http://www.danchisholm.net
http://www.javaranch.com/mock.jsp
http://www.theserverside.com
http://www.onjava.com
http://www.java.net
http://esjug.dev.java.net
http://repo.maujr.org/aulas/java5/aula-7-annotations.pdf
http://java.sun.com/j2se/1.5/pdf/generics-tutorial.pdf