﻿<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>XmlLayoutBase Class</title><meta name="Language" content="en-us" /><meta name="System.Keywords" content="XmlLayoutBase class" /><meta name="System.Keywords" content="log4net.Layout.XmlLayoutBase class" /><meta name="System.Keywords" content="XmlLayoutBase class, about XmlLayoutBase class" /><meta name="Microsoft.Help.F1" content="log4net.Layout.XmlLayoutBase" /><meta name="Microsoft.Help.Id" content="T:log4net.Layout.XmlLayoutBase" /><meta name="Description" content="Layout that formats the log events as XML elements." /><meta name="Microsoft.Help.ContentType" content="Reference" /><meta name="BrandingAware" content="true" /><meta name="container" content="log4net.Layout" /><meta name="file" content="T_log4net_Layout_XmlLayoutBase" /><meta name="guid" content="T_log4net_Layout_XmlLayoutBase" /></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">XmlLayoutBase Class</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">
            Layout that formats the log events as XML elements.
            </div><div class="OH_CollapsibleAreaRegion"><div class="OH_regiontitle">Inheritance Hierarchy</div><div class="OH_CollapsibleArea_HrDiv"><hr class="OH_CollapsibleArea_Hr" /></div></div><div class="OH_clear"> </div><a href="http://msdn2.microsoft.com/en-us/library/e5kfa45b" target="_blank">System<span id="LST9A7BF36D_0"></span><script type="text/javascript">AddLanguageSpecificTextSet("LST9A7BF36D_0?cs=.|vb=.|cpp=::|nu=.|fs=.");</script>Object</a><br />  <a href="T_log4net_Layout_LayoutSkeleton.htm">log4net.Layout<span id="LST9A7BF36D_1"></span><script type="text/javascript">AddLanguageSpecificTextSet("LST9A7BF36D_1?cs=.|vb=.|cpp=::|nu=.|fs=.");</script>LayoutSkeleton</a><br />    <span class="selflink">log4net.Layout<span id="LST9A7BF36D_2"></span><script type="text/javascript">AddLanguageSpecificTextSet("LST9A7BF36D_2?cs=.|vb=.|cpp=::|nu=.|fs=.");</script>XmlLayoutBase</span><br />      <a href="T_log4net_Layout_XmlLayout.htm">log4net.Layout<span id="LST9A7BF36D_3"></span><script type="text/javascript">AddLanguageSpecificTextSet("LST9A7BF36D_3?cs=.|vb=.|cpp=::|nu=.|fs=.");</script>XmlLayout</a><br />      <a href="T_log4net_Layout_XmlLayoutSchemaLog4j.htm">log4net.Layout<span id="LST9A7BF36D_4"></span><script type="text/javascript">AddLanguageSpecificTextSet("LST9A7BF36D_4?cs=.|vb=.|cpp=::|nu=.|fs=.");</script>XmlLayoutSchemaLog4j</a><br /><p> </p><strong>Namespace:</strong> <a href="N_log4net_Layout.htm">log4net.Layout</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">abstract</span> <span class="keyword">class</span> <span class="identifier">XmlLayoutBase</span> : <span class="identifier">LayoutSkeleton</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">MustInherit</span> <span class="keyword">Class</span> <span class="identifier">XmlLayoutBase</span>
	<span class="keyword">Inherits</span> <span class="identifier">LayoutSkeleton</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">ref class</span> <span class="identifier">XmlLayoutBase</span> <span class="keyword">abstract</span> : <span class="keyword">public</span> <span class="identifier">LayoutSkeleton</span></pre></div><div id="ID0EDCA_code_Div4" class="OH_CodeSnippetContainerCode" style="display: none"><pre xml:space="preserve">[&lt;<span class="identifier">AbstractClassAttribute</span>&gt;]
<span class="keyword">type</span> <span class="identifier">XmlLayoutBase</span> =  
    <span class="keyword">class</span>
        <span class="keyword">inherit</span> <span class="identifier">LayoutSkeleton</span>
    <span class="keyword">end</span></pre></div></div></div><script type="text/javascript">AddLanguageTabSet("ID0EDCA");</script><p>The <span class="selflink">XmlLayoutBase</span> type exposes the following members.</p><div class="OH_CollapsibleAreaRegion"><div class="OH_regiontitle">Constructors</div><div class="OH_CollapsibleArea_HrDiv"><hr class="OH_CollapsibleArea_Hr" /></div></div><div class="OH_clear"> </div><table id="memberList" class="members"><tr><th class="ps_iconColumn">
								 
							</th><th>Name</th><th>Description</th></tr><tr data="protected;declared;notNetfw;"><td><img src="../icons/protmethod.gif" alt="Protected method" title="Protected method" /></td><td><a href="M_log4net_Layout_XmlLayoutBase__ctor.htm">XmlLayoutBase<span id="LST9A7BF36D_5"></span><script type="text/javascript">AddLanguageSpecificTextSet("LST9A7BF36D_5?cs=()|vb=|cpp=()|nu=()|fs=()");</script></a></td><td><div class="summary">
            Protected constructor to support subclasses
            </div></td></tr><tr data="protected;declared;notNetfw;"><td><img src="../icons/protmethod.gif" alt="Protected method" title="Protected method" /></td><td><a href="M_log4net_Layout_XmlLayoutBase__ctor_1.htm">XmlLayoutBase(Boolean)</a></td><td><div class="summary">
            Protected constructor to support subclasses
            </div></td></tr></table><a href="#mainBody">Top</a><div class="OH_CollapsibleAreaRegion"><div class="OH_regiontitle">Properties</div><div class="OH_CollapsibleArea_HrDiv"><hr class="OH_CollapsibleArea_Hr" /></div></div><div class="OH_clear"> </div><table id="memberList" class="members"><tr><th class="ps_iconColumn">
								 
							</th><th>Name</th><th>Description</th></tr><tr data="public;declared;notNetfw;"><td><img src="../icons/pubproperty.gif" alt="Public property" title="Public property" /></td><td><a href="P_log4net_Layout_XmlLayoutBase_ContentType.htm">ContentType</a></td><td><div class="summary">
            Gets the content type output by this layout. 
            </div> (Overrides <a href="P_log4net_Layout_LayoutSkeleton_ContentType.htm">LayoutSkeleton<span id="LST9A7BF36D_6"></span><script type="text/javascript">AddLanguageSpecificTextSet("LST9A7BF36D_6?cs=.|vb=.|cpp=::|nu=.|fs=.");</script>ContentType</a>.)</td></tr><tr data="public;inherited;notNetfw;"><td><img src="../icons/pubproperty.gif" alt="Public property" title="Public property" /></td><td><a href="P_log4net_Layout_LayoutSkeleton_Footer.htm">Footer</a></td><td><div class="summary">
            The footer for the layout format.
            </div> (Inherited from <a href="T_log4net_Layout_LayoutSkeleton.htm">LayoutSkeleton</a>.)</td></tr><tr data="public;inherited;notNetfw;"><td><img src="../icons/pubproperty.gif" alt="Public property" title="Public property" /></td><td><a href="P_log4net_Layout_LayoutSkeleton_Header.htm">Header</a></td><td><div class="summary">
            The header for the layout format.
            </div> (Inherited from <a href="T_log4net_Layout_LayoutSkeleton.htm">LayoutSkeleton</a>.)</td></tr><tr data="public;inherited;notNetfw;"><td><img src="../icons/pubproperty.gif" alt="Public property" title="Public property" /></td><td><a href="P_log4net_Layout_LayoutSkeleton_IgnoresException.htm">IgnoresException</a></td><td><div class="summary">
            Flag indicating if this layout handles exceptions
            </div> (Inherited from <a href="T_log4net_Layout_LayoutSkeleton.htm">LayoutSkeleton</a>.)</td></tr><tr data="public;declared;notNetfw;"><td><img src="../icons/pubproperty.gif" alt="Public property" title="Public property" /></td><td><a href="P_log4net_Layout_XmlLayoutBase_InvalidCharReplacement.htm">InvalidCharReplacement</a></td><td><div class="summary">
            The string to replace characters that can not be expressed in XML with.
            <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>
            Not all characters may be expressed in XML. This property contains the
            string to replace those that can not with. This defaults to a ?. Set it
            to the empty string to simply remove offending characters. For more
            details on the allowed character ranges see http://www.w3.org/TR/REC-xml/#charsets
            Character replacement will occur in  the log message, the property names 
            and the property values.
            </p></div></td></tr><tr data="public;declared;notNetfw;"><td><img src="../icons/pubproperty.gif" alt="Public property" title="Public property" /></td><td><a href="P_log4net_Layout_XmlLayoutBase_LocationInfo.htm">LocationInfo</a></td><td><div class="summary">
            Gets a value indicating whether to include location information in 
            the XML events.
            </div></td></tr></table><a href="#mainBody">Top</a><div class="OH_CollapsibleAreaRegion"><div class="OH_regiontitle">Methods</div><div class="OH_CollapsibleArea_HrDiv"><hr class="OH_CollapsibleArea_Hr" /></div></div><div class="OH_clear"> </div><table id="memberList" class="members"><tr><th class="ps_iconColumn">
								 
							</th><th>Name</th><th>Description</th></tr><tr data="public;declared;notNetfw;"><td><img src="../icons/pubmethod.gif" alt="Public method" title="Public method" /></td><td><a href="M_log4net_Layout_XmlLayoutBase_ActivateOptions.htm">ActivateOptions</a></td><td><div class="summary">
            Initialize layout options
            </div> (Overrides <a href="M_log4net_Layout_LayoutSkeleton_ActivateOptions.htm">LayoutSkeleton<span id="LST9A7BF36D_7"></span><script type="text/javascript">AddLanguageSpecificTextSet("LST9A7BF36D_7?cs=.|vb=.|cpp=::|nu=.|fs=.");</script>ActivateOptions<span id="LST9A7BF36D_8"></span><script type="text/javascript">AddLanguageSpecificTextSet("LST9A7BF36D_8?cs=()|vb=|cpp=()|nu=()|fs=()");</script></a>.)</td></tr><tr data="public;inherited;notNetfw;"><td><img src="../icons/pubmethod.gif" alt="Public method" title="Public method" /></td><td><a href="http://msdn2.microsoft.com/en-us/library/bsc2ak47" target="_blank">Equals</a></td><td><div class="summary">
                    Determines whether the specified <a href="http://msdn2.microsoft.com/en-us/library/e5kfa45b" target="_blank">Object</a> is equal to the current <a href="http://msdn2.microsoft.com/en-us/library/e5kfa45b" target="_blank">Object</a>.
                </div> (Inherited from <a href="http://msdn2.microsoft.com/en-us/library/e5kfa45b" target="_blank">Object</a>.)</td></tr><tr data="protected;inherited;notNetfw;"><td><img src="../icons/protmethod.gif" alt="Protected method" title="Protected method" /></td><td><a href="http://msdn2.microsoft.com/en-us/library/4k87zsw7" target="_blank">Finalize</a></td><td><div class="summary">
                    Allows an <a href="http://msdn2.microsoft.com/en-us/library/e5kfa45b" target="_blank">Object</a> to attempt to free resources and perform other cleanup operations before the <a href="http://msdn2.microsoft.com/en-us/library/e5kfa45b" target="_blank">Object</a> is reclaimed by garbage collection.
                </div> (Inherited from <a href="http://msdn2.microsoft.com/en-us/library/e5kfa45b" target="_blank">Object</a>.)</td></tr><tr data="public;inherited;notNetfw;"><td><img src="../icons/pubmethod.gif" alt="Public method" title="Public method" /></td><td><a href="M_log4net_Layout_LayoutSkeleton_Format.htm">Format(LoggingEvent)</a></td><td><div class="summary">
            Convenience method for easily formatting the logging event into a string variable.
            </div> (Inherited from <a href="T_log4net_Layout_LayoutSkeleton.htm">LayoutSkeleton</a>.)</td></tr><tr data="public;declared;notNetfw;"><td><img src="../icons/pubmethod.gif" alt="Public method" title="Public method" /></td><td><a href="M_log4net_Layout_XmlLayoutBase_Format.htm">Format(TextWriter, LoggingEvent)</a></td><td><div class="summary">
            Produces a formatted string.
            </div> (Overrides <a href="M_log4net_Layout_LayoutSkeleton_Format_1.htm">LayoutSkeleton<span id="LST9A7BF36D_9"></span><script type="text/javascript">AddLanguageSpecificTextSet("LST9A7BF36D_9?cs=.|vb=.|cpp=::|nu=.|fs=.");</script>Format(TextWriter, LoggingEvent)</a>.)</td></tr><tr data="protected;declared;notNetfw;"><td><img src="../icons/protmethod.gif" alt="Protected method" title="Protected method" /></td><td><a href="M_log4net_Layout_XmlLayoutBase_FormatXml.htm">FormatXml</a></td><td><div class="summary">
            Does the actual writing of the XML.
            </div></td></tr><tr data="public;inherited;notNetfw;"><td><img src="../icons/pubmethod.gif" alt="Public method" title="Public method" /></td><td><a href="http://msdn2.microsoft.com/en-us/library/zdee4b3y" target="_blank">GetHashCode</a></td><td><div class="summary">
                    Serves as a hash function for a particular type. 
                </div> (Inherited from <a href="http://msdn2.microsoft.com/en-us/library/e5kfa45b" target="_blank">Object</a>.)</td></tr><tr data="public;inherited;notNetfw;"><td><img src="../icons/pubmethod.gif" alt="Public method" title="Public method" /></td><td><a href="http://msdn2.microsoft.com/en-us/library/dfwy45w9" target="_blank">GetType</a></td><td><div class="summary">
                    Gets the <a href="http://msdn2.microsoft.com/en-us/library/42892f65" target="_blank">Type</a> of the current instance.
                </div> (Inherited from <a href="http://msdn2.microsoft.com/en-us/library/e5kfa45b" target="_blank">Object</a>.)</td></tr><tr data="protected;inherited;notNetfw;"><td><img src="../icons/protmethod.gif" alt="Protected method" title="Protected method" /></td><td><a href="http://msdn2.microsoft.com/en-us/library/57ctke0a" target="_blank">MemberwiseClone</a></td><td><div class="summary">
                    Creates a shallow copy of the current <a href="http://msdn2.microsoft.com/en-us/library/e5kfa45b" target="_blank">Object</a>.
                </div> (Inherited from <a href="http://msdn2.microsoft.com/en-us/library/e5kfa45b" target="_blank">Object</a>.)</td></tr><tr data="public;inherited;notNetfw;"><td><img src="../icons/pubmethod.gif" alt="Public method" title="Public method" /></td><td><a href="http://msdn2.microsoft.com/en-us/library/7bxwbwt2" target="_blank">ToString</a></td><td><div class="summary">
                    Returns a <a href="http://msdn2.microsoft.com/en-us/library/s1wwdcbf" target="_blank">String</a> that represents the current <a href="http://msdn2.microsoft.com/en-us/library/e5kfa45b" target="_blank">Object</a>.
                </div> (Inherited from <a href="http://msdn2.microsoft.com/en-us/library/e5kfa45b" target="_blank">Object</a>.)</td></tr></table><a href="#mainBody">Top</a><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 an abstract class that must be subclassed by an implementation 
            to conform to a specific schema.
            </p><p>
            Deriving classes must implement the <a href="M_log4net_Layout_XmlLayoutBase_FormatXml.htm">FormatXml(XmlWriter, LoggingEvent)</a> method.
            </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="N_log4net_Layout.htm">log4net.Layout 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 2004-2016 The Apache Software Foundation</a></p><div class="OH_feedbacklink">Send comments on this topic to
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