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      </p></div><div class="section"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a name="moved-context-handler"></a>Moved Context Handler</h2></div></div></div><div class="toc"><dl class="toc"><dt><span class="section"><a href="moved-context-handler.html#moved-context-handler-metadata">Info</a></span></dt><dt><span class="section"><a href="moved-context-handler.html#moved-context-handler-usage">Usage</a></span></dt></dl></div><div class="section"><div class="titlepage"><div><div><h3 class="title"><a name="moved-context-handler-metadata"></a>Info</h3></div></div></div><div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; "><li class="listitem">Classname: <code class="literal">org.eclipse.jetty.server.handler.MovedContextHandler</code></li><li class="listitem">Maven Artifact: org.eclipse.jetty:jetty-server</li><li class="listitem">Javadoc: <a class="link" href="http://www.eclipse.org/jetty/javadoc/9.4.27.v20200227/org/eclipse/jetty/server/handler/MovedContextHandler.html" target="_top">http://www.eclipse.org/jetty/javadoc/9.4.27.v20200227/org/eclipse/jetty/server/handler/MovedContextHandler.html</a></li></ul></div></div><div class="section"><div class="titlepage"><div><div><h3 class="title"><a name="moved-context-handler-usage"></a>Usage</h3></div></div></div><p>You can use the <code class="literal">MovedContextHandler</code> to relocate or redirect a context that has changed context path and/or virtual hosts.</p><p>You can configure it to <span class="emphasis"><em>permanently</em></span> redirect the old URL to the new URL, in which case Jetty sends a Http Status code of 301 to the browser with the new URL.
Alternatively, you can make it non-permanent, in which case Jetty sends a 302 Http Status code along with the new URL.</p><p>In addition, as with any other context, you can configure a list of virtual hosts, meaning that this context responds only to requests to one of the listed host names.</p><p>Suppose you have a context deployed at <code class="literal">/foo</code>, but that now you want to deploy at the root context <code class="literal">/</code> instead.</p><div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; "><li class="listitem">First you reconfigure and redeploy the context on Jetty.</li><li class="listitem">Next you need a way to redirect all the browsers who have bookmarked <code class="literal">/foo</code> to the new path.
You create a new <a class="link" href="configuring-contexts.html" title="Chapter&nbsp;5.&nbsp;Configuring Contexts">context xml</a> file in <code class="literal">{$jetty/.base}/webapps</code> and configure the <code class="literal">MovedContextHandler</code> to do the redirection from <code class="literal">/foo</code> to <code class="literal">/</code>.</li></ul></div><p>Below is an example.
This is a permanent redirection, which also preserves <code class="literal">pathinfo</code> and query strings on the redirect:</p><pre xmlns:jfetch="java:org.eclipse.jetty.xslt.tools.JavaSourceFetchExtension" xmlns:fetch="java:org.eclipse.jetty.xslt.tools.SourceFetchExtension" xmlns:d="http://docbook.org/ns/docbook" xmlns:l="http://docbook.sourceforge.net/xmlns/l10n/1.0" xmlns:xslthl="http://xslthl.sf.net" xmlns:gcse="http://www.google.com" xmlns:date="http://exslt.org/dates-and-times"><code>&lt;?xml version="1.0" encoding="UTF-8"?&gt;
&lt;!DOCTYPE Configure PUBLIC "-//Jetty//Configure//EN" "http://www.eclipse.org/jetty/configure_9_3.dtd"&gt;

&lt;Configure class="org.eclipse.jetty.server.handler.MovedContextHandler"&gt;
  &lt;Set name="contextPath"&gt;/foo&lt;/Set&gt;
  &lt;Set name="newContextURL"&gt;/&lt;/Set&gt;
  &lt;Set name="permanent"&gt;true&lt;/Set&gt;
  &lt;Set name="discardPathInfo"&gt;false&lt;/Set&gt;
  &lt;Set name="discardQuery"&gt;false&lt;/Set&gt;

  &lt;Set name="virtualHosts"&gt;
    &lt;Array type="String"&gt;
          &lt;Item&gt;209.235.245.73&lt;/Item&gt;
          &lt;Item&gt;127.0.0.73&lt;/Item&gt;
          &lt;Item&gt;acme.org&lt;/Item&gt;
          &lt;Item&gt;www.acme.org&lt;/Item&gt;
          &lt;Item&gt;server.acme.org&lt;/Item&gt;
    &lt;/Array&gt;
  &lt;/Set&gt;
&lt;/Configure&gt;</code></pre></div></div><script type="text/javascript">
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