lime
Class LimeAgentMgr

java.lang.Object
  lime.LimeAgentMgr

All Implemented Interfaces:

java.io.Serializable

public class LimeAgentMgr

extends java.lang.Object

implements java.io.Serializable

This is returned when loading an agent into the LimeServer.

Version:

8/22/2002

Author:

Amy L. Murphy, Gian Pietro Picco, Chien-Liang Fok

See Also:

Serialized Form

Field Summary

private AgentID	id The AgentID for the agent this object manages.
private static long	maxID A static integer used to create a unique AgentID.
(package private) java.util.Vector	spaces Holds the tuple spaces currently owned by the agent this object manages.
private java.util.Vector	spacesShared Holds the tuple spaces that was shared by the agent this object manages.

Constructor Summary

LimeAgentMgr()
Creates the manager for a Lime Agent.

Method Summary

void	disengage() Disengages the agent by unsharing all shared tuple spaces.
void	engage() Engages the agent by sharing all tuple spaces that were shared when disengage was called.
AgentID	getID() Returns the AgentID of the agent that this manager manages.

Methods inherited from class java.lang.Object

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

Field Detail

maxID

private static long maxID

A static integer used to create a unique AgentID.

id

private AgentID id

The AgentID for the agent this object manages.

spaces

java.util.Vector spaces

Holds the tuple spaces currently owned by the agent this object manages. Useful for mobility.

spacesShared

private java.util.Vector spacesShared

Holds the tuple spaces that was shared by the agent this object manages. It is used in the disengage() method to "remember" which tuple spaces were shared prior to disengagement.

Constructor Detail

LimeAgentMgr

public LimeAgentMgr()

Creates the manager for a Lime Agent. It creates a unique AgentID for the LimeAgent.

Method Detail

getID

public AgentID getID()

Returns the AgentID of the agent that this manager manages.

Returns:

the AgentID of the agent that this manager manages.

disengage

public void disengage()

Disengages the agent by unsharing all shared tuple spaces. If no tuple spaces are shared (e.g. the agent is already disengaged, then calling this method has no affect.

engage

public void engage()

Engages the agent by sharing all tuple spaces that were shared when disengage was called. If all of the tuple spaces are already shared, this method does not do anything.