| /* |
| * Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle in the LICENSE file that accompanied this code. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| package sun.java2d.marlin.stats; |
| |
| /** |
| * Statistics as long values |
| */ |
| public class StatLong { |
| |
| public final String name; |
| public long count = 0l; |
| public long sum = 0l; |
| public long min = Integer.MAX_VALUE; |
| public long max = Integer.MIN_VALUE; |
| |
| public StatLong(final String name) { |
| this.name = name; |
| } |
| |
| public void reset() { |
| count = 0l; |
| sum = 0l; |
| min = Integer.MAX_VALUE; |
| max = Integer.MIN_VALUE; |
| } |
| |
| public void add(final int val) { |
| count++; |
| sum += val; |
| if (val < min) { |
| min = val; |
| } |
| if (val > max) { |
| max = val; |
| } |
| } |
| |
| public void add(final long val) { |
| count++; |
| sum += val; |
| if (val < min) { |
| min = val; |
| } |
| if (val > max) { |
| max = val; |
| } |
| } |
| |
| @Override |
| public String toString() { |
| final StringBuilder sb = new StringBuilder(128); |
| toString(sb); |
| return sb.toString(); |
| } |
| |
| public final StringBuilder toString(final StringBuilder sb) { |
| sb.append(name).append('[').append(count); |
| sb.append("] sum: ").append(sum).append(" avg: "); |
| sb.append(trimTo3Digits(((double) sum) / count)); |
| sb.append(" [").append(min).append(" | ").append(max).append("]"); |
| return sb; |
| } |
| |
| /** |
| * Adjust the given double value to keep only 3 decimal digits |
| * |
| * @param value value to adjust |
| * @return double value with only 3 decimal digits |
| */ |
| public static double trimTo3Digits(final double value) { |
| return ((long) (1e3d * value)) / 1e3d; |
| } |
| } |
| |