Javamex

Java discussion forum to accompany the Javamex web site.

Discussion of medium to advanced level topics of Java programming, including Java performance, in association with the Javamex web site.

Latest Activity

Neil Coffey replied to Neil Coffey's discussion THIS FORUM IS MOVING!
"Sorry, you'll need to register again on the new forum!"
Apr 15
Will martin replied to Neil Coffey's discussion THIS FORUM IS MOVING!
"Hi Neil: Just joined last night and successfully logged in here, ...ning.com   following the link above led to a request to relogin and its not working. Not much of an issue yet....but thought I'd pass it on. regards will"
Apr 15
Neil Coffey posted a discussion

THIS FORUM IS MOVING!

This forum will shortly be retired.From now on, please use the new Javamex forums located here:http://www.forum.javamex.com/See More
Apr 15
2 Comments
Will martin is now a member of Javamex
Apr 15
Welcome Them!
Pallav Shyam replied to Pallav Shyam's discussion lock.lock v/s synchronized
"Hi Neil, Thanks for the quick reply. Maybe I was not very explicit in my message. I am made to understand that lock.lock behaves exactly the same as synchronized on the lock object. which means if synchronized acquires the object monitor, so does…"
Apr 12
Neil Coffey replied to Pallav Shyam's discussion lock.lock v/s synchronized
"Welcome to a slightly confusing feature of Locks. If you use one of the explicit Lock classes such as ReentrantLock, then the method you call is called await()-- notice the "a" at the beginning-- rather than the wait() method (which still…"
Apr 12
Pallav Shyam posted a discussion

lock.lock v/s synchronized

The thread calling synchronzed(obj) acquires and owns that objects monitor till it releases it. Does lock.lock also behaves in a similar fashion. I tried calling lock.wait() after lock.lock() using an instance of ReentrantLock and the code gave me IllegalMonitorStateException.See More
Apr 12
2 Comments
Javin Paul posted a discussion

How to setup JProfiler ?

How to setup JProfiler ?See More
Apr 12
0 Comments
Pallav Shyam liked Pallav Shyam's discussion notify vs notifyall
Apr 12
happy goofy replied to Pallav Shyam's discussion notify vs notifyall
"I ran this in Solaris. When the waiting dead lock happens, press ctl+\.  (SIGQUIT, 3).  On Windows, try ctl + break. This problem may result if the program creates say 5 producers and 1 consumer, and each can wake up just one other thread,…"
Apr 11
Pallav Shyam replied to Pallav Shyam's discussion notify vs notifyall
"Hi Goofy, Good explaination. This is certainly not the deadlock scenario we generally talk about.  By the way, how did you produce the thread trace which shows very clearly the state of each thread. Thanks, Pallav "
Apr 11
happy goofy replied to Pallav Shyam's discussion notify vs notifyall
"This program creates 1 producer thread and 5 consumer threads, all synchronized on an Object of type ArrayList. With notify (not notifyAll) executed by each thread , there will be,of course, at most one thread running (RUNNABLE), at most…"
Apr 10
Javin Paul posted a status
"Java and threads http://ning.it/Hvtmt9"
Apr 5
0 Comments
Larry McCabe is now a member of Javamex
Mar 29
Welcome Them!
Stoodles replied to Stoodles's discussion Stop variables and volatility
"Second penny dropped and feel the need to correct my own last post! Even though I may only have one instantiaton of a thread type object, its  run method will be running in a different thread to the method being…"
Mar 25
Stoodles updated their profile
Mar 22
 
 
 

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