code: public void activityEnded(ActivityHandle activityHandle) {
          if (tracer.isFineEnabled()) {
              tracer.fine("activityEnded( handle = " + activityHandle + ")");
          }
          activities.remove(activityHandle);
      }
docs: /*
  (non-Javadoc)
  
  @see
  javax.slee.resource.ResourceAdaptor#activityEnded(javax.slee.resource
  .ActivityHandle)