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

A

AbstractException - exception mwalk.util.AbstractException.

Base class for all MWalk exceptions.

AbstractException(String) - Constructor for class mwalk.util.AbstractException

Constructor.

AbstractException(String, String) - Constructor for class mwalk.util.AbstractException

Constructor.

AbstractException(String, String, Throwable) - Constructor for class mwalk.util.AbstractException

Constructor.

AbstractVisitor - class mwalk.visitor.AbstractVisitor.

Abstract class which defines a set of default methods for most visitors.

AbstractVisitor() - Constructor for class mwalk.visitor.AbstractVisitor

Default constructor.

activate(long, long) - Method in class mwalk.core.Link

Mark the link as active for a duration between two timestamps.

activateLink(TreeNode, long, long) - Method in class mwalk.core.TreeNode

active - Variable in class mwalk.core.TreeNode

Flag indicating randomly chosen activity

active - Variable in class mwalk.core.Link

Flag indicating time-independent link activity

active - Variable in class mwalk.util.ReceiverRandomizer

Number of receivers to mark as active

activity - Variable in class mwalk.core.Link

Table of active periods for this link

ActivityEvaluator - class mwalk.eval.ActivityEvaluator.

A class used by visitors to determine whether a receiver is active by checking the current time against the receiver's period table.

ActivityEvaluator() - Constructor for class mwalk.eval.ActivityEvaluator

Default constructor.

add(DegreeCount) - Method in class mwalk.util.DegreeCount

Add a degree count to a running total.

add(long, long) - Method in class mwalk.core.PeriodTable

Add a new time period into the table, without merging adjacent entries.

add(MetricCount) - Method in class mwalk.util.MetricCount

addChild(TreeNode) - Method in class mwalk.core.TreeNode

addChildLink(TreeNode) - Method in class mwalk.core.TreeNode

addLinks(MetricCount, int) - Method in class mwalk.visitor.BasicMetricVisitor

addLinks(MetricCount, int) - Method in class mwalk.visitor.UpathMetricVisitor

addNode(TreeNode) - Method in class mwalk.core.Tree

addParent(TreeNode) - Method in class mwalk.core.TreeNode

addPaths(Tree) - Method in class mwalk.app.Builder

Add paths to tree from parsed mtrace logs.

addReceiver(Receiver) - Method in class mwalk.core.Tree

addReceivers(DegreeCount) - Method in class mwalk.util.DegreeCount

Add just the number of downstream receivers to a running total.

addReceivers(Tree) - Method in class mwalk.app.Builder

Add receivers to tree from parsed RTCP logs.

again(Tree) - Method in class mwalk.visitor.AbstractVisitor

Check whether the visitor wants another pass over the tree.

again(Tree) - Method in class mwalk.visitor.GlobalVisitor

Check whether the visitor wants another pass over the tree.

again(Tree) - Method in class mwalk.visitor.RandomVisitor

Determine whether to walk the tree again.

again(Tree) - Method in class mwalk.visitor.CountVisitor

Determine whether to walk the tree again.

again(Tree) - Method in class mwalk.visitor.ExportVisitor

Determine whether to walk the tree again.

again(Tree) - Method in class mwalk.visitor.MetricVisitor

Check whether the visitor wants another pass over the tree.

again(Tree) - Method in class mwalk.visitor.BasicMetricVisitor

Check whether the visitor wants another pass over the tree.

again(Tree) - Method in interface mwalk.visitor.Visitor

Whether to walk the tree again.

again(Tree) - Method in class mwalk.visitor.VisualVisitor

Check whether the visitor wants another pass over the tree.

animate(String) - Method in class mwalk.app.Animator

Animate the tree with the specified visitor.

Animator - class mwalk.app.Animator.

A runnable class that provides loading and launching for specific visitors listed on the command-line.

Animator(Tree) - Constructor for class mwalk.app.Animator

Constructor.

ArrivalEvaluator - class mwalk.eval.ArrivalEvaluator.

A class used by visitors to determine whether a receiver is active by checking the current time against the receiver's arrival time.

ArrivalEvaluator() - Constructor for class mwalk.eval.ArrivalEvaluator

Default constructor.

B

BasicMetricVisitor - class mwalk.visitor.BasicMetricVisitor.

A basic implementation of a visitor that gathers metric data and saves it out to a file.

BasicMetricVisitor() - Constructor for class mwalk.visitor.BasicMetricVisitor

Default constructor.

BasicMetricVisitor(long) - Constructor for class mwalk.visitor.BasicMetricVisitor

Constructor.

BasicMetricVisitor(String) - Constructor for class mwalk.visitor.BasicMetricVisitor

Constructor.

BasicMetricVisitor(String, long) - Constructor for class mwalk.visitor.BasicMetricVisitor

Constructor.

bound(long) - Method in class mwalk.core.PeriodTable

Bound the period table with an explicit stop time.

bound(PeriodTable) - Method in class mwalk.core.PeriodTable

Bound all entries by those from another table (child's table).

build() - Method in class mwalk.app.Builder

Build tree from supplied logs.

Builder - class mwalk.app.Builder.

A runnable class that builds the tree from mtraces and receiver interval information.

Builder() - Constructor for class mwalk.app.Builder

Default constructor.

BuildException - exception mwalk.util.BuildException.

Exception that indicates a failure during tree building.

BuildException() - Constructor for class mwalk.util.BuildException

Default constructor.

BuildException(String) - Constructor for class mwalk.util.BuildException

Constructor.

BuildException(String, Throwable) - Constructor for class mwalk.util.BuildException

Constructor.

C

CFG_BASE - Static variable in class mwalk.visitor.AbstractVisitor

Base of keys in configuration file

CFG_BASE - Static variable in class mwalk.visitor.PrintVisitor

Base of keys in configuration file

CFG_BASE - Static variable in class mwalk.visitor.GlobalVisitor

Base of keys in configuration file

CFG_BASE - Static variable in class mwalk.visitor.RandomVisitor

Base of keys in configuration file

CFG_BASE - Static variable in class mwalk.visitor.DataVisitor

Base of keys in configuration file

CFG_BASE - Static variable in class mwalk.visitor.ExportVisitor

Base of keys in configuration file

CFG_BASE - Static variable in class mwalk.visitor.MetricVisitor

Base of keys in configuration file

CFG_BASE - Static variable in class mwalk.visitor.BasicMetricVisitor

Base of keys in configuration file

CFG_BASE - Static variable in class mwalk.visitor.VisualVisitor

Base of keys in configuration file

CFG_BASE - Static variable in class mwalk.visitor.GatewayMetricVisitor

Base of keys in configuration file

CFG_BASE - Static variable in class mwalk.visitor.DegreeCountVisitor

Base of keys in configuration file

CFG_BASE - Static variable in class mwalk.visitor.CollapseVisitor

Base of keys in configuration file

cfgBoolean(String) - Method in class mwalk.visitor.AbstractVisitor

Get a configuration value as a boolean.

cfgFile - Static variable in class mwalk.core.Config

Configuration file name

cfgInt(String) - Method in class mwalk.visitor.AbstractVisitor

Get a configuration value as an integer.

cfgProp - Static variable in class mwalk.core.Config

Parsed configuration hash table

cfgString(String) - Method in class mwalk.visitor.AbstractVisitor

Get a configuration value as a string.

cfgVisitor(String) - Method in class mwalk.visitor.AbstractVisitor

Get a configuration value as a visitor object.

check(long) - Method in class mwalk.core.PeriodTable

Check whether a specific time falls within the table periods.

children - Variable in class mwalk.core.TreeNode

List of child nodes hashed by IP

children() - Method in class mwalk.core.TreeNode

Return the numbmer of children.

cleanPaths(Tree) - Method in class mwalk.app.Builder

Remove nodes and links from the tree if they have no path back to the source.

clearData() - Method in class mwalk.core.PeriodTable

Clear temporary data for table and each entry

clearData() - Method in class mwalk.core.TreeNode

clearData() - Method in class mwalk.core.PeriodEntry

Clear temporary data for entry

clearData() - Method in class mwalk.core.Link

Clear activity table and stored data.

clearData() - Method in class mwalk.core.Tree

close - Variable in class mwalk.core.Hop

Parsing state

CollapseVisitor - class mwalk.visitor.CollapseVisitor.

A visitor that collapses the primary tree based on matching data at each node.

CollapseVisitor() - Constructor for class mwalk.visitor.CollapseVisitor

Default constructor.

complete - Variable in class mwalk.core.MTrace

Whether the trace was complete

Config - class mwalk.core.Config.

A static class that is used to parse the command-line for options and provides some common functionality to all other system components.

Config() - Constructor for class mwalk.core.Config

Default constructor.

ConfigException - exception mwalk.util.ConfigException.

Exception that indicates a failure during configuration.

ConfigException() - Constructor for class mwalk.util.ConfigException

Default constructor.

ConfigException(String) - Constructor for class mwalk.util.ConfigException

Constructor.

ConfigException(String, Throwable) - Constructor for class mwalk.util.ConfigException

Constructor.

contains(long) - Method in class mwalk.core.PeriodEntry

Determine whether the given timestamp falls within this period.

countEdges() - Method in class mwalk.visitor.PathlessVisitor

Return the number of pathless edges in the graph.

countEdges() - Method in class mwalk.visitor.PrimaryPathVisitor

Return the total number of edges in the graph.

countLinks() - Method in class mwalk.visitor.PrimaryPathVisitor

Return the number of primary links in the tree.

countNodes() - Method in class mwalk.visitor.PathlessVisitor

Return the number of pathless nodes in the graph.

countReceivers() - Method in class mwalk.visitor.PathlessVisitor

Return the number of pathless receivers.

CountVisitor - class mwalk.visitor.CountVisitor.

A compund visitor that runs the link count and degree count visitors using a random sampling of active receivers.

CountVisitor() - Constructor for class mwalk.visitor.CountVisitor

Default constructor.

CountVisitor(DownVisitor) - Constructor for class mwalk.visitor.CountVisitor

CountVisitor(DownVisitor, int, boolean, int) - Constructor for class mwalk.visitor.CountVisitor

CountVisitor(int, boolean, int) - Constructor for class mwalk.visitor.CountVisitor

D

data - Variable in class mwalk.core.PeriodTable

Temporary data that can be stored in table

data - Variable in class mwalk.core.TreeNode

Storage available to visitors to store partial results

data - Variable in class mwalk.core.PeriodEntry

Optional data which can be stored with period

data - Variable in class mwalk.core.Link

Storage available to visitors to store partial results

data - Variable in class mwalk.util.DegreeCount

Optional data to be passed back with count

data - Variable in class mwalk.visitor.DataVisitor

List of data items keyed by the node's address

DataVisitor - class mwalk.visitor.DataVisitor.

A visitor that assigns data elements to each node in the tree from an ecternal file.

DataVisitor() - Constructor for class mwalk.visitor.DataVisitor

Default constructor.

DataVisitor(String) - Constructor for class mwalk.visitor.DataVisitor

Constructor.

deactivate(long) - Method in class mwalk.core.Link

Mark the link as inactive starting at the passed timestamp.

deactivateLink(TreeNode, long) - Method in class mwalk.core.TreeNode

def_filename - Variable in class mwalk.visitor.PrintVisitor

Default file name if none supplied

def_filename - Variable in class mwalk.visitor.DataVisitor

Default filename if none supplied

DEF_FILENAME - Static variable in class mwalk.visitor.LinkCountVisitor

Default file name if none supplied

DEF_FILENAME - Static variable in class mwalk.visitor.ExportVisitor

Default file name if none supplied

DEF_FILENAME - Static variable in class mwalk.visitor.MetricVisitor

Default file name if none supplied

DEF_FILENAME - Static variable in class mwalk.visitor.BasicMetricVisitor

Default file name if none supplied

DEF_FILENAME - Static variable in class mwalk.visitor.UpathMetricVisitor

Default file name if none supplied

DEF_FILENAME - Static variable in class mwalk.visitor.VisualVisitor

Default file name if none supplied

DEF_FILENAME - Static variable in class mwalk.visitor.GatewayMetricVisitor

Default metric file name if none supplied

DEF_FILENAME - Static variable in class mwalk.visitor.DegreeCountVisitor

Default filename

def_gfilename - Variable in class mwalk.visitor.GatewayMetricVisitor

Default gateway file name if none supplied

DegreeCount - class mwalk.util.DegreeCount.

A class used by the degree count visitor to track the degree data.

DegreeCount() - Constructor for class mwalk.util.DegreeCount

Default constructor.

DegreeCount(boolean) - Constructor for class mwalk.util.DegreeCount

Constructor.

DegreeCount(boolean, Object) - Constructor for class mwalk.util.DegreeCount

Constructor.

DegreeCount(int, int, int, Object) - Constructor for class mwalk.util.DegreeCount

Constructor.

DegreeCount(Object) - Constructor for class mwalk.util.DegreeCount

Constructor.

DegreeCountVisitor - class mwalk.visitor.DegreeCountVisitor.

A visitor used to count the degree of each node along the active tree.

DegreeCountVisitor() - Constructor for class mwalk.visitor.DegreeCountVisitor

Default constructor.

DegreeCountVisitor(String) - Constructor for class mwalk.visitor.DegreeCountVisitor

Constructor.

delChild(TreeNode) - Method in class mwalk.core.TreeNode

delNode(TreeNode) - Method in class mwalk.core.Tree

delParent(TreeNode) - Method in class mwalk.core.TreeNode

dirs - Static variable in class mwalk.core.Config

List of directories to check for input files

doVisit(Tree, TreeNode, Vector) - Method in class mwalk.visitor.MetricVisitor

doVisit(Tree, TreeNode, Vector) - Method in class mwalk.visitor.BasicMetricVisitor

doVisit(Tree, TreeNode, Vector) - Method in class mwalk.visitor.GatewayMetricVisitor

DownVisitor - interface mwalk.visitor.DownVisitor.

A standard interface used to interact with visitors that walk the tree from the top down.

duration() - Method in class mwalk.core.PeriodEntry

Calculate duration of period in terms of timestamp units.

duration(long) - Method in class mwalk.core.PeriodEntry

Calculate duration of period from the start to the given bound in terms of timestamp units.

dv - Variable in class mwalk.visitor.GlobalVisitor

Visitor to use while walking down the tree

E

earliest - Variable in class mwalk.visitor.JoinVisitor

Earliest join time

edges - Variable in class mwalk.visitor.PathlessVisitor

Count of edges removed

edges - Variable in class mwalk.visitor.PrimaryPathVisitor

A count of total egdes in graph

entries - Variable in class mwalk.core.PeriodTable

List of period entries

equals(String) - Method in class mwalk.core.TreeNode

equals(TreeNode) - Method in class mwalk.core.TreeNode

eval - Variable in class mwalk.visitor.AbstractVisitor

Evaluator used to determine activity when walking

evaluator() - Method in class mwalk.visitor.AbstractVisitor

Return the current activity evaluator.

evaluator() - Method in interface mwalk.visitor.Visitor

Return the current activity evaluator.

evaluator(ActivityEvaluator) - Method in class mwalk.visitor.AbstractVisitor

Set the current activity evaluator.

evaluator(ActivityEvaluator) - Method in interface mwalk.visitor.Visitor

Set the current activity evaluator.

ExportVisitor - class mwalk.visitor.ExportVisitor.

A visitor that exports an ascii representation of the current tree.

ExportVisitor() - Constructor for class mwalk.visitor.ExportVisitor

Default constructor.

ExportVisitor(String) - Constructor for class mwalk.visitor.ExportVisitor

Constructor.

F

filename - Variable in class mwalk.visitor.PrintVisitor

Filename to print to

filename - Variable in class mwalk.visitor.DataVisitor

Filename to use for data

fromReceiver - Variable in class mwalk.util.DegreeCount

Whether this count comes from a receiver

fromReceiver - Variable in class mwalk.util.MetricCount

G

gateway - Variable in class mwalk.core.MTrace

Whether the trace type is gateway

GatewayMetricVisitor - class mwalk.visitor.GatewayMetricVisitor.

An extension to the basic metric visitor which considers gateways as the receivers.

GatewayMetricVisitor() - Constructor for class mwalk.visitor.GatewayMetricVisitor

Default constructor.

GatewayMetricVisitor(long) - Constructor for class mwalk.visitor.GatewayMetricVisitor

Constructor.

GatewayMetricVisitor(String, String) - Constructor for class mwalk.visitor.GatewayMetricVisitor

Constructor.

GatewayMetricVisitor(String, String, long) - Constructor for class mwalk.visitor.GatewayMetricVisitor

Constructor.

gatewayOnly - Static variable in class mwalk.core.Config

Whether to allow only gateway traces

gateways - Variable in class mwalk.visitor.GatewayMetricVisitor

getActive() - Method in class mwalk.util.ReceiverRandomizer

Retrieve current number of active receivers.

getActiveChildren(ActivityEvaluator) - Method in class mwalk.core.TreeNode

getActiveChildren(ActivityEvaluator, long) - Method in class mwalk.core.TreeNode

getActiveLinks(ActivityEvaluator) - Method in class mwalk.core.TreeNode

getActiveLinks(ActivityEvaluator, long) - Method in class mwalk.core.TreeNode

getActiveList(ActivityEvaluator, long) - Method in class mwalk.core.TreeNode

getCfg(String) - Static method in class mwalk.core.Config

Lookup a configuration value based on its key.

getChildLink(TreeNode) - Method in class mwalk.core.TreeNode

getChildLinks() - Method in class mwalk.core.TreeNode

getChildren() - Method in class mwalk.core.TreeNode

Return a list of this node's children.

getChildren(Tree, TreeNode) - Method in class mwalk.visitor.AbstractVisitor

Retrieve the list of children of this node.

getChildren(Tree, TreeNode) - Method in class mwalk.visitor.PrintVisitor

Get a list of children for the current node applying correct activity semantics.

getChildren(Tree, TreeNode) - Method in class mwalk.visitor.GlobalVisitor

Get a list of children for the current node applying correct activity semantics.

getChildren(Tree, TreeNode) - Method in class mwalk.visitor.MetricVisitor

Get a list of children for the current node applying correct activity semantics.

getChildren(Tree, TreeNode) - Method in interface mwalk.visitor.DownVisitor

Get a list of children for the current node applying correct activity semantics.

getChildren(Tree, TreeNode) - Method in class mwalk.visitor.VisualVisitor

Get a list of children for the current node applying correct activity semantics.

getChildren(Tree, TreeNode) - Method in class mwalk.visitor.CollapseVisitor

Retrieve the list of children of this node.

getDuration(long) - Method in class mwalk.core.PeriodTable

Retrieve the total active time in the period table.

getEarliest() - Method in class mwalk.core.PeriodTable

Retrieve the earliest time in the period table.

getFilename() - Method in class mwalk.visitor.PrintVisitor

Retrieve the current filename.

getFilename() - Method in class mwalk.visitor.DataVisitor

Retrieve the current filename.

getFilename() - Method in class mwalk.visitor.BasicMetricVisitor

Retrieve the current filename.

getID(TreeNode) - Method in class mwalk.visitor.ExportVisitor

Return the node's ID.

getIntervals() - Method in class mwalk.core.Receiver

Return the receiver's activity table.

getIP() - Method in class mwalk.core.TreeNode

Return the node's IP address.

getLatest() - Method in class mwalk.core.PeriodTable

Retrieve the latest time in the period table.

getNode(String) - Method in class mwalk.core.Tree

getNodes() - Method in class mwalk.core.Tree

getParents() - Method in class mwalk.core.TreeNode

Return a list of this node's parents.

getParents(Tree, TreeNode) - Method in class mwalk.visitor.AbstractVisitor

Retrieve the list of parents of this node.

getParents(Tree, TreeNode) - Method in interface mwalk.visitor.UpVisitor

Get a list of parents for the current node applying correct activity semantics.

getParents(Tree, TreeNode) - Method in class mwalk.visitor.RandomPathVisitor

Retrieve the list of parents of this node.

getParents(Tree, TreeNode) - Method in class mwalk.visitor.GlobalVisitor

Get a list of parents for the current node applying correct activity semantics.

getParents(Tree, TreeNode) - Method in class mwalk.visitor.PrimaryPathVisitor

Retrieve the list of parents of this node.

getParents(Tree, TreeNode) - Method in class mwalk.visitor.JoinVisitor

Get a list of parents for the current node applying correct activity semantics.

getParents(Tree, TreeNode) - Method in class mwalk.visitor.TraceVisitor

Get a list of parents for the current node applying correct activity semantics.

getReceiver(String) - Method in class mwalk.core.Tree

getReceivers() - Method in class mwalk.core.Tree

getReceivers(Tree) - Method in class mwalk.visitor.AbstractVisitor

Get a list of active receivers.

getReceivers(Tree) - Method in interface mwalk.visitor.UpVisitor

Get a list of active receivers.

getReceivers(Tree) - Method in class mwalk.visitor.GlobalVisitor

Get a list of active receivers.

getSource() - Method in class mwalk.core.Tree

getStart() - Method in class mwalk.core.Tree

getStop() - Method in class mwalk.core.Tree

getTime() - Method in class mwalk.visitor.MetricVisitor

gfilename - Variable in class mwalk.visitor.GatewayMetricVisitor

GlobalVisitor - class mwalk.visitor.GlobalVisitor.

A compund visitor which runs a pair of visitors, one walking up the tree and a second which walks back down.

GlobalVisitor() - Constructor for class mwalk.visitor.GlobalVisitor

Default constructor.

GlobalVisitor(DownVisitor) - Constructor for class mwalk.visitor.GlobalVisitor

GlobalVisitor(DownVisitor, int) - Constructor for class mwalk.visitor.GlobalVisitor

GlobalVisitor(int) - Constructor for class mwalk.visitor.GlobalVisitor

GlobalVisitor(UpVisitor, DownVisitor) - Constructor for class mwalk.visitor.GlobalVisitor

GlobalVisitor(UpVisitor, DownVisitor, int) - Constructor for class mwalk.visitor.GlobalVisitor

goingUp - Variable in class mwalk.visitor.GlobalVisitor

Flag indicating whether we are currently walking up the tree

gps - Variable in class mwalk.visitor.GatewayMetricVisitor

graphEdges - Variable in class mwalk.app.Builder

Number of total edges in graph

H

hasArrived(long) - Method in class mwalk.core.Receiver

Check whether the receiver's earliest active period has been reached.

hasChild(String) - Method in class mwalk.core.TreeNode

Check whether this node has a particular child.

hasParent(String) - Method in class mwalk.core.TreeNode

Check whether this node has a particular parent.

haveSeen(TreeNode) - Method in class mwalk.visitor.AbstractVisitor

haveVisited(TreeNode) - Method in class mwalk.visitor.AbstractVisitor

hop - Variable in class mwalk.visitor.TraceVisitor

Current hop count

Hop - class mwalk.core.Hop.

A class representing a single hop in an mtrace.

Hop(String) - Constructor for class mwalk.core.Hop

Constructor.

hops - Variable in class mwalk.core.MTrace

List of hops in the trace

I

incActive() - Method in class mwalk.util.ReceiverRandomizer

Increment current number of active receivers.

incCount - Variable in class mwalk.visitor.RandomVisitor

Amount to increment receivers count by

increment - Variable in class mwalk.visitor.RandomVisitor

Whether to increment the number of receivers on subsequent rounds

incTime() - Method in class mwalk.visitor.MetricVisitor

init(Tree) - Method in class mwalk.visitor.AbstractVisitor

Initialize the visitor state.

init(Tree) - Method in class mwalk.visitor.PrintVisitor

Initialize visitor.

init(Tree) - Method in class mwalk.visitor.GlobalVisitor

Initialize the visitor state.

init(Tree) - Method in class mwalk.visitor.RandomVisitor

Initialize visitor.

init(Tree) - Method in class mwalk.visitor.CountVisitor

Initialize visitor.

init(Tree) - Method in class mwalk.visitor.DataVisitor

Initialize visitor.

init(Tree) - Method in class mwalk.visitor.LinkCountVisitor

Initialize visitor.

init(Tree) - Method in class mwalk.visitor.ExportVisitor

Initialize visitor.

init(Tree) - Method in class mwalk.visitor.MetricVisitor

Initialize the visitor state.

init(Tree) - Method in class mwalk.visitor.BasicMetricVisitor

Initialize the visitor state.

init(Tree) - Method in class mwalk.visitor.UpathMetricVisitor

Initialize the visitor state.

init(Tree) - Method in interface mwalk.visitor.Visitor

Initialize state.

init(Tree) - Method in class mwalk.visitor.VisualVisitor

Initialize the visitor state.

init(Tree) - Method in class mwalk.visitor.GatewayMetricVisitor

Initialize the visitor state.

init(Tree) - Method in class mwalk.visitor.DegreeCountVisitor

Initialize the visitor state.

init(Tree) - Method in class mwalk.visitor.CollapseVisitor

Initialize the visitor state.

interior - Variable in class mwalk.util.DegreeCount

Number of active links to routers

intervals - Variable in class mwalk.core.Receiver

Period table representing receivers activity

intraType - Variable in class mwalk.visitor.DegreeCountVisitor

Whether to report degrees only within a specific type of node

ip - Variable in class mwalk.core.TreeNode

IP address of node

ip - Variable in class mwalk.core.Hop

IP address of next hop

isActive() - Method in class mwalk.core.Link

Check whether link is explicitly marked active.

isActive() - Method in class mwalk.core.Receiver

Check whether receiver is explicitly marked active.

isActive(Link) - Method in class mwalk.eval.ActivityEvaluator

Determine whether the given link is currently active.

isActive(Link) - Method in class mwalk.eval.PrimaryPathEvaluator

Determine whether the given link is currently active.

isActive(Link, long) - Method in class mwalk.eval.ActivityEvaluator

Determine whether the given link is currently active.

isActive(Link, long) - Method in class mwalk.eval.PrimaryPathEvaluator

Determine whether the given link is currently active.

isActive(Link, long) - Method in class mwalk.eval.RandomEvaluator

Determine whether the given link is currently active.

isActive(long) - Method in class mwalk.core.Link

Check whether the link is active for a given timestamp.

isActive(long) - Method in class mwalk.core.Receiver

Check whether receiver is active for a given timestamp.

isActive(Receiver) - Method in class mwalk.eval.ActivityEvaluator

Determine whether the given receiver is currently active.

isActive(Receiver, long) - Method in class mwalk.eval.ActivityEvaluator

Determine whether the given receiver is currently active.

isActive(Receiver, long) - Method in class mwalk.eval.ArrivalEvaluator

Determine whether the given receiver is currently active.

isActive(Receiver, long) - Method in class mwalk.eval.RandomEvaluator

Determine whether the given receiver is currently active.

isMerged() - Method in class mwalk.core.Tree

isNode(String) - Method in class mwalk.core.Tree

isPrimary() - Method in class mwalk.core.Link

Check whether link is marked primary.

isReceiver(String) - Method in class mwalk.core.Tree

isSource(String) - Method in class mwalk.core.Tree

isUpdated() - Method in class mwalk.core.Tree

J

JoinVisitor - class mwalk.visitor.JoinVisitor.

A visitor used to mark the initial join time along a receiver's earliest path.

JoinVisitor() - Constructor for class mwalk.visitor.JoinVisitor

Default constructor.

L

LEAD - Static variable in class mwalk.util.VisitException

exception description preface

LEAD - Static variable in class mwalk.util.BuildException

exception description preface

LEAD - Static variable in class mwalk.util.PeriodException

exception description preface

LEAD - Static variable in class mwalk.util.ConfigException

exception description preface

leaf - Variable in class mwalk.util.DegreeCount

Number of active links to receivers

Link - class mwalk.core.Link.

A class representing a link between a parent and a child node.

Link(TreeNode) - Constructor for class mwalk.core.Link

Constructor.

LinkCountVisitor - class mwalk.visitor.LinkCountVisitor.

A visitor used to count the number of links for each receiver along the active tree.

LinkCountVisitor() - Constructor for class mwalk.visitor.LinkCountVisitor

Default constructor.

LinkCountVisitor(String) - Constructor for class mwalk.visitor.LinkCountVisitor

Constructor.

links - Variable in class mwalk.util.DegreeCount

Number of active links

links - Variable in class mwalk.visitor.PrimaryPathVisitor

A count of primary links in tree

load(BufferedReader) - Method in class mwalk.core.PeriodTable

Load a period table from a file.

load(String) - Static method in class mwalk.core.Tree

loadCfg(String) - Static method in class mwalk.core.Config

Load configuration file as a set of key/value pairs.

loadIntervals(BufferedReader) - Method in class mwalk.core.Receiver

Read the activity table from parsed RTCP logs.

M

main(String[]) - Static method in class mwalk.app.Builder

Main application method.

main(String[]) - Static method in class mwalk.app.Animator

Main application method.

markMerged() - Method in class mwalk.core.Tree

markPrimaryPaths(Tree) - Method in class mwalk.app.Builder

Mark primary paths for each receiver.

markSeen(TreeNode) - Method in class mwalk.visitor.AbstractVisitor

markUpdated() - Method in class mwalk.core.Tree

markVisited(TreeNode) - Method in class mwalk.visitor.AbstractVisitor

max - Variable in class mwalk.util.ReceiverRandomizer

Maximum number of receivers available

maxActive() - Method in class mwalk.util.ReceiverRandomizer

Retrieve maximum number of active receivers.

mcastLinks - Variable in class mwalk.util.MetricCount

merge() - Method in class mwalk.core.PeriodTable

Merge the activity table with no specific bound on the final stop time.

merge(long) - Method in class mwalk.core.PeriodTable

Merge the activity table with a specific bound on the final stop time.

merge(PeriodTable) - Method in class mwalk.core.PeriodTable

Merge periods from another table into this one.

merge(PeriodTable[]) - Static method in class mwalk.core.PeriodTable

Create a new table that contains the total activity of all component tables.

merged - Variable in class mwalk.core.Tree

mergePeriods(Tree) - Method in class mwalk.app.Builder

Merge overlapping active periods to reduce the size of the period tables.

MergeVisitor - class mwalk.visitor.MergeVisitor.

A visitor used by the builder to merge the period tables.

MergeVisitor() - Constructor for class mwalk.visitor.MergeVisitor

Default constructor.

MetricCount - class mwalk.util.MetricCount.

A class used by the metric visitors to track the metric data.

MetricCount() - Constructor for class mwalk.util.MetricCount

MetricCount(boolean) - Constructor for class mwalk.util.MetricCount

MetricCount(int, int, int) - Constructor for class mwalk.util.MetricCount

MetricVisitor - class mwalk.visitor.MetricVisitor.

Abstract base class defining the looping behavior of most metric visitors.

MetricVisitor() - Constructor for class mwalk.visitor.MetricVisitor

Default constructor.

MetricVisitor(long) - Constructor for class mwalk.visitor.MetricVisitor

Constructor.

MetricVisitor(String) - Constructor for class mwalk.visitor.MetricVisitor

Constructor.

MetricVisitor(String, long) - Constructor for class mwalk.visitor.MetricVisitor

Constructor.

MTrace - class mwalk.core.MTrace.

A class representing a single mtrace.

MTrace() - Constructor for class mwalk.core.MTrace

Default constructor.

MTrace(BufferedReader) - Constructor for class mwalk.core.MTrace

Constructor.

mwalk.app - package mwalk.app

Provides the application components of mwalk.

mwalk.core - package mwalk.core

Provides the core components of mwalk.

mwalk.eval - package mwalk.eval

Provides path and receiver activity evaluators.

mwalk.util - package mwalk.util

Provides utility classes for mwalk.

mwalk.visitor - package mwalk.visitor

Provides standard collection of vistiors.

N

name - Variable in class mwalk.core.Hop

Hostname of next hop

nextID - Variable in class mwalk.visitor.ExportVisitor

Integer count used to assign virtual IDs to nodes

nextInt(String) - Method in class mwalk.core.Hop

Parse the next integer enclosed by brackets.

nextReceiver(Tree, Receiver) - Method in class mwalk.visitor.AbstractVisitor

Check whether the next receiver should start a visiting path.

nextReceiver(Tree, Receiver) - Method in interface mwalk.visitor.UpVisitor

Check whether the next receiver should start a visiting path.

nextReceiver(Tree, Receiver) - Method in class mwalk.visitor.RandomPathVisitor

Check whether the next receiver should start a visiting path.

nextReceiver(Tree, Receiver) - Method in class mwalk.visitor.GlobalVisitor

Check whether the next receiver should start a visiting path.

nextReceiver(Tree, Receiver) - Method in class mwalk.visitor.JoinVisitor

Check whether the next receiver should start a visiting path.

nextString(String) - Method in class mwalk.core.Hop

Parse the next string enclosed by brackets.

node - Variable in class mwalk.core.Link

Child node on other end of link

nodes - Variable in class mwalk.core.Tree

nodes - Variable in class mwalk.visitor.PathlessVisitor

Count of nodes removed

nodes() - Method in class mwalk.core.Tree

O

offset - Variable in class mwalk.visitor.MetricVisitor

open - Variable in class mwalk.core.Hop

Parsing state

optMulti - Variable in class mwalk.visitor.BasicMetricVisitor

optRun - Variable in class mwalk.visitor.BasicMetricVisitor

otherSources - Variable in class mwalk.app.Builder

Number of other sources seen when building paths

overall - Variable in class mwalk.core.Hop

Overall number of packets seen

P

parent - Variable in class mwalk.visitor.TraceVisitor

Reference to parent node

parents - Variable in class mwalk.core.TreeNode

List of parent nodes hashed by IP

parents() - Method in class mwalk.core.TreeNode

Return the numbmer of parents.

parse(BufferedReader) - Method in class mwalk.core.MTrace

Parse the next trace from the supplied reader.

parse(String) - Method in class mwalk.core.Hop

Parse a hop line into its constituent parts.

parseArgs(String[]) - Static method in class mwalk.core.Config

Parse the command-line arguments.

parsed - Variable in class mwalk.core.MTrace

Whether the mtrace has been parsed

parseFlag(String[], int, char) - Static method in class mwalk.core.Config

Parse parameter flags.

parseHops(BufferedReader, int) - Method in class mwalk.core.MTrace

Parse the list of hops for this trace.

pathFile - Variable in class mwalk.visitor.UpathMetricVisitor

pathlessEdges - Variable in class mwalk.app.Builder

Number of edges removed due to not having a path back to the source

pathlessNodes - Variable in class mwalk.app.Builder

Number of nodes removed due to not having a path back to the source

pathlessReceivers - Variable in class mwalk.app.Builder

Number of receivers removed due to not having a path back to the source

PathlessVisitor - class mwalk.visitor.PathlessVisitor.

A visitor used to remove paths that do not lead back to the source.

PathlessVisitor() - Constructor for class mwalk.visitor.PathlessVisitor

Default constructor.

pause - Static variable in class mwalk.core.Config

Whether to pause at each node before continuing walk

pause() - Static method in class mwalk.core.Config

Pause and wait for a keystroke if the pause flag is set.

pause(String) - Static method in class mwalk.core.Config

Pause and wait for a keystroke if the pause flag is set.

pause(Visitor) - Static method in class mwalk.core.Config

Pause and wait for a keystroke if the pause flag is set and the visitor is verbose.

pause(Visitor, String) - Static method in class mwalk.core.Config

Pause and wait for a keystroke if the pause flag is set and the visitor is verbose.

PeriodEntry - class mwalk.core.PeriodEntry.

A class representing a single period of activity for a link or receiver.

PeriodEntry() - Constructor for class mwalk.core.PeriodEntry

Default constructor.

PeriodEntry(long) - Constructor for class mwalk.core.PeriodEntry

Constructor.

PeriodEntry(long, long) - Constructor for class mwalk.core.PeriodEntry

Constructor.

PeriodEntry(PeriodEntry) - Constructor for class mwalk.core.PeriodEntry

Copy constructor.

PeriodException - exception mwalk.util.PeriodException.

Exception that indicates a failure during period table management.

PeriodException() - Constructor for class mwalk.util.PeriodException

Default constructor.

PeriodException(String) - Constructor for class mwalk.util.PeriodException

Constructor.

PeriodException(String, Throwable) - Constructor for class mwalk.util.PeriodException

Constructor.

periods - Variable in class mwalk.visitor.MetricVisitor

PeriodTable - class mwalk.core.PeriodTable.

A class representing the cummulative activity for a link.

PeriodTable() - Constructor for class mwalk.core.PeriodTable

Default constructor.

postfix() - Method in class mwalk.visitor.AbstractVisitor

Whether to visit after visiting parent/children.

postfix() - Method in class mwalk.visitor.GlobalVisitor

Whether to visit after visiting parent/children.

postfix() - Method in class mwalk.visitor.MetricVisitor

Whether to visit after visiting parent/children.

postfix() - Method in interface mwalk.visitor.Visitor

Whether to visit after visiting parent/children.

postfix() - Method in class mwalk.visitor.MergeVisitor

Whether to visit after visiting parent/children.

postfix() - Method in class mwalk.visitor.PathlessVisitor

Whether to visit after visiting parent/children.

postfix() - Method in class mwalk.visitor.DegreeCountVisitor

Whether to visit after visiting parent/children.

postfix() - Method in class mwalk.visitor.CollapseVisitor

Whether to visit after visiting parent/children.

prefix() - Method in class mwalk.visitor.AbstractVisitor

Whether to visit prior to visiting parent/children.

prefix() - Method in class mwalk.visitor.GlobalVisitor

Whether to visit prior to visiting parent/children.

prefix() - Method in class mwalk.visitor.DataVisitor

prefix() - Method in class mwalk.visitor.LinkCountVisitor

Whether to visit prior to visiting parent/children.

prefix() - Method in class mwalk.visitor.ExportVisitor

prefix() - Method in interface mwalk.visitor.Visitor

Whether to visit prior to visiting parent/children.

prefix() - Method in class mwalk.visitor.VisualVisitor

Whether to visit prior to visiting parent/children.

prefix() - Method in class mwalk.visitor.TraceVisitor

Whether to visit prior to visiting parent/children.

prepare(Tree) - Method in class mwalk.visitor.GlobalVisitor

Prepare the up/down visitors for a new pass over the tree.

primary - Variable in class mwalk.core.Link

Flag indicating primary links

PrimaryPathEvaluator - class mwalk.eval.PrimaryPathEvaluator.

A class used to evaluate active paths as those set by the PrimaryPathVisitor.

PrimaryPathEvaluator() - Constructor for class mwalk.eval.PrimaryPathEvaluator

Default constructor.

PrimaryPathVisitor - class mwalk.visitor.PrimaryPathVisitor.

A visitor used by the builder to mark the primary path for each receiver.

PrimaryPathVisitor() - Constructor for class mwalk.visitor.PrimaryPathVisitor

Default constructor.

print() - Method in class mwalk.core.PeriodTable

Print the contents of the period table.

printData(Tree, String) - Method in class mwalk.visitor.PrintVisitor

Print a single line of data.

printData(Tree, TreeNode, DegreeCount) - Method in class mwalk.visitor.DegreeCountVisitor

Print a single line of data for a node.

printData(Tree, TreeNode, String) - Method in class mwalk.visitor.PrintVisitor

Print a single line of data.

printHeader(Tree) - Method in class mwalk.visitor.PrintVisitor

Print visitor's header info at start of file.

printHeader(Tree) - Method in class mwalk.visitor.LinkCountVisitor

Print visitor's header info at start of file.

printHeader(Tree) - Method in class mwalk.visitor.BasicMetricVisitor

Print visitor's header info at start of file.

printHeader(Tree) - Method in class mwalk.visitor.DegreeCountVisitor

Print visitor's header info at start of file.

printUsage() - Static method in class mwalk.core.Config

Print usage information.

PrintVisitor - class mwalk.visitor.PrintVisitor.

An abstract visitor used as a bas class for visitors wanting to print results out to a log file.

PrintVisitor() - Constructor for class mwalk.visitor.PrintVisitor

Default constructor.

PrintVisitor(String) - Constructor for class mwalk.visitor.PrintVisitor

Constructor.

process(Tree) - Method in class mwalk.visitor.MetricVisitor

process(Tree) - Method in class mwalk.visitor.BasicMetricVisitor

process(Tree) - Method in class mwalk.visitor.GatewayMetricVisitor

ps - Variable in class mwalk.visitor.PrintVisitor

Print stream to use for output

R

rand - Variable in class mwalk.visitor.RandomVisitor

Randomizer used select a random set of receivers

RandomEvaluator - class mwalk.eval.RandomEvaluator.

A class used by visitors to determine whether a receiver is active by checking markings made by the ReceiverRandomizer and RandomPathVisitor classes.

RandomEvaluator() - Constructor for class mwalk.eval.RandomEvaluator

Default constructor.

randomize(Tree) - Method in class mwalk.util.ReceiverRandomizer

Randomly activate the appropriate number of receivers.

RandomPathVisitor - class mwalk.visitor.RandomPathVisitor.

A visitor used to mark the primary path for each randomly selected receiver as active.

RandomPathVisitor() - Constructor for class mwalk.visitor.RandomPathVisitor

Default constructor.

RandomVisitor - class mwalk.visitor.RandomVisitor.

A compund visitor which runs other visitors using a random sampling of active receivers.

RandomVisitor() - Constructor for class mwalk.visitor.RandomVisitor

Default constructor.

RandomVisitor(DownVisitor) - Constructor for class mwalk.visitor.RandomVisitor

RandomVisitor(DownVisitor, int, boolean, int) - Constructor for class mwalk.visitor.RandomVisitor

RandomVisitor(int, boolean, int) - Constructor for class mwalk.visitor.RandomVisitor

rate - Variable in class mwalk.core.Hop

Packet rate

ratio - Variable in class mwalk.core.Hop

Loss ratio

readObject(ObjectInputStream) - Method in class mwalk.core.PeriodTable

Initialize transient variables after reading the object in.

readObject(ObjectInputStream) - Method in class mwalk.core.TreeNode

Initialize transient variables after reading the object in.

readObject(ObjectInputStream) - Method in class mwalk.core.PeriodEntry

Initialize transient variables after reading the object in.

readObject(ObjectInputStream) - Method in class mwalk.core.Link

Initialize transient variables after reading the object in.

readStats(Tree) - Method in class mwalk.app.Builder

Read statistics file to extract the session time for the given session.

readTree - Static variable in class mwalk.core.Config

Name of input tree file

Receiver - class mwalk.core.Receiver.

A specialized TreeNode class that represents a receiver in the multicast tree.

Receiver(String) - Constructor for class mwalk.core.Receiver

Constructor.

ReceiverRandomizer - class mwalk.util.ReceiverRandomizer.

Class which randomly selects a number of receivers as being active.

ReceiverRandomizer() - Constructor for class mwalk.util.ReceiverRandomizer

Default constructor.

ReceiverRandomizer(int) - Constructor for class mwalk.util.ReceiverRandomizer

Constructor.

receivers - Variable in class mwalk.core.Tree

receivers - Variable in class mwalk.util.DegreeCount

Number of receivers downstream

receivers - Variable in class mwalk.util.MetricCount

receivers - Variable in class mwalk.visitor.RandomVisitor

Number of receivers to select

receivers - Variable in class mwalk.visitor.GatewayMetricVisitor

receivers - Variable in class mwalk.visitor.PathlessVisitor

List of receivers to remove from the tree

receivers() - Method in class mwalk.core.Tree

recvs - Variable in class mwalk.util.ReceiverRandomizer

List of receivers in tree

removeReceivers(Tree) - Method in class mwalk.visitor.PathlessVisitor

Remove receivers that were marked as pathless.

reset(Tree) - Method in class mwalk.util.ReceiverRandomizer

Clear all active receivers.

reset(Tree) - Method in class mwalk.visitor.AbstractVisitor

Reset the visitor for a new pass over the tree.

reset(Tree) - Method in class mwalk.visitor.RandomPathVisitor

Reset the visitor for a new pass over the tree.

reset(Tree) - Method in class mwalk.visitor.GlobalVisitor

Reset the visitor for a new pass over the tree.

reset(Tree) - Method in class mwalk.visitor.RandomVisitor

Reset the visitor for a new pass over the tree.

reset(Tree) - Method in class mwalk.visitor.ExportVisitor

Reset visitor state.

reset(Tree) - Method in interface mwalk.visitor.Visitor

Reset state.

reset(Tree) - Method in class mwalk.visitor.VisualVisitor

Reset the visitor for a new pass over the tree.

reset(Tree) - Method in class mwalk.visitor.MergeVisitor

Reset the visitor for a new pass over the tree.

reset(Tree) - Method in class mwalk.visitor.GatewayMetricVisitor

Reset the visitor for a new pass over the tree.

reset(Tree) - Method in class mwalk.visitor.PathlessVisitor

Reset the visitor for a new pass over the tree.

reset(Tree) - Method in class mwalk.visitor.JoinVisitor

Reset the visitor for a new pass over the tree.

reset(Tree) - Method in class mwalk.visitor.TraceVisitor

Reset the visitor for a new pass over the tree.

round - Variable in class mwalk.visitor.GlobalVisitor

Current round

rounds - Variable in class mwalk.visitor.GlobalVisitor

Number of rounds and current repitition

Router - class mwalk.core.Router.

A specialized TreeNode class that represents an intermediate router in the multicast tree.

Router(String) - Constructor for class mwalk.core.Router

Constructor.

S

save(String) - Method in class mwalk.core.Tree

seen - Variable in class mwalk.visitor.AbstractVisitor

Hash table used to track who we have seen and processed

serialVersionUID - Static variable in class mwalk.core.PeriodTable

Serialize version ID

serialVersionUID - Static variable in class mwalk.core.TreeNode

Serialized version ID

serialVersionUID - Static variable in class mwalk.core.Router

Serialized version ID

serialVersionUID - Static variable in class mwalk.core.PeriodEntry

Serialized verios ID

serialVersionUID - Static variable in class mwalk.core.Link

Serial version ID

serialVersionUID - Static variable in class mwalk.core.Receiver

Serialized version ID

serialVersionUID - Static variable in class mwalk.core.Source

Serialized version ID

serialVersionUID - Static variable in class mwalk.core.Tree

setActive(int) - Method in class mwalk.util.ReceiverRandomizer

Set current number of active receivers.

setDirs(String) - Static method in class mwalk.core.Config

Parse an array of directories from a comma separated list.

setEarliest(long) - Method in class mwalk.core.PeriodTable

Set the earliest time in the period table if not already earlier.

setFilename(String) - Method in class mwalk.visitor.PrintVisitor

Set the current filename prior to init().

setFilename(String) - Method in class mwalk.visitor.DataVisitor

Set the current filename prior to init().

setRange(long, long) - Method in class mwalk.core.Tree

setSkip() - Static method in class mwalk.core.Config

Set the skip flag if the next argument has been used.

setTime(double) - Method in class mwalk.visitor.MetricVisitor

setVisitors(String) - Static method in class mwalk.core.Config

Parse and array of visitor classes from a comma separated list.

showIP - Variable in class mwalk.visitor.ExportVisitor

Whether to export true IP address or whether to mangle it

showIP - Variable in class mwalk.visitor.VisualVisitor

skip - Static variable in class mwalk.core.Config

Internal parsing flag

source - Static variable in class mwalk.core.Config

Source host or IP address to use in new tree

source - Variable in class mwalk.core.Tree

Source - class mwalk.core.Source.

Source(String) - Constructor for class mwalk.core.Source

Constructor.

sourcePaths - Variable in class mwalk.app.Builder

Number of paths ignored do to gateway-only restrictions

start - Variable in class mwalk.core.PeriodEntry

Starting timestamp

start - Variable in class mwalk.core.Tree

startTime(Tree) - Method in class mwalk.visitor.MetricVisitor

stop - Variable in class mwalk.core.PeriodEntry

Ending timestamp

stop - Variable in class mwalk.core.Tree

T

time - Variable in class mwalk.core.MTrace

Timestamp of the trace

time - Variable in class mwalk.visitor.MetricVisitor

time - Variable in class mwalk.visitor.VisualVisitor

times - Variable in class mwalk.visitor.VisualVisitor

timeval - Variable in class mwalk.visitor.MetricVisitor

toLinkArray(Enumeration, int) - Static method in class mwalk.core.TreeNode

toNodeArray(Enumeration, int) - Static method in class mwalk.core.TreeNode

toNodeVector(Enumeration, int) - Static method in class mwalk.core.TreeNode

toString() - Method in class mwalk.util.DegreeCount

Print a count as a tab-separated string.

toString() - Method in class mwalk.util.MetricCount

trace - Variable in class mwalk.visitor.TraceVisitor

Associated mtrace object

TraceVisitor - class mwalk.visitor.TraceVisitor.

A visitor used by the builder to add mtrace paths into the tree.

TraceVisitor(MTrace) - Constructor for class mwalk.visitor.TraceVisitor

transfer(TreeNode, TreeNode) - Method in class mwalk.visitor.CollapseVisitor

Transfer children from one node to another.

tree - Variable in class mwalk.app.Animator

Tree - class mwalk.core.Tree.

A class representing the set of possible multicast trees.

Tree(String) - Constructor for class mwalk.core.Tree

treeLinks - Variable in class mwalk.app.Builder

Number of primary links in the tree

TreeNode - class mwalk.core.TreeNode.

An abstract class representing a node in the tree.

TreeNode(String) - Constructor for class mwalk.core.TreeNode

Constructor.

type - Variable in class mwalk.visitor.DataVisitor

Type of data - used as node's hash key

type - Variable in class mwalk.visitor.DegreeCountVisitor

Type of identifying data to print for each entry

type - Variable in class mwalk.visitor.CollapseVisitor

Type of data - used as node's hash key

U

ucastLinks - Variable in class mwalk.util.MetricCount

UpathMetricVisitor - class mwalk.visitor.UpathMetricVisitor.

An implementation of a visitor that gathers metric data, but uses real unicast path lengths in calculations rather than assuming multicast paths equate to unicast paths.

UpathMetricVisitor() - Constructor for class mwalk.visitor.UpathMetricVisitor

Default constructor.

UpathMetricVisitor(long) - Constructor for class mwalk.visitor.UpathMetricVisitor

UpathMetricVisitor(String) - Constructor for class mwalk.visitor.UpathMetricVisitor

Constructor.

UpathMetricVisitor(String, long) - Constructor for class mwalk.visitor.UpathMetricVisitor

updated - Variable in class mwalk.core.Tree

upstream - Variable in class mwalk.core.Hop

Upstream router

UpVisitor - interface mwalk.visitor.UpVisitor.

A standrard interface for interacting with visitors that walk the tree from receivers to source.

uv - Variable in class mwalk.visitor.GlobalVisitor

Visitor to use while walking up the tree

V

verbose - Static variable in class mwalk.core.Config

Verbosity flag

verbose - Variable in class mwalk.visitor.AbstractVisitor

Whether the visitor prints verbose messages in verbose mode

verbose() - Method in class mwalk.visitor.AbstractVisitor

Check whether the visitor is verbose.

verbose() - Method in interface mwalk.visitor.Visitor

Check whether the visitor is verbose.

verbose(Exception) - Static method in class mwalk.core.Config

Print if the verbose flag is set.

verbose(String) - Static method in class mwalk.core.Config

Print if the verbose flag is set.

verbose(Visitor, String) - Static method in class mwalk.core.Config

Print if the visitor is verbose and the verbose flag is set.

visitDown(Tree, TreeNode) - Method in class mwalk.visitor.AbstractVisitor

Visit the current node prior to visiting children.

visitDown(Tree, TreeNode) - Method in class mwalk.visitor.GlobalVisitor

Visit the current node prior to visiting children.

visitDown(Tree, TreeNode) - Method in class mwalk.visitor.DataVisitor

Visit the current node prior to visiting children.

visitDown(Tree, TreeNode) - Method in class mwalk.visitor.LinkCountVisitor

Visit the current node prior to visiting children.

visitDown(Tree, TreeNode) - Method in class mwalk.visitor.ExportVisitor

Visit the current node prior to visiting children.

visitDown(Tree, TreeNode) - Method in class mwalk.visitor.MetricVisitor

Visit the current node prior to visiting children.

visitDown(Tree, TreeNode) - Method in class mwalk.visitor.UpathMetricVisitor

Visit the current node prior to visiting children.

visitDown(Tree, TreeNode) - Method in interface mwalk.visitor.DownVisitor

Visit the current node prior to visiting children.

visitDown(Tree, TreeNode) - Method in class mwalk.visitor.VisualVisitor

Visit the current node prior to visiting children.

visitDown(Tree, TreeNode) - Method in class mwalk.visitor.MergeVisitor

Visit the current node prior to visiting children.

visitDown(Tree, TreeNode) - Method in class mwalk.visitor.DegreeCountVisitor

Visit the current node prior to visiting children.

visitDown(Tree, TreeNode, Vector) - Method in class mwalk.visitor.AbstractVisitor

Visit the current node after visiting children.

visitDown(Tree, TreeNode, Vector) - Method in class mwalk.visitor.GlobalVisitor

Visit the current node after visiting children.

visitDown(Tree, TreeNode, Vector) - Method in class mwalk.visitor.MetricVisitor

Visit the current node after visiting children.

visitDown(Tree, TreeNode, Vector) - Method in interface mwalk.visitor.DownVisitor

Visit the current node after visiting children.

visitDown(Tree, TreeNode, Vector) - Method in class mwalk.visitor.MergeVisitor

Visit the current node after visiting children.

visitDown(Tree, TreeNode, Vector) - Method in class mwalk.visitor.DegreeCountVisitor

Visit the current node after visiting children.

visitDown(Tree, TreeNode, Vector) - Method in class mwalk.visitor.CollapseVisitor

Visit the current node after visiting children.

VisitException - exception mwalk.util.VisitException.

Exception that indicates a failure during tree walking.

VisitException() - Constructor for class mwalk.util.VisitException

Default constructor.

VisitException(String) - Constructor for class mwalk.util.VisitException

Constructor.

VisitException(String, Throwable) - Constructor for class mwalk.util.VisitException

Constructor.

Visitor - interface mwalk.visitor.Visitor.

The core interface for all visitors.

visitors - Static variable in class mwalk.core.Config

List of visitors to animate with

visitUp(Tree, TreeNode) - Method in class mwalk.visitor.AbstractVisitor

Visit the current node prior to visiting parent.

visitUp(Tree, TreeNode) - Method in interface mwalk.visitor.UpVisitor

Visit the current node prior to visiting parent.

visitUp(Tree, TreeNode) - Method in class mwalk.visitor.GlobalVisitor

Visit the current node prior to visiting parent.

visitUp(Tree, TreeNode) - Method in class mwalk.visitor.TraceVisitor

Visit the current node prior to visiting parent.

visitUp(Tree, TreeNode, Vector) - Method in class mwalk.visitor.AbstractVisitor

Visit the current node after visiting parent.

visitUp(Tree, TreeNode, Vector) - Method in interface mwalk.visitor.UpVisitor

Visit the current node after visiting parent.

visitUp(Tree, TreeNode, Vector) - Method in class mwalk.visitor.GlobalVisitor

Visit the current node after visiting parent.

visitUp(Tree, TreeNode, Vector) - Method in class mwalk.visitor.PathlessVisitor

Visit the current node after visiting parent.

VisualVisitor - class mwalk.visitor.VisualVisitor.

A visitor that outputs a data set that can be used to visualize the tree.

VisualVisitor() - Constructor for class mwalk.visitor.VisualVisitor

Default constructor.

VisualVisitor(long[]) - Constructor for class mwalk.visitor.VisualVisitor

W

walkDown() - Method in class mwalk.visitor.AbstractVisitor

Whether to walk down the tree.

walkDown() - Method in class mwalk.visitor.GlobalVisitor

Whether to walk down the tree.

walkDown() - Method in interface mwalk.visitor.DownVisitor

Whether to walk down the tree.

walkDown(DownVisitor) - Method in class mwalk.core.Tree

walkDown(DownVisitor, TreeNode) - Method in class mwalk.core.Tree

walkUp() - Method in class mwalk.visitor.AbstractVisitor

Whether to walk up the tree.

walkUp() - Method in interface mwalk.visitor.UpVisitor

Whether to walk up the tree.

walkUp() - Method in class mwalk.visitor.GlobalVisitor

Whether to walk up the tree.

walkUp(UpVisitor) - Method in class mwalk.core.Tree

walkUp(UpVisitor, TreeNode) - Method in class mwalk.core.Tree

writeTree - Static variable in class mwalk.core.Config

Name of output tree file

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