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1 // Copyright (c) 2004-2009 Nokia Corporation and/or its subsidiary(-ies). |
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2 // All rights reserved. |
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3 // This component and the accompanying materials are made available |
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4 // under the terms of "Eclipse Public License v1.0" |
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5 // which accompanies this distribution, and is available |
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6 // at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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7 // |
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8 // Initial Contributors: |
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9 // Nokia Corporation - initial contribution. |
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10 // |
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11 // Contributors: |
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12 // |
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13 // Description: |
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14 // Name : CProxyResolvingQueue.cpp |
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15 // Part of : ProxyResolver |
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16 // Version : SIP/4.0 |
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17 // |
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18 |
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19 |
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20 |
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21 #include "CProxyResolvingQueue.h" |
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22 #include "CProxyQuery.h" |
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23 |
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24 |
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25 // ----------------------------------------------------------------------------- |
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26 // CProxyResolvingQueue::NewL |
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27 // ----------------------------------------------------------------------------- |
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28 // |
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29 CProxyResolvingQueue* CProxyResolvingQueue::NewL () |
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30 { |
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31 CProxyResolvingQueue* self = CProxyResolvingQueue::NewLC(); |
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32 CleanupStack::Pop( self ); |
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33 return self; |
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34 } |
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35 |
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36 // ----------------------------------------------------------------------------- |
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37 // CProxyResolvingQueue::NewLC |
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38 // ----------------------------------------------------------------------------- |
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39 // |
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40 CProxyResolvingQueue* CProxyResolvingQueue::NewLC () |
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41 { |
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42 CProxyResolvingQueue* self = new (ELeave) CProxyResolvingQueue(); |
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43 CleanupStack::PushL( self ); |
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44 return self; |
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45 } |
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46 |
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47 // ----------------------------------------------------------------------------- |
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48 // CProxyResolvingQueue::~CProxyResolvingQueue |
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49 // ----------------------------------------------------------------------------- |
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50 // |
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51 CProxyResolvingQueue::~CProxyResolvingQueue () |
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52 { |
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53 CProxyQuery* query = iList.First(); |
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54 while (iList.IsFirst(query) && !iList.IsEmpty()) |
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55 { |
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56 iList.Remove(*query); |
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57 delete query; |
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58 query = iList.First(); |
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59 } |
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60 |
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61 } |
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62 |
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63 // ----------------------------------------------------------------------------- |
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64 // CProxyResolvingQueue::CProxyResolvingQueue |
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65 // ----------------------------------------------------------------------------- |
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66 // |
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67 CProxyResolvingQueue::CProxyResolvingQueue () |
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68 : iList ( CProxyQuery::iOffset ), |
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69 iListIter ( iList ), |
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70 iNextRequestId ( KMinProxyResolveRequestId ) |
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71 { |
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72 } |
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73 |
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74 // ----------------------------------------------------------------------------- |
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75 // CProxyResolvingQueue::AddQuery |
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76 // ----------------------------------------------------------------------------- |
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77 // |
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78 void CProxyResolvingQueue::AddQuery ( CProxyQuery& aQuery ) |
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79 { |
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80 iList.AddLast( aQuery ); |
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81 } |
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82 |
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83 // ----------------------------------------------------------------------------- |
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84 // CProxyResolvingQueue::NextQuery |
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85 // ----------------------------------------------------------------------------- |
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86 // |
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87 CProxyQuery* CProxyResolvingQueue::NextQuery () |
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88 { |
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89 CProxyQuery* query = NULL; |
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90 |
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91 if(!iList.IsEmpty()) |
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92 { |
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93 query = iList.First(); |
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94 iList.Remove(*query); |
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95 } |
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96 |
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97 return query; |
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98 } |
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99 |
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100 // ----------------------------------------------------------------------------- |
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101 // CProxyResolvingQueue::DeleteByRequestId |
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102 // ----------------------------------------------------------------------------- |
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103 // |
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104 void CProxyResolvingQueue::DeleteByRequestId ( TUint aRequestId ) |
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105 { |
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106 CProxyQuery* query = FindQueryByRequestId( aRequestId ); |
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107 |
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108 if (query) |
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109 { |
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110 iList.Remove(*query); |
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111 delete query; |
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112 } |
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113 } |
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114 |
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115 // ----------------------------------------------------------------------------- |
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116 // CProxyResolvingQueue::DetachByRequestId |
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117 // ----------------------------------------------------------------------------- |
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118 // |
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119 void CProxyResolvingQueue::DetachByRequestId ( TUint aRequestId ) |
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120 { |
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121 CProxyQuery* query = FindQueryByRequestId( aRequestId ); |
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122 |
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123 if (query) |
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124 { |
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125 iList.Remove(*query); |
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126 } |
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127 } |
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128 |
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129 |
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130 |
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131 // ----------------------------------------------------------------------------- |
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132 // CProxyResolvingQueue::NextRequestId |
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133 // ----------------------------------------------------------------------------- |
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134 // |
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135 TUint CProxyResolvingQueue::NextRequestId () |
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136 { |
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137 TUint nextRequestId = iNextRequestId; |
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138 |
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139 if (iNextRequestId == KMaxProxyResolveRequestId) |
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140 { |
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141 iNextRequestId = KMinProxyResolveRequestId; |
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142 } |
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143 else |
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144 { |
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145 iNextRequestId++; |
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146 } |
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147 return nextRequestId; |
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148 } |
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149 |
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150 // ----------------------------------------------------------------------------- |
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151 // CProxyResolvingQueue::FindQueryByRequestId |
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152 // ----------------------------------------------------------------------------- |
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153 // |
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154 CProxyQuery* CProxyResolvingQueue::FindQueryByRequestId ( TUint aRequestId ) |
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155 { |
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156 TSglQueIter<CProxyQuery> iter(iList); |
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157 CProxyQuery* query = iter++; |
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158 |
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159 while ( query ) |
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160 { |
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161 if ( query->RequestId() == aRequestId ) |
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162 { |
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163 return query; |
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164 } |
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165 query = iter++; |
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166 } |
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167 |
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168 return NULL; |
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169 } |
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170 |
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171 // ----------------------------------------------------------------------------- |
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172 // CProxyResolvingQueue::NextReadyQuery |
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173 // ----------------------------------------------------------------------------- |
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174 // |
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175 CProxyQuery* CProxyResolvingQueue::NextReadyQuery () |
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176 { |
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177 TSglQueIter<CProxyQuery> iter(iList); |
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178 CProxyQuery* query = iter++; |
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179 CProxyQuery* nextReadyQuery = NULL; |
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180 |
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181 while( query && !nextReadyQuery ) |
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182 { |
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183 if( query->ConnectionOpened()) |
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184 { |
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185 nextReadyQuery = query; |
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186 } |
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187 else |
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188 { |
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189 query = iter++; |
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190 } |
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191 } |
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192 |
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193 if( nextReadyQuery ) |
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194 { |
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195 iList.Remove( *query ); |
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196 } |
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197 |
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198 return nextReadyQuery; |
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199 } |