using EnableAutoConfigu ...

SpringBoot custom parameter resolver We all know that SpringMvc's Controller method can receive various parameters, such as HttpServletRequest or HttpServletResponse, various annotations @ RequestParam, @ RequestHeader, @ RequestBody, @ PathVariable, @ ModelAttribute. Where are these parameters obtained? These parameters are parsed for us by di ...

Catalog 1. What is transactional communication behavior? 2. Seven Dissemination Acts of Transactions 3. 7 Actual Acts of Communication This article introduces Spring's seven transaction propagation behaviors and demonstrates them in code. 1. What is transactional communication behavior? Transactio ...

Previous: Spring 5 source code analysis - container initialization The container has been prepared. In this article, you need to register your Java configuration class with beanDefinitionMaps, so that ConfigurationCLassPostProcessor can analyze the annotations on the Java configuration class, and check whether to execute the class conforming to ...

In some articles written before this number, the author used lambda expression syntax, some readers reported that the code could not be understood.I thought java 13 was already out. The most important feature of lambda expressions in java 8 should be well understood. In fact, there are still a large number of programmers who do not use java 8, ...

1. springboot is to improve and optimize the disadvantages of spring. Its convention is larger than configuration. It can be used out of the box without code generation or xml file configuration. The property value can be modified to meet the requirements 2. Getting started with springboot Create a spring boot project in idea (1) by default, ...