/*
* Copyright 2014 Netflix, 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.
*/
package io.reactivex.netty.servo;
import com.netflix.servo.monitor.LongGauge;
import com.netflix.servo.monitor.MonitorConfig;
import com.netflix.servo.monitor.Monitors;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* @author Nitesh Kant
*/
public final class ServoUtils {
private static final Logger logger = LoggerFactory.getLogger(ServoUtils.class);
private ServoUtils() {
}
public static <T> T registerObject(String id, T objectToRegister) {
try {
Monitors.registerObject(id, objectToRegister);
} catch (Exception e) {
logger.error("Failed to register object with the servo registry.", e);
}
return objectToRegister;
}
public static void unregisterObject(String id, Object objectToRegister) {
try {
Monitors.unregisterObject(id, objectToRegister);
} catch (Exception e) {
logger.error("Failed to unregister object with the servo registry.", e);
}
}
public static LongGauge newLongGauge(String name) {
return new LongGauge(MonitorConfig.builder(name).build());
}
public static long incrementLongGauge(LongGauge gauge) {
return gauge.getNumber().incrementAndGet();
}
public static long decrementLongGauge(LongGauge gauge) {
return gauge.getNumber().decrementAndGet();
}
}