3 * Copyright (C) 2009-2019 SonarSource SA
4 * mailto:info AT sonarsource DOT com
6 * This program is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 3 of the License, or (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General Public License
17 * along with this program; if not, write to the Free Software Foundation,
18 * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
20 package org.sonar.ce.task.projectanalysis.util.cache;
22 import javax.annotation.Nullable;
24 public class DoubleCache {
25 private static final Double ONE = 1.0;
26 private static final Double HUNDRED = 100.0;
27 private static final Double ZERO = 0.0;
29 private DoubleCache() {
33 public static Double intern(@Nullable Double num) {
34 if (ZERO.equals(num)) {
37 if (ONE.equals(num)) {
40 if (HUNDRED.equals(num)) {