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/*
* Licensed to Elasticsearch under one or more contributor
* license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright
* ownership. Elasticsearch licenses this file to you 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 org.elasticsearch.monitor.jvm;
import org.elasticsearch.common.component.AbstractComponent;
import org.elasticsearch.common.settings.Settings;
import org.elasticsearch.common.unit.TimeValue;
/**
*
*/
public class JvmService extends AbstractComponent {
private final JvmInfo jvmInfo;
private final TimeValue refreshInterval;
private JvmStats jvmStats;
public JvmService(Settings settings) {
super(settings);
this.jvmInfo = JvmInfo.jvmInfo();
this.jvmStats = JvmStats.jvmStats();
this.refreshInterval = this.settings.getAsTime("refresh_interval", TimeValue.timeValueSeconds(1));
logger.debug("Using refresh_interval [{}]", refreshInterval);
}
public JvmInfo info() {
return this.jvmInfo;
}
public synchronized JvmStats stats() {
if ((System.currentTimeMillis() - jvmStats.getTimestamp()) > refreshInterval.millis()) {
jvmStats = JvmStats.jvmStats();
}
return jvmStats;
}
}
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