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MVC Design Patterns JSP Development Model Three-tier Architecture-MVC Exercise Student Information Management System Database preparation CREATE DATABASE stus; USE stus; CREATE TABLE stu ( sid INT PRIMARY KEY  AUTO_INCREMENT, sname VARCHAR (20), gender VARCHAR (5), phone VARCHAR (20), birthday DATE, hobby VARCHA ...

Strts2 picture upload Three upload schemes 1. Disadvantage of uploading to tomcat server: the storage location of uploaded pictures is too coupled with tomcat server, which is not commonly used. 2. Establishing binary fields in database tables and storing pictures in database. Disadvantage: directly ...

java Naming specification Project Name: No requirement, not Chinese Package: Company Domain Name Reversal Data access layer: dao,persist,mapper Entities: entity,model,bean,javabean,pojo Business logic: service,biz Controller: controller,servlet,action,web Filter:filter Exception:exception Listener: l ...

I. Modification of project structure 1.1 The directory structure of the project just created in idea is not standard and needs to be changed manually. Standard directory structure: https://blog.csdn.net/nothings0o/article/details/77122646 Modify the directory structure: https://blog.csdn.net/qq_34 ...

File upload based on previous blog Website: https://blog.csdn.net/weixin_45174537/article/details/97618636 File upload:Three upload schemes1. Upload to tomcat server The location where the uploaded pictures are stored is too coupled with the tomcat server 2. Upload to a specified file directory, add a m ...

1. How to handle data submission from pages to Controller a) If a custom Controller is the interface that implements spring's Controller, data can be obtained through HttpServletRequest. b) If the custom Controller does not implement spring's Controller interface, you can automatically inject the HttpServletRequest into the parameter by addin ...

Articles Catalogue About this article Thank Servlet Writing Filters Servlet filter method FilterConfig uses Servlet filter instance Servlet Filter Mapping in Web.xml Use multiple filters Application sequence of filters Description of each node in web.xml configuration About this article Underst ...

1. Spring MVC Workflow Diagram Configuration of Despatcher Servlet Configuration path: WebContent/WEB-INF/web.xml Configuration: <?xml version="1.0" encoding="UTF-8"?> <web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://xmlns.jcp.org/xml/ns/javaee" xsi:schemaLocation ...

Spring Integration Spring MVC POM Add the org.spring framework: spring-webmvc dependency to the pom.xml configuration file <dependency> <groupId>org.springframework</groupId> <artifactId>spring-webmvc</artifactId> <version>4.3.17.RELEASE</version&gt ...

Catalog Preface Template Engine FreeMarker What is a template engine? What is FreeMarker? How does FreeMarker work? Join Dependency Create Configuration Instance Create a data model Get Templates Merge Templates and Data Integrate code ...