In order to run a JAVA application, you need JAVA as an additional programm to your operating system.
You don’t have to start JAVA to run a JAVA application. Usually, it is sufficient to have installed the right version of JAVA. Subsequently, you are able to start, for example, Barcode Shipping.
From Barcode Shipping’s version 1.2 requires at least JAVA 7. As user all youhave to do is install the JRE version. The JDK version includes add ons for developers.

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