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Diffstat (limited to 'TAO/tao/Transport_Selection_Guard.cpp')
-rw-r--r-- | TAO/tao/Transport_Selection_Guard.cpp | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/TAO/tao/Transport_Selection_Guard.cpp b/TAO/tao/Transport_Selection_Guard.cpp new file mode 100644 index 00000000000..6f29477d5c4 --- /dev/null +++ b/TAO/tao/Transport_Selection_Guard.cpp @@ -0,0 +1,81 @@ +// $Id$ + +#include "tao/Transport_Selection_Guard.h" +#include "tao/TSS_Resources.h" + +ACE_RCSID (tao, + Transport_Selection_Guard.cpp, + "$Id$") + +TAO_BEGIN_VERSIONED_NAMESPACE_DECL + +namespace TAO +{ + + Transport_Selection_Guard* + Transport_Selection_Guard::current (TAO_ORB_Core* core, size_t tss_slot_id) + { + // @NOTE: (Iliyan) Started making this method aware of the core + // and the tss slot that correspond to the "current" transport, + // influenced by a general design preference to keep things + // local. The idea was to make the current TSG part of the TSS + // storage for a specific ORB Core, as opposed to using the global + // TSS Resources. However, it really doesn't offer any benefit to + // store a Transport pointer locally, for each ORB. There is + // always only one current Transport per thread. Period. The + // number of ORB Core instances in existence does not change that + // fact, so keeping a separate pointer would have been an + // over-kill. + ACE_UNUSED_ARG (core); + ACE_UNUSED_ARG (tss_slot_id); + +#if TAO_HAS_TRANSPORT_CURRENT == 1 + + return TAO_TSS_Resources::instance ()->tsg_; + +#else /* TAO_HAS_TRANSPORT_CURRENT != 1 */ + + return 0; + +#endif /* TAO_HAS_TRANSPORT_CURRENT == 1 */ + } + + + + /// Ctor + Transport_Selection_Guard::Transport_Selection_Guard (TAO_Transport* t) + : +#if TAO_HAS_TRANSPORT_CURRENT == 1 + + prev_ (TAO_TSS_Resources::instance ()->tsg_) + , + +#endif /* TAO_HAS_TRANSPORT_CURRENT == 1 */ + curr_ (t) + { +#if TAO_HAS_TRANSPORT_CURRENT == 1 + + TAO_TSS_Resources::instance ()->tsg_ = this; + +#endif /* TAO_HAS_TRANSPORT_CURRENT == 1 */ + + } + + + + /// Dtor + Transport_Selection_Guard::~Transport_Selection_Guard (void) + { + +#if TAO_HAS_TRANSPORT_CURRENT == 1 + + TAO_TSS_Resources::instance ()->tsg_ = prev_; + this->prev_ = 0; + +#endif /* TAO_HAS_TRANSPORT_CURRENT == 1 */ + this->curr_ = 0; + } + +} /* namespace TAO */ + +TAO_END_VERSIONED_NAMESPACE_DECL |