pom 文件 添加插件 

<plugin>
  <groupId>org.eclipse.jetty</groupId>
  <artifactId>jetty-maven-plugin</artifactId>
  <version>9.3.7.v20160115</version>
</plugin>


插件里可配置参数

<configuration>
    <httpConnector>
        <port>8080</port>
        <host>localhost</host>
    </httpConnector>
    <scanIntervalSeconds>60</scanIntervalSeconds>
</configuration>


port  端口
host  监听地址
scanIntervalSeconds    热部署扫描间隔时间

mvn -Djetty.port=8060 jetty:run


run as / debug as / run configures / maven build /
base directory    ${workspace_loc:/webdemo}
goals     -Djetty.port=8060 jetty:run



 maven命令行运行main方法