[ale] OT, but not as OT as recent stuff (JAVA)

Geoffrey esoteric at 3times25.net
Fri Nov 1 14:03:27 EST 2002


Sorry for the delay in my thanks, but thanks for the solution that at 
least two other folks suggested as well, this worked.

Mazukna, Thomas wrote:
> You can not put primitive types into Hashtable, only objects, so you
> probably store Long.
> 
> hash.put( key , new Long( 1000 ) );
> 
> When you get back an Object form hashtable cast it back to correct type:
> 
> Long one = (Long)hash.get(key);
> Long two = (Long) hash2.get(key);
> long rez = one.longValue() - two.longValue();
> 
> or one pass
> long rez = ((Long)hash.get(key)).longValue() -
> ((Long)hash2.get(key)).longValue();
> 
> Tomas
> 
> -----Original Message-----
> From: Geoffrey [mailto:esoteric at 3times25.net]
> Sent: Thursday, October 31, 2002 3:56 PM
> To: Mazukna, Thomas
> Cc: ALE
> Subject: Re: [ale] OT, but not as OT as recent stuff (JAVA)
> 
> 
> 
> 
> Mazukna, Thomas wrote:
> 
>>how did you managed to put number into the Object ? where is the value ?
> 
> 
> The object is returned by a hashtable.  Basically need to do this:
> 
> longvar[0] = hash.get(key) - hash2.get(anotherkey);
> 
> The values returned are large numbers (data transfer counts).
> 
> 
>>Tomas
>>
>>-----Original Message-----
>>From: Geoffrey [mailto:esoteric at 3times25.net]
>>Sent: Thursday, October 31, 2002 2:55 PM
>>To: ALE
>>Subject: [ale] OT, but not as OT as recent stuff (JAVA)
>>
>>
>>Okay Java gurus, I've come to the conclusion Java was designed to drive 
>>you insane whenever you need to convert types.  I'm trying to take two 
>>java.lang.Objects which are a series of numbers subtract one from the 
>>other and store the result in a long value.  I've tried:
>>
>>(long)theObject
>>(Long)theObject
>>Long.parseLong(theObject)
>>
>>I'm exhausted....
>>
>>Enlightenment would be blessed...
>>
> 
> 

-- 
Until later: Geoffrey		esoteric at 3times25.net

I didn't have to buy my radio from a specific company to listen
to FM, why doesn't that apply to the Internet (anymore...)?


---
This message has been sent through the ALE general discussion list.
See http://www.ale.org/mailing-lists.shtml for more info. Problems should be 
sent to listmaster at ale dot org.






More information about the Ale mailing list