TAO_CosTrader: TAO_Query_Only_Offer_Iterator Class Reference

TAO_Query_Only_Offer_Iterator::TAO_Query_Only_Offer_Iterator ( const TAO_Property_Filter & pfilter )

Definition at line 33 of file Offer_Iterators.cpp.

00034   : TAO_Offer_Iterator (pfilter)
00035 {
00036 }

TAO_Query_Only_Offer_Iterator::~TAO_Query_Only_Offer_Iterator ( void ) [virtual]

Definition at line 38 of file Offer_Iterators.cpp.

00039 {
00040 }

TAO_Query_Only_Offer_Iterator::TAO_Query_Only_Offer_Iterator ( const TAO_Query_Only_Offer_Iterator & ) [private]

void TAO_Query_Only_Offer_Iterator::add_offer	(	CosTrading::OfferId	offer_id,
		const CosTrading::Offer *	offer
	)			`[virtual]`

Add an offer the iterator should iterate over.

Implements TAO_Offer_Iterator.

Definition at line 43 of file Offer_Iterators.cpp.

References ACE_Unbounded_Queue< T >::enqueue_tail(), offers_, and CORBA::string_free().

00045 {
00046   this->offers_.enqueue_tail ((CosTrading::Offer*) offer);
00047   CORBA::string_free (offer_id);
00048 }

CORBA::ULong TAO_Query_Only_Offer_Iterator::max_left ( void ) [virtual]

Return the number of items left in the iterator.

Implements TAO_Offer_Iterator.

Definition at line 51 of file Offer_Iterators.cpp.

References offers_, and ACE_Unbounded_Queue< T >::size().

00052 {
00053   return static_cast<CORBA::ULong> (this->offers_.size ());
00054 }

CORBA::Boolean TAO_Query_Only_Offer_Iterator::next_n	(	CORBA::ULong	n,
		CosTrading::OfferSeq_out	offers
	)			`[virtual]`

Deposit at maximum n offers into the return sequence and return 1, or return 0 if the iterator is done and no offers are returned.

Implements TAO_Offer_Iterator.

Definition at line 57 of file Offer_Iterators.cpp.

References ACE_Unbounded_Queue< T >::dequeue_head(), TAO_Property_Filter::filter_offer(), offers_, TAO_Offer_Iterator::pfilter_, and ACE_Unbounded_Queue< T >::size().

00059 {
00060   offers = new CosTrading::OfferSeq;
00061 
00062   CORBA::ULong sequence_size = static_cast<CORBA::ULong> (this->offers_.size ());
00063   CORBA::ULong offers_in_sequence = (n < sequence_size) ? n : sequence_size;
00064   offers->length (offers_in_sequence);
00065 
00066   // populate the sequence.
00067   for (CORBA::ULong i = 0; i < offers_in_sequence; i++)
00068     {
00069 
00070       CosTrading::Offer *source = 0;
00071       this->offers_.dequeue_head (source);
00072       this->pfilter_.filter_offer (source, offers[i]);
00073     }
00074 
00075   return offers_in_sequence != 0;
00076 }

TAO_Query_Only_Offer_Iterator& TAO_Query_Only_Offer_Iterator::operator= ( const TAO_Query_Only_Offer_Iterator & ) [private]

ACE_Unbounded_Queue<CosTrading::Offer *> TAO_Query_Only_Offer_Iterator::offers_ [private]

Structure that stores pointers to offers to iterate over.

Definition at line 149 of file Offer_Iterators.h.

Referenced by add_offer(), max_left(), and next_n().


Public Member Functions
	TAO_Query_Only_Offer_Iterator (const TAO_Property_Filter &pfilter)
virtual	~TAO_Query_Only_Offer_Iterator (void)
virtual CORBA::Boolean	next_n (CORBA::ULong n, CosTrading::OfferSeq_out offers)
virtual CORBA::ULong	max_left (void)
	Return the number of items left in the iterator.
void	add_offer (CosTrading::OfferId offer_id, const CosTrading::Offer *offer)
	Add an offer the iterator should iterate over.
Private Member Functions
	TAO_Query_Only_Offer_Iterator (const TAO_Query_Only_Offer_Iterator &)
TAO_Query_Only_Offer_Iterator &	operator= (const TAO_Query_Only_Offer_Iterator &)
Private Attributes
ACE_Unbounded_Queue< CosTrading::Offer * >	offers_

TAO_Query_Only_Offer_Iterator Class Reference

Public Member Functions

Private Member Functions

Private Attributes

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation

Member Data Documentation