File list (Check if you may need any files):
hibernateJoin
.............\.classpath
.............\.project
.............\child.hbm.xml
.............\com
.............\...\adi
.............\...\...\join
.............\...\...\....\Child.class
.............\...\...\....\Child.java
.............\...\...\....\JoinClient.class
.............\...\...\....\JoinClient.java
.............\...\...\....\Parent.class
.............\...\...\....\Parent.java
.............\hibernate.cfg.xml
.............\parent.hbm.xml