28.2. Class Loader Subsystem

Try these first

1. 1.

   What is the function of the Bootstrap ClassLoader?

   Hint

   Think of the core Java classes that all applications need.

2. 2.

   Name the three types of class loaders.

   Hint

   Recall the BEA acronym we discussed!

3. 3.

   Which class loader is responsible for loading core Java classes?

   • Extension ClassLoader
   • Application ClassLoader
   • Bootstrap ClassLoader

   Hint

   Consider which loader comes first in the hierarchy.

4. 4.

   True or False: The Extension ClassLoader loads classes from the application classpath.

   • True
   • False

   Hint

   Review where classes for external libraries reside.

5. 5.

   Design a small Java application that implements a custom class loader. Explain how this custom loader fits into the existing class loader hierarchy.

   Hint

   Consider exploring Java documentation for creating ClassLoader extensions.

6. 6.

   Discuss the potential implications of a class failing during the resolution step of the linking process. How would this affect application stability?

   Hint

   Focus on how class dependencies impact Java applications overall.