1。有没有办法不下载这些包？
2。有没有断网打包的方式。

maodajun@maodajundeMacBook-Air:~/Documents/project/NB_IOT/configmanager% mvn clean package nutzboot:shade  -Dmaven.test.skip=true
[INFO] Scanning for projects...
[WARNING] 
[WARNING] Some problems were encountered while building the effective model for cn.tico:configmanger:jar:1.0-SNAPSHOT
[WARNING] 'dependencies.dependency.(groupId:artifactId:type:classifier)' must be unique: com.aliyun:aliyun-java-sdk-core:jar -> version 3.2.8 vs 4.0.6 @ line 216, column 21
[WARNING] 
[WARNING] It is highly recommended to fix these problems because they threaten the stability of your build.
[WARNING] 
[WARNING] For this reason, future Maven versions might no longer support building such malformed projects.
[WARNING] 
[INFO]                                                                         
[INFO] ------------------------------------------------------------------------
[INFO] Building configmanger 1.0-SNAPSHOT
[INFO] ------------------------------------------------------------------------
Downloading: http://jfrog.nutz.cn/artifactory/snapshots/org/nutz/nutzboot-starter-test-junit4/2.3.7-SNAPSHOT/maven-metadata.xml
Downloading: http://jfrog.nutz.cn/artifactory/libs-release/org/nutz/nutzboot-starter-test-junit4/2.3.7-SNAPSHOT/maven-metadata.xml
[WARNING] Could not transfer metadata org.nutz:nutzboot-starter-test-junit4:2.3.7-SNAPSHOT/maven-metadata.xml from/to nutz (http://jfrog.nutz.cn/artifactory/libs-release): Connect to jfrog.nutz.cn:80 [jfrog.nutz.cn/210.77.144.105] failed: Operation timed out (Connection timed out)
[WARNING] Could not transfer metadata org.nutz:nutzboot-starter-test-junit4:2.3.7-SNAPSHOT/maven-metadata.xml from/to nutz-snapshots (http://jfrog.nutz.cn/artifactory/snapshots): Connect to jfrog.nutz.cn:80 [jfrog.nutz.cn/210.77.144.105] failed: Operation timed out (Connection timed out)
[WARNING] Failure to transfer org.nutz:nutzboot-starter-test-junit4:2.3.7-SNAPSHOT/maven-metadata.xml from http://jfrog.nutz.cn/artifactory/libs-release was cached in the local repository, resolution will not be reattempted until the update interval of nutz has elapsed or updates are forced. Original error: Could not transfer metadata org.nutz:nutzboot-starter-test-junit4:2.3.7-SNAPSHOT/maven-metadata.xml from/to nutz (http://jfrog.nutz.cn/artifactory/libs-release): Connect to jfrog.nutz.cn:80 [jfrog.nutz.cn/210.77.144.105] failed: Operation timed out (Connection timed out)
[WARNING] Failure to transfer org.nutz:nutzboot-starter-test-junit4:2.3.7-SNAPSHOT/maven-metadata.xml from http://jfrog.nutz.cn/artifactory/snapshots was cached in the local repository, resolution will not be reattempted until the update interval of nutz-snapshots has elapsed or updates are forced. Original error: Could not transfer metadata org.nutz:nutzboot-starter-test-junit4:2.3.7-SNAPSHOT/maven-metadata.xml from/to nutz-snapshots (http://jfrog.nutz.cn/artifactory/snapshots): Connect to jfrog.nutz.cn:80 [jfrog.nutz.cn/210.77.144.105] failed: Operation timed out (Connection timed out)
Downloading: http://jfrog.nutz.cn/artifactory/libs-release/org/nutz/nutzboot-starter/2.3.7-SNAPSHOT/maven-metadata.xml
Downloading: http://jfrog.nutz.cn/artifactory/snapshots/org/nutz/nutzboot-starter/2.3.7-SNAPSHOT/maven-metadata.xml
[WARNING] Could not transfer metadata org.nutz:nutzboot-starter:2.3.7-SNAPSHOT/maven-metadata.xml from/to nutz (http://jfrog.nutz.cn/artifactory/libs-release): Connect to jfrog.nutz.cn:80 [jfrog.nutz.cn/210.77.144.105] failed: Operation timed out (Connection timed out)
[WARNING] Could not transfer metadata org.nutz:nutzboot-starter:2.3.7-SNAPSHOT/maven-metadata.xml from/to nutz-snapshots (http://jfrog.nutz.cn/artifactory/snapshots): Connect to jfrog.nutz.cn:80 [jfrog.nutz.cn/210.77.144.105] failed: Operation timed out (Connection timed out)
Downloading: http://jfrog.nutz.cn/artifactory/snapshots/org/nutz/nutzboot-parent/2.3.7-SNAPSHOT/maven-metadata.xml
Downloading: http://jfrog.nutz.cn/artifactory/libs-release/org/nutz/nutzboot-parent/2.3.7-SNAPSHOT/maven-metadata.xml