1，命令方式
进入到相应的pom.xml目录中
mvn dependency:sources
2，配置文件设置在maven user settings.xml中加入
<profiles> <profile> <id>downloadSources</id> <properties> <downloadSources>true</downloadSources> <downloadJavadocs>true</downloadJavadocs> </properties> </profile> </profiles> <activeProfiles> <activeProfile>downloadSources</activeProfile> </activeProfiles>
原文：http://my.oschina.net/liting/blog/380047