Symbian3/Examples/guid-6013a680-57f9-415b-8851-c4fa63356636/_stream_in_store_8cpp_source.html
author Dominic Pinkman <dominic.pinkman@nokia.com>
Fri, 13 Aug 2010 16:47:46 +0100
changeset 14 578be2adaf3e
parent 6 43e37759235e
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Week 32 contribution of PDK documentation content. See release notes for details. Fixes bug Bug 3582
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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
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<html xmlns="http://www.w3.org/1999/xhtml">
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<head>
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<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/>
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<title>TB9.2 Example Applications: examples/SysLibs/Stores/StreamInStore/StreamInStore.cpp Source File</title>
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<link href="tabs.css" rel="stylesheet" type="text/css"/>
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<link href="doxygen.css" rel="stylesheet" type="text/css"/>
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</head>
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<body>
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<!-- Generated by Doxygen 1.6.2 -->
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<h1>examples/SysLibs/Stores/StreamInStore/StreamInStore.cpp</h1><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">// Copyright (c) 2000-2009 Nokia Corporation and/or its subsidiary(-ies).</span>
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<a name="l00002"></a>00002 <span class="comment">// All rights reserved.</span>
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<a name="l00003"></a>00003 <span class="comment">// This component and the accompanying materials are made available</span>
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<a name="l00004"></a>00004 <span class="comment">// under the terms of &quot;Eclipse Public License v1.0&quot;</span>
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<a name="l00005"></a>00005 <span class="comment">// which accompanies this distribution, and is available</span>
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<a name="l00006"></a>00006 <span class="comment">// at the URL &quot;http://www.eclipse.org/legal/epl-v10.html&quot;.</span>
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<a name="l00007"></a>00007 <span class="comment">//</span>
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<a name="l00008"></a>00008 <span class="comment">// Initial Contributors:</span>
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<a name="l00009"></a>00009 <span class="comment">// Nokia Corporation - initial contribution.</span>
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<a name="l00010"></a>00010 <span class="comment">//</span>
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<a name="l00011"></a>00011 <span class="comment">// Contributors:</span>
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<a name="l00012"></a>00012 <span class="comment">//</span>
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<a name="l00013"></a>00013 <span class="comment">// Description:</span>
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<a name="l00014"></a>00014 <span class="comment">// Example to demonstrate stream creation in a non persistent store. </span>
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<a name="l00015"></a>00015 <span class="comment">// The example:</span>
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<a name="l00016"></a>00016 <span class="comment">// constructs two different types of object,</span>
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<a name="l00017"></a>00017 <span class="comment">// writes them to a single stream contained in</span>
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<a name="l00018"></a>00018 <span class="comment">// the in-memory store (a CBufStore),</span>
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<a name="l00019"></a>00019 <span class="comment">// displays the contents of the objects,</span>
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<a name="l00020"></a>00020 <span class="comment">// deletes them from memory,</span>
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<a name="l00021"></a>00021 <span class="comment">// restores them from the store,</span>
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<a name="l00022"></a>00022 <span class="comment">// displays the contents of the restored objects</span>
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<a name="l00023"></a>00023 <span class="comment">//</span>
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<a name="l00024"></a>00024 
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<a name="l00025"></a>00025 
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<a name="l00026"></a>00026 
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<a name="l00027"></a>00027 <span class="preprocessor">#include &quot;CommonStreamStore.h&quot;</span>
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<a name="l00028"></a>00028 <span class="preprocessor">#include &lt;s32file.h&gt;</span>
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<a name="l00029"></a>00029 <span class="preprocessor">#include &lt;s32mem.h&gt;</span>
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<a name="l00030"></a>00030 
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<a name="l00031"></a>00031 <span class="comment">//</span>
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<a name="l00032"></a>00032 <span class="comment">// Format types and the newline character</span>
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<a name="l00033"></a>00033 <span class="comment">//</span>
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<a name="l00034"></a>00034 <a class="code" href="secureclientandserver_8h.html#a5eadd4429627d82193b37536d4faa03a">_LIT</a>(KTxtNewLine,<span class="stringliteral">&quot;\n&quot;</span>);
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<a name="l00035"></a>00035 <a class="code" href="secureclientandserver_8h.html#a5eadd4429627d82193b37536d4faa03a">_LIT</a>(KFormatType1,<span class="stringliteral">&quot;\n%S, &quot;</span>);
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<a name="l00036"></a>00036 <a class="code" href="secureclientandserver_8h.html#a5eadd4429627d82193b37536d4faa03a">_LIT</a>(KFormatType2,<span class="stringliteral">&quot;%d, &quot;</span>);
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<a name="l00037"></a>00037 <a class="code" href="secureclientandserver_8h.html#a5eadd4429627d82193b37536d4faa03a">_LIT</a>(KFormatType3,<span class="stringliteral">&quot;%u, &quot;</span>);
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<a name="l00038"></a>00038 <a class="code" href="secureclientandserver_8h.html#a5eadd4429627d82193b37536d4faa03a">_LIT</a>(KFormatType4,<span class="stringliteral">&quot;%u  &quot;</span>);
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<a name="l00039"></a>00039 <a class="code" href="secureclientandserver_8h.html#a5eadd4429627d82193b37536d4faa03a">_LIT</a>(KFormatType5,<span class="stringliteral">&quot;%f  &quot;</span>);
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<a name="l00040"></a>00040 
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<a name="l00041"></a>00041                                 <span class="comment">// Constructs an object of type CClassA and an object</span>
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<a name="l00042"></a>00042                                 <span class="comment">// of type CClassB, externalizes them to a</span>
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<a name="l00043"></a>00043                                 <span class="comment">// non-persistent store and then destroys the</span>
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<a name="l00044"></a>00044                                 <span class="comment">// CClassA object. </span>
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<a name="l00045"></a>00045 <span class="keyword">static</span> <span class="keywordtype">void</span> doMakeAndStoreL(CStreamStore&amp; aStore,TStreamId&amp; anId);
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<a name="l00046"></a>00046 
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<a name="l00047"></a>00047                                 <span class="comment">// Constructs &quot;empty&quot; CClassA and CClassB objects and</span>
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<a name="l00048"></a>00048                                 <span class="comment">// restores them from the in-memory store.</span>
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<a name="l00049"></a>00049 <span class="keyword">static</span> <span class="keywordtype">void</span> doRestoreL(CStreamStore&amp; aStore,<span class="keyword">const</span> TStreamId&amp; anId);
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<a name="l00050"></a>00050 
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<a name="l00051"></a>00051                                 <span class="comment">// Displays the contents of a CClassA object</span>
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<a name="l00052"></a>00052 <span class="keyword">class </span><a class="code" href="class_c_class_a.html">CClassA</a>;
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<a name="l00053"></a>00053 <span class="keyword">static</span> <span class="keywordtype">void</span> doShow(<span class="keyword">const</span> TDesC&amp; aHeading,<span class="keyword">const</span> <a class="code" href="class_c_class_a.html">CClassA</a>&amp; anA);
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<a name="l00054"></a>00054 
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<a name="l00055"></a>00055                                 <span class="comment">// Displays the contents of a CClassB object</span>
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<a name="l00056"></a>00056 <span class="keyword">class </span>CClassB;
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<a name="l00057"></a>00057 <span class="keyword">static</span> <span class="keywordtype">void</span> doShow(<span class="keyword">const</span> TDesC&amp; aHeading,<span class="keyword">const</span> CClassB&amp; aB);
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<a name="l00058"></a>00058 
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<a name="l00059"></a>00059                                 <span class="comment">// definition of CClassA</span>
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<a name="l00060"></a>00060 <span class="keyword">class </span><a class="code" href="class_c_class_a.html">CClassA</a> : <span class="keyword">public</span> CBase
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<a name="l00061"></a>00061         {
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<a name="l00062"></a>00062 <span class="keyword">public</span> :
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<a name="l00063"></a>00063         <span class="keyword">static</span> <a class="code" href="class_c_class_a.html">CClassA</a>* NewLC();
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<a name="l00064"></a>00064         ~<a class="code" href="class_c_class_a.html">CClassA</a>();
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<a name="l00065"></a>00065         <span class="keywordtype">void</span>     SetTextL(<span class="keyword">const</span> TDesC&amp; aData);
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<a name="l00066"></a>00066         <span class="keywordtype">void</span>     ExternalizeL(RWriteStream&amp; aStream) <span class="keyword">const</span>;
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<a name="l00067"></a>00067         <span class="keywordtype">void</span>     InternalizeL(RReadStream&amp; aStream);
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<a name="l00068"></a>00068 <span class="keyword">public</span> :
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<a name="l00069"></a>00069         HBufC*   iVarBuffer;
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<a name="l00070"></a>00070         TInt     iIntValue;
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<a name="l00071"></a>00071         TUint    iUintValue;
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<a name="l00072"></a>00072         };
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<a name="l00073"></a>00073 
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<a name="l00074"></a>00074                                 <span class="comment">// definition of CClassB</span>
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<a name="l00075"></a>00075 <span class="keyword">class </span>CClassB : <span class="keyword">public</span> CBase
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<a name="l00076"></a>00076         {
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<a name="l00077"></a>00077 <span class="keyword">public</span> :
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<a name="l00078"></a>00078         <span class="keyword">static</span> CClassB* NewLC();
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<a name="l00079"></a>00079         <span class="keywordtype">void</span> ExternalizeL(RWriteStream&amp; aStream) <span class="keyword">const</span>;
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<a name="l00080"></a>00080         <span class="keywordtype">void</span> InternalizeL(RReadStream&amp; aStream);
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<a name="l00081"></a>00081 <span class="keyword">public</span> :
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<a name="l00082"></a>00082         TBuf&lt;32&gt; iFixBuffer;
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<a name="l00083"></a>00083         TUint    iUintValue;
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<a name="l00084"></a>00084         TInt     iIntValue;
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<a name="l00085"></a>00085         TReal    iRealValue;
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<a name="l00086"></a>00086         };
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<a name="l00087"></a>00087 
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<a name="l00088"></a>00088 <span class="comment">//  Do the example</span>
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<a name="l00089"></a>00089 <span class="keyword">static</span> <span class="keywordtype">void</span> doExampleL()
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<a name="l00090"></a>00090     {
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<a name="l00091"></a>00091                                 <span class="comment">// The stream id, kept in memory and used</span>
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<a name="l00092"></a>00092                                 <span class="comment">// to access the (one and only stream) in the</span>
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<a name="l00093"></a>00093                                 <span class="comment">// non-persistent store</span>
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<a name="l00094"></a>00094         TStreamId theId;
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<a name="l00095"></a>00095 
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<a name="l00096"></a>00096                                 <span class="comment">// construct a CBufStore, an in-memory </span>
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<a name="l00097"></a>00097                                 <span class="comment">// non-persistent store.</span>
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<a name="l00098"></a>00098         CStreamStore* store = CBufStore::NewLC(2 <span class="comment">/*granularity*/</span>);
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<a name="l00099"></a>00099 
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<a name="l00100"></a>00100         doMakeAndStoreL(*store,theId);
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<a name="l00101"></a>00101         doRestoreL(*store,theId);
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<a name="l00102"></a>00102 
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<a name="l00103"></a>00103                                 <span class="comment">// destroy the CBufStore object</span>
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<a name="l00104"></a>00104         CleanupStack::PopAndDestroy();
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<a name="l00105"></a>00105         }
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<a name="l00106"></a>00106 
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<a name="l00107"></a>00107 <span class="keyword">static</span> <span class="keywordtype">void</span> doMakeAndStoreL(CStreamStore&amp; aStore,TStreamId&amp; anId)
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<a name="l00108"></a>00108         {
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<a name="l00109"></a>00109                                 <span class="comment">// Construct an object of type CClassA and put some </span>
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<a name="l00110"></a>00110                                 <span class="comment">// data into it</span>
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<a name="l00111"></a>00111         <a class="code" href="secureclientandserver_8h.html#a5eadd4429627d82193b37536d4faa03a">_LIT</a>(KTxtForClassA,<span class="stringliteral">&quot;Text for CClassA&quot;</span>);
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<a name="l00112"></a>00112         <a class="code" href="class_c_class_a.html">CClassA</a>* theA = CClassA::NewLC();
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<a name="l00113"></a>00113         theA-&gt;SetTextL(KTxtForClassA);  
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<a name="l00114"></a>00114         theA-&gt;iIntValue  = -1;
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<a name="l00115"></a>00115         theA-&gt;iUintValue = 2;
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<a name="l00116"></a>00116 
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<a name="l00117"></a>00117                                 <span class="comment">// Construct an object of type CClassB and put some </span>
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<a name="l00118"></a>00118                                 <span class="comment">// data into it</span>
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<a name="l00119"></a>00119         <a class="code" href="secureclientandserver_8h.html#a5eadd4429627d82193b37536d4faa03a">_LIT</a>(KTxtForClassB,<span class="stringliteral">&quot;Text for CClassB&quot;</span>);
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<a name="l00120"></a>00120         CClassB* theB = CClassB::NewLC();
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<a name="l00121"></a>00121         theB-&gt;iFixBuffer = KTxtForClassB;
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<a name="l00122"></a>00122         theB-&gt;iIntValue  = -3;
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<a name="l00123"></a>00123         theB-&gt;iUintValue = 4; 
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<a name="l00124"></a>00124         theB-&gt;iRealValue = 5.6;
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<a name="l00125"></a>00125 
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<a name="l00126"></a>00126                                 <span class="comment">// Show contents of the CClassA object</span>
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<a name="l00127"></a>00127         <a class="code" href="secureclientandserver_8h.html#a5eadd4429627d82193b37536d4faa03a">_LIT</a>(KTxtClassAContent,<span class="stringliteral">&quot;CClassA content ...&quot;</span>);
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<a name="l00128"></a>00128         doShow(KTxtClassAContent,*theA);
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<a name="l00129"></a>00129 
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<a name="l00130"></a>00130                                 <span class="comment">// Show contents of the CClassB object</span>
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<a name="l00131"></a>00131         <a class="code" href="secureclientandserver_8h.html#a5eadd4429627d82193b37536d4faa03a">_LIT</a>(KTxtClassBContent,<span class="stringliteral">&quot;CClassB content ...&quot;</span>);
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<a name="l00132"></a>00132         doShow(KTxtClassBContent,*theB);                                        
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<a name="l00133"></a>00133 
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<a name="l00134"></a>00134                                 <span class="comment">// Construct the output stream.</span>
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<a name="l00135"></a>00135                                 <span class="comment">// The stream id (there is only one) is kept</span>
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<a name="l00136"></a>00136                                 <span class="comment">// in memory.</span>
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<a name="l00137"></a>00137         RStoreWriteStream outstream;
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<a name="l00138"></a>00138         anId = outstream.CreateLC(aStore);
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<a name="l00139"></a>00139 
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<a name="l00140"></a>00140                                 <span class="comment">// Stream out the CClassA object first</span>
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<a name="l00141"></a>00141         outstream  &lt;&lt; *theA; 
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<a name="l00142"></a>00142                                 
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<a name="l00143"></a>00143                                 <span class="comment">// Stream out the CClassB object second</span>
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<a name="l00144"></a>00144         outstream  &lt;&lt; *theB;
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<a name="l00145"></a>00145 
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<a name="l00146"></a>00146                                 <span class="comment">// Equally we could have done:</span>
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<a name="l00147"></a>00147                                 <span class="comment">//              outstream &lt;&lt; *theA &lt;&lt; *theB;</span>
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<a name="l00148"></a>00148                                 <span class="comment">// to the same effect</span>
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<a name="l00149"></a>00149 
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<a name="l00150"></a>00150                                 <span class="comment">// Commit changes to the stream</span>
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<a name="l00151"></a>00151         outstream.CommitL();
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<a name="l00152"></a>00152 
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<a name="l00153"></a>00153                                 <span class="comment">// Cleanup the stream object.</span>
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<a name="l00154"></a>00154                                 <span class="comment">// Destroy the CClassB object,</span>
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<a name="l00155"></a>00155                                 <span class="comment">// Destroy the CClassA object,</span>
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<a name="l00156"></a>00156         CleanupStack::PopAndDestroy(3);
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<a name="l00157"></a>00157         }
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<a name="l00158"></a>00158 
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<a name="l00159"></a>00159 <span class="keyword">static</span> <span class="keywordtype">void</span> doRestoreL(CStreamStore&amp; aStore,<span class="keyword">const</span> TStreamId&amp; anId)
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<a name="l00160"></a>00160         {
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<a name="l00161"></a>00161                                 <span class="comment">// Construct &quot;empty&quot; CClassA and CClassB objects</span>
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<a name="l00162"></a>00162         <a class="code" href="class_c_class_a.html">CClassA</a>* theA = CClassA::NewLC();
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<a name="l00163"></a>00163         CClassB* theB = CClassB::NewLC();
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<a name="l00164"></a>00164         
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<a name="l00165"></a>00165                                 <span class="comment">// Construct and open the input stream.</span>
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<a name="l00166"></a>00166                                 <span class="comment">// We want to access the one and only </span>
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<a name="l00167"></a>00167                                 <span class="comment">// stream from the in-memory store.</span>
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<a name="l00168"></a>00168         RStoreReadStream instream;
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<a name="l00169"></a>00169         instream.OpenLC(aStore,anId);
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<a name="l00170"></a>00170 
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<a name="l00171"></a>00171                                 <span class="comment">// Stream in the CClassA object first and </span>
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<a name="l00172"></a>00172                                 <span class="comment">// then stream in the CClassB object. This is the order</span>
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<a name="l00173"></a>00173                                 <span class="comment">// in which the objects were streamed out.</span>
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<a name="l00174"></a>00174                                 <span class="comment">//</span>
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<a name="l00175"></a>00175                                 <span class="comment">// NB the order in which the objects are streamed OUT to </span>
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<a name="l00176"></a>00176                                 <span class="comment">// a single stream is arbitrary BUT, whatever the order </span>
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<a name="l00177"></a>00177                                 <span class="comment">// chosen, the objects must be streamed in, in the SAME order</span>
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<a name="l00178"></a>00178                                 <span class="comment">// </span>
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<a name="l00179"></a>00179                                 <span class="comment">// In this example, streaming in has assignment semantics.</span>
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<a name="l00180"></a>00180 
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<a name="l00181"></a>00181         instream &gt;&gt; *theA;
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<a name="l00182"></a>00182         instream &gt;&gt; *theB; 
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<a name="l00183"></a>00183 
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<a name="l00184"></a>00184                                 <span class="comment">// Equally we could have done:</span>
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<a name="l00185"></a>00185                                 <span class="comment">//              outstream &gt;&gt; *theA &gt;&gt; *theB;</span>
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<a name="l00186"></a>00186                                 <span class="comment">// to the same effect</span>
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<a name="l00187"></a>00187         
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<a name="l00188"></a>00188                                 <span class="comment">// Cleanup the stream object</span>
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<a name="l00189"></a>00189         CleanupStack::PopAndDestroy();
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<a name="l00190"></a>00190 
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<a name="l00191"></a>00191                                 <span class="comment">// Show restored contents of the CClassA object</span>
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<a name="l00192"></a>00192         <a class="code" href="secureclientandserver_8h.html#a5eadd4429627d82193b37536d4faa03a">_LIT</a>(KTxtRestoredClassA,<span class="stringliteral">&quot;Restored CClassA content ...&quot;</span>);
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<a name="l00193"></a>00193         doShow(KTxtRestoredClassA,*theA);
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<a name="l00194"></a>00194 
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<a name="l00195"></a>00195                                 <span class="comment">// Show restored contents of the CClassB object</span>
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<a name="l00196"></a>00196         <a class="code" href="secureclientandserver_8h.html#a5eadd4429627d82193b37536d4faa03a">_LIT</a>(KTxtRestoredClassB,<span class="stringliteral">&quot;Restored CClassB content ...&quot;</span>);
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<a name="l00197"></a>00197         doShow(KTxtRestoredClassB,*theB);                                       
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<a name="l00198"></a>00198 
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<a name="l00199"></a>00199                                 <span class="comment">// Destroy the CClassB object, </span>
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<a name="l00200"></a>00200                                 <span class="comment">// Destroy the CClassA object, </span>
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<a name="l00201"></a>00201         CleanupStack::PopAndDestroy(2);
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<a name="l00202"></a>00202         }
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<a name="l00203"></a>00203                                                                         
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<a name="l00204"></a>00204 <span class="keyword">static</span> <span class="keywordtype">void</span> doShow(<span class="keyword">const</span> TDesC&amp; aHeading,<span class="keyword">const</span> <a class="code" href="class_c_class_a.html">CClassA</a>&amp; anA)
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<a name="l00205"></a>00205         {
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<a name="l00206"></a>00206         console-&gt;Printf(KTxtNewLine);
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<a name="l00207"></a>00207         console-&gt;Printf(aHeading);
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<a name="l00208"></a>00208         console-&gt;Printf(KFormatType1,anA.iVarBuffer);
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<a name="l00209"></a>00209         console-&gt;Printf(KFormatType2,anA.iIntValue);
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<a name="l00210"></a>00210         console-&gt;Printf(KFormatType4,anA.iUintValue);
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<a name="l00211"></a>00211         console-&gt;Printf(KTxtNewLine);
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<a name="l00212"></a>00212         }
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<a name="l00213"></a>00213 
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<a name="l00214"></a>00214 <span class="keyword">static</span> <span class="keywordtype">void</span> doShow(<span class="keyword">const</span> TDesC&amp; aHeading,<span class="keyword">const</span> CClassB&amp; aB)
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<a name="l00215"></a>00215         {
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<a name="l00216"></a>00216         console-&gt;Printf(KTxtNewLine);
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<a name="l00217"></a>00217         console-&gt;Printf(aHeading);
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<a name="l00218"></a>00218         console-&gt;Printf(KFormatType1,&amp;aB.iFixBuffer);
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<a name="l00219"></a>00219         console-&gt;Printf(KFormatType2,aB.iIntValue);
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<a name="l00220"></a>00220         console-&gt;Printf(KFormatType3,aB.iUintValue);
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<a name="l00221"></a>00221         console-&gt;Printf(KFormatType5,aB.iRealValue);
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<a name="l00222"></a>00222         console-&gt;Printf(KTxtNewLine);
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<a name="l00223"></a>00223         }
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<a name="l00224"></a>00224 
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<a name="l00225"></a>00225 
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<a name="l00226"></a>00226 <span class="comment">//***************************************************************</span>
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<a name="l00227"></a>00227 <span class="comment">//***************************************************************</span>
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<a name="l00228"></a>00228 <a class="code" href="class_c_class_a.html">CClassA</a>* CClassA::NewLC()
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<a name="l00229"></a>00229         {
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<a name="l00230"></a>00230         <a class="code" href="class_c_class_a.html">CClassA</a>* <span class="keyword">self</span> = <span class="keyword">new</span> (ELeave) <a class="code" href="class_c_class_a.html">CClassA</a>;
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<a name="l00231"></a>00231         CleanupStack::PushL(<span class="keyword">self</span>);
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<a name="l00232"></a>00232         <span class="keywordflow">return</span> <span class="keyword">self</span>;
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<a name="l00233"></a>00233         }
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<a name="l00234"></a>00234         
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<a name="l00235"></a>00235 CClassA::~CClassA()
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<a name="l00236"></a>00236         {
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<a name="l00237"></a>00237         <span class="keyword">delete</span> iVarBuffer;
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<a name="l00238"></a>00238         }
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<a name="l00239"></a>00239 
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<a name="l00240"></a>00240 <span class="keywordtype">void</span> CClassA::SetTextL(<span class="keyword">const</span> TDesC&amp; aData)
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<a name="l00241"></a>00241         {
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<a name="l00242"></a>00242         iVarBuffer = aData.AllocL();    
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<a name="l00243"></a>00243         }
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<a name="l00244"></a>00244 
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<a name="l00245"></a>00245 <span class="keywordtype">void</span> CClassA::ExternalizeL(RWriteStream&amp; aStream)<span class="keyword"> const</span>
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<a name="l00246"></a>00246 <span class="keyword">        </span>{
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<a name="l00247"></a>00247         aStream.WriteInt32L(iVarBuffer-&gt;Des().MaxLength());
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<a name="l00248"></a>00248         aStream &lt;&lt; *iVarBuffer;
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<a name="l00249"></a>00249         aStream.WriteInt32L(iIntValue);
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<a name="l00250"></a>00250         aStream.WriteUint32L(iUintValue);
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<a name="l00251"></a>00251         }  
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<a name="l00252"></a>00252  
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<a name="l00253"></a>00253 <span class="keywordtype">void</span> CClassA::InternalizeL(RReadStream&amp; aStream)
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<a name="l00254"></a>00254         {
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<a name="l00255"></a>00255         TInt maxlen;
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<a name="l00256"></a>00256         maxlen     = aStream.ReadInt32L();
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<a name="l00257"></a>00257         iVarBuffer = HBufC::NewL(aStream,maxlen);
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<a name="l00258"></a>00258         iIntValue  = aStream.ReadInt32L();
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<a name="l00259"></a>00259         iUintValue = aStream.ReadUint32L();
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<a name="l00260"></a>00260         }  
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<a name="l00261"></a>00261                 
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<a name="l00262"></a>00262 
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<a name="l00263"></a>00263 <span class="comment">//***************************************************************</span>
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<a name="l00264"></a>00264 <span class="comment">//***************************************************************</span>
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<a name="l00265"></a>00265 CClassB* CClassB::NewLC()
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<a name="l00266"></a>00266         {
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<a name="l00267"></a>00267         CClassB* <span class="keyword">self</span> = <span class="keyword">new</span> (ELeave) CClassB;
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<a name="l00268"></a>00268         CleanupStack::PushL(<span class="keyword">self</span>);
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<a name="l00269"></a>00269         <span class="keywordflow">return</span> <span class="keyword">self</span>;
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<a name="l00270"></a>00270         }
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<a name="l00271"></a>00271 
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<a name="l00272"></a>00272 <span class="keywordtype">void</span> CClassB::ExternalizeL(RWriteStream&amp; aStream)<span class="keyword"> const</span>
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<a name="l00273"></a>00273 <span class="keyword">        </span>{
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<a name="l00274"></a>00274         aStream &lt;&lt; iFixBuffer;
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<a name="l00275"></a>00275         aStream.WriteInt32L(iIntValue);
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<a name="l00276"></a>00276         aStream.WriteUint32L(iUintValue);
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<a name="l00277"></a>00277         aStream.WriteReal64L(iRealValue);
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<a name="l00278"></a>00278         }  
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<a name="l00279"></a>00279  
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<a name="l00280"></a>00280 <span class="keywordtype">void</span> CClassB::InternalizeL(RReadStream&amp; aStream)
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<a name="l00281"></a>00281         {
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<a name="l00282"></a>00282         aStream &gt;&gt; iFixBuffer;
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<a name="l00283"></a>00283         iIntValue  = aStream.ReadInt32L();
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<a name="l00284"></a>00284         iUintValue = aStream.ReadUint32L();
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<a name="l00285"></a>00285         iRealValue = aStream.ReadReal64L();
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<a name="l00286"></a>00286         }  
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<a name="l00287"></a>00287                 
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<a name="l00288"></a>00288 
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<a name="l00289"></a>00289 
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<a name="l00290"></a>00290 
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<a name="l00291"></a>00291         
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<a name="l00292"></a>00292         
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</pre></div></div>
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<hr size="1"/><address style="text-align: right;"><small>Generated by&nbsp;
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<a href="http://www.doxygen.org/index.html">
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<img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.6.2 </small></address>
43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
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43e37759235e Week 12 contribution of example code"
Dominic Pinkman <Dominic.Pinkman@Nokia.com>
parents:
diff changeset
   308
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