1 | /* |
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2 | Copyright 2009 Virginia Polytechnic Institute and State University |
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3 | |
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4 | Licensed under the Apache License, Version 2.0 (the "License"); |
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5 | you may not use this file except in compliance with the License. |
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6 | You may obtain a copy of the License at |
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7 | |
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8 | http://www.apache.org/licenses/LICENSE-2.0 |
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9 | |
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10 | Unless required by applicable law or agreed to in writing, software |
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11 | distributed under the License is distributed on an "AS IS" BASIS, |
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12 | WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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13 | See the License for the specific language governing permissions and |
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14 | limitations under the License. |
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15 | */ |
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16 | |
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17 | /*! This file provides a default implementation for a case-based-reasoning based |
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18 | * cognitive engine. |
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19 | */ |
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20 | |
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21 | #include <cstdlib> |
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22 | #include <cstring> |
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23 | #include <stdint.h> |
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24 | #include <cmath> |
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25 | #include <string> |
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26 | |
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27 | #include "vtcross/cbr.h" |
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28 | #include "vtcross/cognitive_engine.h" |
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29 | #include "vtcross/common.h" |
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30 | #include "vtcross/containers.h" |
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31 | #include "vtcross/debug.h" |
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32 | #include "vtcross/error.h" |
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33 | #include "vtcross/socketcomm.h" |
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34 | |
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35 | |
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36 | using namespace std; |
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37 | |
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38 | |
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39 | class CBR_CE : public CognitiveEngine |
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40 | { |
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41 | public: |
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42 | /*! Default constructor. */ |
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43 | CBR_CE() : CognitiveEngine(){}; |
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44 | |
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45 | /*! Default destructor. */ |
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46 | ~CBR_CE(){}; |
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47 | |
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48 | /*! \brief Preferred constructor. |
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49 | * |
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50 | * Overloaded constructor that creates a cognitive engine object and |
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51 | * connects it to either the shell or an SML, depening on the SML bool. |
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52 | * |
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53 | * The 'numFields' parameter sets how large the parameter, observable, |
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54 | * and utility arrays should be upon instantiation. |
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55 | */ |
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56 | CBR_CE(const char* serverName, const char* serverPort, \ |
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57 | const int32_t numFields, const bool SML) \ |
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58 | : CognitiveEngine(serverName, serverPort, numFields, SML){} |
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59 | |
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60 | |
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61 | void RegisterServices(); |
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62 | void DeregisterServices(); |
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63 | |
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64 | /*! \brief Request that the CE optimize a set of parameters. |
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65 | * |
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66 | * Find the most optimal set of transmission parameters given certain |
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67 | * observables and possibly a service if the SML component is present |
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68 | * and active. */ |
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69 | Parameter *GetSolution(Observable *observables, \ |
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70 | Parameter *currentParameters); |
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71 | Parameter *GetSolution(Observable *observables, \ |
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72 | Parameter *currentParameters, std::string service); |
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73 | |
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74 | /*! \brief Receive feedback from the radio |
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75 | * |
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76 | * Receive a feedback from the radio regarding the performance of a |
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77 | * certain set of parameters, possibly associated with a service. |
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78 | * |
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79 | * Feedback is a single set of performance statistics that is achieved |
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80 | * corresponding to a specific set of transmission parameters. Feedback |
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81 | * helps a Cognitive Engine make better future decisions based upon |
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82 | * more accurate performance statistics. |
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83 | */ |
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84 | void ReceiveFeedback(Observable *observables,Parameter *parameters); |
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85 | void ReceiveFeedback(Observable *observables, Parameter *parameters, \ |
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86 | std::string service); |
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87 | |
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88 | |
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89 | /*! \brief Initialize the CE and prepare it for operation. |
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90 | * |
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91 | * BuildCognitiveEngine performs the CE implementation specific work |
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92 | * that defines the internals of a CE. For example, a CBR CE engine |
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93 | * would build the case-base reasoner or create the database, a neural |
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94 | * network based CE may perform the initial training, a GA based CE |
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95 | * may build the chromosome structure. |
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96 | */ |
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97 | void BuildCognitiveEngine(); |
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98 | |
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99 | /*! \brief Each of these functions responds to a specific command. |
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100 | * |
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101 | * These functions are left principally un-implemented. It is the duty |
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102 | * of child classes to implement these functions, as they define the |
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103 | * cognitive engine's functionality. |
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104 | */ |
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105 | void PerformUpdatePerformance(); |
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106 | void PerformRequestOptimizationService(); |
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107 | void PerformRequestOptimization(); |
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108 | void PerformQueryComponentType(); |
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109 | void PerformConnectSML(); |
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110 | void PerformDisconnectSML(); |
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111 | void PerformResetEngineCognitive(); |
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112 | void PerformShutdownEngineCognitive(); |
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113 | |
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114 | CBR *myCBR; |
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115 | }; |
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116 | |
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117 | |
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118 | void |
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119 | CBR_CE::RegisterServices() |
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120 | { |
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121 | LOG("Cognitive Engine:: Registering services.\n"); |
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122 | |
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123 | SendMessage(commandSocketFD, "register_service"); |
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124 | SendMessage(commandSocketFD, "test_srv"); |
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125 | |
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126 | SendMessage(commandSocketFD, "register_service"); |
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127 | SendMessage(commandSocketFD, "test_srv1"); |
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128 | |
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129 | SendMessage(commandSocketFD, "register_service"); |
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130 | SendMessage(commandSocketFD, "test_srv2"); |
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131 | |
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132 | SendMessage(commandSocketFD, "register_service"); |
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133 | SendMessage(commandSocketFD, "test_srv3"); |
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134 | |
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135 | } |
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136 | |
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137 | |
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138 | void |
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139 | CBR_CE::DeregisterServices() |
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140 | { |
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141 | LOG("Cognitive Engine:: Deregistering services.\n"); |
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142 | |
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143 | SendMessage(commandSocketFD, "deregister_service"); |
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144 | SendMessage(commandSocketFD, "test_srv"); |
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145 | |
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146 | SendMessage(commandSocketFD, "deregister_service"); |
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147 | SendMessage(commandSocketFD, "test_srv1"); |
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148 | |
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149 | SendMessage(commandSocketFD, "deregister_service"); |
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150 | SendMessage(commandSocketFD, "test_srv2"); |
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151 | |
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152 | SendMessage(commandSocketFD, "deregister_service"); |
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153 | SendMessage(commandSocketFD, "test_srv3"); |
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154 | |
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155 | } |
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156 | |
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157 | |
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158 | Parameter* |
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159 | CBR_CE::GetSolution(Observable *observables, Parameter *currentParameters) |
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160 | { |
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161 | LOG("Cognitive Engine:: Generating solution.\n"); |
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162 | |
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163 | string searchNames[radioInfo->numUtilities]; |
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164 | |
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165 | for(size_t i = 0; i < radioInfo->numUtilities; i++) { |
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166 | searchNames[i] = observables[i].name; |
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167 | } |
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168 | |
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169 | float searchVals[radioInfo->numUtilities]; |
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170 | |
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171 | for(size_t i = 0; i < radioInfo->numUtilities; i++) { |
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172 | searchVals[i] = uList[i].target; |
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173 | } |
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174 | |
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175 | uint32_t numberColumns = radioInfo->numUtilities + radioInfo->numParameters \ |
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176 | + radioInfo->numObservables + 1; |
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177 | |
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178 | float returnValues[numberColumns]; |
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179 | |
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180 | int searchOps[radioInfo->numUtilities]; |
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181 | for(size_t i = 0; i < radioInfo->numUtilities; i++) { |
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182 | |
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183 | /* If the goal is to maximum, set the search operation to |
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184 | * return values greater than the target. |
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185 | * |
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186 | * If the goal is to minimize, set the search operation to |
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187 | * return values less than the target. |
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188 | * |
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189 | * NOTE: the values '2' and '4' here are from some old preprocesser |
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190 | * definitions, which I will copy here until I can figure out just what |
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191 | * exactly they were for: |
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192 | 42 #define EQ 0 // equals |
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193 | 43 #define NE 1 // not equals |
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194 | 44 #define GT 2 // greater than |
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195 | 45 #define GE 3 // greater than or equal to |
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196 | 46 #define LT 4 // less than |
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197 | 47 #define LE 5 // less than or equal to |
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198 | */ |
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199 | if(strcmp(uList[i].goal.c_str(), "max") == 0) { |
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200 | searchOps[i] = 2; |
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201 | } else if(strcmp(uList[i].goal.c_str(), "min") == 0) { |
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202 | searchOps[i] = 4; |
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203 | } |
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204 | } |
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205 | |
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206 | /* CBR specific call */ |
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207 | uint32_t rc = myCBR->Search(searchNames, searchOps, searchVals, |
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208 | radioInfo->numUtilities, returnValues); |
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209 | |
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210 | if(rc == 0){ |
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211 | /* Adapt the returned parameters to meet the objective */ |
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212 | LOG("Cognitive Engine:: Found\n"); |
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213 | |
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214 | /* Should do a random adaptation.. */ |
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215 | if(returnValues[numberColumns-1] < 0) { |
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216 | returnValues[2] = returnValues[2] - 15; |
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217 | returnValues[3] = returnValues[3] - 2; |
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218 | } else { |
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219 | returnValues[2] = returnValues[2] + 15; |
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220 | returnValues[3] = returnValues[3] + 2; |
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221 | } |
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222 | } else if(rc == 31337) { |
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223 | LOG("Cognitive Engine:: Not Found.\n"); |
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224 | /* No rows in the CBR, pick default parameters */ |
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225 | /* Currently this is hard coded and implementation specific! */ |
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226 | returnValues[2] = currentParameters[0].value + 5; |
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227 | returnValues[3] = currentParameters[1].value + 10; |
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228 | |
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229 | } else { |
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230 | LOG("Cognitive Engine:: Search return an invalid value.\n"); |
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231 | } |
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232 | |
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233 | size_t returnValueIndex = 0; |
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234 | for(size_t i = 0; i < radioInfo->numUtilities; i++) { |
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235 | uList[i].value = returnValues[returnValueIndex]; |
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236 | returnValueIndex++; |
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237 | } |
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238 | for(size_t i = 0; i < radioInfo->numParameters; i++) { |
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239 | pList[i].value = returnValues[returnValueIndex]; |
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240 | returnValueIndex++; |
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241 | } |
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242 | for(size_t i = 0; i < radioInfo->numObservables; i++) { |
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243 | oList[i].value = returnValues[returnValueIndex]; |
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244 | returnValueIndex++; |
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245 | } |
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246 | returnValues[returnValueIndex] = 0; |
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247 | |
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248 | string allNames[numberColumns]; |
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249 | size_t allNameIndex = 0; |
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250 | for(size_t i = 0; i < radioInfo->numUtilities; i++) { |
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251 | allNames[allNameIndex] = uList[i].name; |
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252 | returnValues[allNameIndex] = uList[i].target; |
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253 | allNameIndex++; |
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254 | } |
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255 | for(size_t i = 0; i < radioInfo->numParameters; i++) { |
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256 | allNames[allNameIndex] = pList[i].name; |
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257 | allNameIndex++; |
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258 | } |
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259 | for(size_t i = 0; i < radioInfo->numObservables; i++) { |
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260 | allNames[allNameIndex] = oList[i].name; |
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261 | returnValues[allNameIndex] = 0; |
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262 | allNameIndex++; |
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263 | } |
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264 | allNames[allNameIndex] = "utility"; |
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265 | |
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266 | // Add row to CBR. |
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267 | myCBR->AddRow(allNames, returnValues, returnValueIndex + 1); |
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268 | |
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269 | return pList; |
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270 | } |
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271 | |
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272 | |
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273 | Parameter* |
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274 | CBR_CE::GetSolution(Observable *observables, \ |
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275 | Parameter *currentParameters, std::string service) |
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276 | { |
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277 | LOG("Cognitive Engine:: Generating solution for %s service.\n", service.c_str()); |
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278 | |
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279 | return pList; |
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280 | } |
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281 | |
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282 | |
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283 | void |
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284 | CBR_CE::ReceiveFeedback(Observable *observables, Parameter *parameters) |
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285 | { |
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286 | LOG("Cognitive Engine:: Receiving feedback.\n"); |
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287 | |
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288 | uint32_t numberColumns = radioInfo->numParameters + radioInfo->numUtilities; |
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289 | |
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290 | uint32_t obsColumns = radioInfo->numObservables + 1; |
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291 | |
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292 | float valList[numberColumns]; |
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293 | float obsVals[numberColumns]; |
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294 | string nameList[numberColumns]; |
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295 | string obsList[obsColumns]; |
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296 | |
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297 | size_t columnObsIndex = 0; |
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298 | for (size_t i = 0; i < radioInfo->numObservables; i++){ |
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299 | obsList[columnObsIndex] = observables[i].name; |
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300 | columnObsIndex++; |
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301 | } |
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302 | obsList[columnObsIndex] = "utility"; |
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303 | |
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304 | size_t columnIndex = 0; |
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305 | for (size_t i = 0; i < radioInfo->numParameters; i++){ |
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306 | nameList[columnIndex] = parameters[i].name; |
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307 | columnIndex++; |
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308 | } |
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309 | for (size_t i = 0; i < radioInfo->numUtilities; i++){ |
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310 | nameList[columnIndex] = uList[i].name; |
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311 | columnIndex++; |
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312 | } |
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313 | |
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314 | size_t obsValueIndex = 0; |
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315 | for(size_t i = 0; i < radioInfo->numObservables; i++) { |
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316 | obsVals[obsValueIndex] = observables[i].value; |
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317 | obsValueIndex++; |
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318 | } |
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319 | |
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320 | /* Calculate Utility */ |
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321 | float newUtilityValue = 0; |
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322 | |
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323 | for(size_t i = 0; i < radioInfo->numUtilities; i++) { |
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324 | newUtilityValue = newUtilityValue + (uList[i].target - observables[i].value); |
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325 | } |
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326 | obsVals[obsValueIndex] = newUtilityValue; |
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327 | |
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328 | size_t returnValueIndex = 0; |
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329 | for(size_t i = 0; i < radioInfo->numParameters; i++) { |
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330 | valList[returnValueIndex] = parameters[i].value; |
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331 | returnValueIndex++; |
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332 | } |
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333 | for(size_t i = 0; i < radioInfo->numUtilities; i++) { |
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334 | valList[returnValueIndex] = uList[i].target; |
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335 | returnValueIndex++; |
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336 | } |
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337 | } |
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338 | |
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339 | |
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340 | void |
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341 | CBR_CE::ReceiveFeedback(Observable *observables, Parameter *parameters, \ |
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342 | std::string service) |
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343 | { |
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344 | LOG("Cognitive Engine:: Receiving feedback.\n"); |
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345 | } |
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346 | |
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347 | |
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348 | void |
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349 | CBR_CE::BuildCognitiveEngine() |
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350 | { |
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351 | string filename = "ex1"; |
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352 | string tablename = "data"; |
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353 | |
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354 | uint32_t numberColumns = radioInfo->numUtilities + radioInfo->numParameters \ |
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355 | + radioInfo->numObservables + 1; |
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356 | |
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357 | string cols[numberColumns]; |
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358 | |
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359 | size_t columnIndex = 0; |
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360 | for (size_t i = 0; i < radioInfo->numUtilities; i++){ |
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361 | cols[columnIndex] = uList[i].name; |
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362 | columnIndex++; |
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363 | } |
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364 | for (size_t i = 0; i < radioInfo->numParameters; i++){ |
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365 | cols[columnIndex] = pList[i].name; |
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366 | columnIndex++; |
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367 | } |
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368 | for (size_t i = 0; i < radioInfo->numObservables; i++){ |
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369 | cols[columnIndex] = oList[i].name; |
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370 | columnIndex++; |
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371 | } |
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372 | cols[columnIndex] = "utility"; |
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373 | |
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374 | myCBR = new CBR(filename, tablename, cols, numberColumns); |
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375 | } |
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376 | |
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377 | |
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378 | void |
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379 | CBR_CE::PerformUpdatePerformance() |
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380 | { |
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381 | /* Receive Set of current Parameters */ |
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382 | char buffer[256]; |
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383 | memset(buffer, 0, 256); |
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384 | ReadMessage(commandSocketFD, buffer); |
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385 | uint32_t numParameters = atoi(buffer); |
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386 | |
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387 | Parameter *p = new Parameter[numParameters]; |
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388 | |
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389 | for(size_t i = 0; i < numParameters; i++) { |
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390 | memset(buffer, 0, 256); |
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391 | ReadMessage(commandSocketFD, buffer); |
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392 | p[i].name = std::string(buffer); |
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393 | |
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394 | memset(buffer, 0, 256); |
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395 | ReadMessage(commandSocketFD, buffer); |
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396 | p[i].value = atof(buffer); |
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397 | } |
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398 | |
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399 | /* Receive Set of Observables */ |
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400 | memset(buffer, 0, 256); |
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401 | ReadMessage(commandSocketFD, buffer); |
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402 | uint32_t numObservables = atoi(buffer); |
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403 | |
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404 | Observable *o = new Observable[numObservables]; |
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405 | |
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406 | for(size_t i = 0; i < numObservables; i++) { |
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407 | memset(buffer, 0, 256); |
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408 | ReadMessage(commandSocketFD, buffer); |
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409 | o[i].name = std::string(buffer); |
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410 | |
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411 | memset(buffer, 0, 256); |
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412 | ReadMessage(commandSocketFD, buffer); |
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413 | o[i].value = atof(buffer); |
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414 | } |
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415 | |
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416 | ReceiveFeedback(o, p); |
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417 | |
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418 | delete [] o; |
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419 | delete [] p; |
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420 | } |
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421 | |
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422 | |
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423 | void |
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424 | CBR_CE::PerformRequestOptimizationService() |
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425 | { |
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426 | // THIS IS CURRENTLY IN DEMO MODE |
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427 | |
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428 | /* Receive Set of Observables */ |
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429 | LOG("\nCognitive Engine:: Receiving service name\n"); |
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430 | |
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431 | char buffer[256]; |
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432 | memset(buffer, 0, 256); |
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433 | ReadMessage(commandSocketFD,buffer); |
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434 | LOG("\nCognitive Engine:: Got service name, %s\n", buffer); |
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435 | |
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436 | /* Receive Set of Observables */ |
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437 | LOG("\nCognitive Engine:: Receiving Observable Parameters\n"); |
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438 | |
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439 | memset(buffer, 0, 256); |
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440 | ReadMessage(commandSocketFD,buffer); |
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441 | uint32_t numObservables = atoi(buffer); |
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442 | |
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443 | Observable *o = new Observable[numObservables]; |
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444 | |
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445 | for(size_t i = 0; i < numObservables; i++) { |
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446 | memset(buffer, 0, 256); |
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447 | ReadMessage(commandSocketFD, buffer); |
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448 | o[i].name = std::string(buffer); |
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449 | |
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450 | memset(buffer, 0, 256); |
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451 | ReadMessage(commandSocketFD, buffer); |
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452 | o[i].value = atof(buffer); |
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453 | } |
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454 | |
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455 | /* Receive Set of current Parameters */ |
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456 | LOG("Cognitive Engine:: Receiving Current Transmission Parameters\n"); |
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457 | |
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458 | memset(buffer, 0, 256); |
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459 | ReadMessage(commandSocketFD, buffer); |
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460 | uint32_t numCurrentParameters = atoi(buffer); |
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461 | |
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462 | Parameter *cp = new Parameter[numCurrentParameters]; |
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463 | |
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464 | for(size_t i = 0; i < numCurrentParameters; i++) { |
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465 | memset(buffer, 0, 256); |
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466 | ReadMessage(commandSocketFD, buffer); |
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467 | cp[i].name = std::string(buffer); |
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468 | |
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469 | memset(buffer, 0, 256); |
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470 | ReadMessage(commandSocketFD, buffer); |
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471 | cp[i].value = atof(buffer); |
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472 | } |
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473 | LOG("Cognitive Engine:: Processing parameters....\n"); |
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474 | |
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475 | //Parameter *solutionSet; |
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476 | |
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477 | //solutionSet = GetSolution(o,cp); |
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478 | |
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479 | // TODO need to actually do something with the observables here |
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480 | |
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481 | LOG("Cognitive Engine:: Sending Optimal Parameters to Application.\n"); |
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482 | char numParametersChar[10]; |
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483 | //char solutionValue[50]; |
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484 | sprintf(numParametersChar, "%i", radioInfo->numParameters); |
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485 | SendMessage(commandSocketFD, numParametersChar); |
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486 | for(size_t i = 0; i < radioInfo->numParameters; i++) { |
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487 | // TODO What's with all the commented-out code? |
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488 | //SendMessage(commandSocketFD, solutionSet[i].name.c_str()); |
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489 | SendMessage(commandSocketFD, "test"); |
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490 | //memset(solutionValue, 0, 50); |
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491 | //sprintf(solutionValue, "%f", solutionSet[i].value); |
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492 | //SendMessage(commandSocketFD, solutionValue); |
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493 | SendMessage(commandSocketFD, "00"); |
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494 | } |
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495 | |
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496 | delete [] o; |
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497 | delete [] cp; |
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498 | |
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499 | } |
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500 | |
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501 | |
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502 | void |
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503 | CBR_CE::PerformRequestOptimization() |
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504 | { |
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505 | /* Receive Set of Observables */ |
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506 | LOG("\nCognitive Engine:: Receiving Observable Parameters\n"); |
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507 | |
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508 | char buffer[256]; |
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509 | memset(buffer, 0, 256); |
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510 | ReadMessage(commandSocketFD,buffer); |
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511 | uint32_t numObservables = atoi(buffer); |
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512 | |
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513 | Observable *o = new Observable[numObservables]; |
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514 | |
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515 | for(size_t i = 0; i < numObservables; i++) { |
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516 | memset(buffer, 0, 256); |
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517 | ReadMessage(commandSocketFD, buffer); |
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518 | o[i].name = std::string(buffer); |
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519 | |
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520 | memset(buffer, 0, 256); |
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521 | ReadMessage(commandSocketFD, buffer); |
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522 | o[i].value = atof(buffer); |
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523 | } |
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524 | |
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525 | /* Receive Set of current Parameters */ |
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526 | LOG("Cognitive Engine:: Receiving Current Transmission Parameters\n"); |
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527 | |
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528 | memset(buffer, 0, 256); |
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529 | ReadMessage(commandSocketFD, buffer); |
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530 | uint32_t numCurrentParameters = atoi(buffer); |
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531 | |
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532 | Parameter *cp = new Parameter[numCurrentParameters]; |
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533 | |
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534 | for(size_t i = 0; i < numCurrentParameters; i++) { |
---|
535 | memset(buffer, 0, 256); |
---|
536 | ReadMessage(commandSocketFD, buffer); |
---|
537 | cp[i].name = std::string(buffer); |
---|
538 | |
---|
539 | memset(buffer, 0, 256); |
---|
540 | ReadMessage(commandSocketFD, buffer); |
---|
541 | cp[i].value = atof(buffer); |
---|
542 | } |
---|
543 | LOG("Cognitive Engine:: Processing parameters....\n"); |
---|
544 | |
---|
545 | Parameter *solutionSet; |
---|
546 | |
---|
547 | solutionSet = GetSolution(o,cp); |
---|
548 | |
---|
549 | // TODO need to actually do something with the observables here |
---|
550 | |
---|
551 | LOG("Cognitive Engine:: Sending Optimal Parameters to Application.\n"); |
---|
552 | char numParametersChar[10]; |
---|
553 | char solutionValue[50]; |
---|
554 | sprintf(numParametersChar, "%i", radioInfo->numParameters); |
---|
555 | SendMessage(commandSocketFD, numParametersChar); |
---|
556 | for(size_t i = 0; i < radioInfo->numParameters; i++) { |
---|
557 | SendMessage(commandSocketFD, solutionSet[i].name.c_str()); |
---|
558 | memset(solutionValue, 0, 50); |
---|
559 | sprintf(solutionValue, "%f", solutionSet[i].value); |
---|
560 | SendMessage(commandSocketFD, solutionValue); |
---|
561 | } |
---|
562 | |
---|
563 | delete [] o; |
---|
564 | delete [] cp; |
---|
565 | } |
---|
566 | |
---|
567 | |
---|
568 | void |
---|
569 | CBR_CE::PerformQueryComponentType() |
---|
570 | { |
---|
571 | SendComponentType(); |
---|
572 | } |
---|
573 | |
---|
574 | |
---|
575 | void |
---|
576 | CBR_CE::PerformConnectSML() |
---|
577 | { |
---|
578 | /* This command implies that we are disconnecting from the shell and |
---|
579 | * connecting to a SML component. */ |
---|
580 | char serverName[256]; |
---|
581 | char serverPort[256]; |
---|
582 | |
---|
583 | // TODO is this going to end up being too slow? |
---|
584 | memset(serverName, 0, 256); |
---|
585 | memset(serverPort, 0, 256); |
---|
586 | |
---|
587 | ReadMessage(commandSocketFD, serverName); |
---|
588 | ReadMessage(commandSocketFD, serverPort); |
---|
589 | |
---|
590 | /* Only continue if we are currently connected to a shell. */ |
---|
591 | if(!SML_present) { |
---|
592 | DeregisterComponent(); |
---|
593 | |
---|
594 | shutdown(commandSocketFD, 2); |
---|
595 | close(commandSocketFD); |
---|
596 | |
---|
597 | ConnectToRemoteComponent(serverName, serverPort, true); |
---|
598 | } |
---|
599 | } |
---|
600 | |
---|
601 | |
---|
602 | void |
---|
603 | CBR_CE::PerformDisconnectSML() |
---|
604 | { |
---|
605 | /* This command implies that we are disconnecting from the SML and |
---|
606 | * connecting to a shell component. */ |
---|
607 | char serverName[256]; |
---|
608 | char serverPort[256]; |
---|
609 | |
---|
610 | // TODO is this going to end up being too slow? |
---|
611 | memset(serverName, 0, 256); |
---|
612 | memset(serverPort, 0, 256); |
---|
613 | |
---|
614 | ReadMessage(commandSocketFD, serverName); |
---|
615 | ReadMessage(commandSocketFD, serverPort); |
---|
616 | |
---|
617 | /* We only want to do this if we are actually connected to an SML |
---|
618 | * currently. */ |
---|
619 | if(SML_present) { |
---|
620 | DeregisterServices(); |
---|
621 | |
---|
622 | shutdown(commandSocketFD, 2); |
---|
623 | close(commandSocketFD); |
---|
624 | |
---|
625 | ConnectToRemoteComponent(serverName, serverPort, false); |
---|
626 | } |
---|
627 | } |
---|
628 | |
---|
629 | |
---|
630 | void |
---|
631 | CBR_CE::PerformResetEngineCognitive() |
---|
632 | { |
---|
633 | Reset(); |
---|
634 | } |
---|
635 | |
---|
636 | |
---|
637 | void |
---|
638 | CBR_CE::PerformShutdownEngineCognitive() |
---|
639 | { |
---|
640 | Shutdown(); |
---|
641 | } |
---|
642 | |
---|