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dcb189943b
This is one of a series of CLs adding a new metric type, EventMetric, which is used for tracking numerical distributions. ------------- Created by MOE: https://github.com/google/moe MOE_MIGRATED_REVID=132103552
53 lines
2 KiB
Java
53 lines
2 KiB
Java
// Copyright 2016 The Domain Registry Authors. All Rights Reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package google.registry.monitoring.metrics;
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import static com.google.common.base.Preconditions.checkArgument;
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import static google.registry.monitoring.metrics.MetricsUtils.checkDouble;
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import com.google.auto.value.AutoValue;
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import com.google.common.collect.ImmutableSet;
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import com.google.common.collect.ImmutableSortedSet;
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import com.google.common.collect.Ordering;
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/**
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* Models a {@link DistributionFitter} with arbitrary sized intervals.
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*
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* <p>If only only one boundary is provided, then the fitter will consist of an overflow and
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* underflow interval separated by that boundary.
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*/
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@AutoValue
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public abstract class CustomFitter implements DistributionFitter {
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/**
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* Create a new {@link CustomFitter} with the given interval boundaries.
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*
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* @param boundaries is a sorted list of interval boundaries
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* @throws IllegalArgumentException if {@code boundaries} is empty or not sorted in ascending
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* order, or if a value in the set is infinite, {@code NaN}, or {@code -0.0}.
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*/
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public static CustomFitter create(ImmutableSet<Double> boundaries) {
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checkArgument(boundaries.size() > 0, "boundaries must not be empty");
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checkArgument(Ordering.natural().isOrdered(boundaries), "boundaries must be sorted");
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for (Double d : boundaries) {
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checkDouble(d);
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}
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return new AutoValue_CustomFitter(ImmutableSortedSet.copyOf(boundaries));
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}
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@Override
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public abstract ImmutableSortedSet<Double> boundaries();
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}
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