IDEA 2022 中 Java Web 项目的创建

本文为自用文章,也可做参考使用。

IDEA 2022

See the document.

Servlet & Tomcat 10

https://stackoverflow.com/questions/9193228/compile-error-package-javax-servlet-does-not-exist

import jakarta.servlet.*;
import jakarta.servlet.http.*;

Classes

import javax.servlet.annotation.WebServlet;   // annotation for "注解"
import javax.servlet.http.HttpServlet;        // for Extends
import javax.servlet.http.HttpServletRequest; // for type
import javax.servlet.http.HttpServletResponse;// for type
// following for the throws
import javax.servlet.ServletException;
import java.io.IOException;

Or...

import javax.servlet.annotation.WebServlet;
import javax.servlet.http.*;
import javax.servlet.*;
import java.io.*;

Override methods

public class alcohol extends HttpServlet{
    protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
        response.setCharacterEncoding("utf-8");
        response.getWriter().write("Do you wanna an alcohol?");
    }

    protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
        //doGet(request, response);
        response.setCharacterEncoding("utf-8");
        response.getWriter().write("Do you wanna a post-type alcohol?");
    }
}

JSTL

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