Esempio n. 1
0
        public void CreateGraphInput(Constants.SimulationType simulationType)
        {
            ExcelManipulation excelGraph = new ExcelManipulation();
            excelGraph.CreateExcelFile();
            int grrow = 1;
            int grcol = 1;
            excelGraph.createHeaders(grrow, grcol, "Run No", "A", "B", 2, true, 10, "n");
            excelGraph.createHeaders(grrow, ++grcol, "Simulation Type", "A", "B", 2, true, 10, "n");
            excelGraph.createHeaders(grrow, ++grcol, "Total Budget", "A", "B", 2, true, 10, "n");
            excelGraph.createHeaders(grrow, ++grcol, "Average Budget", "A", "B", 2, true, 10, "n");
            excelGraph.createHeaders(grrow, ++grcol, "Average Reputation", "A", "B", 2, true, 10, "n");
            excelGraph.createHeaders(grrow, ++grcol, "Min Reputation", "A", "B", 2, true, 10, "n");
            excelGraph.createHeaders(grrow, ++grcol, "Max Reputation", "A", "B", 2, true, 10, "n");
            excelGraph.createHeaders(grrow, ++grcol, "Growth Factor ws5", "A", "B", 2, true, 10, "n");
            excelGraph.createHeaders(grrow, ++grcol, "Growth Factor ws10", "A", "B", 2, true, 10, "n");
            excelGraph.createHeaders(grrow, ++grcol, "Growth Factor ws15", "A", "B", 2, true, 10, "n");
            excelGraph.createHeaders(grrow, ++grcol, "Comp prob ws5", "A", "B", 2, true, 10, "n");
            excelGraph.createHeaders(grrow, ++grcol, "Comp prob ws10", "A", "B", 2, true, 10, "n");
            excelGraph.createHeaders(grrow, ++grcol, "Comp prob ws15", "A", "B", 2, true, 10, "n");
            excelGraph.createHeaders(grrow, ++grcol, "Coop prob ws6", "A", "B", 2, true, 10, "n");
            excelGraph.createHeaders(grrow, ++grcol, "Coop prob ws11", "A", "B", 2, true, 10, "n");
            excelGraph.createHeaders(grrow, ++grcol, "Coop prob ws16", "A", "B", 2, true, 10, "n");
            excelGraph.createHeaders(grrow, ++grcol, "Reward Chance ws5", "A", "B", 2, true, 10, "n");
            excelGraph.createHeaders(grrow, ++grcol, "Reward Chance ws10", "A", "B", 2, true, 10, "n");
            excelGraph.createHeaders(grrow, ++grcol, "Reward Chance ws15", "A", "B", 2, true, 10, "n");

            for (int i = 0; i < avgBudget.Count; i++)
            {
                grrow++;
                grcol = 1;
                excelGraph.InsertData(grrow, grcol, i.ToString(), "", "", "");
                excelGraph.InsertData(grrow, ++grcol, simulationType.ToString(), "", "", "");
                excelGraph.InsertData(grrow, ++grcol, totalBudget[i].ToString(), "", "", "");
                excelGraph.InsertData(grrow, ++grcol, avgBudget[i].ToString(), "", "", "");
                excelGraph.InsertData(grrow, ++grcol, avgReputation[i].ToString(), "", "", "");
                excelGraph.InsertData(grrow, ++grcol, minReputation[i].ToString(), "", "", "");
                excelGraph.InsertData(grrow, ++grcol, maxReputation[i].ToString(), "", "", "");
                excelGraph.InsertData(grrow, ++grcol, growthFactor5[i].ToString(), "", "", "");
                excelGraph.InsertData(grrow, ++grcol, growthFactor10[i].ToString(), "", "", "");
                excelGraph.InsertData(grrow, ++grcol, growthFactor15[i].ToString(), "", "", "");
                excelGraph.InsertData(grrow, ++grcol, compProb5[i].ToString(), "", "", "");
                excelGraph.InsertData(grrow, ++grcol, compProb10[i].ToString(), "", "", "");
                excelGraph.InsertData(grrow, ++grcol, compProb15[i].ToString(), "", "", "");
                excelGraph.InsertData(grrow, ++grcol, coopProb6[i].ToString(), "", "", "");
                excelGraph.InsertData(grrow, ++grcol, coopProb11[i].ToString(), "", "", "");
                excelGraph.InsertData(grrow, ++grcol, coopProb16[i].ToString(), "", "", "");
                excelGraph.InsertData(grrow, ++grcol, rewardChance5[i].ToString(), "", "", "");
                excelGraph.InsertData(grrow, ++grcol, rewardChance10[i].ToString(), "", "", "");
                excelGraph.InsertData(grrow, ++grcol, rewardChance15[i].ToString(), "", "", "");
            }

            long ticks = DateTime.Now.Ticks;
            excelGraph.SaveDocument("coopetitionGraph_" + simulationType + "_" + ticks + ".xls");
        }
Esempio n. 2
0
        private void InitializeUsingDataTables(Constants.SimulationType simulationType)
        {
            outputLog.AppendText("/*********************** Strategy: " + simulationType.ToString() + " ***********************/\n");

            // Generate tasks
            TaskPool.Clear();
            outputLog.AppendText("Generating Tasks...\n");
            foreach (DataRow drTask in dtTaskInitialValues.Rows)
            {
                Task task = new Task();
                task.Id = Int32.Parse(drTask[colTaskId].ToString());
                task.QoS = double.Parse(drTask[colTaskQoS].ToString());
                task.Fee = Int32.Parse(drTask[colTaskFee].ToString());
                task.Assigned = Boolean.Parse(drTask[colTaskAssigned].ToString());
                TaskPool.Add(task);
            }

            // Generate communities
            outputLog.AppendText("Generating Communities...\n");
            Communities.RemoveAt(0);
            Community community = new Community(1);
            community.TaskPool = TaskPool;

            // Generate web services
            outputLog.AppendText("Generating " + Constants.NumberOfWebservices + " of Web Services...\n");

            community.Members.Clear();
            community.IntraNetworks.Clear();
            foreach (DataRow drWs in dtWsInitialValues.Rows)
            {
                WebService ws = new WebService();
                ws.Id = Int32.Parse(drWs[colWsId].ToString());
                ws.QoS = double.Parse(drWs[colWsQoS].ToString());
                ws.GrowthFactor = double.Parse(drWs[colWsGrowthFactor].ToString());
                ws.Reputation = double.Parse(drWs[colWsReputation].ToString());
                ws.Budget = Int32.Parse(drWs[colWsBudget].ToString());
                switch (simulationType)
                {
                    case Constants.SimulationType.AllCompetitive:
                        ws.Type = Constants.WebserviceType.JustCompetitive;
                        break;
                    case Constants.SimulationType.AllRandom:
                        ws.Type = Constants.WebserviceType.Random;
                        break;
                    case Constants.SimulationType.Coopetitive:
                        ws.Type = Constants.WebserviceType.Coopetitive;
                        break;
                }
                ws.CommunityId = Int32.Parse(drWs[colCmId].ToString());

                ws.NetworkId = Int32.Parse(drWs[colWsNetwork].ToString());

                community.AddMember(ws);
            }

            Communities.Add(community);

            // Collaboration Network Initialization
            outputLog.AppendText("Initializating Collaboration Network...\n");
            InitializeNetworksUsingDataTable();
        }
Esempio n. 3
0
        public void Run(Constants.SimulationType simulationType)
        {
            if (dtWsInitialValues.Rows.Count == 0)
            {
                Initialization(simulationType);
            }
            else
            {
                InitializeUsingDataTables(simulationType);
            }

            long start = DateTime.Now.Ticks;
            for (int i = 0; i < Constants.NumberOfRuns; i++)
            {
                outputLog.AppendText("Iteration #" + i + "...\n");
                outputLog.ScrollToCaret();
                excel.CreateExcelFile();
                row = 1;
                col = 1;
                Simulation(i + 1);
                long ticks = DateTime.Now.Ticks;
                excel.SaveDocument("coopetition_" + i.ToString() + "_" + ticks + ".xls");

                double totBudget = 0;
                double totRep = 0;
                double maxRep = 0;
                double minRep = 1;
                for (int j = 0; j < Communities[0].Members.Count; j++)
                {
                    totBudget += Communities[0].Members[j].Webservice.Budget;
                    totRep += Communities[0].Members[j].Webservice.Reputation;
                    if (Communities[0].Members[j].Webservice.Reputation > maxRep)
                        maxRep = Communities[0].Members[j].Webservice.Reputation;
                    if (Communities[0].Members[j].Webservice.Reputation < minRep)
                        minRep = Communities[0].Members[j].Webservice.Reputation;
                }
                avgBudget.Add((double)totBudget / Communities[0].Members.Count);
                totalBudget.Add(totBudget);
                avgReputation.Add((double)totRep / Communities[0].Members.Count);
                minReputation.Add(minRep);
                maxReputation.Add(maxRep);
                growthFactor5.Add(Communities[0].Members[5].Webservice.GrowthFactor);
                growthFactor10.Add(Communities[0].Members[10].Webservice.GrowthFactor);
                growthFactor15.Add(Communities[0].Members[15].Webservice.GrowthFactor);
                compProb5.Add(Communities[0].Members[5].Webservice.CompetedProbability);
                compProb10.Add(Communities[0].Members[10].Webservice.CompetedProbability);
                compProb15.Add(Communities[0].Members[15].Webservice.CompetedProbability);
                coopProb6.Add(1 - Communities[0].Members[6].Webservice.CompetedProbability);
                coopProb11.Add(1 - Communities[0].Members[11].Webservice.CompetedProbability);
                coopProb16.Add(1 - Communities[0].Members[16].Webservice.CompetedProbability);
                rewardChance5.Add((double)Communities[0].Members[5].Webservice.NumberOfRewarded / (i+1));
                rewardChance10.Add((double)Communities[0].Members[10].Webservice.NumberOfRewarded / (i + 1));
                rewardChance15.Add((double)Communities[0].Members[15].Webservice.NumberOfRewarded / (i + 1));

                ReleaseTasks();
            }
            long end = DateTime.Now.Ticks;
            outputLog.AppendText("Simulation took: " + (int)((end-start)/10000) + " ms\n");
            outputLog.AppendText("Done!\n");
            outputLog.ScrollToCaret();
            CreateGraphInput(simulationType);

            avgBudget.Clear();
            totalBudget.Clear();
            avgReputation.Clear();
            maxReputation.Clear();
            minReputation.Clear();

            MessageBox.Show("Done!");
        }
Esempio n. 4
0
 private void InitializeNetworks(Constants.SimulationType simulationType)
 {
     Random rnd = new Random(DateTime.Now.Millisecond);
     foreach (Community community in Communities)
     {
         if ((simulationType == Constants.SimulationType.Coopetitive || simulationType == Constants.SimulationType.AllRandom))
         {
             int NetworkSize = (community.Members.Count - 3) / Constants.NumberOfNetworksInCommunity;
             Environment.outputLog.AppendText("NetworkSize: " + NetworkSize + "\n");
             Environment.outputLog.AppendText("Member Count: " + community.Members.Count + "\n");
             for (int i = 0; i < Constants.NumberOfNetworksInCommunity; i++)
             {
                 CollaborationNetwork network = new CollaborationNetwork(i, community.Id);
                 for (int j = 0; j < NetworkSize; j++)
                 {
                     int wsId = rnd.Next(0, community.Members.Count);
                     while (community.Members[wsId].Webservice.NetworkId != -1)
                     {
                         Thread.Sleep(10);
                         wsId = rnd.Next(0, community.Members.Count);
                     }
                     network.MembersIds.Add(wsId);
                     WebService ws = community.Members.Find(delegate(Community.WebServiceInfo wsInfo) { return wsInfo.Webservice.Id == wsId; }).Webservice;
                     ws.NetworkId = network.Id;
                     dtWsInitialValues.Rows[ws.Id][colWsNetwork] = ws.NetworkId;
                 }
                 community.IntraNetworks.Add(network);
             }
         }
         else
         {
             foreach (Community.WebServiceInfo wsInfo in community.Members)
             {
                 // For all competitve members, there is no need to have intra networks
                 wsInfo.Webservice.NetworkId = -1;
             }
         }
     }
 }
Esempio n. 5
0
        public void Initialization(Constants.SimulationType simulationType)
        {
            CreateInitializationTables();

            DataSetTools dsTools = new DataSetTools();
            dataSet = dsTools.parseDateSet("c:\\projects\\QWS_Dataset_v2.txt");

            outputLog.AppendText("/*********************** Strategy: " + simulationType.ToString() + " ***********************/\n");

            // Generate tasks
            outputLog.AppendText("Generating Tasks...\n");
            for (int i = 0; i < Constants.NumberOfTasks; i++)
            {
                Task task = new Task(i);
                TaskPool.Add(task);
                FillTaskTable(i, task);
            }

            // Generate communities
            outputLog.AppendText("Generating Communities...\n");
            Community community = new Community(1);
            community.TaskPool = TaskPool;

            // Generate web services
            outputLog.AppendText("Generating " + Constants.NumberOfWebservices + " of Web Services...\n");

            for (int i = 0; i < Constants.NumberOfWebservices; i++)
            {
                WebService ws = new WebService(i);

                switch (simulationType)
                {
                    case Constants.SimulationType.AllCompetitive:
                        ws.Type = Constants.WebserviceType.JustCompetitive;
                     break;
                    case Constants.SimulationType.AllRandom:
                        ws.Type = Constants.WebserviceType.Random;
                     break;
                    case Constants.SimulationType.Coopetitive:
                        ws.Type = Constants.WebserviceType.Coopetitive;
                     break;
                }

                community.AddMember(ws);
                ws.CommunityId = community.Id;
                FillWsTable(i, ws);
            }

            Communities.Add(community);

            // Collaboration Network Initialization
            outputLog.AppendText("Initializating Collaboration Network...\n");
            InitializeNetworks(simulationType);

            // Computing thresholds and probabilities
        }