Programmer Group

The parameter parser is a component provided in the spring web package. Many parameter parsers are provided in the spring MVC framework. For example, the Controller code we developed is as follows: @RestController @RequestMapping("/user") public class UserController{ @PostMapping("/save") //Here, the request object is injected through t ...

Catalog view resolver Exception Handler Interceptor File Upload JSON data interaction RESTful support view resolver         View Parser: Add the page path section to the configuration file                    No View Parser return "/WEB-INF/show01.jsp";         With ...

1, Tool preparation       1.maven   Version maven-3.8.2       2.tomcat   Version tomcat-8.5.65       3. Database   Version 8.0.24       4. The database source is c3p0   Version 0.9.5.2 2, Database construction statement Note: the following sql statement ...

preparation File upload is one of the most common functions in project development. Spring MVC can well support file upload, but MultipartResolver is not installed in the spring MVC context by default, so it cannot handle file upload by default. If you want to use spring's file upload function, you need to configure MultipartResolver in ...

1, Data verification Data verification is involved in the project. If only front-end verification is unsafe, we can bypass the front-end verification, and the back-end verification must be added to important data; 1. Through the program, each data is taken out and verified. If it fails, go directly to the add page and prompt it to fill in again ...

Question type choice question Program reading questions Program error correction Procedural blank filling Programming problem Master the meaning of common coordinate dependency, such as web, hot deployment, etc <dependencies> <dependency> <groupId>Project group ID</groupId> <artifactId>Project id ...

SpringMvc - file upload and download File download using ResponseEntity First, create a directory under the webapp directory to store the content to be downloaded. First, casually put in a picture Then, open maven management, find lifecycle -- > > package, and double-click to repackage. Package the directory just created into the packa ...

Important notes about spring MVC are in the following Baidu network disk connection. Welcome to learn together Link: https://pan.baidu.com/s/1E1V37apnF7TiFEnUSn82Tg Extraction code: ee3z Here are some easily forgotten points in my learning process to make another record for follow-up review Step 1: create maven project Step 2: set the packag ...

Request forwarding and redirection for spring MVC 1. Request forwarding of spring MVC -- thymeleafView thymeleafVIew view If the return value [view name] of the method processing the request is not prefixed, this view will be parsed by the view parser configured by spring MVC. This view is a thymeleaf view. As for why there is such a distinc ...

SpringMVC 1, Introduction to spring MVC 1. What is spring MVC? The framework Spring MVC framework developed on the basis of Spring is the controller framework C-layer framework (struts 2 is also the C-layer framework) Essence: replace the struts 2 framework as a controller In order to enable Spring to plug into MVC architecture, Spring fra ...