/*
* Copyright (C) 2014 Camptocamp
*
* This file is part of MapFish Print
*
* MapFish Print is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* MapFish Print 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with MapFish Print. If not, see <http://www.gnu.org/licenses/>.
*/
package org.mapfish.print.metrics;
import com.codahale.metrics.MetricRegistry;
import com.codahale.metrics.jvm.FileDescriptorRatioGauge;
import com.codahale.metrics.jvm.GarbageCollectorMetricSet;
import com.codahale.metrics.jvm.MemoryUsageGaugeSet;
import com.codahale.metrics.jvm.ThreadStatesGaugeSet;
import org.springframework.beans.factory.annotation.Autowired;
import javax.annotation.PostConstruct;
/**
* A bean that will add several gauges and metric sets for tracking the JVM stats.
*
* @author Jesse on 5/9/2014.
*/
public final class JvmMetricsConfigurator {
@Autowired
private MetricRegistry metricRegistry;
/**
* Add several jvm metrics.
*/
@PostConstruct
public void init() {
this.metricRegistry.register(name("gc"), new GarbageCollectorMetricSet());
this.metricRegistry.register(name("memory"), new MemoryUsageGaugeSet());
this.metricRegistry.register(name("thread-states"), new ThreadStatesGaugeSet());
this.metricRegistry.register(name("fd-usage"), new FileDescriptorRatioGauge());
}
private String name(final String metricName) {
return "jvm-" + metricName;
}
}