package com.linkedin.helix.messaging.handling;
import java.util.HashSet;
import java.util.concurrent.ThreadPoolExecutor;
import org.testng.Assert;
import org.testng.annotations.Test;
import com.linkedin.helix.ConfigAccessor;
import com.linkedin.helix.ConfigScope;
import com.linkedin.helix.ConfigScopeBuilder;
import com.linkedin.helix.HelixManager;
import com.linkedin.helix.NotificationContext;
import com.linkedin.helix.integration.ZkStandAloneCMTestBase;
import com.linkedin.helix.messaging.DefaultMessagingService;
import com.linkedin.helix.messaging.handling.HelixTaskExecutor;
import com.linkedin.helix.messaging.handling.MessageHandler;
import com.linkedin.helix.messaging.handling.MessageHandlerFactory;
import com.linkedin.helix.model.Message;
public class TestConfigThreadpoolSize extends ZkStandAloneCMTestBase
{
public static class TestMessagingHandlerFactory implements MessageHandlerFactory
{
public static HashSet<String> _processedMsgIds = new HashSet<String>();
@Override
public MessageHandler createHandler(Message message,
NotificationContext context)
{
return null;
}
@Override
public String getMessageType()
{
return "TestMsg";
}
@Override
public void reset()
{
// TODO Auto-generated method stub
}
}
public static class TestMessagingHandlerFactory2 implements MessageHandlerFactory
{
public static HashSet<String> _processedMsgIds = new HashSet<String>();
@Override
public MessageHandler createHandler(Message message,
NotificationContext context)
{
return null;
}
@Override
public String getMessageType()
{
return "TestMsg2";
}
@Override
public void reset()
{
// TODO Auto-generated method stub
}
}
@Test
public void TestThreadPoolSizeConfig()
{
String instanceName = PARTICIPANT_PREFIX + "_" + (START_PORT + 0);
HelixManager manager = _startCMResultMap.get(instanceName)._manager;
ConfigAccessor accessor = manager.getConfigAccessor();
ConfigScope scope =
new ConfigScopeBuilder().forCluster(manager.getClusterName()).forParticipant(instanceName).build();
accessor.set(scope, "TestMsg."+ HelixTaskExecutor.MAX_THREADS, ""+12);
scope =
new ConfigScopeBuilder().forCluster(manager.getClusterName()).build();
accessor.set(scope, "TestMsg."+ HelixTaskExecutor.MAX_THREADS, ""+8);
for (int i = 0; i < NODE_NR; i++)
{
instanceName = PARTICIPANT_PREFIX + "_" + (START_PORT + i);
_startCMResultMap.get(instanceName)._manager.getMessagingService().registerMessageHandlerFactory("TestMsg", new TestMessagingHandlerFactory());
_startCMResultMap.get(instanceName)._manager.getMessagingService().registerMessageHandlerFactory("TestMsg2", new TestMessagingHandlerFactory2());
}
for (int i = 0; i < NODE_NR; i++)
{
instanceName = PARTICIPANT_PREFIX + "_" + (START_PORT + i);
DefaultMessagingService svc = (DefaultMessagingService)(_startCMResultMap.get(instanceName)._manager.getMessagingService());
HelixTaskExecutor helixExecutor = svc.getExecutor();
ThreadPoolExecutor executor = (ThreadPoolExecutor)(helixExecutor._threadpoolMap.get("TestMsg"));
ThreadPoolExecutor executor2 = (ThreadPoolExecutor)(helixExecutor._threadpoolMap.get("TestMsg2"));
if(i != 0)
{
Assert.assertEquals(8, executor.getMaximumPoolSize());
}
else
{
Assert.assertEquals(12, executor.getMaximumPoolSize());
}
Assert.assertEquals(HelixTaskExecutor.DEFAULT_PARALLEL_TASKS, executor2.getMaximumPoolSize());
}
}
}