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 import java.util.ArrayList;
23 * little helper to enable resetting classes and objects between JPF runs,
24 * mostly to avoid memory leaks
26 * reset() has to be called at the beginning of a new run, causing all
27 * still registered listeners to be notified. Listeners have to implement
28 * their own logic to check for re-initialization, but can use the
29 * 'run' timestamp to do so
31 public class RunRegistry {
32 static RunRegistry singleton = new RunRegistry();
34 ArrayList<RunListener> listeners = new ArrayList<RunListener>();
37 public static RunRegistry getDefaultRegistry() {
41 public void addListener (RunListener r) {
42 if (!listeners.contains(r)){
47 public boolean isRegistered (RunListener r){
48 return listeners.contains(r);
52 run = System.currentTimeMillis();
54 for (RunListener r : listeners){
61 public long getRun() {