1 | #region License Information
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2 | /* HeuristicLab
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3 | * Copyright (C) 2002-2008 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
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4 | *
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5 | * This file is part of HeuristicLab.
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6 | *
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7 | * HeuristicLab is free software: you can redistribute it and/or modify
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8 | * it under the terms of the GNU General Public License as published by
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9 | * the Free Software Foundation, either version 3 of the License, or
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10 | * (at your option) any later version.
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11 | *
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12 | * HeuristicLab is distributed in the hope that it will be useful,
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13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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15 | * GNU General Public License for more details.
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16 | *
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17 | * You should have received a copy of the GNU General Public License
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18 | * along with HeuristicLab. If not, see <http://www.gnu.org/licenses/>.
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19 | */
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20 | #endregion
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21 |
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22 | using System;
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23 | using System.Collections.Generic;
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24 | using System.Linq;
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25 | using System.Text;
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26 | using HeuristicLab.Hive.Server.Core.InternalInterfaces.DataAccess;
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27 | using HeuristicLab.Hive.Contracts.BusinessObjects;
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28 | using System.Linq.Expressions;
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29 | using System.Runtime.CompilerServices;
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30 |
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31 | namespace HeuristicLab.Hive.Server.ADODataAccess {
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32 | class ClientAdapter: DataAdapterBase, IClientAdapter {
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33 | private dsHiveServerTableAdapters.ClientTableAdapter adapter =
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34 | new dsHiveServerTableAdapters.ClientTableAdapter();
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35 |
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36 | private dsHiveServer.ClientDataTable data =
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37 | new dsHiveServer.ClientDataTable();
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38 |
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39 | private IResourceAdapter resAdapter =
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40 | ServiceLocator.GetResourceAdapter();
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41 |
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42 | public ClientAdapter() {
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43 | adapter.Fill(data);
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44 | }
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45 |
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46 | protected override void Update() {
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47 | this.adapter.Update(this.data);
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48 | }
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49 |
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50 | private ClientInfo Convert(dsHiveServer.ClientRow row,
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51 | ClientInfo client) {
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52 | if(row != null && client != null) {
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53 | /*Parent - resource*/
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54 | client.ResourceId = row.ResourceId;
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55 | resAdapter.GetResourceById(client);
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56 |
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57 | /*ClientInfo*/
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58 | client.ClientId = row.GUID;
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59 |
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60 | if (!row.IsCPUSpeedNull())
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61 | client.CpuSpeedPerCore = row.CPUSpeed;
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62 | else
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63 | client.CpuSpeedPerCore = 0;
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64 |
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65 | if (!row.IsMemoryNull())
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66 | client.Memory = row.Memory;
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67 | else
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68 | client.Memory = 0;
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69 |
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70 | if (!row.IsLoginNull())
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71 | client.Login = row.Login;
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72 | else
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73 | client.Login = DateTime.MinValue;
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74 |
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75 | if (!row.IsStatusNull())
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76 | client.State = (State)Enum.Parse(typeof(State), row.Status, true);
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77 | else
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78 | client.State = State.idle;
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79 |
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80 | if (!row.IsNumberOfCoresNull())
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81 | client.NrOfCores = row.NumberOfCores;
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82 | else
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83 | client.NrOfCores = 0;
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84 |
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85 | //todo: config adapter (client.config)
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86 |
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87 | return client;
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88 | }
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89 | else
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90 | return null;
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91 | }
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92 |
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93 | private dsHiveServer.ClientRow Convert(ClientInfo client,
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94 | dsHiveServer.ClientRow row) {
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95 | if (client != null && row != null) {
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96 | row.GUID = client.ClientId;
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97 | row.CPUSpeed = client.CpuSpeedPerCore;
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98 | row.Memory = client.Memory;
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99 | row.Login = client.Login;
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100 | row.Status = client.State.ToString();
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101 | row.NumberOfCores = client.NrOfCores;
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102 |
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103 | //todo: config adapter
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104 | /*if (client.Config != null)
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105 | row.ClientConfigId = client.Config.ClientConfigId;
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106 | else
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107 | row.ClientConfigId = null;*/
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108 | }
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109 |
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110 | return row;
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111 | }
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112 |
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113 | #region IClientAdapter Members
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114 | [MethodImpl(MethodImplOptions.Synchronized)]
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115 | public void UpdateClient(ClientInfo client) {
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116 | if (client != null) {
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117 | resAdapter.UpdateResource(client);
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118 |
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119 | dsHiveServer.ClientRow row =
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120 | data.FindByResourceId(client.ResourceId);
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121 |
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122 | if (row == null) {
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123 | row = data.NewClientRow();
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124 | row.ResourceId = client.ResourceId;
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125 | data.AddClientRow(row);
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126 | }
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127 |
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128 | Convert(client, row);
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129 | }
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130 | }
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131 |
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132 | public ClientInfo GetClientById(Guid clientId) {
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133 | ClientInfo client = new ClientInfo();
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134 |
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135 | dsHiveServer.ClientRow row = null;
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136 | IEnumerable<dsHiveServer.ClientRow> clients =
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137 | from c in
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138 | data.AsEnumerable<dsHiveServer.ClientRow>()
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139 | where !c.IsGUIDNull() && c.GUID == clientId
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140 | select c;
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141 | if (clients.Count<dsHiveServer.ClientRow>() == 1)
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142 | row = clients.First<dsHiveServer.ClientRow>();
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143 |
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144 | if (row != null) {
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145 | Convert(row, client);
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146 |
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147 | return client;
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148 | } else {
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149 | return null;
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150 | }
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151 | }
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152 |
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153 | public ICollection<ClientInfo> GetAllClients() {
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154 | ICollection<ClientInfo> allClients =
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155 | new List<ClientInfo>();
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156 |
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157 | foreach (dsHiveServer.ClientRow row in data) {
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158 | ClientInfo client = new ClientInfo();
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159 | Convert(row, client);
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160 | allClients.Add(client);
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161 | }
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162 |
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163 | return allClients;
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164 | }
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165 |
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166 | [MethodImpl(MethodImplOptions.Synchronized)]
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167 | public bool DeleteClient(ClientInfo client) {
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168 | if (client != null) {
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169 | dsHiveServer.ClientRow row = null;
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170 | IEnumerable<dsHiveServer.ClientRow> clients =
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171 | from c in
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172 | data.AsEnumerable<dsHiveServer.ClientRow>()
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173 | where !c.IsGUIDNull() && c.GUID == client.ClientId
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174 | select c;
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175 | if (clients.Count<dsHiveServer.ClientRow>() == 1)
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176 | row = clients.First<dsHiveServer.ClientRow>();
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177 |
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178 | if (row != null) {
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179 | data.RemoveClientRow(row);
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180 |
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181 | return resAdapter.DeleteResource(client);
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182 | }
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183 | }
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184 |
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185 | return false;
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186 | }
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187 |
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188 | #endregion
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189 | }
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190 | }
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