网站栏输入地址可以正常打开的JSP网页为什么用IDEA的浏览器打不开？

JSP Web应用开发
网站栏输入地址可以正常打开的JSP网页为什么用IDEA的浏览器打不开？
猜测：
IDEA浏览器打开的URL :file:///D:/JSPproject/ch10/web/10-1.jsp
自己输入的URL :http://localhost:8080/ch10/10-1.jsp
应该是这里的问题但不知道怎么解释。
源代码文章最后已给出

用IDEA的浏览器打开

img

出现的结果（能解释一下原因吗？）

img

在地址栏里输入localhost:/ch10/10-1.jsp,则可以正常出现

img

点击查询出现的结果也正常

img

XML 文件 score.xml



<studentscore>
<studentnumber id="001">
<name>李明name>
<grade>85grade>
studentnumber>
<studentnumber id="002">
<name>王五name>
<grade>67grade>
studentnumber>
<studentnumber id="003">
<name>钱二name>
<grade>95grade>
studentnumber>
studentscore>

JSP文件 10-1.jsp


<%--
  Created by IntelliJ IDEA.
  User: 26316
  Date: 2023/3/20
  Time: 16:03
  To change this template use File | Settings | File Templates.
--%>
<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<html>
<head>
    <title>Titletitle>
head>
<body>
<form action="servletDom" method="get">
    <input type="submit" value="查询所有学生成绩">
form>
body>
html>

JavaBean 文件 ScoreBean.java

package com.jqe.example10_1;

public class ScoreBean {
    private String id;
    private String name;
    private String grade;

    public String getId() {
        return id;
    }

    public void setId(String id) {
        this.id = id;
    }

    public String getName() {
        return name;
    }

    public void setName(String name) {
        this.name = name;
    }

    public String getGrade() {
        return grade;
    }

    public void setGrade(String grade) {
        this.grade = grade;
    }
}

Servlet文件 ServletDom.java

package com.jqe.example10_1;

import java.io.File;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.ArrayList;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import javax.xml.parsers.ParserConfigurationException;

import org.w3c.dom.Document;
import org.w3c.dom.Element;
import org.w3c.dom.Node;
import org.w3c.dom.NodeList;
import org.xml.sax.SAXException;
public class ServletDom extends HttpServlet {
    @Override
    protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
        req.setCharacterEncoding("utf-8");
        resp.setContentType("text/html;charset=utf-8");
        PrintWriter out = resp.getWriter();
        try {
            ArrayList domparse = domParse(new File("e:/score.xml"));
            for(ScoreBean score:domparse){
                out.println("姓名："+score.getName()+"，");
                out.println("成绩："+score.getGrade());
                out.println("
");
            }
        }catch (ParserConfigurationException e){
            e.printStackTrace();out.println("1");
        }catch (SAXException e){
            e.printStackTrace();out.println("2");
        }
    }
    public ArrayList domParse(File file) throws ParserConfigurationException,SAXException,IOException{
        DocumentBuilderFactory factory = DocumentBuilderFactory.newNSInstance();
        DocumentBuilder builder = factory.newDocumentBuilder();
        Document document = builder.parse(file);
        Element element = document.getDocumentElement();
        NodeList nodeList = element.getElementsByTagName("studentnumber");
        ArrayList list = new ArrayList();
        for(int i=0;iScoreBean score = new ScoreBean();
            Element item = (Element) nodeList.item(i);
            String id = item.getAttribute("id");
            score.setId(id);
            NodeList childNodes = item.getChildNodes();
            for (int j = 0;jNode item2 = childNodes.item(j);
                if (item2.getNodeType()==Node.ELEMENT_NODE){
                    if(item2.getNodeName().equals("name"))
                        score.setName(item2.getFirstChild().getNodeValue());
                    else if (item2.getNodeName().equals("grade"))
                        score.setGrade(item2.getFirstChild().getNodeValue());
                }
            }
            list.add(score);
        }
        return list;
    }
}

部署文件 web.xml



<web-app xmlns="http://xmlns.jcp.org/xml/ns/javaee"
         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
         xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee http://xmlns.jcp.org/xml/ns/javaee/web-app_4_0.xsd"
         version="4.0">
    <servlet>
        <servlet-name>servletDomservlet-name>
        <servlet-class>com.jqe.example10_1.ServletDomservlet-class>
    servlet>
    <servlet-mapping>
        <servlet-name>servletDomservlet-name>
        <url-pattern>/servletDomurl-pattern>
    servlet-mapping>
    <servlet>
        <servlet-name>ServletSaxservlet-name>
        <servlet-class>com.jqe.example10_2.ServletSaxservlet-class>
    servlet>
    <servlet-mapping>
        <servlet-name>ServletSaxservlet-name>
        <url-pattern>/ServletSaxurl-pattern>
    servlet-mapping>
web-app>

协议不同，你这个编辑器打开的是以文件协议打开的，当然不行，要以http协议打开
请看：https://blog.csdn.net/weixin_48033662/article/details/117551000