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

A

actionPerformed(ActionEvent) - Method in class drm.server.TestGUINode

add(Object) - Method in class drm.util.WriterSet

Only writes the argument to the writer, and returns false.

addListener(IBaseListener) - Method in class drm.agentbase.Base

addListener(ILogListener) - Static method in class drm.agentbase.Logger

addNodes(Properties) - Method in class drm.core.Node

Adds the peers defined in cfg to the default peer list of the collective.

addPeerAddress(Address) - Method in class drm.core.Collective

Adds a peer address to exchange information with.

Address - class drm.agentbase.Address.

This is for addressing all entities, ie agents and bases.

Address(InetAddress, int, String) - Constructor for class drm.agentbase.Address

Constructs an address for a possibly remote agent or base.

Address(String) - Constructor for class drm.agentbase.Address

Constructs an address for a local agent.

Agent - class drm.agents.Agent.

Base class for agents.

AGENT - Static variable in class drm.agentbase.Base

Agent(String, String, String) - Constructor for class drm.agents.Agent

Cosntructs an Agent with the given name, jobname and type.

agentArrived(String) - Method in interface drm.agentbase.IBaseListener

Reaction when an agent has been added to the base.

agentArrived(String) - Method in class drm.server.TestGUINode

agentDestroyed(String) - Method in interface drm.agentbase.IBaseListener

Reaction when an agent has been destroyed (ie removed from the base).

agentDestroyed(String) - Method in class drm.server.TestGUINode

B

b - Variable in class drm.agentbase.Base.Firewall

base - Variable in class drm.agents.Agent

The Base that hosts the agent.

Base - class drm.agentbase.Base.

A class to host mobile agents.

Base.Firewall - class drm.agentbase.Base.Firewall.

This is an implementation of IBase hiding the public functions which are not part of IBase.

Base.Firewall(Base) - Constructor for class drm.agentbase.Base.Firewall

Base(Properties) - Constructor for class drm.agentbase.Base

Constructs a Base.

boxes - Variable in class drm.agentbase.Base

Stores all agents and related information.

C

cfg - Variable in class drm.agentbase.Base

The configuration properties.

cfg - Static variable in class drm.server.NakedNode

cl - Static variable in class drm.server.NakedNode

CLEANALL - Static variable in class drm.core.NodeCommand

close() - Method in class drm.agentbase.Base

Destroys all the agents, stops all the threads, and goes offline.

close() - Method in class drm.agentbase.Base.Firewall

close() - Method in class drm.core.Collective

This stops the service.

close() - Method in class drm.core.Node

Calls super implementation and after that closes the collective.

collective - Variable in class drm.agents.ContributorAgent

The collective this object is a membet of.

Collective - class drm.core.Collective.

This class implements a proxy to a collective.

Collective(Collective, Observer, Contributor, Controller) - Constructor for class drm.core.Collective

Construct a Collective object.

Collective(String, Observer) - Constructor for class drm.core.Collective

Construct a Collective object.

Collective(String, Observer, Contributor) - Constructor for class drm.core.Collective

Construct a Collective object.

Collective(String, Observer, Contributor, Controller) - Constructor for class drm.core.Collective

Construct a Collective object.

Collective(String, Observer, Controller) - Constructor for class drm.core.Collective

Construct a Collective object.

collectiveUpdated(ContributionBox) - Method in class drm.agents.ContributorAgent

The default implementation does nothing.

collectiveUpdated(ContributionBox) - Method in class drm.core.Node

Stores the peer, and performs new commands.

collectiveUpdated(ContributionBox) - Method in interface drm.core.Observer

Called when new contributions arrived.

COMMAND_TIMEOUT - Static variable in class drm.core.Collective

Commands older than this time are removed.

ConfigProperties - class drm.util.ConfigProperties.

Class for handling configuration files.

ConfigProperties() - Constructor for class drm.util.ConfigProperties

Calls the Properties onstructor.

ConfigProperties(Properties) - Constructor for class drm.util.ConfigProperties

Calls the Properties onstructor.

ConfigProperties(String) - Constructor for class drm.util.ConfigProperties

Constructs a ConfigProperty object by loading a file.

ConfigProperties(String[], String) - Constructor for class drm.util.ConfigProperties

Constructs a ConfigProperty object from a parameter list.

ConsoleLogger - class drm.server.ConsoleLogger.

Loggs messages to the console.

ConsoleLogger() - Constructor for class drm.server.ConsoleLogger

containsPrefix(Collection, String) - Static method in class drm.util.StringCollections

Returns true if the given collection contains a string with a given prefix.

contribution - Variable in class drm.core.ContributionBox

CONTRIBUTION_TIMEOUT - Static variable in class drm.core.Collective

Contributions older than this many milliseconds are thrown away.

ContributionBox - class drm.core.ContributionBox.

This class contains a contribution of an entity.

ContributionBox(Address, Object) - Constructor for class drm.core.ContributionBox

Initialises the final fields.

contributor - Variable in class drm.core.ContributionBox

Contributor - interface drm.core.Contributor.

Defines functionality necessary to write to the contribution repository in a collective.

ContributorAgent - class drm.agents.ContributorAgent.

This is an agent that participates in a collective.

ContributorAgent(String, String, String) - Constructor for class drm.agents.ContributorAgent

Calls super constructor

ContributorAgent(String, String, String, Address) - Constructor for class drm.agents.ContributorAgent

Calls super constructor.

Controller - interface drm.core.Controller.

Defines functionality necessary to write the command database of a collective.

D

DEBUG - Static variable in interface drm.agentbase.ILogListener

A debug message to see what's happening, for programmers.

debug(String, String) - Static method in class drm.agentbase.Logger

destroyAgent(String) - Method in class drm.agentbase.Base

destroyAgent(String) - Method in class drm.agentbase.Base.Firewall

destroyAgent(String) - Method in interface drm.agentbase.IBase

Destroys an agent with all necessary clean up.

dispatchAgent(String, Address) - Method in class drm.agentbase.Base

dispatchAgent(String, Address) - Method in class drm.agentbase.Base.Firewall

dispatchAgent(String, Address) - Method in interface drm.agentbase.IBase

Dispatches an agent with all necessary clean up.

DONE - Static variable in interface drm.agentbase.IRequest

To sign ready status.

drm.agentbase - package drm.agentbase

The agent layer defines a very basic core functionality for handling mobile agents.

drm.agents - package drm.agents

Package containing agent implementations.

drm.core - package drm.core

Package that implements the collective-based model of computation, and the DRM.

drm.server - package drm.server

Package that implements user interfaces to the node.

drm.util - package drm.util

Contains convinience classes that are independent from the rest of the packages.

E

equals(Object) - Method in class drm.agentbase.Address

Must return true if and only if the object o is an Address and it addresses the same entity.

equals(Object) - Method in class drm.core.NodeCommand

Returns true if the object is a NodeCommand and describes the same command invocation event.

ERROR - Static variable in interface drm.agentbase.IRequest

To sign error status.

ERROR - Static variable in interface drm.agentbase.ILogListener

An error occured but we continue running.

error(String, String, Throwable) - Static method in class drm.agentbase.Logger

F

file - Variable in class drm.agentbase.JobClassLoader

The absolute form of the file given to the constructor.

fireMessage(Address, String) - Method in class drm.agents.Agent

Creates a message and fires it to a local destination.

fireMessage(Address, String, Object) - Method in class drm.agents.Agent

Creates a message and fires it.

fireMessage(Address, String, Object) - Method in class drm.core.Node

fireMessage(Address, String, Object) - Method in interface drm.core.Observer

The observer must provide this method to allow requesting information.

fireMessage(Message) - Method in class drm.agentbase.Base

fireMessage(Message) - Method in class drm.agentbase.Base.Firewall

fireMessage(Message) - Method in interface drm.agentbase.IBase

Fires the given message.

fireMessage(String, String, Object) - Method in class drm.agents.Agent

Creates a message and fires it to a local destination.

G

GET_JAR - Static variable in class drm.agentbase.Base

getAgents() - Method in class drm.core.NodeContribution

Returns the agent names that were on the node when creating this.

getBaseName(InetAddress, int, String, int) - Static method in class drm.agentbase.Base

Returns the name of the remote base if there is one at the given address and it answers requests.

getBinary() - Method in class drm.agentbase.Message

The binary content of the message.

getCommands() - Method in class drm.core.Collective

Returns known active commands in an unmodifiable list.

getCommands() - Method in class drm.core.Node

getCommands() - Method in interface drm.core.Controller

The controller has to return the new commands it intends to execute in the collective.

getContribution() - Method in class drm.agents.ContributorAgent

The default implementation returns null.

getContribution() - Method in interface drm.core.Contributor

The contributor has to return its contribution to the common repository when asked through this method.

getContribution() - Method in class drm.core.Node

getContribution(String) - Method in class drm.core.Collective

Returns the contribution of the given entity.

getContribution(String) - Method in class drm.core.Node

getContribution(String) - Method in interface drm.core.IDRM

Returns the contribution that belongs to the given node name.

getContributions() - Method in class drm.core.Collective

Returns known contributions in an unmodifiable list.

getContributions() - Method in class drm.core.Node

getContributions() - Method in interface drm.core.IDRM

Returns all known contributions in the DRM collective.

getDescription() - Method in class drm.core.NodeContribution

Returns description of node.

getDRM() - Method in class drm.agents.Agent

This returns a reference through which information about the hosting DRM can be requested.

getFirewall() - Method in class drm.agentbase.Base

This method should return the firewall that is given to the agents.

getFirewall() - Method in class drm.core.Node

getHost() - Method in class drm.agentbase.Address

getInfo(String) - Method in interface drm.agentbase.IRequest

Implementations can use this function to return additional information about the request.

getInfo(String) - Method in class drm.agentbase.StaticRequest

getJob() - Method in class drm.agentbase.Base

returns group name

getJob() - Method in interface drm.agentbase.IAgent

Returns job name.

getJob() - Method in class drm.agents.Agent

getName() - Method in class drm.agentbase.Base

returns base name

getName() - Method in interface drm.agentbase.IAgent

Returns the name of the agent.

getName() - Method in class drm.agents.Agent

getName() - Method in interface drm.core.Contributor

The contributor must have a name which uniquely identifies it in the collective.

getNames() - Method in class drm.agentbase.Base

getNames() - Method in class drm.agentbase.Base.Firewall

getNames() - Method in interface drm.agentbase.IBase

Gets the names of all agents on this base.

getNewestContribution() - Method in class drm.core.Node

getNewestContribution() - Method in interface drm.core.IDRM

Returns the most up-to-date contribution.

getPeerAddresses() - Method in class drm.agents.ContributorAgent

Returns the root address.

getPeerAddresses() - Method in class drm.core.Node

Returns always null.

getPeerAddresses() - Method in interface drm.core.Observer

Called when no peers are accessable or no peers are known.

getProperty(String) - Method in class drm.agentbase.Base

getProperty(String) - Method in class drm.agentbase.Base.Firewall

getProperty(String) - Method in interface drm.agentbase.IBase

Retuns a base property.

getRecipient() - Method in class drm.agentbase.Message

The address of the recepient.

getSender() - Method in class drm.agentbase.Message

The address of the sender.

getStartTime() - Method in interface drm.agentbase.IRequest

Returns the starting date in the format returned by System.currentTimeMillis()

getStartTime() - Method in class drm.agentbase.StaticRequest

getState() - Method in class drm.agents.Agent

This is the function that returns the reply to a message of type "getState".

getStatus() - Method in interface drm.agentbase.IRequest

Returns the status.

getStatus() - Method in class drm.agentbase.StaticRequest

getThrowable() - Method in interface drm.agentbase.IRequest

If the status is ERROR and the problem was catching a throwable object then returns the corresponding throwable object.

getThrowable() - Method in class drm.agentbase.StaticRequest

getType() - Method in class drm.agentbase.Message

The type of the message.

getType() - Method in class drm.agentbase.Base

returns "Base"

getType() - Method in interface drm.agentbase.IAgent

Returns type identifier.

getType() - Method in class drm.agents.Agent

getType() - Method in class drm.core.Node

Returns "Node".

getUniqueName() - Method in class drm.agentbase.Base

Called only once to inicialize the name of the base.

goOffline() - Method in class drm.agentbase.Base

After going offline no network traffic is allowed and the base has no valid address.

goOnline(int, int) - Method in class drm.agentbase.Base

The base tries to go online on one of the ports from the given range (inclusive the limits).

group - Variable in class drm.agentbase.Base

To store the group name.

GROUP_MISMATCH - Static variable in class drm.agentbase.Base

H

handleLogMessage(int, String, String, Throwable) - Method in interface drm.agentbase.ILogListener

Reaction when diagnostic information is emitted by an entity (the base or an agent).

handleLogMessage(int, String, String, Throwable) - Method in class drm.server.ConsoleLogger

handleMessage(Message, Object) - Method in class drm.agentbase.Base

This implementation does not handle any types of messages.

handleMessage(Message, Object) - Method in interface drm.agentbase.IAgent

Called when the agent has a new message.

handleMessage(Message, Object) - Method in class drm.agents.Agent

Handles incoming messages.

handleMessage(Message, Object) - Method in class drm.agents.ContributorAgent

Handles message type "collectiveUpdate-"+getJob().

handleMessage(Message, Object) - Method in class drm.core.Collective

Handles a message.

handleMessage(Message, Object) - Method in class drm.core.Node

Handles message type "collectiveUpdate-"+getJob().

hashCode() - Method in class drm.agentbase.Address

Since we override Object.equals(), we need a new hashCode that is consistent with it.

hashCode() - Method in class drm.core.NodeCommand

hash consistent with equals

I

IAgent - interface drm.agentbase.IAgent.

This interface defines the agent functionality required by the Base.

IBase - interface drm.agentbase.IBase.

This is the functionality the base offers to its agents.

IBaseListener - interface drm.agentbase.IBaseListener.

The base sends information about itself trough this interface.

IDRM - interface drm.core.IDRM.

Interface for getting information about the DRM collective.

ILogListener - interface drm.agentbase.ILogListener.

Interface that should be implemented by handlers that are registered to handle messages received by Logger.

INFO - Static variable in interface drm.agentbase.ILogListener

An info message to the public audience.

info(String, String) - Static method in class drm.agentbase.Logger

invokeCommand(NodeCommand) - Method in class drm.core.Node

Invokes the command on the DRM.

invokeCommandLocally(NodeCommand) - Method in class drm.core.Node

Invokes the command only on this local node.

IRequest - interface drm.agentbase.IRequest.

Interface to handle assync requests.

ISALIVE - Static variable in class drm.agentbase.Base

isLocal() - Method in class drm.agentbase.Address

Returns true if this address does not contain a physical address, only a name.

isOnline() - Method in class drm.agentbase.Base

isOnline() - Method in class drm.agentbase.Base.Firewall

isOnline() - Method in interface drm.agentbase.IBase

Returns the online status of the base.

iterator() - Method in class drm.util.WriterSet

J

job - Variable in class drm.agents.Agent

This is the job name the agent participates in.

JobClassLoader - class drm.agentbase.JobClassLoader.

Every agent that lives on a Base must have a classloader of this type.

JobClassLoader(File) - Constructor for class drm.agentbase.JobClassLoader

Creates a job classloader using the given file.

L

launch(String, IAgent, Object) - Method in class drm.agentbase.Base

launch(String, IAgent, Object) - Method in class drm.agentbase.Base.Firewall

launch(String, IAgent, Object) - Method in interface drm.agentbase.IBase

Launches an agent to a specified destination.

launch(String, IAgent, Object) - Method in class drm.core.Node

Adds implementation of launch method "RANDOM".

LaunchImpossibleException - exception drm.agentbase.LaunchImpossibleException.

It is thorwn when a launching of an agent is not possible due to an unsatisfyable wish, lack of information or special parameter settings.

LaunchImpossibleException() - Constructor for class drm.agentbase.LaunchImpossibleException

LaunchImpossibleException(String) - Constructor for class drm.agentbase.LaunchImpossibleException

load(String) - Method in class drm.util.ConfigProperties

Loads given file.

loadCommandLineDefs(String[]) - Method in class drm.util.ConfigProperties

Appends properties defined in the given command line arg list.

loadSystemResource(String) - Method in class drm.util.ConfigProperties

Adds the properties from the given property file.

log(int, String, String, Throwable) - Static method in class drm.agentbase.Logger

Notfies listeners that log information was emitted.

Logger - class drm.agentbase.Logger.

Static class that serves as an entry point for logging information.

M

main(String[]) - Static method in class drm.server.TestGUINode

main(String[]) - Static method in class drm.server.NakedNode

MAX_CACHE_SIZE - Static variable in class drm.core.Collective

Max size of cache.

MAX_COMMANDS_SIZE - Static variable in class drm.core.Collective

Max size of active commands database.

Message - class drm.agentbase.Message.

The classtype of a message that agents and bases can send to each other.

MESSAGE - Static variable in class drm.agentbase.Base

Message(Address, Address, String) - Constructor for class drm.agentbase.Message

Constructs a Message using the values of the fields.

Message(Address, Address, String, Object) - Constructor for class drm.agentbase.Message

Constructs a Message using the values of the fields.

N

NakedNode - class drm.server.NakedNode.

This is the most simple node possible.

NakedNode() - Constructor for class drm.server.NakedNode

name - Variable in class drm.agentbase.Address

The name of the agent.

name - Variable in class drm.agentbase.Base

A unique name for the base.

name - Variable in class drm.agents.Agent

This is the name of the agent.

Node - class drm.core.Node.

This class extends Base to become a DRM node.

Node(Properties) - Constructor for class drm.core.Node

Calls super constructor.

NodeCommand - class drm.core.NodeCommand.

Contains a command to be executed on a Node.

NodeCommand(String) - Constructor for class drm.core.NodeCommand

Creates a command object by parsing the given string.

NodeContribution - class drm.core.NodeContribution.

Conatins information about a base.

NodeContribution(Map, Set) - Constructor for class drm.core.NodeContribution

Constructs a contribution.

NOT_OK - Static variable in class drm.agentbase.Base

O

Observer - interface drm.core.Observer.

Defines functionality necessary to read information from a collective.

OK - Static variable in class drm.agentbase.Base

onArrival(Address, Address) - Method in class drm.agentbase.Base

This implementation is empty, simply returns

onArrival(Address, Address) - Method in interface drm.agentbase.IAgent

This is called when the agent is put into a base.

onArrival(Address, Address) - Method in class drm.agents.Agent

Extending classes that override this method must make sure that they call super.onArrival.

onArrival(Address, Address) - Method in class drm.agents.ContributorAgent

Corrects root address if it is a local address and we are arriving from a remote base.

onArrival(Address, Address) - Method in class drm.core.Node

Connects to the DRM collective.

onDestruction() - Method in class drm.agentbase.Base

This should never be called, if called, it is a bug.

onDestruction() - Method in interface drm.agentbase.IAgent

This is called before the agent is destroyed by the base.

onDestruction() - Method in class drm.agents.Agent

Extending classes that override this method must make sure that they call super.onDestruction.

onDestruction() - Method in class drm.agents.ContributorAgent

Closes connection with the collective.

P

PANIC - Static variable in interface drm.agentbase.ILogListener

A fatal error after which the jvm will exit.

panic(String, String, Throwable) - Static method in class drm.agentbase.Logger

port - Variable in class drm.agentbase.Address

The port on which the base is listening.

prefix(Collection, String) - Static method in class drm.util.StringCollections

Returns a new collection with the elements of c that have pref as prefix.

PrintfFormat - class drm.util.PrintfFormat.

PrintfFormat allows the formatting of an array of objects embedded within a string.

PrintfFormat(Locale, String) - Constructor for class drm.util.PrintfFormat

Constructs an array of control specifications possibly preceded, separated, or followed by ordinary strings.

PrintfFormat(String) - Constructor for class drm.util.PrintfFormat

Constructs an array of control specifications possibly preceded, separated, or followed by ordinary strings.

PROTOCOL_VERSION - Static variable in class drm.agentbase.Base

The protocol version used by this implementation.

R

REFRESHRATE - Static variable in class drm.core.Collective

An information exchange attempt is initiated after waiting this many ms-s.

RELEASE_VERSION - Static variable in class drm.agentbase.Base

The version of this release.

removeListener(IBaseListener) - Method in class drm.agentbase.Base

removeListener(ILogListener) - Static method in class drm.agentbase.Logger

root - Variable in class drm.agents.ContributorAgent

The root contributor.

run() - Method in class drm.agentbase.Base

Main housekeeping tasks.

run() - Method in class drm.core.Collective

This method is the main function of the thread of the collective.

S

s - Static variable in class drm.server.NakedNode

ScriptUtils - class drm.server.ScriptUtils.

Loads jobs and runs them on a Node.

ScriptUtils() - Constructor for class drm.server.ScriptUtils

selfTest(PrintStream) - Method in class drm.agents.Agent

selfTest(PrintStream) - Method in class drm.agents.ContributorAgent

SENDING_DIR - Static variable in class drm.agentbase.Base

setBase(IBase) - Method in class drm.agentbase.Base

If the parameter is not a firewall to this, exists the jvm with a panic message.

setBase(IBase) - Method in interface drm.agentbase.IAgent

This is called by the base when the agent is received.

setBase(IBase) - Method in class drm.agents.Agent

setReply(Object) - Method in class drm.agentbase.Message

This method allows the recipient of the message to send a reply object when handling the message.

shouldLive - Variable in class drm.agents.Agent

If this flag is set the agent should stop executing.

size() - Method in class drm.util.WriterSet

sprintf() - Method in class drm.util.PrintfFormat

Format nothing.

sprintf(double) - Method in class drm.util.PrintfFormat

Format a double.

sprintf(int) - Method in class drm.util.PrintfFormat

Format an int.

sprintf(long) - Method in class drm.util.PrintfFormat

Format an long.

sprintf(Object) - Method in class drm.util.PrintfFormat

Format an Object.

sprintf(Object[]) - Method in class drm.util.PrintfFormat

Format an array of objects.

sprintf(String) - Method in class drm.util.PrintfFormat

Format a String.

startAllScripts(Properties, String, Node) - Static method in class drm.server.ScriptUtils

Starts scripts on the given node.

startScript(String, Node) - Static method in class drm.server.ScriptUtils

Starts script on the given server.

StaticRequest - class drm.agentbase.StaticRequest.

A convinience class to return requests that are actually not assyncronous to conform to the interface.

StaticRequest(int, Throwable) - Constructor for class drm.agentbase.StaticRequest

Constructs a constant request.

StaticRequest(int, Throwable, Map) - Constructor for class drm.agentbase.StaticRequest

Constructs a constant request.

StringCollections - class drm.util.StringCollections.

Implements algorithms applicable for collections that contain Strings.

StringCollections() - Constructor for class drm.util.StringCollections

suicide() - Method in class drm.agents.Agent

Removes the agent from the base.

T

TestGUINode - class drm.server.TestGUINode.

A node with a graphical user interface, primarily for testing and debugging the node itself, and also the experiments.

TestGUINode(Properties) - Constructor for class drm.server.TestGUINode

timeStamp() - Method in class drm.core.ContributionBox

toString() - Method in class drm.agentbase.Message

toString() - Method in class drm.agentbase.Address

toString() - Method in class drm.agentbase.JobClassLoader

toString() - Method in class drm.agents.Agent

toString() - Method in class drm.core.ContributionBox

toString() - Method in class drm.core.NodeCommand

Returns a string representation of the same format expected by the constructor.

toString() - Method in class drm.core.Collective

toString() - Method in class drm.core.Node

toString() - Method in class drm.core.NodeContribution

type - Variable in class drm.agents.Agent

This is the type identifyer of the agent.

V

valueChanged(ListSelectionEvent) - Method in class drm.server.TestGUINode

verbosity - Variable in class drm.server.ConsoleLogger

VERSION - Static variable in class drm.agents.Agent

The drm version the agent is designed for.

version() - Method in class drm.agentbase.Base

returns Base.RELEASE_VERSION

version() - Method in interface drm.agentbase.IAgent

Returns the version of the agent.

version() - Method in class drm.agents.Agent

W

WAITING - Static variable in interface drm.agentbase.IRequest

To sign waiting status.

WARNING - Static variable in interface drm.agentbase.ILogListener

A strange or suspicious situation.

warning(String, String, Throwable) - Static method in class drm.agentbase.Logger

wipeClean(long) - Method in class drm.agentbase.Base

Cleans the base.

WriterSet - class drm.util.WriterSet.

A set which is always empty and the add method simply writes its argument to a given Writer, together with the current time in ms.

WriterSet(Writer) - Constructor for class drm.util.WriterSet

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