Symbian3/Examples/guid-6013a680-57f9-415b-8851-c4fa63356636/_c_signal_info_8cpp_source.html
author Dominic Pinkman <dominic.pinkman@nokia.com>
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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/Telephony/ETel3rdPartyExample/PhoneMonitoring/CSignalInfo.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/Telephony/ETel3rdPartyExample/PhoneMonitoring/CSignalInfo.cpp</h1><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">// Copyright (c) 2005-2009 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">//</span>
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<a name="l00015"></a>00015 
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<a name="l00016"></a>00016 <span class="preprocessor">#include &quot;CSignalInfo.h&quot;</span>
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<a name="l00017"></a>00017 
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<a name="l00025"></a><a class="code" href="class_c_signal_info.html#a5344ee3fdf650dc6a54891cb5c6c78db">00025</a> <a class="code" href="class_c_signal_info.html">CSignalInfo</a>* <a class="code" href="class_c_signal_info.html#a5344ee3fdf650dc6a54891cb5c6c78db">CSignalInfo::NewL</a>(<a class="code" href="class_m_exec_async.html">MExecAsync</a>* aController)
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<a name="l00026"></a>00026         {
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<a name="l00027"></a>00027         <a class="code" href="class_c_signal_info.html">CSignalInfo</a>* <span class="keyword">self</span> = <span class="keyword">new</span>(ELeave) <a class="code" href="class_c_signal_info.html">CSignalInfo</a>(aController);
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<a name="l00028"></a>00028         CleanupStack::PushL(<span class="keyword">self</span>);
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<a name="l00029"></a>00029         <span class="keyword">self</span>-&gt;ConstructL();
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<a name="l00030"></a>00030         CleanupStack::Pop(<span class="keyword">self</span>);
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<a name="l00031"></a>00031         <span class="keywordflow">return</span> <span class="keyword">self</span>;
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<a name="l00032"></a>00032         }
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<a name="l00033"></a>00033 
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<a name="l00038"></a><a class="code" href="class_c_signal_info.html#ad806939b51bf036e27b8ef637baae49d">00038</a> <a class="code" href="class_c_signal_info.html#ad806939b51bf036e27b8ef637baae49d">CSignalInfo::~CSignalInfo</a>()
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<a name="l00039"></a>00039         {
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<a name="l00040"></a>00040         Cancel();
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<a name="l00041"></a>00041         }
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<a name="l00042"></a>00042 
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<a name="l00046"></a><a class="code" href="class_c_signal_info.html#a453330487633b3e5c0ad13509c461831">00046</a> <span class="keywordtype">void</span> <a class="code" href="class_c_signal_info.html#a453330487633b3e5c0ad13509c461831">CSignalInfo::DoStartRequestL</a>()
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<a name="l00047"></a>00047         {
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<a name="l00048"></a>00048         <a class="code" href="secureclientandserver_8h.html#a5eadd4429627d82193b37536d4faa03a">_LIT</a>(KDummyAnswerPanic, <span class="stringliteral">&quot;CSignalInfo Get Method&quot;</span>);
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<a name="l00049"></a>00049         __ASSERT_ALWAYS(!IsActive(), User::Panic(KDummyAnswerPanic, 1));
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<a name="l00050"></a>00050         <a class="code" href="class_c_i_s_v_a_p_i_async.html#a642c32a2c5a3a4eec17863139e468a33">iRequestNotify</a> = EFalse;
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<a name="l00051"></a>00051         
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<a name="l00052"></a>00052         <span class="comment">// Retrieves the phone&#39;s current signal strength via the aDes argument.</span>
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<a name="l00053"></a>00053         <a class="code" href="class_c_i_s_v_a_p_i_base.html#a5f92cd8caaa13e65aef6d59ed79edc18">iTelephony</a>-&gt;GetSignalStrength(iStatus, iSignalStrengthV1Pckg);
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<a name="l00054"></a>00054         SetActive();
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<a name="l00055"></a>00055         }
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<a name="l00056"></a>00056 
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<a name="l00063"></a>00063 CSignalInfo::CSignalInfo(<a class="code" href="class_m_exec_async.html">MExecAsync</a>* aController)
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<a name="l00064"></a>00064         : <a class="code" href="class_c_i_s_v_a_p_i_async.html">CISVAPIAsync</a>(aController, KSignalInfo),
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<a name="l00065"></a>00065           iSignalStrengthV1Pckg(iSignalStrengthV1)
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<a name="l00066"></a>00066         {
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<a name="l00067"></a>00067         <span class="comment">// Empty method</span>
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<a name="l00068"></a>00068         }
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<a name="l00069"></a>00069 
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<a name="l00073"></a>00073 <span class="keywordtype">void</span> CSignalInfo::ConstructL()
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<a name="l00074"></a>00074         {
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<a name="l00075"></a>00075         <span class="comment">// Empty method</span>
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<a name="l00076"></a>00076         }
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<a name="l00077"></a>00077 
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<a name="l00082"></a>00082 <span class="keywordtype">void</span> CSignalInfo::RunL()
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<a name="l00083"></a>00083         {
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<a name="l00084"></a>00084         <span class="keywordflow">if</span>(iStatus != KErrNone)
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<a name="l00085"></a>00085                 {
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<a name="l00086"></a>00086                 <a class="code" href="class_c_i_s_v_a_p_i_base.html#ac2937d6d0ac82af3f3d148c0bbca726e">iConsole</a>-&gt;Printf(KError);
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<a name="l00087"></a>00087                 
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<a name="l00088"></a>00088                 <span class="comment">// Print the error status code</span>
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<a name="l00089"></a>00089                 <a class="code" href="class_c_i_s_v_a_p_i_base.html#ac2937d6d0ac82af3f3d148c0bbca726e">iConsole</a>-&gt;Printf(_L(<span class="stringliteral">&quot;%d\n&quot;</span>), iStatus.Int());
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<a name="l00090"></a>00090                 }
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<a name="l00091"></a>00091         <span class="keywordflow">else</span>
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<a name="l00092"></a>00092                 {
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<a name="l00093"></a>00093                 TInt32 strength = <a class="code" href="class_c_signal_info.html#a7ec15888793e1ff0e6fa0d65b9ff52e5">iSignalStrengthV1</a>.iSignalStrength;
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<a name="l00094"></a>00094                 TInt8 bars = <a class="code" href="class_c_signal_info.html#a7ec15888793e1ff0e6fa0d65b9ff52e5">iSignalStrengthV1</a>.iBar;
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<a name="l00095"></a>00095                 <span class="keywordflow">if</span> (<a class="code" href="class_c_i_s_v_a_p_i_async.html#a642c32a2c5a3a4eec17863139e468a33">iRequestNotify</a>)
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<a name="l00096"></a>00096                         {
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<a name="l00097"></a>00097                         <a class="code" href="class_c_i_s_v_a_p_i_base.html#ac2937d6d0ac82af3f3d148c0bbca726e">iConsole</a>-&gt;ClearScreen();
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<a name="l00098"></a>00098                         <a class="code" href="class_c_i_s_v_a_p_i_base.html#ac2937d6d0ac82af3f3d148c0bbca726e">iConsole</a>-&gt;Printf(_L(<span class="stringliteral">&quot;~*THIS IS A NOTIFICATION*~\n&quot;</span>));
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<a name="l00099"></a>00099                         }
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<a name="l00100"></a>00100                 <a class="code" href="class_c_i_s_v_a_p_i_base.html#ac2937d6d0ac82af3f3d148c0bbca726e">iConsole</a>-&gt;Printf(KSignalStrengthMsg);
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<a name="l00101"></a>00101                 <a class="code" href="class_c_i_s_v_a_p_i_base.html#ac2937d6d0ac82af3f3d148c0bbca726e">iConsole</a>-&gt;Printf(_L(<span class="stringliteral">&quot;There are %d bars!\n&quot;</span>), bars);
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<a name="l00102"></a>00102                 <a class="code" href="class_c_i_s_v_a_p_i_base.html#ac2937d6d0ac82af3f3d148c0bbca726e">iConsole</a>-&gt;Printf(_L(<span class="stringliteral">&quot;Signal Strength is %d!\n&quot;</span>), strength);
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<a name="l00103"></a>00103                 <span class="keywordflow">if</span> (<a class="code" href="class_c_i_s_v_a_p_i_async.html#a642c32a2c5a3a4eec17863139e468a33">iRequestNotify</a>)
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<a name="l00104"></a>00104                         {
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<a name="l00105"></a>00105                         <a class="code" href="class_c_signal_info.html#aec3a682abf098aacd17b96236ebc9097">DoRequestNotificationL</a>();
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<a name="l00106"></a>00106                         }
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<a name="l00107"></a>00107                 <span class="keywordflow">else</span>
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<a name="l00108"></a>00108                         {
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<a name="l00109"></a>00109                         <a class="code" href="class_c_i_s_v_a_p_i_async.html#a61721ea015629deb8c8db529c68f2bd4">ExampleComplete</a>();
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<a name="l00110"></a>00110                         }
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<a name="l00111"></a>00111                 }
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<a name="l00112"></a>00112         }
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<a name="l00113"></a>00113 
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<a name="l00117"></a><a class="code" href="class_c_signal_info.html#aec3a682abf098aacd17b96236ebc9097">00117</a> <span class="keywordtype">void</span> <a class="code" href="class_c_signal_info.html#aec3a682abf098aacd17b96236ebc9097">CSignalInfo::DoRequestNotificationL</a>()
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<a name="l00118"></a>00118    {
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<a name="l00119"></a>00119         <span class="comment">// Panic if this object is already performing an asynchronous operation. </span>
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<a name="l00120"></a>00120         <span class="comment">// Application will panic if you call SetActive() on an already active object.</span>
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<a name="l00121"></a>00121         <a class="code" href="secureclientandserver_8h.html#a5eadd4429627d82193b37536d4faa03a">_LIT</a>( KNotifyPanic, <span class="stringliteral">&quot;CSignalInfo Notify Method&quot;</span> );
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<a name="l00122"></a>00122         __ASSERT_ALWAYS( !IsActive(), User::Panic( KNotifyPanic, 1 ));
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<a name="l00123"></a>00123         <a class="code" href="class_c_i_s_v_a_p_i_async.html#a642c32a2c5a3a4eec17863139e468a33">iRequestNotify</a> = ETrue;
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<a name="l00124"></a>00124         
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<a name="l00125"></a>00125         <span class="comment">// Registers interest in receiving change notifications for events.</span>
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<a name="l00126"></a>00126         <a class="code" href="class_c_i_s_v_a_p_i_base.html#a5f92cd8caaa13e65aef6d59ed79edc18">iTelephony</a>-&gt;NotifyChange(       iStatus,
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<a name="l00127"></a>00127                                                                 CTelephony::ESignalStrengthChange,
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<a name="l00128"></a>00128                                                                 iSignalStrengthV1Pckg );
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<a name="l00129"></a>00129         SetActive();
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<a name="l00130"></a>00130         }
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<a name="l00131"></a>00131 
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<a name="l00135"></a>00135 <span class="keywordtype">void</span> CSignalInfo::DoCancel()
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<a name="l00136"></a>00136         {
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<a name="l00137"></a>00137         <span class="comment">// Cancels an outstanding asynchronous request.</span>
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<a name="l00138"></a>00138         <a class="code" href="class_c_i_s_v_a_p_i_base.html#a5f92cd8caaa13e65aef6d59ed79edc18">iTelephony</a>-&gt;CancelAsync(CTelephony::ESignalStrengthChangeCancel);
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<a name="l00139"></a>00139         }
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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>
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</body>
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</html>