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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: ?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 <xmlengdom.h> |
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20 #include <liwservicehandler.h> |
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21 |
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22 #include "hnservicehandler.h" |
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23 #include "hnliwutils.h" |
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24 #include "hnglobals.h" |
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25 #include "hnmdbasekey.h" |
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26 |
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27 // ======== MEMBER FUNCTIONS ======== |
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28 |
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29 // --------------------------------------------------------------------------- |
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30 // |
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31 // --------------------------------------------------------------------------- |
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32 // |
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33 void CHnServiceHandler::ConstructL( |
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34 const TDesC8& aService, const TDesC8& aInterface, |
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35 const TDesC8& aCommand, |
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36 CLiwGenericParamList* aConstructor, |
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37 CLiwGenericParamList* aServiceCommand ) |
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38 { |
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39 iServiceName.CreateL( aService ); |
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40 iInterfaceName.CreateL( aInterface ); |
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41 iCommandName.CreateL( aCommand ); |
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42 |
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43 iServiceHandler = CLiwServiceHandler::NewL(); |
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44 iInput = CLiwGenericParamList::NewL(); |
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45 |
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46 iOutputForAS = CLiwGenericParamList::NewL(); |
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47 |
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48 iServiceInterface = NULL; |
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49 SetServiceInterfaceL( aConstructor ); |
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50 |
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51 // Please note that by setting these two member variables |
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52 // we take ownership of aConstructor and aServiceCommand. |
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53 // No leaving functions may be called in ConstructL from |
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54 // now on. |
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55 iConstructor = aConstructor; |
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56 iCommand = aServiceCommand; |
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57 } |
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58 |
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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 EXPORT_C CHnServiceHandler* CHnServiceHandler::NewL( |
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64 const TDesC8& aService, const TDesC8& aInterface, |
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65 const TDesC8& aCommand, TServiceMode aMode, |
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66 CLiwGenericParamList* aConstructor, |
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67 CLiwGenericParamList* aServiceCommand ) |
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68 { |
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69 CHnServiceHandler* self = CHnServiceHandler::NewLC( aService, aInterface, |
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70 aCommand, aMode, aConstructor, aServiceCommand ); |
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71 CleanupStack::Pop( self ); |
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72 return self; |
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73 } |
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74 |
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75 // --------------------------------------------------------------------------- |
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76 // |
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77 // --------------------------------------------------------------------------- |
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78 // |
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79 EXPORT_C CHnServiceHandler* CHnServiceHandler::NewLC( |
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80 const TDesC8& aService, const TDesC8& aInterface, |
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81 const TDesC8& aCommandName, TServiceMode aMode, |
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82 CLiwGenericParamList* aConstructor, |
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83 CLiwGenericParamList* aServiceCommand ) |
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84 { |
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85 CHnServiceHandler* self = new( ELeave ) CHnServiceHandler( aMode ); |
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86 CleanupStack::PushL( self ); |
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87 self->ConstructL( aService, aInterface, aCommandName, aConstructor, |
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88 aServiceCommand ); |
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89 return self; |
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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 // --------------------------------------------------------------------------- |
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95 // |
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96 CHnServiceHandler::CHnServiceHandler( TServiceMode aMode ) : |
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97 iMode( aMode ) |
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98 { |
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99 |
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100 } |
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101 |
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102 // --------------------------------------------------------------------------- |
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103 // |
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104 // --------------------------------------------------------------------------- |
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105 // |
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106 EXPORT_C CHnServiceHandler::~CHnServiceHandler() |
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107 { |
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108 |
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109 iServiceName.Close(); |
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110 iInterfaceName.Close(); |
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111 iCommandName.Close(); |
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112 |
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113 if ( iServiceInterface ) |
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114 { |
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115 iServiceInterface->Close(); |
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116 } |
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117 |
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118 delete iInput; |
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119 delete iConstructor; |
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120 delete iCommand; |
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121 delete iOutputForAS; |
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122 |
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123 if ( iServiceHandler ) |
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124 { |
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125 iServiceHandler->Reset(); |
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126 delete iServiceHandler; |
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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 // --------------------------------------------------------------------------- |
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133 // |
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134 EXPORT_C TInt CHnServiceHandler::ExecuteL( MLiwNotifyCallback* aCallback, |
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135 TInt aCmdOptions) |
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136 { |
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137 TInt err( KErrNotSupported ); |
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138 if( iServiceInterface ) |
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139 { |
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140 err = KErrNotSupported; |
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141 iOutputForAS->Reset(); |
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142 iInput->Reset(); |
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143 iInput->AppendL( *iCommand ); |
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144 switch( iMode ) |
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145 { |
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146 case EServiceModeAsynchronous: |
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147 { |
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148 __ASSERT_DEBUG( aCallback , User::Panic( KMatrixPanic , 0 ) ); |
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149 TRAP(err, iServiceInterface->ExecuteCmdL( |
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150 iCommandName, *iInput, *iOutputForAS, aCmdOptions, aCallback ) ); |
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151 } |
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152 break; |
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153 case EServiceModeSynchronous: |
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154 { |
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155 TRAP(err, iServiceInterface->ExecuteCmdL( |
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156 iCommandName, *iInput, *iOutputForAS, aCmdOptions, NULL ) ); |
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157 } |
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158 break; |
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159 } |
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160 } |
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161 return err; |
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162 } |
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163 |
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164 // --------------------------------------------------------------------------- |
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165 // |
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166 // --------------------------------------------------------------------------- |
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167 // |
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168 EXPORT_C TInt CHnServiceHandler::ExecuteL( |
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169 CLiwGenericParamList& aOutParamList, TRequestStatus& aStatus ) |
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170 { |
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171 iClientStatus = &aStatus; |
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172 (*iClientStatus) = KRequestPending; |
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173 iOutputForAO = &aOutParamList; |
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174 |
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175 TInt err( KErrNotSupported ); |
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176 if( iServiceInterface ) |
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177 { |
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178 err = KErrNone; |
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179 iInput->Reset(); |
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180 iInput->AppendL( *iCommand ); |
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181 |
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182 switch (iMode) |
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183 { |
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184 case EServiceModeAsynchronous: |
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185 { |
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186 TRAP(err, iServiceInterface->ExecuteCmdL( |
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187 iCommandName, *iInput, *iOutputForAO, 0, this ) ); |
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188 if ( err != KErrNone ) |
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189 { |
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190 User::RequestComplete( iClientStatus, err ); |
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191 } |
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192 } |
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193 break; |
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194 case EServiceModeSynchronous: |
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195 { |
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196 TRAP(err, iServiceInterface->ExecuteCmdL( |
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197 iCommandName, *iInput, *iOutputForAO ) ); |
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198 User::RequestComplete( iClientStatus, KErrNone ); |
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199 } |
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200 break; |
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201 default: |
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202 break; |
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203 } |
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204 } |
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205 else |
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206 { |
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207 // KErrNone ensures that CHnQueryResultCollector::HandleQueryResultsL() |
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208 // is called, empty results are added to list, and |
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209 // CHnMdItem::ResultsCollectedL doesn't get confused |
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210 User::RequestComplete( iClientStatus, KErrNone ); |
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211 } |
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212 |
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213 return err; |
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214 } |
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215 |
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216 // ----------------------------------------------------------------------------- |
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217 // |
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218 // ----------------------------------------------------------------------------- |
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219 EXPORT_C TInt CHnServiceHandler::HandleNotifyL( |
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220 TInt /*aCmdId*/, |
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221 TInt /*aEventId*/, |
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222 CLiwGenericParamList& aEventParamList, |
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223 const CLiwGenericParamList& /*aInParamList*/ ) |
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224 { |
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225 // reset |
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226 if( iOutputForAO ) |
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227 { |
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228 iOutputForAO->Reset(); |
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229 iOutputForAO->AppendL( aEventParamList ); |
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230 |
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231 TLiwGenericParam param; |
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232 TInt error(KErrNone); |
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233 param.PushL(); |
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234 for (TInt i = 0; i < aEventParamList.Count(); i++) |
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235 { |
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236 if ( param.Name().Compare( KErrorCode8 ) == 0 |
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237 && param.Value().AsTInt32() == KSErrNoMemory ) |
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238 { |
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239 error = KErrNoMemory; |
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240 break; |
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241 } |
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242 } |
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243 CleanupStack::PopAndDestroy(¶m); |
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244 User::RequestComplete( iClientStatus, error); |
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245 } |
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246 return KErrNone; |
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247 } |
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248 |
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249 |
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250 // ----------------------------------------------------------------------------- |
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251 // |
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252 // ----------------------------------------------------------------------------- |
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253 TInt CHnServiceHandler::SetServiceInterfaceL( |
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254 CLiwGenericParamList* aConstructor ) |
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255 { |
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256 CLiwGenericParamList& inParam = iServiceHandler->InParamListL(); |
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257 CLiwGenericParamList& outParam = iServiceHandler->OutParamListL(); |
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258 |
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259 CLiwCriteriaItem* critItem = CLiwCriteriaItem::NewLC( KLiwCmdAsStr, |
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260 iInterfaceName, iServiceName ); |
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261 |
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262 critItem->SetServiceClass( TUid::Uid( KLiwClassBase ) ); |
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263 RCriteriaArray critArr; |
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264 CleanupClosePushL( critArr ); |
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265 critArr.AppendL( critItem ); |
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266 iServiceHandler->AttachL( critArr ); |
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267 inParam.AppendL( *aConstructor ); |
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268 iServiceHandler->ExecuteServiceCmdL( *critItem, inParam, outParam ); |
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269 CleanupStack::PopAndDestroy( &critArr ); |
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270 CleanupStack::PopAndDestroy( critItem ); |
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271 |
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272 TInt pos( KErrNone ); |
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273 outParam.FindFirst( pos, iInterfaceName ); |
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274 if ( pos != KErrNotFound ) |
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275 { |
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276 iServiceInterface = outParam[pos].Value().AsInterface(); |
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277 } |
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278 |
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279 return pos; |
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280 } |
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281 |
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282 // End of file |