1 /* |
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2 * Copyright (c) 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: HtiEchoServicePlugin implementation |
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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 FILES |
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20 #include "HtiEchoServicePlugin.h" |
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21 #include <HtiDispatcherInterface.h> |
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22 #include <HtiLogging.h> |
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23 |
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24 // CONSTANTS |
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25 const static TUid KEchoServiceUid = { 0x1020DEBF }; |
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26 |
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27 // MACROS |
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28 |
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29 // LOCAL CONSTANTS AND MACROS |
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30 |
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31 // MODULE DATA STRUCTURES |
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32 |
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33 // LOCAL FUNCTION PROTOTYPES |
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34 |
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35 // FORWARD DECLARATIONS |
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36 |
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37 // ============================ MEMBER FUNCTIONS =============================== |
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38 |
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39 // Create instance of concrete ECOM interface implementation |
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40 CHtiEchoServicePlugin* CHtiEchoServicePlugin::NewL() |
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41 { |
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42 CHtiEchoServicePlugin* self = new (ELeave) CHtiEchoServicePlugin; |
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43 CleanupStack::PushL( self ); |
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44 self->ConstructL(); |
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45 CleanupStack::Pop(); |
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46 return self; |
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47 } |
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48 |
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49 // Constructor |
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50 CHtiEchoServicePlugin::CHtiEchoServicePlugin(): |
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51 iReply( NULL ) |
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52 { |
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53 } |
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54 |
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55 CHtiEchoServicePlugin::~CHtiEchoServicePlugin() |
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56 { |
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57 HTI_LOG_TEXT( "CHtiEchoServicePlugin destroy" ); |
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58 delete iReply; |
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59 } |
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60 |
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61 // Second phase construction. |
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62 void CHtiEchoServicePlugin::ConstructL() |
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63 { |
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64 HTI_LOG_TEXT( "CHtiEchoServicePlugin::ConstructL" ); |
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65 } |
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66 |
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67 void CHtiEchoServicePlugin::ProcessMessageL( const TDesC8& aMessage, |
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68 THtiMessagePriority /*aPriority*/ ) |
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69 { |
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70 HTI_LOG_FUNC_IN( "CHtiEchoServicePlugin::ProcessMessage" ); |
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71 HTI_LOG_FORMAT( "Msg len: %d", aMessage.Length() ); |
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72 |
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73 if ( iReply ) |
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74 { |
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75 HTI_LOG_TEXT( "sending previous echo, reject request" ); |
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76 return; |
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77 } |
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78 |
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79 //make copy of the message and send it back |
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80 iReply = HBufC8::NewL( aMessage.Length() ); |
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81 iReply->Des().Copy( aMessage ); |
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82 |
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83 if ( iDispatcher->DispatchOutgoingMessage( iReply, KEchoServiceUid ) |
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84 == KErrNoMemory ) |
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85 { |
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86 HTI_LOG_TEXT( "KErrNoMemory" ); |
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87 iDispatcher->AddMemoryObserver( this ); |
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88 } |
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89 else |
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90 { |
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91 iReply = NULL; |
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92 } |
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93 HTI_LOG_FUNC_OUT( "CHtiEchoServicePlugin::ProcessMessage" ); |
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94 } |
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95 |
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96 void CHtiEchoServicePlugin::NotifyMemoryChange( TInt aAvailableMemory ) |
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97 { |
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98 |
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99 if ( iReply ) |
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100 { |
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101 if ( aAvailableMemory >= iReply->Size() ) |
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102 { |
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103 TInt err = iDispatcher->DispatchOutgoingMessage( iReply, |
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104 KEchoServiceUid ); |
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105 |
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106 if ( err == KErrNone ) |
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107 { |
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108 iReply = NULL; |
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109 iDispatcher->RemoveMemoryObserver( this ); |
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110 } |
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111 else if ( err != KErrNoMemory ) //some other error |
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112 { |
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113 delete iReply; |
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114 iReply = NULL; |
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115 iDispatcher->RemoveMemoryObserver( this ); |
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116 } |
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117 } |
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118 } |
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119 else |
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120 { |
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121 //some error, should not be called |
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122 iDispatcher->RemoveMemoryObserver( this ); |
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123 } |
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124 } |
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125 |
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126 |
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127 // End of File |
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