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Use static fields as constants

Use static fields as constants - Java Tutorial

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Use static fields as constants

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- [Instructor] In programming terminology, a constant is a variable whose value can't be changed. In many programming languages, there's a special kind of variable called a constant. Some languages, for example, have a special keyword called C-O-N-S-T, const, that's used to declare a constant. Java doesn't have that, but you can create constant values in Java, using a combination of keywords. When you create a constant, typically you set it as static and final, meaning that it's a member of the class, not a class instance, and it's final, meaning it can't be changed. Let's take the example of the application I've been working on. I'm creating a new clothing item, and I'm using a string value of Shirt, because this is a literal string, it's easy to get wrong. I can mistype it, and the compiler won't have any way of checking to make sure that I typed it correctly. So, I want to setup some constants in my ClothingItem…

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