1 /* |
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2 * Copyright (c) 2007-2008 Nokia Corporation and/or its subsidiary(-ies). |
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3 * All rights reserved. |
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4 * This component and the accompanying materials are made available |
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5 * under the terms of "Eclipse Public License v1.0" |
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6 * which accompanies this distribution, and is available |
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7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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8 * |
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9 * Initial Contributors: |
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10 * Nokia Corporation - initial contribution. |
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11 * |
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12 * Contributors: |
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13 * |
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14 * Description: |
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15 * |
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16 */ |
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17 |
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18 |
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19 #include <liwservicehandler.h> |
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20 |
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21 #include "hnqueryresultcollector.h" |
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22 #include "hnmdquery.h" |
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23 #include "hnmdqueries.h" |
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24 #include "hnconvutils.h" |
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25 #include "hnservicehandler.h" |
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26 #include "hnmdservice.h" |
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27 #include "hnmdservicecommand.h" |
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28 |
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29 using namespace LIW; |
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30 |
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31 // --------------------------------------------------------------------------- |
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32 // |
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33 // --------------------------------------------------------------------------- |
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34 // |
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35 CHnQueryResultCollector* CHnQueryResultCollector::NewL( |
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36 const CHnMdQueries& aQueries , const CLiwGenericParamList& aParams ) |
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37 { |
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38 CHnQueryResultCollector* self = NewLC( aQueries , aParams ); |
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39 CleanupStack::Pop( self ); |
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40 return self; |
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41 } |
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42 // --------------------------------------------------------------------------- |
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43 // |
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44 // --------------------------------------------------------------------------- |
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45 // |
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46 CHnQueryResultCollector* CHnQueryResultCollector::NewLC( |
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47 const CHnMdQueries& aQueries , const CLiwGenericParamList& aParams ) |
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48 { |
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49 CHnQueryResultCollector* self = |
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50 new ( ELeave ) CHnQueryResultCollector( aQueries , aParams ); |
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51 CleanupStack::PushL( self ); |
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52 self->ConstructL(); |
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53 return self; |
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54 } |
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55 // --------------------------------------------------------------------------- |
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56 // |
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57 // --------------------------------------------------------------------------- |
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58 // |
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59 CHnQueryResultCollector::CHnQueryResultCollector( |
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60 const CHnMdQueries& aQueries , |
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61 const CLiwGenericParamList& aParams) : CActive ( EPriorityStandard ), |
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62 iQueries( aQueries ), |
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63 iParams( aParams ) |
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64 { |
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65 } |
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66 |
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67 // --------------------------------------------------------------------------- |
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68 // |
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69 // --------------------------------------------------------------------------- |
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70 // |
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71 CHnQueryResultCollector::~CHnQueryResultCollector() |
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72 { |
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73 Cancel(); |
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74 delete iResults; |
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75 delete iCurrentQueryResults; |
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76 delete iSh; |
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77 } |
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78 |
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79 // --------------------------------------------------------------------------- |
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80 // |
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81 // --------------------------------------------------------------------------- |
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82 // |
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83 void CHnQueryResultCollector::ConstructL() |
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84 { |
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85 iResults = CLiwGenericParamList::NewL(); |
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86 iCurrentQueryResults = CLiwGenericParamList::NewL(); |
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87 CActiveScheduler::Add( this ); |
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88 } |
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89 |
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90 // --------------------------------------------------------------------------- |
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91 // |
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92 // --------------------------------------------------------------------------- |
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93 // |
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94 void CHnQueryResultCollector::StartAsynchL( |
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95 MHnQueryResultCollectorNotification* aNotification ) |
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96 { |
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97 __ASSERT_DEBUG( aNotification , User::Panic( KMatrixPanic , 0) ); |
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98 iNotification = aNotification; |
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99 ResetL(); |
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100 if( iQueryIterator < iQueries.Count()) |
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101 { |
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102 ExecQueryAsynchL(); |
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103 } |
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104 else |
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105 { |
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106 iNotification->ResultsCollectedL( iResults ); |
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107 } |
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108 } |
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109 |
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110 // --------------------------------------------------------------------------- |
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111 // |
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112 // --------------------------------------------------------------------------- |
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113 // |
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114 void CHnQueryResultCollector::ResetL() |
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115 { |
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116 iQueryIterator = 0; |
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117 iCurrentQueryResults->Reset(); |
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118 } |
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119 |
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120 // --------------------------------------------------------------------------- |
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121 // |
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122 // --------------------------------------------------------------------------- |
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123 // |
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124 void CHnQueryResultCollector::DoCancel() |
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125 { |
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126 iCurrentQueryResults->Reset(); |
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127 delete iSh; |
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128 iSh = NULL; |
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129 } |
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130 // --------------------------------------------------------------------------- |
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131 // |
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132 // --------------------------------------------------------------------------- |
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133 // |
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134 TBool CHnQueryResultCollector::NextQuery() |
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135 { |
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136 iQueryIterator++; |
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137 return iQueryIterator < iQueries.Count(); |
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138 } |
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139 |
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140 // --------------------------------------------------------------------------- |
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141 // |
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142 // --------------------------------------------------------------------------- |
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143 // |
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144 void CHnQueryResultCollector::HandleQueryResultsL() |
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145 { |
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146 HBufC8* name8 = HnConvUtils::StrToStr8FastLC( |
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147 iQueries.Query( iQueryIterator ).NameSpace() ); |
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148 CLiwDefaultMap* map = CLiwDefaultMap::NewL(); |
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149 map->PushL(); |
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150 |
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151 TLiwGenericParam param; |
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152 param.PushL(); |
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153 for (TInt i = 0; i < iCurrentQueryResults->Count(); i++) |
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154 { |
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155 iCurrentQueryResults->AtL(i, param); |
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156 map->InsertL( param.Name(), param.Value() ); |
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157 param.Reset(); |
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158 } |
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159 |
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160 param.SetNameAndValueL( *name8, TLiwVariant( map) ); |
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161 iResults->AppendL(param); |
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162 |
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163 CleanupStack::PopAndDestroy( ¶m); |
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164 CleanupStack::PopAndDestroy( map); |
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165 CleanupStack::PopAndDestroy(name8); |
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166 } |
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167 |
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168 // --------------------------------------------------------------------------- |
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169 // |
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170 // --------------------------------------------------------------------------- |
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171 // |
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172 void CHnQueryResultCollector::RunL() |
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173 { |
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174 if ( !iStatus.Int() ) |
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175 { |
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176 HandleQueryResultsL(); |
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177 } |
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178 |
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179 if( NextQuery() ) |
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180 { |
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181 ExecQueryAsynchL(); |
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182 } |
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183 else |
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184 { |
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185 iNotification->ResultsCollectedL( iResults ); |
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186 } |
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187 } |
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188 |
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189 // --------------------------------------------------------------------------- |
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190 // |
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191 // --------------------------------------------------------------------------- |
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192 // |
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193 void CHnQueryResultCollector::ExecQueryAsynchL() |
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194 { |
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195 __ASSERT_DEBUG( iQueryIterator < iQueries.Count() , |
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196 User::Panic( KMatrixPanic , 0) ); |
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197 //cancel any running evaulations |
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198 Cancel(); |
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199 ExecQueryL( iQueries.Query( iQueryIterator ) ); |
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200 SetActive(); |
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201 } |
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202 |
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203 // --------------------------------------------------------------------------- |
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204 // |
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205 // --------------------------------------------------------------------------- |
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206 // |
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207 void CHnQueryResultCollector::ExecQueryL( CHnMdQuery& aQuery ) |
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208 { |
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209 CLiwGenericParamList* constructor |
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210 = aQuery.GetService().EvaluateConstructorL( iParams ); |
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211 CleanupStack::PushL( constructor ); |
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212 CLiwGenericParamList* command |
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213 = aQuery.GetService().EvaluateCommandL( iParams ); |
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214 CleanupStack::PushL( command ); |
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215 |
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216 delete iSh; |
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217 iSh = NULL; |
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218 iSh = CHnServiceHandler::NewL( |
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219 aQuery.GetService().GetServiceName(), |
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220 aQuery.GetService().GetInterfaceName(), |
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221 aQuery.GetService().GetCommand().GetCommandName(), |
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222 aQuery.GetService().GetCommand().GetCommandMode(), |
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223 constructor, |
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224 command ); |
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225 |
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226 CleanupStack::Pop( command ); |
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227 CleanupStack::Pop( constructor ); |
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228 |
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229 iSh->ExecuteL( *iCurrentQueryResults, iStatus ); |
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230 } |
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231 |
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232 |
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233 |
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234 // End of file |
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