Maven聚合案例_搭建web模块-【官方】百战程序员_IT在线教育培训机构


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<parent>
    <artifactId>maven_demo2</artifactId>
    <groupId>com.itbaizhan</groupId>
    <version>1.0-SNAPSHOT</version>
</parent>

<properties>
    <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
    <maven.compiler.source>11</maven.compiler.source>
    <maven.compiler.target>11</maven.compiler.target>
</properties>

<dependencies>
    <dependency>
        <groupId>com.itbaizhan</groupId>
        <artifactId>maven_demo2_service</artifactId>
        <version>1.0-SNAPSHOT</version>
    </dependency>
</dependencies>

编写控制器


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@WebServlet("/allStudent")
public class FindAllStudentServlet extends HttpServlet {
    @Override
    protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
        StudentService studentService = new StudentService();
        List<Student> allStudent = null;
        try {
            allStudent = studentService.findAllStudent();
        } catch (Exception e) {
            e.printStackTrace();
        }
        req.setAttribute("allStudent",allStudent);
        req.getRequestDispatcher("allStudent.jsp").forward(req,resp);
    }
}

编写JSP页面


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<%@ page contentType="text/html;charset=UTF-8" language="java" isELIgnored="false" %>
<%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core" %>
<html>
<head>
    <title>所有学生</title>
</head>
<body>
<table align="center" border="1" cellspacing="0" cellpadding="0" width="500px">
    <tr>
        <th>id</th>
        <th>姓名</th>
        <th>性别</th>
        <th>地址</th>
    </tr>
    <c:forEach items="${allStudent}" var="student">
        <tr>
            <td>${student.id}</td>
            <td>${student.name}</td>
            <td>${student.sex}</td>
            <td>${student.address}</td>
        </tr>
    </c:forEach>
</table>
</body>
</html>

实时学习反馈

1.Maven聚合开发中，控制器所在的子工程类型为：

A WAR

B JAR

C POM

D VAR

答案

1=>A

Maven聚合案例_搭建service模块 Maven聚合案例_运行项目

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