/*
* Copyright 2017 NAVER Corp.
*
* 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.
*/
package com.navercorp.pinpoint.profiler.monitor.metric.cpu.oracle;
import com.codahale.metrics.Gauge;
import com.navercorp.pinpoint.profiler.monitor.metric.cpu.CpuLoadMetric;
import com.sun.management.OperatingSystemMXBean;
import java.lang.management.ManagementFactory;
/**
* @author HyunGil Jeong
*/
public class DefaultCpuLoadMetric implements CpuLoadMetric {
private final Gauge<Double> jvmCpuLoadGauge;
private final Gauge<Double> systemCpuLoadGauge;
public DefaultCpuLoadMetric() {
final OperatingSystemMXBean operatingSystemMXBean = (OperatingSystemMXBean) ManagementFactory.getOperatingSystemMXBean();
jvmCpuLoadGauge = new Gauge<Double>() {
@Override
public Double getValue() {
return operatingSystemMXBean.getProcessCpuLoad();
}
};
systemCpuLoadGauge = new Gauge<Double>() {
@Override
public Double getValue() {
return operatingSystemMXBean.getSystemCpuLoad();
}
};
}
@Override
public Double jvmCpuLoad() {
return jvmCpuLoadGauge.getValue();
}
@Override
public Double systemCpuLoad() {
return systemCpuLoadGauge.getValue();
}
@Override
public String toString() {
return "CpuLoadMetric for Oracle Java 1.7+";
}
}