| 1 | package felix.society; |
| 2 | |
| 3 | import tuffy.util.Config; |
| 4 | |
| 5 | |
| 6 | /** |
| 7 | * A worker is a Runnable object generated by Task/TaskList/TaskWorker. |
| 8 | * @author czhang |
| 9 | * |
| 10 | */ |
| 11 | public abstract class Worker implements Runnable{ |
| 12 | |
| 13 | /** |
| 14 | * Exception collected |
| 15 | */ |
| 16 | private Exception e = null; |
| 17 | |
| 18 | /** |
| 19 | * ID |
| 20 | */ |
| 21 | protected int id = -1; |
| 22 | |
| 23 | /** |
| 24 | * Constructor -- the ID is assigned here. |
| 25 | */ |
| 26 | public Worker(){ |
| 27 | this.id = Config.getNextGlobalCounter(); |
| 28 | } |
| 29 | |
| 30 | /** |
| 31 | * If there are exceptions collected while running |
| 32 | * this Worker, return it. |
| 33 | * @return |
| 34 | */ |
| 35 | public Exception getException(){ |
| 36 | return e; |
| 37 | } |
| 38 | |
| 39 | /** |
| 40 | * Collect exceptions while running (we cannot |
| 41 | * throw exceptions in run()) |
| 42 | * @param _e |
| 43 | */ |
| 44 | public void submitException(Exception _e){ |
| 45 | this.e = _e; |
| 46 | } |
| 47 | |
| 48 | /** |
| 49 | * Run!!!! |
| 50 | */ |
| 51 | public abstract void run(); |
| 52 | |
| 53 | } |