Search the web
Sign In
New User? Sign Up
novajug · Northern Virginia Java Users Group (NOVA
  • Members Only
  • Post
  • Files
  • Photos
  • Links
  • Database
  • Polls
  • Members
  • Calendar
  • Promote
  • Groups Labs (Beta)
? Already a member? Sign in to Yahoo!

Yahoo! Groups Tips

Did you know...
Show off your group to the world. Share a photo of your group with us.

Best of Y! Groups

   Check them out and nominate your group.
Having problems with message search? Fill out this form to ensure your group is one of the first to be migrated to the new message search system.

Messages

   Messages Help
Message #
Search:
Advanced
What's the point??   Message List  
Reply | Forward Message #13412 of 13717 |
Re: [novajug] Re: What's the point??

On Fri, Jul 3, 2009 at 5:30 PM, David Bock<dbock@...> wrote:
> Code that doesn't matter becomes garbage collected by the forces of time.

This quote deserves to live forever!
Sat Jul 4, 2009 1:31 am

Show Message Option
medined
Offline Offline
Send Email Send Email

Forward 		Message #13412 of 13717 |
Expand Messages Author Sort by Date

I'm trying to understand why someone would want to create an empty interface (ex: java.io.Serializable). What does the Java API Documentation mean when it... 		stoicllc
Offline Send Email 		Jun 12, 2009
7:07 pm

Serializable is a "marker interface<http://en.wikipedia.org/wiki/Marker_interface_pattern>". The methods you refer to are usually implemented when your class...
Rich Cariens
richcariens
Offline Send Email 		Jun 12, 2009
7:11 pm

Correction: Externalizable does not require the methods you describe....
Rich Cariens
richcariens
Offline Send Email 		Jun 12, 2009
7:14 pm

Hi Steve, Serializable is a "marker" interface - as such it gives permission for instances of marked classes to use the built-in serialization process baked ...
Michael Aube
feelthe4c
Offline Send Email 		Jun 12, 2009
7:48 pm

Thanks...the mention of "marker" interface helps. I don't know if I've got the concept entirely, but I think one would implement a marker interface like...
stoicllc
Offline Send Email 		Jun 13, 2009
6:35 pm

Steve - Check out the example class at: http://gist.github.com/129520 I try to show that if you implement Cloneable, but don't override clone(), you may not...
Keith R. Bennett
krbennettmd
Offline Send Email 		Jun 14, 2009
2:29 am

Steve - I cleaned the file up a little, renamed it CloneTestA.java, and added an example with the probable desired behavior, called CloneTestB.java. They are...
Keith R. Bennett
krbennettmd
Offline Send Email 		Jun 14, 2009
10:09 pm

Keith, Thanks for the example. Steve...
stoicllc
Offline Send Email 		Jun 15, 2009
2:01 pm

you don't have to implement clone() method, in many cases, if your object's shallow, e.g....
jawabean
Offline Send Email 		Jun 15, 2009
5:53 pm

... Shallow? Please don't start a flame war by insulting someone's objects. That's low......
David Medinets
medined
Offline Send Email 		Jun 15, 2009
6:29 pm

Sorry I didn't respond sooner - just catching up on about a month's worth of emails. The notion of a 'marker' interface is somewhat retired in Java now that we...
David Bock
javaguy_98
Offline Send Email 		Jul 3, 2009
9:31 pm

... This quote deserves to live forever!...
David Medinets
medined
Offline Send Email 		Jul 4, 2009
1:31 am

... i doubt that annotations would make it easier to understand the "marker" concept. they're nice feature, but it's a new thing to understand for a newbie,...
jawabean
Offline Send Email 		Jul 4, 2009
3:33 pm

I would much rather see @Serializable than implements Serializable and have to explain because of historical reasons, why it is an interface. Although I agree...
David Bock
javaguy_98
Offline Send Email 		Jul 11, 2009
6:54 pm

You can think of the Serializble interface as a class level annotation. I is a way to add meta-data to a class without adding any methods or attributes. ...
clay_shooter
Offline Send Email 		Jun 13, 2009
11:38 am

if only that were true......
steve-vago@...
SAV_3096
Offline Send Email 		Jul 4, 2009
1:53 am
< Prev Topic  |  Next Topic >
Message #
Search:
Advanced
Copyright © 2009 Yahoo! Inc. All rights reserved.
Privacy Policy - Terms of Service - Guidelines - Help