/*
* 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.context.provider.stat.jvmgc;
import com.codahale.metrics.Metric;
import com.codahale.metrics.jvm.MemoryUsageGaugeSet;
import com.google.inject.Inject;
import com.google.inject.Provider;
import com.navercorp.pinpoint.profiler.monitor.codahale.MetricMonitorValues;
import com.navercorp.pinpoint.profiler.monitor.metric.memory.CmsGcMemoryMetric;
import com.navercorp.pinpoint.profiler.monitor.metric.memory.G1GcMemoryMetric;
import com.navercorp.pinpoint.profiler.monitor.metric.memory.MemoryMetric;
import com.navercorp.pinpoint.profiler.monitor.metric.memory.ParallelGcMemoryMetric;
import com.navercorp.pinpoint.profiler.monitor.metric.memory.SerialGcMemoryMetric;
import com.navercorp.pinpoint.profiler.monitor.metric.memory.UnknownMemoryMetric;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.util.Map;
import java.util.Set;
/**
* @author dawidmalina
* @author HyunGil Jeong
*/
public class MemoryMetricProvider implements Provider<MemoryMetric> {
private final Logger logger = LoggerFactory.getLogger(this.getClass());
private final MemoryUsageGaugeSet memoryUsageGaugeSet = new MemoryUsageGaugeSet();
@Inject
public MemoryMetricProvider() {
}
@Override
public MemoryMetric get() {
Map<String, Metric> memoryUsageMetrics = memoryUsageGaugeSet.getMetrics();
Set<String> metricNames = memoryUsageMetrics.keySet();
MemoryMetric memoryMetric;
if (metricNames.contains(MetricMonitorValues.METRIC_MEMORY_POOLS_SERIAL_OLDGEN_USAGE)) {
memoryMetric = new SerialGcMemoryMetric(memoryUsageMetrics);
} else if (metricNames.contains(MetricMonitorValues.METRIC_MEMORY_POOLS_PS_OLDGEN_USAGE)) {
memoryMetric = new ParallelGcMemoryMetric(memoryUsageMetrics);
} else if (metricNames.contains(MetricMonitorValues.METRIC_MEMORY_POOLS_CMS_OLDGEN_USAGE)) {
memoryMetric = new CmsGcMemoryMetric(memoryUsageMetrics);
} else if (metricNames.contains(MetricMonitorValues.METRIC_MEMORY_POOLS_G1_OLDGEN_USAGE)) {
memoryMetric = new G1GcMemoryMetric(memoryUsageMetrics);
} else {
memoryMetric = new UnknownMemoryMetric(memoryUsageMetrics);
}
logger.info("loaded : {}", memoryMetric);
return memoryMetric;
}
}