/*
* JBoss, Home of Professional Open Source.
* Copyright 2011, Red Hat, Inc., and individual contributors
* as indicated by the @author tags. See the copyright.txt file in the
* distribution for a full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.jboss.as.threads;
import java.util.Arrays;
import java.util.List;
import org.jboss.as.controller.AttributeDefinition;
import org.jboss.as.controller.OperationContext;
import org.jboss.as.controller.OperationFailedException;
import org.jboss.msc.service.Service;
import org.jboss.msc.service.ServiceName;
/**
* Handles metrics for a scheduled thread pool.
* @author Alexey Loubyansky
*/
public class ScheduledThreadPoolMetricsHandler extends ThreadPoolMetricsHandler {
public static final List<AttributeDefinition> METRICS = Arrays.asList(PoolAttributeDefinitions.ACTIVE_COUNT,
PoolAttributeDefinitions.COMPLETED_TASK_COUNT, PoolAttributeDefinitions.CURRENT_THREAD_COUNT,
PoolAttributeDefinitions.LARGEST_THREAD_COUNT, PoolAttributeDefinitions.TASK_COUNT,
PoolAttributeDefinitions.QUEUE_SIZE);
public ScheduledThreadPoolMetricsHandler(final ServiceName serviceNameBase) {
super(METRICS, serviceNameBase);
}
@Override
protected void setResult(OperationContext context, final String attributeName, final Service<?> service)
throws OperationFailedException {
final ScheduledThreadPoolService pool = (ScheduledThreadPoolService) service;
if(attributeName.equals(CommonAttributes.ACTIVE_COUNT)) {
context.getResult().set(pool.getActiveCount());
} else if(attributeName.equals(CommonAttributes.COMPLETED_TASK_COUNT)) {
context.getResult().set(pool.getCompletedTaskCount());
} else if (attributeName.equals(CommonAttributes.CURRENT_THREAD_COUNT)) {
context.getResult().set(pool.getCurrentThreadCount());
} else if (attributeName.equals(CommonAttributes.LARGEST_THREAD_COUNT)) {
context.getResult().set(pool.getLargestThreadCount());
} else if (attributeName.equals(CommonAttributes.TASK_COUNT)) {
context.getResult().set(pool.getTaskCount());
} else if (attributeName.equals(CommonAttributes.QUEUE_SIZE)) {
context.getResult().set(pool.getQueueSize());
} else {
// Programming bug. Throw a RuntimeException, not OFE, as this is not a client error
throw ThreadsLogger.ROOT_LOGGER.unsupportedScheduledThreadPoolMetric(attributeName);
}
}
}