org.apache.flink.runtime.metrics.SimpleHistogram Maven / Gradle / Ivy
/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF 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,
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* See the License for the specific language governing permissions and
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*/
package org.apache.flink.runtime.metrics;
import org.apache.flink.dropwizard.metrics.DropwizardHistogramWrapper;
import com.codahale.metrics.Histogram;
import com.codahale.metrics.SlidingTimeWindowReservoir;
import java.util.concurrent.TimeUnit;
/**
* A simple instance of DropwizardHistogramWrapper.
*/
public class SimpleHistogram extends DropwizardHistogramWrapper {
public SimpleHistogram() {
super(new Histogram(new SlidingTimeWindowReservoir(5, TimeUnit.SECONDS)));
}
public SimpleHistogram(int timeSpan) {
super(new Histogram(new SlidingTimeWindowReservoir(timeSpan, TimeUnit.SECONDS)));
}
}