What is legacy class in java ???

Question

I found some keyword legacy class, so i want to know about legacy class and why they are called legacy class??

Answer 1

Legacy classes and interfaces are the classes and interfaces that formed the collections framework in the earlier versions of Java and how now been restructured or re-engineered. They are fully compatible with the framework.
For more info :
http://stackoverflow.com/questions/21086307/what-are-the-legacy-classes-in-java
http://www.studytonight.com/java/legacy-classes-and-interface.php

Answer 2

thanks @Dayve