A B C D E F G H I L M N O P Q R S T U V W X Y Z

D

Database - Class in yass.database

An abstract class defining the behaviour which must be supported by the event trace database.

Database() - Constructor for class yass.database.Database

DATABASE_KEY - Static variable in class yass.util.SerialGenerator

The serial key to use when identifying databases

DatabaseException - Exception in yass.database

Describes a problem associated with the simulation event database

DatabaseException() - Constructor for exception yass.database.DatabaseException

Creates a new instance of DatabaseException without detail message.

DatabaseException(String) - Constructor for exception yass.database.DatabaseException

Constructs an instance of DatabaseException with the specified detail message.

DatabaseType - Enum in yass.database

Enumeration of the supported types of DBMS used for storing the network event trace

DatabaseType() - Constructor for enum yass.database.DatabaseType

dataHeaderSize - Variable in class yass.igf.IgfPacketSchedulerConfig

Header size for a DATA packet, in bits

db - Variable in class yass.analysis.FullAnalyser

Simulation database

dbContainerDirectory - Variable in class yass.database.Database

Directory in which the database-specific directory will be created

dbName - Variable in class yass.database.Database

Name of the underlying database

dbPassword - Variable in class yass.database.Database

Underlying database password

dbProperties - Variable in class yass.database.Database

Underlying database properties

dbServer - Variable in class yass.database.Database

Address of the database server

dbTablesFilepath - Variable in class yass.database.Database

Full filepath of the database-specific directory

dbUsername - Variable in class yass.database.Database

Underlying database username

deadline - Variable in class yass.packet.Packet

The time by which this packet must arrive at its destination to be useful

deadline - Variable in class yass.simulation.ElapsedTimeCompletionCriterion

The simulated time which must be reached for the simulation to be considered complete

deadline - Variable in class yass.traffic.producer.SpecifiedPacketProducer.PacketSpecification

Proposed packet delivery deadline, in seconds

DECIBEL_MILLIWATT_REFERENCE - Static variable in class yass.util.PowerConvertor

Reference power for converting between dBm and W

DECIBEL_WATT_REFERENCE - Static variable in class yass.util.PowerConvertor

Reference power for converting between dBW (or plain dB) and W

decrementTtl() - Method in class yass.packet.Packet

Reduces the TTL by 1, and return the new TTL

deleteFiles() - Method in class yass.database.Database

Deletes all database-related files and directories

deleteOnShutdown - Variable in class yass.database.Database

Flag indicating whether disk files are removed on database shutdown

deleteRecursive(File) - Method in class yass.database.Database

Recursively deletes the specified file.

deliveredBitCount - Variable in class yass.analysis.AnalysisResults

Number of delivered bits

deliveredLatencyPerHop - Variable in class yass.analysis.AnalysisResults

For delivered packets only, the latency divided by the number of hops, to normalise for logical network size (value is the mean).

deliveredLatencyPerMetre - Variable in class yass.analysis.AnalysisResults

For delivered packets only, the latency divided by the number of metres, to normalise for physical network size (value is the mean).

deliveredPacketCount - Variable in class yass.analysis.AnalysisResults

Number of delivered packets

deliveredPacketHops - Variable in class yass.analysis.AnalysisResults

Total count of network hops traversed by the first received copy of all successfully delivered packets.

deliveredPacketMetres - Variable in class yass.analysis.AnalysisResults

Total count of distance traversed by the first received copy of all successfully delivered packets.

deliveryPathStraightness - Variable in class yass.analysis.AnalysisResults

Statistics about the straightness of packet delivery paths for delivered packets, comparing the direct physical distances and actual traversed physical distances between the source and destination nodes.

derbyPageSize - Static variable in class yass.database.ApacheDerbyDatabase

Page size for Apache Derby JDBC connections.

deregisterConsumer(EnergyConsumer) - Method in class yass.energy.EnergyModule

Deregisters an energy consumer from this energy module

deregisterManagedComponent(StateManagedComponent) - Method in class yass.state.StateManager

Deregisters an existing managed component

describe() - Method in class yass.experiment.ExperimentDefinition

Obtains an extended textual representation of this ExperimentDefinition

description - Variable in class yass.simulation.Simulation

Textual description of the simulated scenario, optional

destination - Variable in class yass.packet.Packet

Eventual destination node of this packet

destination - Variable in class yass.traffic.producer.SpecifiedPacketProducer.PacketSpecification

Proposed destination of packet

DestinationPacketConsumer - Class in yass.traffic.consumer

Strips out any packets arriving at the intended destination, forwarding all others to the next consumer in the chain-of-command

DestinationPacketConsumer(Node) - Constructor for class yass.traffic.consumer.DestinationPacketConsumer

Constructs a new instance of DestinationPacketConsumer

DestinationPicker - Class in yass.traffic

Randomly chooses a destination.

DestinationPicker(Node) - Constructor for class yass.traffic.DestinationPicker

Constructs a new instance of DestinationPicker

DestinationPicker() - Constructor for class yass.traffic.DestinationPicker

This constructor should never be used

destinationPicker - Variable in class yass.traffic.producer.PacketProducer

Chooses the destination of packets

destinations - Variable in class yass.traffic.DistanceBoundedDestinationPicker

Unfiltered candidate destinations

destinations - Variable in class yass.traffic.UnweightedDestinationPicker

Candidate destinations

directPhysicalDistances - Variable in class yass.analysis.AnalysisResults

Statistics about straight-line distances between source and sink for delivered packets

directPhysicalSpeeds - Variable in class yass.analysis.AnalysisResults

Statistics about straight-line speeds between source and sink for delivered packets

distance(Position) - Method in class yass.util.Position

Calculates the distance between this Position and the supplied Position

DistanceBoundedDestinationPicker - Class in yass.traffic

Selects with equal probability any of the candidate destination nodes whose distance from the source node is within acceptable bounds.

DistanceBoundedDestinationPicker(Node, Set<Node>, double, double) - Constructor for class yass.traffic.DistanceBoundedDestinationPicker

Constructs a new instance of DistanceBoundedDestinationPicker

DistanceFromSourceScoreGenerator - Class in yass.modularforwarding.scoring

Score generator which decides on the score by considering the physical distance between the packet source and the node on which the score generator is executing.

DistanceFromSourceScoreGenerator(double, double, boolean) - Constructor for class yass.modularforwarding.scoring.DistanceFromSourceScoreGenerator

Creates a new instance of DistanceFromSourceScoreGenerator

DistanceRelationshipChecker - Class in yass.radio

Assess whether a relationship exists between two given nodes by determining if the separation distance is no greater than a given parameter supplied to the constructor.

DistanceRelationshipChecker(double) - Constructor for class yass.radio.DistanceRelationshipChecker

Constructs a new instance of DistanceRelationshipChecker.

DistanceToDestinationScoreGenerator - Class in yass.modularforwarding.scoring

Score generator which decides on the score by considering the physical distance between the packet destination and the node on which the score generator is executing.

DistanceToDestinationScoreGenerator(double, double, boolean) - Constructor for class yass.modularforwarding.scoring.DistanceToDestinationScoreGenerator

Creates a new instance of DistanceToDestinationScoreGenerator

dotProduct(Position) - Method in class yass.util.Position

Obtains the dot-product a.b of the vectors Oa and Ob where O is the origin (0,0), a is this Position and b is the specified Position.

driver - Variable in class yass.database.Database

The name of the database JDBC driver.

DropCachedPacketConsumer - Class in yass.traffic.consumer

Responsible for determining which packets have arrived at the owning node.

DropCachedPacketConsumer(Node) - Constructor for class yass.traffic.consumer.DropCachedPacketConsumer

Creates a new instance of DropCachedPacketConsumer

dropMissedDeadlines() - Method in class yass.packet.schedule.PacketScheduler

Drops any packets which were scheduled for transmission before the current locally-known time, but which have not yet been extracted for transmission.

dropped - Variable in class yass.packet.schedule.PacketScheduler

Dropped schedule entries counter

dropped - Variable in class yass.state.StateManager

Non-executed expired state transitions

dropScheduleEntry(PacketScheduleEntry) - Method in class yass.packet.schedule.PacketScheduler

Called by concrete implementations of extractNextWaiting() and extractAllWaiting() to remove a PacketScheduleEntry from the schedule as it is being dropped without transmission

dropScheduleEntry(Packet) - Method in class yass.packet.schedule.PacketScheduler

Drops the schedule entry for a given packet.

dropTables(boolean) - Method in class yass.database.Database

Drops all tables from the underlying database.

dropTablesOnShutdown - Variable in class yass.database.Database

Flag indicating whether tables are dropped on database shutdown

dropWorkingTables() - Method in class yass.analysis.FullAnalyser

Drops the temporary analysis working tables from the simulation database if the backing Database object is configured to drop tables on shutdown.

DummyCorruptionChecker - Class in yass.failure.dependent

Pretends to examine a given transmission-reception pair to see if the transmission corrupts the reception, but actually just claims that everything is OK every time.

DummyCorruptionChecker() - Constructor for class yass.failure.dependent.DummyCorruptionChecker

Constructs a new instance of DummyCorruptionChecker

DummyFailureSource - Class in yass.failure.independent

Pretends to be a source of failures, but never generates a failure.

DummyFailureSource() - Constructor for class yass.failure.independent.DummyFailureSource

Constructs a new instance of DummyFailureSource

DummyStateManager - Class in yass.state

Dummy concrete implementation of StateManager, which never inspects or modifies the state of the associated node or any of its modules.

DummyStateManager() - Constructor for class yass.state.DummyStateManager

Constructs a new instance of DummyStateManager

dumpCompletedThreads - Variable in class yass.experiment.ExperimentManager

Whether to make completed threads available for garbage collection