/*
* #%L
* Talend ESB :: Adapters :: HQ :: Talend Runtime Plugin
* %%
* Copyright (C) 2011 - 2013 Talend Inc.
* %%
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
* #L%
*/
package org.talend.esb.monitoring.hq;
import java.io.IOException;
import java.util.Collection;
import java.util.Map;
import org.hyperic.hq.product.Metric;
import org.hyperic.hq.product.MetricInvalidException;
import org.hyperic.hq.product.MetricNotFoundException;
import org.hyperic.hq.product.MetricUnreachableException;
import org.hyperic.hq.product.MetricValue;
import org.hyperic.hq.product.PluginException;
import org.hyperic.hq.product.jmx.MxMeasurementPlugin;
import org.hyperic.hq.product.jmx.MxUtil;
public class JobServerMeasurementPlugin extends MxMeasurementPlugin {
// private final Logger log = Logger
// .getLogger(JobServerMeasurementPlugin.class.getName());
@Override
public MetricValue getValue(Metric metric) throws PluginException,
MetricNotFoundException, MetricUnreachableException {
if (metric.isAvail()) {
return super.getValue(metric);
}
try {
String objNameStr = Metric.decode(metric.getObjectName());
Object o = MxUtil.getValue(metric.getProperties(), objNameStr, metric.getAttributeName());
if (o instanceof Collection<?>) {
Collection<?> c = (Collection<?>) o;
return new MetricValue(c.size());
} else if (o instanceof Map<?, ?>) {
Map<?, ?> m = (Map<?, ?>) o;
return new MetricValue(m.size());
} else if (o instanceof Number) {
Number n = (Number) o;
return new MetricValue(n);
}
} catch (IOException e) {
throw new MetricUnreachableException("Error during communication with remote MBean Server.", e);
} catch (Exception e) {
throw new PluginException(e);
}
throw new MetricInvalidException("Cannot parse value of metric " + metric.toString());
}
}