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1 /* |
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2 * Copyright (c) 2006-2009 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 #include "c32cmiutils.h" |
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19 |
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20 /** A class that differs from TLitC8 only in that it does not have a |
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21 dereference operator defined. Assists in building constant arrays |
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22 of literal strings, constructed at compile time so no dll data is needed. |
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23 @internalComponent |
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24 */ |
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25 template <TInt S> |
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26 class TStLitC8 |
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27 { |
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28 public: |
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29 inline operator const TDesC8&() const; |
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30 inline const TDesC8& operator()() const; |
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31 inline operator const __TRefDesC8() const; |
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32 public: |
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33 TUint iTypeLength; |
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34 TText8 iBuf[__Align8(S)]; |
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35 }; |
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36 |
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37 template <TInt S> |
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38 inline const TDesC8& TStLitC8<S>::operator()() const |
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39 { |
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40 return *REINTERPRET_CAST(const TDesC8*,this); |
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41 } |
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42 |
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43 template <TInt S> |
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44 inline TStLitC8<S>::operator const TDesC8&() const |
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45 { |
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46 return *REINTERPRET_CAST(const TDesC8*,this); |
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47 } |
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48 |
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49 template <TInt S> |
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50 inline TStLitC8<S>::operator const __TRefDesC8() const |
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51 { |
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52 return *REINTERPRET_CAST(const TDesC8*,this); |
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53 } |
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54 |
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55 /** |
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56 @internalComponent |
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57 */ |
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58 #define _STLIT8(name,s) static const TStLitC8<sizeof(s)> name={sizeof(s)-1,s} |
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59 |
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60 // List of possible priorities |
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61 _STLIT8(KEPriorityMuchLess, "EPriorityMuchLess"); |
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62 _STLIT8(KEPriorityLess, "EPriorityLess"); |
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63 _STLIT8(KEPriorityNormal, "EPriorityNormal"); |
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64 _STLIT8(KEPriorityMore, "EPriorityMore"); |
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65 _STLIT8(KEPriorityMuchMore, "EPriorityMuchMore"); |
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66 _STLIT8(KEPriorityRealTime, "EPriorityRealTime"); |
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67 _STLIT8(KEPriorityAbsoluteVeryLow, "EPriorityAbsoluteVeryLow"); |
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68 _STLIT8(KEPriorityAbsoluteLowNormal, "EPriorityAbsoluteLowNormal"); |
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69 _STLIT8(KEPriorityAbsoluteLow, "EPriorityAbsoluteLow"); |
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70 _STLIT8(KEPriorityAbsoluteBackgroundNormal, "EPriorityAbsoluteBackgroundNormal"); |
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71 _STLIT8(KEPriorityAbsoluteBackground, "EPriorityAbsoluteBackground"); |
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72 _STLIT8(KEPriorityAbsoluteForegroundNormal, "EPriorityAbsoluteForegroundNormal"); |
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73 _STLIT8(KEPriorityAbsoluteForeground, "EPriorityAbsoluteForeground"); |
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74 _STLIT8(KEPriorityAbsoluteHighNormal, "EPriorityAbsoluteHighNormal"); |
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75 _STLIT8(KEPriorityAbsoluteHigh, "EPriorityAbsoluteHigh"); |
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76 _STLIT8(KEPriorityAbsoluteRealTime1, "EPriorityAbsoluteRealTime1"); |
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77 _STLIT8(KEPriorityAbsoluteRealTime2, "EPriorityAbsoluteRealTime2"); |
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78 _STLIT8(KEPriorityAbsoluteRealTime3, "EPriorityAbsoluteRealTime3"); |
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79 _STLIT8(KEPriorityAbsoluteRealTime4, "EPriorityAbsoluteRealTime4"); |
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80 _STLIT8(KEPriorityAbsoluteRealTime5, "EPriorityAbsoluteRealTime5"); |
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81 _STLIT8(KEPriorityAbsoluteRealTime6, "EPriorityAbsoluteRealTime6"); |
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82 _STLIT8(KEPriorityAbsoluteRealTime7, "EPriorityAbsoluteRealTime7"); |
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83 _STLIT8(KEPriorityAbsoluteRealTime8, "EPriorityAbsoluteRealTime8"); |
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84 |
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85 #undef _STLIT8 |
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86 |
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87 /** priority name-value pair |
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88 @internalComponent |
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89 */ |
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90 struct TPriorityEntry |
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91 { |
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92 const TDesC8* iPriorityName; |
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93 TThreadPriority iPriority; |
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94 }; |
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95 |
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96 /** |
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97 Look-up table of thread priority name-enum pairs. |
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98 Ordered to match the most common comms priorities first. |
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99 @internalComponent |
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100 */ |
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101 static const TPriorityEntry priorityNamePairs[] = |
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102 { |
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103 reinterpret_cast<const TDesC8*>(&KEPriorityMore), EPriorityMore, |
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104 reinterpret_cast<const TDesC8*>(&KEPriorityMuchMore), EPriorityMuchMore, |
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105 reinterpret_cast<const TDesC8*>(&KEPriorityRealTime), EPriorityRealTime, |
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106 reinterpret_cast<const TDesC8*>(&KEPriorityNormal), EPriorityNormal, |
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107 reinterpret_cast<const TDesC8*>(&KEPriorityLess), EPriorityLess, |
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108 reinterpret_cast<const TDesC8*>(&KEPriorityMuchLess), EPriorityMuchLess, |
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109 reinterpret_cast<const TDesC8*>(&KEPriorityAbsoluteHigh), EPriorityAbsoluteHigh, |
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110 reinterpret_cast<const TDesC8*>(&KEPriorityAbsoluteHighNormal), EPriorityAbsoluteHighNormal, |
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111 reinterpret_cast<const TDesC8*>(&KEPriorityAbsoluteForeground), EPriorityAbsoluteForeground, |
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112 reinterpret_cast<const TDesC8*>(&KEPriorityAbsoluteForegroundNormal), EPriorityAbsoluteForegroundNormal, |
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113 reinterpret_cast<const TDesC8*>(&KEPriorityAbsoluteRealTime1), EPriorityAbsoluteRealTime1, |
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114 reinterpret_cast<const TDesC8*>(&KEPriorityAbsoluteRealTime2), EPriorityAbsoluteRealTime2, |
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115 reinterpret_cast<const TDesC8*>(&KEPriorityAbsoluteRealTime3), EPriorityAbsoluteRealTime3, |
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116 reinterpret_cast<const TDesC8*>(&KEPriorityAbsoluteRealTime4), EPriorityAbsoluteRealTime4, |
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117 reinterpret_cast<const TDesC8*>(&KEPriorityAbsoluteRealTime5), EPriorityAbsoluteRealTime5, |
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118 reinterpret_cast<const TDesC8*>(&KEPriorityAbsoluteRealTime6), EPriorityAbsoluteRealTime6, |
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119 reinterpret_cast<const TDesC8*>(&KEPriorityAbsoluteRealTime7), EPriorityAbsoluteRealTime7, |
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120 reinterpret_cast<const TDesC8*>(&KEPriorityAbsoluteRealTime8), EPriorityAbsoluteRealTime8, |
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121 reinterpret_cast<const TDesC8*>(&KEPriorityAbsoluteBackground), EPriorityAbsoluteBackground, |
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122 reinterpret_cast<const TDesC8*>(&KEPriorityAbsoluteBackgroundNormal), EPriorityAbsoluteBackgroundNormal, |
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123 reinterpret_cast<const TDesC8*>(&KEPriorityAbsoluteLow), EPriorityAbsoluteLow, |
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124 reinterpret_cast<const TDesC8*>(&KEPriorityAbsoluteLowNormal), EPriorityAbsoluteLowNormal, |
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125 reinterpret_cast<const TDesC8*>(&KEPriorityAbsoluteVeryLow), EPriorityAbsoluteVeryLow |
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126 }; |
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127 |
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128 /** |
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129 Converts a thread priority name to the corresponding enum value. |
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130 @param aPriorityName The input priority name as a descriptor, either a TThreadPriority |
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131 enum value such as "10" or a full TThreadPriority enum name such a "EPriorityMore", |
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132 case insensitive. |
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133 @param aPriority On success, contains the thread priority enumerator value |
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134 @return KErrNone if successful, KErrCorrupt if aPriorityName is unrecognised. If priority |
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135 is passed in as a number it will not be checked for validity, and KErrNone always returned: |
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136 calling code must beware that passing invalid enum values to RThread will result in a panic. |
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137 @internalComponent |
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138 */ |
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139 TInt C32CmiUtils::ThreadPriorityNameToEnum(const TDesC8& aPriorityName, TThreadPriority& aPriority) |
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140 { |
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141 TLex8 name(aPriorityName); |
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142 TInt priorityValue; |
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143 TInt valResult = name.Val(priorityValue); |
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144 if ((valResult == KErrNone) && name.Eos()) |
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145 { |
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146 aPriority = (TThreadPriority)priorityValue; |
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147 return KErrNone; |
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148 } |
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149 const TInt numPriorities = sizeof(priorityNamePairs) / sizeof(TPriorityEntry); |
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150 for (TInt i = 0; i < numPriorities; ++i) |
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151 { |
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152 if (aPriorityName.CompareF(*priorityNamePairs[i].iPriorityName) == 0) |
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153 { |
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154 aPriority = priorityNamePairs[i].iPriority; |
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155 return KErrNone; |
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156 } |
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157 } |
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158 return KErrCorrupt; |
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159 } |
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160 |