This links to my blog posts and pages dealing with Java programming. They include Java written as libraries for an Oracle database, stand alone programs, and JDBC examples. The blog pages show below the top-level page in the right hand column, while blog posts only show in the list below.
Java Libraries for Oracles:
How to copy external files with Java from SQL or PL/SQL
How to delete an external file from SQL or PL/SQL
How to implement database trigger logic in Java.
Reading an external directory from SQL or PL/SQL
Java Program using JDBC to access Oracle databases:
If you have ideas of things that should be added, leave a comment.