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}WeakReference weak = new WeakReference(t);threads.Add(weak);return t;/// /// See IAgent. Enqueues all Messages in the MessageQueueexcept if they/// belong to an already started Conversation./// /// public void PostMessage(Message m){Conversation conv = m.Conversation;if (conv == null || !conv.IsHandled)// Message is not handled by a Conversation so pushit in the// MessageQueuemsgQueue.Enqueue(m);else// Notify Conversation (asynchronous because it isan event)if (MessageArrived != null) MessageArrived(m);}/// /// A shortcut for posting a Message to the localMessageTransporter./// /// protected void SendMessage(Message m){MessageTransporter.GetMT().PostMessage(m);}/// /// Should be called when method Execute terminates or whenMiddleware is/// uninstalled./// Unregisters this from the system and aborts all ownThreads./// Can be overriden for making some work before terminatingbut base method/// must always be invoked./// protected internal virtual void Terminate(){// If method is not called by main Thread, abort mainThread, i.e.// kill Agentif (!Thread.CurrentThread.Equals(mainThread)){try {mainThread.Abort();}catch(ThreadStateException){Console.WriteLine("Cannot abort main Threadin {0}", this);}}// Unregister thisMessageTransporter.GetMT().Unregister(GetId());MSc EMOOSE Thesis – http://www.emn.fr/EMOOSE 88
}DirectoryFacilitator.GetDF().Unregister(GetId());// Abort all dependent threadsfor (int i = 0; i < threads.Count; i++){WeakReference wr = (WeakReference) threads[i];Thread t = (Thread) wr.Target;if (t != null)t.Abort();}}}public override String ToString(){return "[Agent:" + GetType().Name + "]";//return "[Agent:" + GetId() + "]";}11. Class MAP.Activityusing System;using System.Threading;using System.Collections;namespace MAP{/// /// Defines a piece of behaviour for an Agent./// It is aimed at providing modularity in the implementation of anAgent's/// behaviour. An Activity can have its own data, allowing for aclear/// separation between activity-dependent data and the Agent's mentalstate./// If work involves multithreading, Threads should be created viathe NewThread/// method for allowing the Agent to keep control over its behaviour./// public abstract class Activity{// The Agent this belongs to.protected readonly Agent agent;// The Thread that executes thisprotected Thread mainThread;protected Activity(Agent ag){agent = ag;mainThread = null;}/// /// Defines the work performed by this when its main thread isstarted./// Default implementation does nothing (thread finishesimmediately)./// public virtual void Execute() {}MSc EMOOSE Thesis – http://www.emn.fr/EMOOSE 89
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Vrije Universiteit Brussel - Belgiu
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ContentsAbstract 1Acknowledgements
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(4) Table UP_SUP (matches User Prof
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content providers’ interpretation
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- Active profiling consists in aski
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2 Agents2.1 Overview2.1.1 Definitio
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(1) each agent has incomplete infor
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MASs need an organization for speci
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However, the usefulness of personal
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they often provide implementation o
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2.5 Design2.5.1 The DIMA designIn [
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3 MetadataDuring the earlier invest
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This requires some agreement and st
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4 PerspectivesRecommender systems m
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way Lego blocks should be assembled
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usiness intelligence is generated.
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important than memory space optimiz
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The graph is then formatted to be v
Page 39 and 40: Chapter 4: Implementation1 Implemen
Page 41 and 42: (1) A Name Server (NS) maps every a
Page 43 and 44: the agent terminates, the thread is
Page 45 and 46: 4 Application level4.1 OverviewThe
Page 47 and 48: 4.3 User Agent MakerThis agent has
Page 49 and 50: Thus the profile, node and link cla
Page 51 and 52: BIProviderR : Provide_Business_Inte
Page 53 and 54: to enable users to explicitly speci
Page 55 and 56: ConclusionA “minimalist” approa
Page 57 and 58: Appendix A: Addendum onIndustrial I
Page 59 and 60: Appendix B: SQL Tables Design1 Tabl
Page 61 and 62: Appendix C: Conference PaperA paper
Page 63 and 64: very large repositories of learning
Page 65 and 66: popularity of the link (the bigger
Page 67 and 68: Appendix D: Source Code1 Agent infr
Page 69 and 70: public static bool ProcessIsMainHos
Page 71 and 72: string path = MakePath(".", Middlew
Page 73 and 74: System.Messaging.MessageQueue queue
Page 75 and 76: public static NameServer GetNS(){if
Page 77 and 78: }}}table[agentId] = address;}}/// /
Page 79 and 80: ****** NON-STATIC PART ******// Tab
Page 82 and 83: }}}return (AgentId) first;using Sys
Page 85 and 86: {}return Subject.GetHashCode() + Na
Page 87 and 88: name in order to allow for the retr
Page 89: }// Start agent's main Thread.Threa
Page 93 and 94: {/// /// Allows for specific conver
Page 95 and 96: }Monitor.Exit(aLock);public overrid
Page 97 and 98: Allows for synchronized Message exc
Page 99 and 100: esource./// /// public string GetMa
Page 101 and 102: }}private void RunTerminationExamin
Page 103 and 104: }private Message RequestUACreation(
Page 105 and 106: }msgQueue.AddFilters(new MessageCat
Page 107 and 108: Message received: interrupt preterm
Page 109 and 110: 19. Class Architecture.DBManagerAg
Page 111 and 112: }}connection.Close();/// /// For sa
Page 113 and 114: using System.Collections;namespace
Page 115 and 116: namespace Architecture.Profiles{usi
Page 117 and 118: private UP(DataRow row) : this(newU
Page 119 and 120: }DataRow[] rows = Row.GetChildRows(
Page 121 and 122: }adapter.Update(Data);//***********
Page 123 and 124: internal static readonly string LAS
Page 125 and 126: }}Row[OCCURRENCES] = Occurrences +
Page 127 and 128: }get{}return Data.Rows.Find(_name);
Page 129 and 130: private static SqlDataAdapter adapt
Page 131 and 132: }foreach (ILink link in links){if (
Page 133 and 134: }}}private DataRow Row{get{return D
Page 135 and 136: 18. N. Good, et al. Combining colla
Page 137 and 138: 49. D. Derbyshire, et al., Agent-Ba
Page 139: 83. Council for Higher Education Ac
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