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1 /* |
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2 * Copyright (c) 2005-2009 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 |
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19 |
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20 #include "TestEComResolver.h" |
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21 |
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22 CTestEComResolver* CTestEComResolver::NewL(MPublicRegistry& aRegistry) |
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23 { |
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24 return new(ELeave) CTestEComResolver(aRegistry); |
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25 } |
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26 |
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27 CTestEComResolver::~CTestEComResolver() |
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28 { |
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29 if(iImplementationInfoArray) |
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30 { |
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31 iImplementationInfoArray->Reset(); |
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32 delete iImplementationInfoArray; |
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33 } |
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34 } |
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35 |
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36 CTestEComResolver::CTestEComResolver(MPublicRegistry& aRegistry) |
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37 : CResolver(aRegistry) |
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38 { |
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39 // Do nothing here |
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40 } |
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41 |
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42 TUid CTestEComResolver::IdentifyImplementationL( |
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43 TUid aInterfaceUid, |
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44 const TEComResolverParams& aAdditionalParameters |
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45 ) const |
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46 { |
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47 RImplInfoArray& fullList = iRegistry.ListImplementationsL(aInterfaceUid); |
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48 |
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49 // Loop through the implementations matching on type |
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50 TUid ret = KNullUid; |
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51 const TDesC8& matchType = aAdditionalParameters.DataType(); |
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52 const TBool useWildcards = aAdditionalParameters.IsWildcardMatch(); |
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53 const TInt count = fullList.Count(); |
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54 for(TInt index = 0; (index<count) && (ret==KNullUid); ++index) |
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55 { |
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56 CImplementationInformation* impData = fullList[index]; |
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57 // As soon as we get a match on the datatype then return uid of the |
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58 // implementation found. |
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59 if (Match(impData->DataType(), matchType, useWildcards)) |
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60 { |
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61 ret=impData->ImplementationUid(); |
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62 } |
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63 } |
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64 |
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65 return ret; |
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66 } |
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67 |
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68 RImplInfoArray* CTestEComResolver::ListAllL( |
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69 TUid aInterfaceUid, |
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70 const TEComResolverParams& aAdditionalParameters |
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71 ) const |
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72 { |
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73 // Use the member var to create the array so that we get proper cleanup behaviour |
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74 iImplementationInfoArray = new(ELeave) RImplInfoArray; |
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75 RImplInfoArray* retList = iImplementationInfoArray; |
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76 |
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77 RImplInfoArray& fullList = iRegistry.ListImplementationsL(aInterfaceUid); |
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78 |
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79 const TDesC8& matchType = aAdditionalParameters.DataType(); |
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80 const TBool useWildcards = aAdditionalParameters.IsWildcardMatch(); |
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81 const TInt numImps = fullList.Count(); |
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82 for(TInt index = 0; index < numImps; ++index) |
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83 { |
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84 CImplementationInformation* impData = fullList[index]; |
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85 if(Match(impData->DataType(), matchType, useWildcards)) |
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86 { |
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87 User::LeaveIfError(retList->Append(impData)); |
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88 } |
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89 } |
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90 |
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91 // Reset the member variable because we are passing ownership back |
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92 iImplementationInfoArray = NULL; |
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93 return retList; |
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94 } |
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95 |
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96 TBool CTestEComResolver::Match( |
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97 const TDesC8& aImplementationType, |
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98 const TDesC8& aMatchType, |
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99 TBool aUseWildcards |
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100 ) const |
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101 { |
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102 _LIT8(dataSeparator, "||"); |
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103 const TInt separatorLength = dataSeparator().Length(); |
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104 |
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105 // Look for the section separator marker '||' |
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106 TPtrC8 remainingData = aImplementationType; |
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107 TInt separatorPos = remainingData.Find(dataSeparator); |
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108 TInt matchPos=KErrNotFound; |
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109 do |
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110 { |
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111 TPtrC8 dataSection; |
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112 if (separatorPos==KErrNotFound) |
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113 { |
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114 dataSection.Set(remainingData); |
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115 } |
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116 else |
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117 { |
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118 dataSection.Set(remainingData.Left(separatorPos)); |
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119 remainingData.Set(remainingData.Mid(separatorPos + separatorLength)); |
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120 } |
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121 if(aUseWildcards) |
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122 { |
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123 matchPos=dataSection.Match(aMatchType); |
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124 } |
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125 else |
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126 { |
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127 matchPos=dataSection.Compare(aMatchType); |
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128 } |
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129 } |
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130 while ((separatorPos!=KErrNotFound) && (matchPos==KErrNotFound)); |
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131 |
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132 return matchPos!=KErrNotFound; |
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133 } |