Adding new examples and tests: Groovy and Java programs.

[jpf-core.git] / examples / StopWatch.java

diff --git a/examples/StopWatch.java b/examples/StopWatch.java
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+/*
+ * Copyright (C) 2014, United States Government, as represented by the
+ * Administrator of the National Aeronautics and Space Administration.
+ * All rights reserved.
+ *
+ * The Java Pathfinder core (jpf-core) platform is 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.
+ */
+
+/**
+ * example to show how to explore off-nominal paths
+ */
+public class StopWatch {
+  
+  public static void main(String[] args){
+    long tStart = System.currentTimeMillis();
+    System.out.println("some lengthy computation..");
+    long tEnd = System.currentTimeMillis();
+    
+    if (tEnd - tStart > 1000){
+      throw new RuntimeException("it took too long..");
+    }
+    
+    System.out.println("all fine, finished in time");
+  }
+}