2 * Copyright (C) 2014, United States Government, as represented by the
3 * Administrator of the National Aeronautics and Space Administration.
6 * The Java Pathfinder core (jpf-core) platform is licensed under the
7 * Apache License, Version 2.0 (the "License"); you may not use this file except
8 * in compliance with the License. You may obtain a copy of the License at
10 * http://www.apache.org/licenses/LICENSE-2.0.
12 * Unless required by applicable law or agreed to in writing, software
13 * distributed under the License is distributed on an "AS IS" BASIS,
14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15 * See the License for the specific language governing permissions and
16 * limitations under the License.
18 package gov.nasa.jpf.util;
20 public class ExpGrowth implements Growth {
25 public ExpGrowth(float factor, int plus) {
26 if (factor < 1.001F || factor > 100.F) {
27 throw new IllegalArgumentException();
30 this.sqFactor = (float) Math.sqrt(factor);
34 public ExpGrowth(float factor) {
39 public int grow(int oldSize, int minNewSize) {
40 int newSize = (int)(factor * oldSize) + plus;
41 if (newSize < minNewSize) {
42 newSize = (int)(sqFactor * minNewSize) + plus;