maven 自动更新子模块的依赖版本号

maven 多模块自动更新子模块的api版本号

1： parent
mvn -N versions:update-child-modules
mvn deploy -N
2: service
deploy
3: 子模块api

在parent的pom.xml目录执行：
mvn -N versions:update-child-modules

[INFO] Scanning for projects...
[INFO] Downloading: 
.......
[INFO] Module: byron4j-agent
[INFO]     parent was com.byron4j:byron4j-parent:1.2.2-SNAPSHOT
[INFO]     updated to com.byron4j:byron4j-parent:1.2.2-RELEASE
[INFO] Module: byron4j-agent-api
[INFO]     parent was com.byron4j:byron4j-parent:1.2.2-SNAPSHOT
[INFO]     updated to com.byron4j:byron4j-parent:1.2.2-RELEASE
[INFO] Module: byron4j-common
[INFO]     parent was com.byron4j:byron4j-parent:1.2.2-SNAPSHOT
[INFO]     updated to com.byron4j:byron4j-parent:1.2.2-RELEASE

[INFO] ------------------------------------------------------------------------
[INFO] BUILD SUCCESS
[INFO] ------------------------------------------------------------------------
[INFO] Total time: 20.166 s
[INFO] Finished at: 2017-06-08T18:51:58+08:00
[INFO] Final Memory: 16M/173M
[INFO] ------------------------------------------------------------------------

执行完毕后，看到所有子模块均更新了相应的api版本。