Hi David I know you (and have even met you on the phone). These two blogs are good places to start. Let me know if you need more info!
http://dsoguy.blogspot.com/2010/04/countdown-to-terracotta-toolkit-beta.html http://dsoguy.blogspot.com/2010/05/couple-minutes-with-terracotta-toolkit.html We look forward to you getting involved as your time allows. Cheers, Steve On May 18, 2010, at 3:11 PM, David Hooker wrote: > Is there a page somewhere which describes the Toolkit and what it provides? > So far, I haven't had time to pay much attention to what's going on with it, > but these slides and examples whet my appetite. I'm a paying TC FX customer; > we use TC to build our transaction processing platform and having a good API > to the clustering environment and resources looks like a cleaner approach > than the one we have to use right now. > > Once I have time to actually work on it (next month) I'll be glad to provide > feedback on what I'd like to see and use. > > On Tue, 2010-05-18 at 09:28 -0700, Steve Harris wrote: >> >> Much more information to come but... >> >> >> Slides can be viewed and downloaded: >> >> >> http://public.iwork.com/document/?a=p198608280&d=Toolkit_presentation.key >> >> >> >> >> Code from the samples: >> >> >> ------- >> import java.util.concurrent.BlockingQueue; >> >> >> import org.terracotta.api.ClusteringProvider; >> import org.terracotta.api.StandaloneClusteringProvider; >> import org.terracotta.collections.TerracottaMap; >> import org.terracotta.coordination.Barrier; >> >> >> /** >> * Simple example of using a blocking queue in a cluster >> * >> * @author steve >> * >> */ >> public class PlayingWithExpressQueue { >> public static void main(String[] args) throws Exception { >> ClusteringProvider clustering = new StandaloneClusteringProvider( >> "localhost:9510"); >> >> >> Barrier barrier = clustering.getBarrier("queueBarrier", 2); >> >> >> BlockingQueue<String> expressQueue = clustering >> .getBlockingQueue("myQueue"); >> >> >> TerracottaMap<String, BlockingQueue> map = clustering.getMap("myMap"); >> boolean putter = map.put("myQueue", expressQueue) == null; >> System.out.println("waiting"); >> barrier.await(); >> >> >> BlockingQueue bq = map.get("myQueue"); >> >> >> if (putter) { >> bq.put("Hello Steve"); >> } >> if (!putter) { >> System.out.println("Got: " + bq.take() + " putter: " + putter); >> } else { >> System.out.println("Not the taker"); >> } >> } >> } >> >> >> >> >> ----- >> >> >> import java.util.Set; >> import java.util.concurrent.TimeUnit; >> >> >> import org.terracotta.api.ClusteringProvider; >> import org.terracotta.api.StandaloneClusteringProvider; >> import org.terracotta.collections.TerracottaMap; >> import org.terracotta.coordination.Barrier; >> import org.terracotta.locking.ReadWriteLock; >> >> >> /** >> * >> * @author steve >> * >> * Simple demonstration of using cyclic barrier and reentrant read-write >> locks >> * striped over a hashmap >> * >> */ >> public class PlayingWithExpress { >> >> >> public static void main(String[] args) { >> >> >> final String barrierName = args[0]; >> final int numberOfParties = Integer.parseInt(args[1]); >> ClusteringProvider clustering = new StandaloneClusteringProvider( >> "localhost:9510"); >> TerracottaMap<String, ReadWriteLock> map = clustering.getMap("MyMap"); >> Barrier barrier = clustering.getBarrier(barrierName, numberOfParties); >> ReadWriteLock l = clustering.getReadWriteLock(clustering >> .getUniversallyUniqueClientID()); >> map.put(clustering.getUniversallyUniqueClientID(), l); >> >> try { >> System.out.println("Waiting ..."); >> int index = barrier.await(); >> Set<String> keys = (Set<String>) map.keySet(); >> for (String k : keys) { >> >> >> ReadWriteLock mrwl = (ReadWriteLock) map.get(k); >> >> >> System.out.println("MAP Locked: " + k + ": " >> + mrwl.writeLock().tryLock(1, TimeUnit.SECONDS)); >> } >> barrier.await(); >> System.out.println("... finished " + index); >> } catch (Exception e) { >> e.printStackTrace(); >> } >> } >> } >> >> >> _______________________________________________ >> tc-dev mailing list >> tc-dev@lists.terracotta.org >> http://lists.terracotta.org/mailman/listinfo/tc-dev > _______________________________________________ > tc-dev mailing list > tc-dev@lists.terracotta.org > http://lists.terracotta.org/mailman/listinfo/tc-dev
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