Package jade.tools.applet

Class DFAppletCommunicator

java.lang.Object

jade.tools.applet.DFAppletCommunicator

All Implemented Interfaces:

DFGUIAdapter

public class DFAppletCommunicator
extends Object
implements DFGUIAdapter

This class is used by DFApplet in order to communicate with the DF agent via a socket connection. The socket server is implemented by the agent jade.tools.SocketProxyAgent.

Version:

$Date$ $Revision$

Author:

Fabio Bellifemine - CSELT - 25/8/1999

See Also:

SocketProxyAgent

Field Summary

Fields inherited from interface jade.domain.DFGUIAdapter

CLOSEGUI, DEREGISTER, EXIT, FEDERATE, MODIFY, REFRESHAPPLET, REGISTER, SEARCH

Constructor Summary

Constructors

Constructor	Description
DFAppletCommunicator(Applet applet)	Create a socket to communicate with a server on port 6789 of the host that the applet's code is on.

Method Summary

Modifier and Type	Method	Description
void	doDelete()	shows the message not authorized and does nothing.
DFAgentDescription	getDescriptionOfThisDF()	This method returns the description of this df.
DFAgentDescription	getDescriptionOfThisDF(AID df)	This method returns the description used by the df to federate with a given parent DF.
DFAgentDescription	getDFAgentDsc(AID name)	This method requests the df the DFAgentDescription of a specific agent.
String	getName()	returns "df" that is the name of the default DF.
void	postGuiEvent(GuiEvent event)	According to the event generatated by the applet, this method performes the needed actions.
void	refreshDFGUI()	Refresh the gui of the applet.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

DFAppletCommunicator

public DFAppletCommunicator(Applet applet)

Create a socket to communicate with a server on port 6789 of the host that the applet's code is on. Create streams to use with the socket. Finally, gets the value of the parameter JADEAddress from the HTML file.

Method Detail

doDelete

public void doDelete()

shows the message not authorized and does nothing.

getName

public String getName()

returns "df" that is the name of the default DF. In fact, so far this applet can be used only to interact with the default DF.

postGuiEvent

public void postGuiEvent(GuiEvent event)

According to the event generatated by the applet, this method performes the needed actions.

Specified by:

postGuiEvent in interface DFGUIAdapter

refreshDFGUI

public void refreshDFGUI()

Refresh the gui of the applet. First of all makes a search for all agent registered with the df, then updates the federate view, requesting the parents to the df.

getDFAgentDsc

public DFAgentDescription getDFAgentDsc(AID name)
                                 throws FIPAException

This method requests the df the DFAgentDescription of a specific agent.

Specified by:

getDFAgentDsc in interface DFGUIAdapter

Parameters:

name - The AID of the agent.

Throws:

FIPAException

getDescriptionOfThisDF

public DFAgentDescription getDescriptionOfThisDF()

Description copied from interface: DFGUIAdapter

This method returns the description of this df.

Specified by:

getDescriptionOfThisDF in interface DFGUIAdapter

getDescriptionOfThisDF

public DFAgentDescription getDescriptionOfThisDF(AID df)

Description copied from interface: DFGUIAdapter

This method returns the description used by the df to federate with a given parent DF.

Specified by:

getDescriptionOfThisDF in interface DFGUIAdapter