maven 中的tomcat插件来启动项目

一、在pom.xml导入tomcat插件坐标

<!--tomcat插件,启动当前的应用-->
<build>
    <finalName>springmvc_validator</finalName>
    <pluginManagement>
        <plugins>
            <plugin>
                <groupId>org.apache.tomcat.maven</groupId>
                <artifactId>tomcat7-maven-plugin</artifactId>
                <version>2.1</version>
                <!--http默认端口改为80端口-->
                <configuration>
                    <!--修改tomcat启动的端口号-->
                    <port>80</port>
                    <!--
                    修改tomcat部署当前项目的虚拟目录(项目的访问根路径)
                    这改为 / 就表示你访问localhost/就是你的index页面
                    -->
                    <path>/</path>
                </configuration>
            </plugin>
        </plugins>
    </pluginManagement>
</build>

2、
2.1、

2.2、

2.3、效果

可参考：https://blog.csdn.net/weixin_46945684/article/details/122325851
https://blog.csdn.net/qq_50253227/article/details/117042314