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

P

packet - Variable in class yass.database.PacketGeneratedEvent

The packet which was generated

packet - Variable in class yass.database.PacketReceivedEvent

The received packet

Packet - Class in yass.packet

Represents a data packet which traverses the simulated network

Packet() - Constructor for class yass.packet.Packet

No-args constructor to implement initialisation common to all Packet instances.

Packet(int, Node, Node, int, int, Object, Set<Node>, double, double, int, PacketType) - Constructor for class yass.packet.Packet

Constructs a new instance of Packet.

packet - Variable in class yass.packet.schedule.PacketScheduleEntry

The packet which has been scheduled for delivery

packet - Variable in class yass.radio.Transmission

Packet being transmitted

PACKET_KEY - Static variable in class yass.util.SerialGenerator

The serial key to use when identifying Packets

packetConsumer - Variable in class yass.network.Node

First PacketConsumer in the chain-of-command

PacketConsumer - Class in yass.traffic.consumer

Consumes packets received at nodes of the simulated network

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

Constructs a new instance of PacketConsumer.

PacketConsumer() - Constructor for class yass.traffic.consumer.PacketConsumer

This private constructor should never be called.

packetCoverageAnalysisCompleted - Variable in class yass.analysis.AnalysisResults

Flag indicating whether packet coverage stats were calculated by the analyser; this analysis can be disabled for faster runtime if the results are not required.

packetCoverageNodeTargets - Variable in class yass.analysis.AnalysisResults

Mapping of required propagation proportion to the minimal number of nodes required to meet the propagtion proportion target

packetCoveragePacketCounts - Variable in class yass.analysis.AnalysisResults

Mapping of required propagation proportion to the number of packets which were successfully propagated to at least the minimum number of nodes required to satisfy the propagation proportion target

packetCoverageTimes - Variable in class yass.analysis.AnalysisResults

Mapping of required propagation proportion to statistics about the critical time periods taken to reach these propagation targets

packetDeliveryFailureRatio - Variable in class yass.analysis.AnalysisResults

The ratio between the number of packets generated and queued for delivery, and the number of packets successfully delivered to the correct destination(s).

packetDeliveryStatsArrived - Variable in class yass.analysis.AnalysisResults

Mapping of packet ID to end-to-end delivery status for all packets generated in the simulated network which were observed at at least one other node than the source node

packetDeliveryStatsAssociatedHops - Variable in class yass.analysis.AnalysisResults

Mapping of packet ID to the total number of node-to-node hops for each packet generated in the simulated network which were observed at at least one other node than the source node

packetDeliveryStatsDistanceFromSource - Variable in class yass.analysis.AnalysisResults

Mapping of packet ID to the distance from source node that the packet attains at the exposed node closest to the intended destination for all packets generated in the simulated network which were observed at at least one other node than the source node

packetDeliveryStatsDistanceProportionTraversed - Variable in class yass.analysis.AnalysisResults

Mapping of packet ID to the proportion of the straight-line path between source and destination which is represented by the distance from the source node to the packet-exposed location nearest the intended sink for all packets generated in the simulated network which were observed at at least one other node than the source node

packetDeliveryStatsDistanceToDestination - Variable in class yass.analysis.AnalysisResults

Mapping of packet ID to the distance to destination node that the packet attains at the exposed node closest to the intended destination for all packets generated in the simulated network which were observed at at least one other node than the source node

packetDeliveryStatsHopsToClosest - Variable in class yass.analysis.AnalysisResults

Mapping of packet ID to the number of node-to-node hops along the observed delivery path from source node to the location nearest to the intended destination that was observed during simulated activity, for all packets generated in the simulated network which were observed at at least one other node than the source node

packetDeliveryStatsTimeToClosest - Variable in class yass.analysis.AnalysisResults

Mapping of packet ID to the number of seconds elapsed between the generation of a packet, and the arrival of that packet at the location closest to the intended destination exposed to that packet, for all packets generated in the simulated network which were observed at at least one other node than the source node

PacketGeneratedEvent - Class in yass.database

A packet generation event which occurs in the simulator to be stored for later analysis

PacketGeneratedEvent(Packet) - Constructor for class yass.database.PacketGeneratedEvent

Creates a new instance of PacketGeneratedEvent

PacketHeaderFieldKeys - Class in yass.packet

A single point of reference for packet header field keys

PacketHeaderFieldKeys() - Constructor for class yass.packet.PacketHeaderFieldKeys

Instances of PacketHeaderFieldKeys should never be constructed

packetLifetime - Variable in class yass.traffic.producer.RatePacketProducer

Packet lifetime from creation to delivery deadline, in seconds

packetLifetime - Variable in class yass.traffic.producer.SporadicPacketProducer

Packet lifetime from creation to delivery deadline, in seconds

packetProducer - Variable in class yass.igf.IgfPacketScheduler

The dummy packet producer that is used to store packets generated directly in this class.

PacketProducer - Class in yass.traffic.producer

Generates packets which traverse the simulated network

PacketProducer(Node, DestinationPicker) - Constructor for class yass.traffic.producer.PacketProducer

Constructs a new instance of PacketProducer, owned by the supplied NodePacketProducer() - Constructor for class yass.traffic.producer.PacketProducer

This private constructor should never be called

PacketProducerException - Exception in yass.traffic.producer

Describes a problem encountered in packet production

PacketProducerException() - Constructor for exception yass.traffic.producer.PacketProducerException

Creates a new instance of PacketProducerException without detail message.

PacketProducerException(String) - Constructor for exception yass.traffic.producer.PacketProducerException

Constructs an instance of PacketProducerException with the specified detail message.

packetProducers - Variable in class yass.network.Node

Set of PacketProducers active at this Node

PacketReceivedEvent - Class in yass.database

A packet received event which occurs in the simulator to be stored for later analysis

PacketReceivedEvent(Packet, Node) - Constructor for class yass.database.PacketReceivedEvent

Creates a new instance of PacketReceivedEvent

packets - Variable in class yass.traffic.producer.SpecifiedPacketProducer

The packets which should be produced

PacketScheduleEntry - Class in yass.packet.schedule

Represents an entry in the ordered list of already-scheduled packets, linking the scheduled packet to its scheduled transmission time.

PacketScheduleEntry(Packet, double, double) - Constructor for class yass.packet.schedule.PacketScheduleEntry

Constructs a new instance of PacketScheduleEntry

packetScheduler - Variable in class yass.network.Node

The packet scheduler

PacketScheduler - Class in yass.packet.schedule

Manages the scheduling of network packet transmission for a node.

PacketScheduler(int) - Constructor for class yass.packet.schedule.PacketScheduler

Construct a new instance of PacketScheduler

PacketType - Enum in yass.packet

Identifies the type of a given packet.

PacketType() - Constructor for enum yass.packet.PacketType

parameters - Variable in class yass.experiment.ExperimentDefinition

Experiment parameters, keyed on constants from ParameterKeys.java

parseArgs(Object, String[]) - Static method in class yass.util.CliArgsParser

Overwrites any public fields of the specified object where the field name matches a String of the form "-KEY=VALUE" in the specified CLI arguments array.

PathBoundedGossipPacketConsumer - Class in yass.gossip

Retransmits received packets to neighbours of the receiving node, with a given probability.

PathBoundedGossipPacketConsumer(Node, double) - Constructor for class yass.gossip.PathBoundedGossipPacketConsumer

Constructs a new instance of PathBoundedGossipPacketConsumer

PathLossException - Exception in yass.radio

Encapsulates a problem associated with path loss calculations

PathLossException() - Constructor for exception yass.radio.PathLossException

Creates a new instance of PathLossException without detail message.

PathLossException(String) - Constructor for exception yass.radio.PathLossException

Constructs an instance of PathLossException with the specified detail message.

PathLossModel - Interface in yass.radio

Interface for a class which calculates the path loss for a given pair of nodes, finding the ratio of received power Pr to transmitted power Pt.

pathLossModel - Variable in class yass.simulation.Simulation

Model with which to calculate path loss for wireless transmissions

payload - Variable in class yass.packet.Packet

Packet payload

Payload - Class in yass.packet

A generic packet payload into which the simulated sensornet nodes cannot look for more information.

Payload() - Constructor for class yass.packet.Payload

Creates a new instance of Payload

payloadSize - Variable in class yass.packet.Packet

Size of this packet's payload, in bits

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

Proposed packet payload size, in bits

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

Obtains the next scheduled packet transmission without extracting it from the schedule.

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

Obtains the last scheduled packet transmission without extracting it from the schedule.

PerfectClockModule - Class in yass.clock

An unrealistically accurate clock module, which perfectly tracks the simulation-global time at each owning node.

PerfectClockModule() - Constructor for class yass.clock.PerfectClockModule

Creates a new instance of PerfectClockModule

performCoverageAnalysis - Variable in class yass.analysis.FullAnalyser

Flag indicating if optional packet coverage analysis is to be performed.

performCoverageAnalysis - Variable in class yass.experiment.ExperimentManager

Flag indicating if optional packet coverage analysis is to be performed.

performCoverageAnalysis - Variable in class yass.experiment.SimulatorContainerThread

Flag indicating if optional packet coverage analysis is to be performed.

performDeliveryDistributionAnalysis - Variable in class yass.analysis.FullAnalyser

Flag indicating if optional delivery distribution analysis is to be performed.

performDeliveryDistributionAnalysis - Variable in class yass.experiment.ExperimentManager

Flag indicating if optional delivery distribution analysis is to be performed.

performDeliveryDistributionAnalysis - Variable in class yass.experiment.SimulatorContainerThread

Flag indicating if optional delivery distribution analysis is to be performed.

performInsert(Database, double) - Method in class yass.database.AnalysisCompleteEvent

Called by the non-public method insertIntoDatabase(), this helper method performs the actual work of adding the event to the database.

performInsert(Database, double) - Method in class yass.database.Event

Called by the non-public method insertIntoDatabase(), this helper method performs the actual work of adding the event to the database.

performInsert(Database, double) - Method in class yass.database.NodePositionChangeEvent

Inserts the node location transition event into the supplied database with the specified timestamp

performInsert(Database, double) - Method in class yass.database.NodeStateTransitionEvent

Inserts the node state transition event into the supplied database with the specified timestamp

performInsert(Database, double) - Method in class yass.database.PacketGeneratedEvent

Inserts the packet generation event into the supplied database with the specified timestamp

performInsert(Database, double) - Method in class yass.database.PacketReceivedEvent

Inserts the packet receipt event into the supplied database with the specified timestamp

performInsert(Database, double) - Method in class yass.database.RadioModuleStateTransitionEvent

Inserts the radio module state transition event into the supplied database with the specified timestamp

performInsert(Database, double) - Method in class yass.database.ReceptionEvent

Inserts the packet reception ending event into the supplied database with the specified timestamp

performInsert(Database, double) - Method in class yass.database.TransmissionEvent

Inserts the packet transmission ending event into the supplied database with the specified timestamp

period - Variable in class yass.traffic.producer.SporadicPacketProducer

Packet production period

PeriodicSimulator - Class in yass.simulation

Simulator which advances the simulated time by a specified number of seconds on each iteration of the simulator loop.

PeriodicSimulator(Simulation, Set<CompletionCriterion>, double) - Constructor for class yass.simulation.PeriodicSimulator

Creates a new instance of PeriodicSimulator

planned - Variable in class yass.state.StateManager

State transitions scheduled for later execution

pollInterval - Variable in class yass.experiment.ExperimentManager

Time in ms between polling currently running simulations' status

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

Populates the mapping of nodeId to node, and populates the node-bearing array, for all nodes supplied in the class constructor

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

Populates temporary working data tables with data used in later analysis of nodes participating in the simulated network

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

Populates temporary working tables with data to be used in the later analysis of propagation of packets within the simulated network

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

Populates temporary working data tables with data used in later analysis of radio modules participating in the simulated network

position - Variable in class yass.database.NodePositionChangeEvent

The new position of the node

position - Variable in class yass.network.Node

The physical position of this node

Position - Class in yass.util

A position within three-dimensional space

Position() - Constructor for class yass.util.Position

Creates a new instance of Position located at the origin

Position(double, double) - Constructor for class yass.util.Position

Creates a new instance of Position located at (x,y,0), effectively defining a position on a two-dimensional plane

Position(double, double, double) - Constructor for class yass.util.Position

Creates a new instance of Position located at (x,y,z)

Position(double[]) - Constructor for class yass.util.Position

Creates a new instance of Position from an array defining the vector [x,y,z], of the form returned by the toArray() method of this class.

PowerConvertor - Class in yass.util

Various conversion methods to transform quantities expressed in logarithmic scales to quantities expressed in linear scales, and vice-versa.

PowerConvertor() - Constructor for class yass.util.PowerConvertor

Instances of this class should never be constructed.

PowerProgressionBackoffManager - Class in yass.backoff

Backoff manager in which the sequence of backoff periods forms a power progression

PowerProgressionBackoffManager(double, double, int) - Constructor for class yass.backoff.PowerProgressionBackoffManager

Creates a new instance of PowerProgressionBackoffManager

preempt() - Method in class yass.radio.Transmission

Updates this Transmission and any remaining listener Reception objects to indicate that message transmission has been pre-empted during backoff before actual transmission in the wireless medium began.

preemptTransmission() - Method in class yass.radio.RadioModule

Attempts to preempt the current transmission, which is possible only if the current transmission is currently in a backoff state prior to commencing the actual transmission of data.

prepareForAnalysis() - Method in class yass.simulation.Simulation

Indicates to the simulation state that analysis is about to begin, and all relevant data structures should be updated accordingly

probability - Variable in class yass.gossip.GossipPacketConsumer

The probability that a received packet will be rebroadcast

probability - Variable in class yass.gossip.PathBoundedGossipPacketConsumer

The probability that a received packet will be rebroadcast

probability - Variable in class yass.traffic.producer.SporadicPacketProducer

Packet production probability per period

ProbabilityBoostMode - Enum in yass.gossip

Defines the shape of the curve relationship for probability boost of gossip protocol variants

ProbabilityBoostMode() - Constructor for enum yass.gossip.ProbabilityBoostMode

ProbabilityBoostType - Enum in yass.gossip

Defines the relationship type for probability boost of gossip protocol variants.

ProbabilityBoostType() - Constructor for enum yass.gossip.ProbabilityBoostType

probabilityMax - Variable in class yass.gossip.IggAngleGossipPacketConsumer

The maximum probability that a received packet will be rebroadcast

probabilityMax - Variable in class yass.gossip.IggDistanceGossipPacketConsumer

The maximum probability that a received packet will be rebroadcast

probabilityMax - Variable in class yass.modularforwarding.gossip.ModularGossipPacketConsumer

The maximum probability that a received packet will be rebroadcast

probabilityMin - Variable in class yass.gossip.IggAngleGossipPacketConsumer

The minimum probability that a received packet will be rebroadcast

probabilityMin - Variable in class yass.gossip.IggDistanceGossipPacketConsumer

The minimum probability that a received packet will be rebroadcast

probabilityMin - Variable in class yass.modularforwarding.gossip.ModularGossipPacketConsumer

The minimum probability that a received packet will be rebroadcast

processData(double[]) - Method in class yass.analysis.Statistics

Calculates all available statistical measures using the dataset

processed - Variable in class yass.state.StateManager

Executed state transitions

producerNodeCount - Variable in class yass.analysis.AnalysisResults

Number of nodes which may act as packet producers

producerNodeCountPercent - Variable in class yass.analysis.AnalysisResults

Percentage of total nodes participating in network which may act as packet producers

propagationAnalysisIncrements - Static variable in class yass.analysis.FullAnalyser

Number of steps to consider between 0% propagation and 100% propagation

propagationTargetsTable - Variable in class yass.analysis.FullAnalyser

Name of database table to hold temporary data when analysing message propagation targets, specific to this instance

propagationTargetsTablePrefix - Static variable in class yass.analysis.FullAnalyser

Name of database table to hold temporary data when analysing message propagation targets; prefix used for each instance

propagationTimesTable - Variable in class yass.analysis.FullAnalyser

Name of database table to hold temporary data when analysing message propagation critical times, specific to this instance

propagationTimesTablePrefix - Static variable in class yass.analysis.FullAnalyser

Name of database table to hold temporary data when analysing message propagation critical times; prefix used for each instance

proportion - Variable in class yass.failure.dependent.StatelessThresholdProportionCorruptionChecker

Proportion of receiver sensitivity for reception corruption, in Watts

proposedNextHops - Variable in class yass.packet.Packet

The intended next-hop nodes for the next transmission of this packet

protocol - Variable in class yass.database.Database

Protocol name for database JDBC connections.

purgeSimulation(int) - Method in class yass.database.Database

Drops all data from the database corresponding to the specified simulation ID without altering any other data

purgeSimulationHelper(int) - Method in class yass.database.Database

Drops all data from the database corresponding to the specified simulation ID without altering any other data