IDEA创建Maven项目
先创建一个maven工程,流程如下:
Maven使用入门,小案例
前言
前言
一些小问题:
关于maven无法创建servlet可以点击查看:《idea 的maven无法创建servlet》
先创建一个maven工程,流程如下:




以上maven工程创建完成了。
Maven使用入门,小案例
按照以上步骤,创建的maven工程,结构如下:

maven目录结构里面缺少了Java源文件夹,需要我们手动添加上去,过程如下:
先新建目录


3.再将新建的文件设置为源文件

4.在java新建包,再在包里新建一个servlet,关于maven无法创建servlet,可以参考前言里的解决办法进行相应设置,
项目的结构如图:

servlet代码如下:
package aa.bb;import javax.servlet.ServletException;import javax.servlet.annotation.WebServlet;import javax.servlet.http.HttpServlet;import javax.servlet.http.HttpServletRequest;import javax.servlet.http.HttpServletResponse;import java.io.IOException;@WebServlet("/testServlet")public class TestServlet extends HttpServlet {protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {request.getRequestDispatcher("/test.jsp").forward(request, response); } protected void doGet(HttpServletRequest request, HttpServletResponse response) throws IOException, ServletException {doPost(request, response); }}
jsp代码如下:
<%@ page contentType="text/html;charset=UTF-8" language="java" %><html><head> <title>Title</title></head><body>hello!!!Maven</body></html>
pom.xml配置
<?xml version="1.0" encoding="UTF-8"?><project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd"> <modelVersion>4.0.0</modelVersion> <packaging>war</packaging> <name>maven1</name> <groupId>org.example</groupId> <artifactId>maven1</artifactId> <version>1.0-SNAPSHOT</version> <!--放置的都是项目运行所依赖的jar包--> <dependencies><!-- <dependency>--><!-- <groupId>javax.servlet</groupId>--><!-- <artifactId>servlet-api</artifactId>--><!-- <version>2.5</version>--><!-- <scope>provided</scope>--><!-- </dependency>--> <!--jsp--> <dependency> <groupId>javax.servlet.jsp</groupId> <artifactId>jsp-api</artifactId> <version>2.2</version> <scope>provided</scope> </dependency> <!--junit--> <dependency> <groupId>junit</groupId> <artifactId>junit</artifactId> <version>4.12</version> <scope>test</scope> </dependency> <!--servlrt--> <dependency> <groupId>javax.servlet</groupId> <artifactId>javax.servlet-api</artifactId> <version>4.0.0</version> <scope>provided</scope> </dependency> </dependencies> <build> <plugins> <!--配置tomcat--> <plugin> <groupId>org.apache.tomcat.maven</groupId> <artifactId>tomcat7-maven-plugin</artifactId> <version>2.2</version> <configuration> <port>8089</port> </configuration> </plugin> <!--配置jdk--> <plugin> <groupId>org.apache.maven.plugins</groupId> <artifactId>maven-compiler-plugin</artifactId> <configuration> <target>1.8</target> <source>1.8</source> <encoding>UTF-8</encoding> </configuration> </plugin> </plugins> </build></project>

运行结果:


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