diff -u -r1.2 -r1.3
--- CalHitMapDriver.java	7 Dec 2005 18:33:49 -0000	1.2
+++ CalHitMapDriver.java	27 Dec 2005 16:40:15 -0000	1.3
@@ -4,12 +4,15 @@

 import org.lcsim.event.EventHeader;
 
 /**

- * A helper driver to build calorimeter hit maps.
- * This class uses CalHitMapMgr for filling and delivering the hit maps,
- * so this class is basically a Driver for the org.lcsim framework.

+ * A helper driver to build calorimeter hit maps.  It uses
+ * CalHitMapMgr for filling and delivering the hit maps, so this class
+ * is basically a Driver for the org.lcsim framework, so that the
+ * CalHitMapMgr knows which event is active.  This driver <em>must be
+ * active</em>, otherwise CalHitMapMgr will not be able to provide the
+ * hit maps to clients.

  *
  * @author Guilherme Lima

- * @version $Id: CalHitMapDriver.java,v 1.2 2005/12/07 18:33:49 lima Exp $

+ * @version $Id: CalHitMapDriver.java,v 1.3 2005/12/27 16:40:15 lima Exp $

  * @see CalHitMapMgr
  */
 public class CalHitMapDriver extends Driver {

@@ -38,7 +41,7 @@

     /** Called for every event - the working horse.
      */
     protected void process( EventHeader evt ) {

-//       System.out.println("CalHitMapDriver.process() called");

+      System.out.println("CalHitMapDriver.process() called, evt="+evt);

       _mgr.setEvent(evt);
     }