dtn::routing::NeighborDatabase::NeighborEntry Class Reference

#include <NeighborDatabase.h>

Collaboration diagram for dtn::routing::NeighborDatabase::NeighborEntry:

Public Member Functions
	NeighborEntry ()
	NeighborEntry (const dtn::data::EID &eid)
virtual	~NeighborEntry ()
void	update (const ibrcommon::BloomFilter &bf, const dtn::data::Number &lifetime=0)
void	reset ()
void	add (const dtn::data::MetaBundle &)
bool	has (const dtn::data::BundleID &, const bool require_bloomfilter=false) const
void	acquireTransfer (const dtn::data::BundleID &id) throw (NoMoreTransfersAvailable, AlreadyInTransitException)
dtn::data::Size	getFreeTransferSlots () const
bool	isTransferThresholdReached () const
void	releaseTransfer (const dtn::data::BundleID &id)
void	expire (const dtn::data::Timestamp &timestamp)
bool	isExpired (const dtn::data::Timestamp &timestamp) const
const dtn::data::Timestamp &	getLastUpdate () const
void	touch ()
template<class T >
const T &	getDataset () const throw (DatasetNotAvailableException)
void	putDataset (NeighborDataset &dset)
template<class T >
void	removeDataset ()

Public Attributes
const dtn::data::EID	eid

Detailed Description

Definition at line 94 of file NeighborDatabase.h.

Constructor & Destructor Documentation

dtn::routing::NeighborDatabase::NeighborEntry::NeighborEntry

(

)

Definition at line 32 of file NeighborDatabase.cpp.

dtn::routing::NeighborDatabase::NeighborEntry::NeighborEntry

(

const dtn::data::EID &

eid

)

Definition at line 36 of file NeighborDatabase.cpp.

dtn::routing::NeighborDatabase::NeighborEntry::~NeighborEntry ( )

virtual

Definition at line 40 of file NeighborDatabase.cpp.

Member Function Documentation

void dtn::routing::NeighborDatabase::NeighborEntry::acquireTransfer

(

const dtn::data::BundleID &

id

)

throw (NoMoreTransfersAvailable, AlreadyInTransitException)

Acquire transfer resources. If no resources is left, an exception is thrown.

Definition at line 143 of file NeighborDatabase.cpp.

References IBRCOMMON_LOGGER_DEBUG_TAG, IBRCOMMON_LOGGER_ENDL, and dtn::core::BundleCore::max_bundles_in_transit.

Referenced by dtn::routing::RoutingExtension::transferTo().

void dtn::routing::NeighborDatabase::NeighborEntry::add

(

const dtn::data::MetaBundle &

bundle

)

Definition at line 71 of file NeighborDatabase.cpp.

Referenced by dtn::routing::BaseRouter::raiseEvent().

void dtn::routing::NeighborDatabase::NeighborEntry::expire

(

const dtn::data::Timestamp &

timestamp

)

trigger expire mechanisms for bloomfilter and bundle summary

Parameters

timestamp

Definition at line 107 of file NeighborDatabase.cpp.

References IBRCOMMON_LOGGER_DEBUG_TAG, and IBRCOMMON_LOGGER_ENDL.

Referenced by dtn::routing::NeighborDatabase::expire().

template<class T >

const T& dtn::routing::NeighborDatabase::NeighborEntry::getDataset ( ) const throw (DatasetNotAvailableException)

inline

Retrieve a specific data-set.

Definition at line 164 of file NeighborDatabase.h.

dtn::data::Size dtn::routing::NeighborDatabase::NeighborEntry::getFreeTransferSlots

(

)

const

Returns

the number of free transfer slots

Definition at line 159 of file NeighborDatabase.cpp.

References dtn::core::BundleCore::max_bundles_in_transit.

const dtn::data::Timestamp & dtn::routing::NeighborDatabase::NeighborEntry::getLastUpdate

(

)

const

Returns the last update of this entry

Definition at line 97 of file NeighborDatabase.cpp.

bool dtn::routing::NeighborDatabase::NeighborEntry::has	(	const dtn::data::BundleID &	id,
		const bool	require_bloomfilter = false
	)		const

Definition at line 76 of file NeighborDatabase.cpp.

bool dtn::routing::NeighborDatabase::NeighborEntry::isExpired

(

const dtn::data::Timestamp &

timestamp

)

const

Determine if the neighbor entry is expired

Definition at line 91 of file NeighborDatabase.cpp.

Referenced by dtn::routing::NeighborDatabase::expire().

bool dtn::routing::NeighborDatabase::NeighborEntry::isTransferThresholdReached

(

)

const

Returns

True, if the threshold of free transfer slots is reached.

Definition at line 167 of file NeighborDatabase.cpp.

References dtn::core::BundleCore::max_bundles_in_transit.

Referenced by dtn::routing::StaticRoutingExtension::run(), dtn::routing::NeighborRoutingExtension::run(), dtn::routing::FloodRoutingExtension::run(), and dtn::routing::EpidemicRoutingExtension::run().

void dtn::routing::NeighborDatabase::NeighborEntry::putDataset

(

NeighborDataset &

dset

)

Put a data-set into the entry. The old data-set gets replaced.

Definition at line 180 of file NeighborDatabase.cpp.

Referenced by dtn::routing::ProphetRoutingExtension::processHandshake().

void dtn::routing::NeighborDatabase::NeighborEntry::releaseTransfer

(

const dtn::data::BundleID &

id

)

Release a transfer resource, but never exceed the maxium resource limit.

Definition at line 172 of file NeighborDatabase.cpp.

References IBRCOMMON_LOGGER_DEBUG_TAG, and IBRCOMMON_LOGGER_ENDL.

Referenced by dtn::routing::BaseRouter::raiseEvent(), and dtn::routing::RoutingExtension::transferTo().

template<class T >

void dtn::routing::NeighborDatabase::NeighborEntry::removeDataset ( )

inline

Remove a data-set.

Definition at line 188 of file NeighborDatabase.h.

void dtn::routing::NeighborDatabase::NeighborEntry::reset

(

)

Definition at line 61 of file NeighborDatabase.cpp.

References dtn::utils::Clock::getTime().

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void dtn::routing::NeighborDatabase::NeighborEntry::touch

(

)

updates the last update timestamp

Definition at line 102 of file NeighborDatabase.cpp.

References dtn::utils::Clock::getTime().

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void dtn::routing::NeighborDatabase::NeighborEntry::update	(	const ibrcommon::BloomFilter &	bf,
		const dtn::data::Number &	lifetime = 0
	)

updates the bloomfilter of this entry with a new one

Parameters

bf	The bloomfilter object
lifetime	The desired lifetime of this bloomfilter

Definition at line 44 of file NeighborDatabase.cpp.

References dtn::utils::Clock::getExpireTime().

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Member Data Documentation

const dtn::data::EID dtn::routing::NeighborDatabase::NeighborEntry::eid

Definition at line 137 of file NeighborDatabase.h.

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The documentation for this class was generated from the following files:

• daemon/src/routing/NeighborDatabase.h
• daemon/src/routing/NeighborDatabase.cpp