Class Loaders

To run any Java application, Java run time environment has to load the necessary classes into virtual machine.

Which component loads these classes?

It is class loader, which checks for the classes in classpath of the system and load all necessary classes to Java virtual machine (JVM).

In this tutorial series, you are going to learn below things.

Exploring CLASSPATH

How to make the APIs available to all applications

How class loading works?

Load a class using URLClassLoader

Loading a class using URLClassLoader continuation

Custom Class Loader

How to load two versions of same class in same virtual machine?

Reload the classes dynamically

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