diff options
Diffstat (limited to 'ACE/TAO/orbsvcs/orbsvcs/Event/EC_Prefix_Filter_Builder.h')
-rw-r--r-- | ACE/TAO/orbsvcs/orbsvcs/Event/EC_Prefix_Filter_Builder.h | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/ACE/TAO/orbsvcs/orbsvcs/Event/EC_Prefix_Filter_Builder.h b/ACE/TAO/orbsvcs/orbsvcs/Event/EC_Prefix_Filter_Builder.h new file mode 100644 index 00000000000..01c5a950642 --- /dev/null +++ b/ACE/TAO/orbsvcs/orbsvcs/Event/EC_Prefix_Filter_Builder.h @@ -0,0 +1,71 @@ +/* -*- C++ -*- */ +/** + * @file EC_Prefix_Filter_Builder.h + * + * $Id$ + * + * @author Carlos O'Ryan (coryan@cs.wustl.edu) + * + * Based on previous work by Tim Harrison (harrison@cs.wustl.edu) and + * other members of the DOC group. More details can be found in: + * + * http://doc.ece.uci.edu/~coryan/EC/index.html + */ + +#ifndef TAO_EC_PREFIX_FILTER_BUILDER_H +#define TAO_EC_PREFIX_FILTER_BUILDER_H +#include /**/ "ace/pre.h" + +#include "orbsvcs/Event/EC_Filter_Builder.h" + +#if !defined (ACE_LACKS_PRAGMA_ONCE) +# pragma once +#endif /* ACE_LACKS_PRAGMA_ONCE */ + + +TAO_BEGIN_VERSIONED_NAMESPACE_DECL + +class TAO_EC_Filter; +class TAO_EC_Event_Channel_Base; + +/** + * @class TAO_EC_Prefix_Filter_Builder + * + * @brief Implement a builder for the fundamental filters. + * + * The prefix filtering mechanisms in the Event channel + * (source/type based filtering + disjunctions and conjunctions) + * are constructed using this class. + */ +class TAO_RTEvent_Serv_Export TAO_EC_Prefix_Filter_Builder : public TAO_EC_Filter_Builder +{ +public: + /// constructor. + TAO_EC_Prefix_Filter_Builder (TAO_EC_Event_Channel_Base* ec); + + /// destructor... + virtual ~TAO_EC_Prefix_Filter_Builder (void); + + // = The TAO_EC_Filter_Builder methods... + TAO_EC_Filter* build (TAO_EC_ProxyPushSupplier *supplier, + RtecEventChannelAdmin::ConsumerQOS& qos) const; + +private: + /// Recursively build the filter tree. + TAO_EC_Filter* recursive_build (TAO_EC_ProxyPushSupplier *supplier, + RtecEventChannelAdmin::ConsumerQOS& qos, + CORBA::ULong& pos) const; + +private: + /// The event channel. + TAO_EC_Event_Channel_Base* event_channel_; +}; + +TAO_END_VERSIONED_NAMESPACE_DECL + +#if defined (__ACE_INLINE__) +#include "orbsvcs/Event/EC_Prefix_Filter_Builder.inl" +#endif /* __ACE_INLINE__ */ + +#include /**/ "ace/post.h" +#endif /* TAO_EC_PREFIX_FILTER_BUILDER_H */ |