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Springboot global exception handling 1, The default exception handling mechanism of Spring Boot By default, springboot provides two corresponding methods: ① the browser request header is Accept: text/html, and springboot will default to an html document content, which is "Whitelabel Error Page"; ② The Json format string information ...

Interceptor Interceptor configuration Interceptors in spring MVC are used to intercept the execution of controller methods. Interceptors in spring MVC need to implement HandlerInterceptor. package com.atguigu.springmvc.interceptor; import org.springframework.web.servlet.HandlerInterceptor; import org.springframework.web.servlet.ModelAn ...

👏 About the author: Hello, I'm cabbage ~ ~, a sophomore in school, and a new star creator in the Java field.📝 Personal homepage: Cabbage CSDN blog📕 Series column: This article is written in the SpringBoot column: Explanation of SpringBoot knowledge points📧 If there are mistakes in the knowledge points of the article, please correct them! Le ...

In the process of software development, it is inevitable to deal with all kinds of exceptions. For myself, at least more than half of the time is dealing with all kinds of exceptions, so there will be a lot of try {...} in the code catch {...} finally {...} Code blocks not only have a large number of redundant code, but also affect the readabi ...

stay SpringCloudAlibaba-Sentinel In this document, we have introduced the general knowledge of Sentinel. However, the @ SentinelResource annotation did not mention its details in that document, that is, it was simply mentioned. The annotation of that document is introduced at: https://www.yuque.com/shmily-kbnvv/xxbj/ci2gs5#9lIy9 //todo to be mo ...

1, What is a dynamic agent What is dynamic proxy and why it is used? Where is dynamic proxy used in normal programming? To understand what a dynamic agent is, you first need to know what an agent is. In fact, it is very simple. Just as literally, an agent: taking care of affairs instead of others. In programming, agent is an implementation of ...

Spring MVC requests and responses 1, Response of spring MVC The data response methods of spring MVC are as follows: Page Jump Return string directlyReturn via ModelAndView object Write back data Return string directlyReturns an object or collection 1. Page Jump 1.1. Directly return string In the code for getting ...

Write in front🛫 For more information, see SpringBoot 2 column 🚕 This article summarizes the video of Raytheon in Silicon Valley 🚒 Bloggers are still learning this knowledge 🚄 If you find any problems, please point them out 🚀🚀Zhawatai zaogao's blog home page🚀🚀 1 configuration file    as mentioned before, configuration f ...

Spring MVC overview Spring MVC is a module in the spring framework and one of the cores of spring. It is often used for web development. Its bottom layer is Servlet, so it is also called Spring web mvc. Because the internal architecture pattern is mvc architecture, it is called Spring MVC Spring MVC is a container that manages the controlle ...

In the last two articles, we have basically analyzed the application examples of XmlBeanFactory. In this chapter, let's analyze ApplicationContext. Big guy skip The first two articles have finished the basic XmlBeanFactory operation examples. Let's talk about ApplicationContext here. As mentioned before, the basic processes of these two thin ...