| /* |
| * Copyright 2015 Google 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 java.util; |
| |
| import java.util.function.IntConsumer; |
| |
| /** |
| * See <a |
| * href="https://docs.oracle.com/javase/8/docs/api/java/util/IntSummaryStatistics.html">the |
| * official Java API doc</a> for details. |
| */ |
| public class IntSummaryStatistics implements IntConsumer { |
| |
| private long count; |
| private int min = Integer.MAX_VALUE; |
| private int max = Integer.MIN_VALUE; |
| private long sum; |
| |
| @Override |
| public void accept(int value) { |
| count++; |
| min = Math.min(min, value); |
| max = Math.max(max, value); |
| sum += value; |
| } |
| |
| public void combine(IntSummaryStatistics other) { |
| count += other.count; |
| min = Math.min(min, other.min); |
| max = Math.max(max, other.max); |
| sum += other.sum; |
| } |
| |
| public double getAverage() { |
| return count > 0 ? (double) sum / count : 0d; |
| } |
| |
| public long getCount() { |
| return count; |
| } |
| |
| public int getMin() { |
| return min; |
| } |
| |
| public int getMax() { |
| return max; |
| } |
| |
| public long getSum() { |
| return sum; |
| } |
| |
| @Override |
| public String toString() { |
| return "IntSummaryStatistics[" + |
| "count = " + count + |
| ", avg = " + getAverage() + |
| ", min = " + min + |
| ", max = " + max + |
| ", sum = " + sum + |
| "]"; |
| } |
| } |