A Linux shell script to compile Java source code files that require building a CLASSPATH

A Java compile example: How to compile a Java program from a Unix/Linux shell script.

From time to time circumstances come up where I don't have Ant or an Ant-based project to compile my Java programs. On those occasions (which are very rare these days), I typically use a Linux shell script to compile my Java classes. I thought I'd share this "java compile" shell script here today.