TrakEM2_/src/main/java/ini/trakem2/utils/StopWatch.java

   1 package ini.trakem2.utils;
   2
   3 public class StopWatch {
   4
   5         private long start;
   6         private long start2;
   7
   8         public StopWatch() {
   9                 this("");
  10         }
  11         public StopWatch(String start_msg) {
  12                 start = start2 = System.currentTimeMillis();
  13                 Utils.log("StopWatch started: " + start_msg);
  14         }
  15         /** Time elapsed since last call to this method or the start. */
  16         public void elapsed(String msg) {
  17                 long now = System.currentTimeMillis();
  18                 Utils.log("Elapsed: " + (now - start2) + " at: " + msg);
  19                 start2 = now;
  20         }
  21         /** Total time transcurred from the start. */
  22         public void cumulative() {
  23                 long now = System.currentTimeMillis();
  24                 Utils.log("Cumulative: " + (now - start));
  25         }
  26 }