[INFO] Scanning for projects...
[INFO] Downloading from nutz-snapshots: http://jfrog.nutz.cn/artifactory/snapshots/org/nutz/nutzboot-parent/2.2-SNAPSHOT/maven-metadata.xml
[INFO] Downloaded from nutz-snapshots: http://jfrog.nutz.cn/artifactory/snapshots/org/nutz/nutzboot-parent/2.2-SNAPSHOT/maven-metadata.xml (579 B at 2.5 kB/s)
[INFO] Downloading from central: https://repo.maven.apache.org/maven2/org/codehaus/mojo/maven-metadata.xml
[INFO] Downloading from central: https://repo.maven.apache.org/maven2/org/apache/maven/plugins/maven-metadata.xml
[INFO] Downloaded from central: https://repo.maven.apache.org/maven2/org/codehaus/mojo/maven-metadata.xml (20 kB at 13 kB/s)
[INFO] Downloaded from central: https://repo.maven.apache.org/maven2/org/apache/maven/plugins/maven-metadata.xml (14 kB at 8.4 kB/s)
[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Total time: 2.498 s
[INFO] Finished at: 2018-04-11T16:20:22+08:00
[INFO] ------------------------------------------------------------------------
[ERROR] No plugin found for prefix 'jetty' in the current project and in the plugin groups [org.apache.maven.plugins, org.codehaus.mojo] available from the repositories [local (D:\repo), central (https://repo.maven.apache.org/maven2)] -> [Help 1]
[ERROR] 
[ERROR] To see the full stack trace of the errors, re-run Maven with the -e switch.
[ERROR] Re-run Maven using the -X switch to enable full debug logging.
[ERROR] 
[ERROR] For more information about the errors and possible solutions, please read the following articles:
[ERROR] [Help 1] http://cwiki.apache.org/confluence/display/MAVEN/NoPluginFoundForPrefixException

Launcher通常带一个main方法用于启动