﻿<html><head><meta http-equiv="X-UA-Compatible" content="IE=edge" /><link rel="shortcut icon" href="../icons/favicon.ico" /><style type="text/css">.OH_CodeSnippetContainerTabLeftActive, .OH_CodeSnippetContainerTabLeft,.OH_CodeSnippetContainerTabLeftDisabled { }.OH_CodeSnippetContainerTabRightActive, .OH_CodeSnippetContainerTabRight,.OH_CodeSnippetContainerTabRightDisabled { }.OH_footer { }</style><link rel="stylesheet" type="text/css" href="../styles/branding.css" /><link rel="stylesheet" type="text/css" href="../styles/branding-en-US.css" /><script type="text/javascript" src="../scripts/branding.js"> </script><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>FileAppender.ActivateOptions Method </title><meta name="Language" content="en-us" /><meta name="System.Keywords" content="ActivateOptions method" /><meta name="System.Keywords" content="FileAppender.ActivateOptions method" /><meta name="Microsoft.Help.F1" content="log4net.Appender.FileAppender.ActivateOptions" /><meta name="Microsoft.Help.Id" content="M:log4net.Appender.FileAppender.ActivateOptions" /><meta name="Description" content="Activate the options on the file appender." /><meta name="Microsoft.Help.ContentType" content="Reference" /><meta name="BrandingAware" content="true" /><meta name="container" content="log4net.Appender" /><meta name="file" content="M_log4net_Appender_FileAppender_ActivateOptions" /><meta name="guid" content="M_log4net_Appender_FileAppender_ActivateOptions" /></head><body onload="OnLoad('cs')"><input type="hidden" id="userDataCache" class="userDataStyle" /><div class="OH_outerDiv"><div class="OH_outerContent"><table class="TitleTable"><tr><td class="OH_tdTitleColumn">FileAppender<span id="LSTB36B5709_0"></span><script type="text/javascript">AddLanguageSpecificTextSet("LSTB36B5709_0?cpp=::|nu=.");</script>ActivateOptions Method </td><td class="OH_tdRunningTitleColumn">Apache log4net™ SDK Documentation</td></tr></table><div id="mainSection"><div id="mainBody"><span class="introStyle"></span><div class="summary">
            Activate the options on the file appender. 
            </div><p> </p><strong>Namespace:</strong> <a href="N_log4net_Appender.htm">log4net.Appender</a><br /><strong>Assembly:</strong> log4net (in log4net.dll) Version: 2.0.6.0-.NET 4.0<div class="OH_CollapsibleAreaRegion"><div class="OH_regiontitle">Syntax</div><div class="OH_CollapsibleArea_HrDiv"><hr class="OH_CollapsibleArea_Hr" /></div></div><div class="OH_clear"> </div><div class="OH_CodeSnippetContainer"><div class="OH_CodeSnippetContainerTabs"><div class="OH_CodeSnippetContainerTabLeft" id="ID0EDCA_tabimgleft"> </div><div id="ID0EDCA_tab1" class="OH_CodeSnippetContainerTabFirst"><a href="#" onclick="javascript:ChangeTab('ID0EDCA','cs','1','4');return false;">C#</a></div><div id="ID0EDCA_tab2" class="OH_CodeSnippetContainerTab"><a href="#" onclick="javascript:ChangeTab('ID0EDCA','vb','2','4');return false;">VB</a></div><div id="ID0EDCA_tab3" class="OH_CodeSnippetContainerTab"><a href="#" onclick="javascript:ChangeTab('ID0EDCA','cpp','3','4');return false;">C++</a></div><div id="ID0EDCA_tab4" class="OH_CodeSnippetContainerTab"><a href="#" onclick="javascript:ChangeTab('ID0EDCA','fs','4','4');return false;">F#</a></div><div class="OH_CodeSnippetContainerTabRight" id="ID0EDCA_tabimgright"> </div></div><div class="OH_CodeSnippetContainerCodeCollection"><div class="OH_CodeSnippetToolBar"><div class="OH_CodeSnippetToolBarText"><a id="ID0EDCA_copyCode" href="#" onclick="javascript:CopyToClipboard('ID0EDCA');return false;" title="Copy">Copy</a></div></div><div id="ID0EDCA_code_Div1" class="OH_CodeSnippetContainerCode" style="display: block"><pre xml:space="preserve"><span class="keyword">public</span> <span class="keyword">override</span> <span class="keyword">void</span> <span class="identifier">ActivateOptions</span>()</pre></div><div id="ID0EDCA_code_Div2" class="OH_CodeSnippetContainerCode" style="display: none"><pre xml:space="preserve"><span class="keyword">Public</span> <span class="keyword">Overrides</span> <span class="keyword">Sub</span> <span class="identifier">ActivateOptions</span></pre></div><div id="ID0EDCA_code_Div3" class="OH_CodeSnippetContainerCode" style="display: none"><pre xml:space="preserve"><span class="keyword">public</span>:
<span class="keyword">virtual</span> <span class="keyword">void</span> <span class="identifier">ActivateOptions</span>() <span class="keyword">override</span></pre></div><div id="ID0EDCA_code_Div4" class="OH_CodeSnippetContainerCode" style="display: none"><pre xml:space="preserve"><span class="keyword">abstract</span> <span class="identifier">ActivateOptions</span> : <span class="keyword">unit</span> <span class="keyword">-&gt;</span> <span class="keyword">unit</span> 
<span class="keyword">override</span> <span class="identifier">ActivateOptions</span> : <span class="keyword">unit</span> <span class="keyword">-&gt;</span> <span class="keyword">unit</span> </pre></div></div></div><script type="text/javascript">AddLanguageTabSet("ID0EDCA");</script><h4 class="subHeading">Implements</h4><a href="M_log4net_Core_IOptionHandler_ActivateOptions.htm">IOptionHandler<span id="LSTB36B5709_1"></span><script type="text/javascript">AddLanguageSpecificTextSet("LSTB36B5709_1?cs=.|vb=.|cpp=::|nu=.|fs=.");</script>ActivateOptions<span id="LSTB36B5709_2"></span><script type="text/javascript">AddLanguageSpecificTextSet("LSTB36B5709_2?cs=()|vb=|cpp=()|nu=()|fs=()");</script></a><br /><div class="OH_CollapsibleAreaRegion"><div class="OH_regiontitle">Remarks</div><div class="OH_CollapsibleArea_HrDiv"><hr class="OH_CollapsibleArea_Hr" /></div></div><div class="OH_clear"> </div><p>
            This is part of the <a href="T_log4net_Core_IOptionHandler.htm">IOptionHandler</a> delayed object
            activation scheme. The <span class="selflink">ActivateOptions<span id="LSTB36B5709_3"></span><script type="text/javascript">AddLanguageSpecificTextSet("LSTB36B5709_3?cs=()|vb=|cpp=()|nu=()|fs=()");</script></span> method must 
            be called on this object after the configuration properties have
            been set. Until <span class="selflink">ActivateOptions<span id="LSTB36B5709_4"></span><script type="text/javascript">AddLanguageSpecificTextSet("LSTB36B5709_4?cs=()|vb=|cpp=()|nu=()|fs=()");</script></span> is called this
            object is in an undefined state and must not be used. 
            </p><p>
            If any of the configuration properties are modified then 
            <span class="selflink">ActivateOptions<span id="LSTB36B5709_5"></span><script type="text/javascript">AddLanguageSpecificTextSet("LSTB36B5709_5?cs=()|vb=|cpp=()|nu=()|fs=()");</script></span> must be called again.
            </p><p>
            This will cause the file to be opened.
            </p><div class="OH_CollapsibleAreaRegion" id="seeAlsoSection"><div class="OH_regiontitle">See Also</div><div class="OH_CollapsibleArea_HrDiv"><hr class="OH_CollapsibleArea_Hr" /></div></div><div class="OH_clear"> </div><h4 class="subHeading">Reference</h4><div class="seeAlsoStyle"><a href="T_log4net_Appender_FileAppender.htm">FileAppender Class</a></div><div class="seeAlsoStyle"><a href="N_log4net_Appender.htm">log4net.Appender Namespace</a></div></div></div></div></div><div id="OH_footer" class="OH_footer">Apache log4net, Apache and log4net are trademarks of The Apache Software Foundation.<p><a href="http://logging.apache.org/log4net/" target="_blank">Copyright 2004-2017 The Apache Software Foundation</a></p><div class="OH_feedbacklink">Send comments on this topic to
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