Herding Cats
Imagine trying to distribute an application, uncompressed, to end users: “Now downloading file 2 of 768…”. This is what my friends from Texas call herding cats. It is obviously easier to deal with one file than many files, so typically packaging involves taking the many files in your application and putting them into one or two manageable files that can then be FTP'd or copied across the network or burned onto a DVD for sale in stores.
Making One File: Packaging into a JAR
If you have used Microsoft's Visual Studio, you know that it is very easy to make a program you write into an executable file. In Java, you don't make .exe files as you do in Visual Studio. Instead, you make a JAR file, which can be executed on a system that has ...
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