| /* |
| * 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, 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.apache.druid.query.aggregation; |
| |
| import com.fasterxml.jackson.annotation.JsonCreator; |
| import com.fasterxml.jackson.annotation.JsonProperty; |
| import com.google.common.base.Preconditions; |
| |
| import java.util.Arrays; |
| |
| public class HistogramVisual |
| { |
| @JsonProperty public final double[] breaks; |
| @JsonProperty |
| public final double[] counts; |
| // an array of the quantiles including the min. and max. |
| @JsonProperty public final double[] quantiles; |
| |
| @JsonCreator |
| public HistogramVisual( |
| @JsonProperty double[] breaks, |
| @JsonProperty double[] counts, |
| @JsonProperty double[] quantiles |
| ) |
| { |
| Preconditions.checkArgument(breaks != null, "breaks must not be null"); |
| Preconditions.checkArgument(counts != null, "counts must not be null"); |
| Preconditions.checkArgument(breaks.length == counts.length + 1, "breaks.length must be counts.length + 1"); |
| |
| this.breaks = breaks; |
| this.counts = counts; |
| this.quantiles = quantiles; |
| } |
| |
| public HistogramVisual( |
| float[] breaks, |
| float[] counts, |
| float[] quantiles |
| ) |
| { |
| Preconditions.checkArgument(breaks != null, "breaks must not be null"); |
| Preconditions.checkArgument(counts != null, "counts must not be null"); |
| Preconditions.checkArgument(breaks.length == counts.length + 1, "breaks.length must be counts.length + 1"); |
| |
| this.breaks = new double[breaks.length]; |
| this.counts = new double[counts.length]; |
| this.quantiles = new double[quantiles.length]; |
| for (int i = 0; i < breaks.length; ++i) { |
| this.breaks[i] = breaks[i]; |
| } |
| for (int i = 0; i < counts.length; ++i) { |
| this.counts[i] = counts[i]; |
| } |
| for (int i = 0; i < quantiles.length; ++i) { |
| this.quantiles[i] = quantiles[i]; |
| } |
| } |
| |
| @Override |
| public String toString() |
| { |
| return "HistogramVisual{" + |
| "counts=" + Arrays.toString(counts) + |
| ", breaks=" + Arrays.toString(breaks) + |
| ", quantiles=" + Arrays.toString(quantiles) + |
| '}'; |
| } |
| } |