VB icon

Convert IP into hostname

Email
Submitted on: 1/1/2015 4:19:00 AM
By: Anonymous (from psc cd)  
Level: Not Given
User Rating: By 2 Users
Compatibility: Java (JDK 1.1)
Views: 3884
 
     How do I convert a numeric IP address like 199.1.32.90 into a hostname like star.blackstar.com? Unfortunately due to an unintended side effect (i.e. a bug) in Java's caching of IP addresses and hostnames, Java 1.0 can't convert numeric IP addresses into hostnames. However this is straightforward in Java 1.1. For example, (Java FAQ:found on the web at:http://sunsite.unc.edu/javafaq/javafaq.html)
 
code:
Can't Copy and Paste this?
Click here for a copy-and-paste friendly version of this code!
				
//**************************************
// Name: Convert IP into hostname
// Description:How do I convert a numeric IP address like 199.1.32.90 into a hostname like star.blackstar.com?
Unfortunately due to an unintended side effect (i.e. a bug) in Java's caching of IP addresses and hostnames, Java 1.0 can't convert numeric IP addresses into hostnames. However this is straightforward in Java 1.1. For example,
(Java FAQ:found on the web at:http://sunsite.unc.edu/javafaq/javafaq.html)
// By: Anonymous (from psc cd)
//**************************************

String hostname = InetAddress.getByName("199.1.32.90").getHostName()


Other 17 submission(s) by this author

 


Report Bad Submission
Use this form to tell us if this entry should be deleted (i.e contains no code, is a virus, etc.).
This submission should be removed because:

Your Vote

What do you think of this code (in the Not Given category)?
(The code with your highest vote will win this month's coding contest!)
Excellent  Good  Average  Below Average  Poor (See voting log ...)
 

Other User Comments


 There are no comments on this submission.
 

Add Your Feedback
Your feedback will be posted below and an email sent to the author. Please remember that the author was kind enough to share this with you, so any criticisms must be stated politely, or they will be deleted. (For feedback not related to this particular code, please click here instead.)
 

To post feedback, first please login.