-bool
-Performer::try_request (Request*r)
-{
- if (!init_b_) {
- creation_processing();
- }
- return do_try_request (r);
-}
-
-void
-Performer::creation_processing()
-{
- if (!init_b_) {
- do_creation_processing();
- init_b_ = true;
- }
-}
-
-void
-Performer::do_creation_processing()
-{
-}
-
-void
-Performer::do_removal_processing()
-{