Right now Maven javadoc and sources artifacts do not accompany Hadoop releases within Maven central. This means that one needs to checkout source code to DEBUG aspects of the codebase... this is not user friendly.
The build script(s) should be amended to accommodate publication of javadoc and sources artifacts alongside pom and jar artifacts.
Some history on this conversation can be seen below
- relates to
HADOOP-6635 Install or deploy source jars to maven repo
- links to