What is JAXB generated package-info.java

Question

I\'m trying to find some information on what the package-info.java file generated by the JAXB xjc commandline app actually does. All that is in

Answer 1

This is also useful when you generate javadoc

package-info.java - Can contain a package declaration, package annotations, package comments and Javadoc tags. This file is new in JDK 5.0, and is preferred over package.html.

source : http://download.oracle.com/javase/6/docs/technotes/tools/solaris/javadoc.html#sourcefiles

Answer 2

package-info.java is a way to apply java annotations at the package level. In this case Jaxb is using package-level annotations to indicate the namespace, and to specify namespace qualification for attributes (source).

Answer 3

If you want to define default namespace for elements in your java model, you can define it in package-info.java