Java in XML
Prospects of encoding Java source code in XML
 Cosmos.java @ Google Code
Example Source path:  svn/cosmos/trunk/src/org/livcos/cosmos/Cosmos.java
 Sorcerer
Sorcerer is a source code cross reference generator. It analyzes a set of Java source files and produce HTML files that shows annotated source code.
 javac-API
The Java™ Programming Language Compiler, javac
CodeML
Javadoc Tool
 Doclet API
The Doclet API (also called the Javadoc API) provides a mechanism for clients to inspect the source-level structure of programs and libraries, including javadoc comments embedded in the source.
http://java.sun.com/j2se/javadoc/

Javadoc is a tool for generating API documentation in HTML format from doc comments in source code.

/livcos.org/data/map/brainstorm/documentation