December 1999
Intermediate to advanced
816 pages
20h 27m
English
Content preview from PURE Java™ 2
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Interface and Class Details
Interface Cloneable
public abstract interface Cloneable
This interface is used to indicate that the class can have its instances cloned. The clone() method, inherited from Object, is valid, although typically a user-defined class will need to define its own version of clone() to provide the behavior desired for copying an entire object with a deep copy. A deep copy is the process of copying all the fields of all the dependent objects of a given object being copied. If you have a class that contains a GregorianCalendar object, a deep copy would copy the object, instantiate a new GregorianCalendar object for the copied object, and copy all the fields from the GregorianCalendar object that is being copied. In general, ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.