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Once you get the Class object it can be used to create an instance of the class.

Have you looked at the tutorial:
http://docs.oracle.com/javase/tutorial/reflect/index.html

The same as when any object is created and its value assigned to a variable.
The reference variable can be added to an arraylist.

The code at the link used reflection to call a method named in a String. Not exactly what you are trying to do, but related: using a String's contents to call an object's method.

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The class definition must exist before you can create an instance of it. The reflection package classes allow you to use a String to do that.

There is an example of a reflection class usage...

Look at the classes in the java.lang.reflect package. They have methods for using Strings to access objects and call methods.