If Java is not recognized as internal or external command, you need to make sure that the installation is not problematic and its path is recognized as system variables.

This blog posting covers the minor things one needs to know to run individual JUnit-based unit tests from the command-line using an Ant build.xml file generated by NetBeans 6.1 or NetBeans 6.5 for ...

Learn how to use the Command pattern to encapsulate requests as objects that you can execute alone or in sequence in your Java programs.