<html><head>
      <meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
   <title>Moved Context Handler</title><link rel="stylesheet" type="text/css" href="css/docbook.css"><meta name="generator" content="DocBook XSL Stylesheets V1.79.1"><meta name="keywords" content="jetty, servlet, servlet-api, cometd, http, websocket, eclipse, maven, java, server, software"><link rel="home" href="index.html" title="Jetty"><link rel="up" href="advanced-extras.html" title="Chapter&nbsp;18.&nbsp;Provided Servlets, Filters, and Handlers"><link rel="prev" href="ipaccess-handler.html" title="IP Access Handler"><link rel="next" href="shutdown-handler.html" title="Shutdown Handler"><link 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" rel="shortcut icon" href="images/favicon.ico"><link rel="stylesheet" href="css/highlighter/foundation.css"><script src="js/highlight.pack.js"></script><script>
      hljs.initHighlightingOnLoad();
    </script><link type="text/css" rel="stylesheet" href="css/font-awesome/font-awesome.min.css"></head><body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF"><table 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"><tr><td style="width: 25%"><a href="http://www.eclipse.org/jetty"><img src="images/jetty-header-logo.png" alt="Jetty Logo"></a><br><span style="font-size: small">
            Version: 9.4.28-SNAPSHOT</span></td><td style="width: 50%"></td></tr></table><div 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" class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Moved Context Handler</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="ipaccess-handler.html"><i class="fa fa-chevron-left" aria-hidden="true"></i> Previous</a>&nbsp;</td><th width="60%" align="center">Chapter&nbsp;18.&nbsp;Provided Servlets, Filters, and Handlers<br><a accesskey="p" href="index.html"><i class="fa fa-home" aria-hidden="true"></i> Home</a></th><td width="20%" align="right">&nbsp;<a accesskey="n" href="shutdown-handler.html">Next <i class="fa fa-chevron-right" aria-hidden="true"></i></a></td></tr></table><hr></div><div 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" class="jetty-callout"><h5 class="callout"><a href="http://www.webtide.com/">Contact the core Jetty developers at
          <span class="website">www.webtide.com</span></a></h5><p>
 private support for your internal/customer projects ... custom extensions and distributions ... versioned snapshots for indefinite support ...
 scalability guidance for your apps and Ajax/Comet projects ... development services for sponsored feature development
      </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/9.4.28-SNAPSHOT/org/eclipse/jetty/server/handler/MovedContextHandler.html" target="_top">http://www.eclipse.org/jetty/javadoc/9.4.28-SNAPSHOT/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">
      SyntaxHighlighter.all()
    </script><div class="navfooter"><hr><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="ipaccess-handler.html"><i class="fa fa-chevron-left" aria-hidden="true"></i> Previous</a>&nbsp;</td><td width="20%" align="center"><a accesskey="u" href="advanced-extras.html"><i class="fa fa-chevron-up" aria-hidden="true"></i> Top</a></td><td width="40%" align="right">&nbsp;<a accesskey="n" href="shutdown-handler.html">Next <i class="fa fa-chevron-right" aria-hidden="true"></i></a></td></tr><tr><td width="40%" align="left" valign="top">IP Access Handler&nbsp;</td><td width="20%" align="center"><a accesskey="h" href="index.html"><i class="fa fa-home" aria-hidden="true"></i> Home</a></td><td width="40%" align="right" valign="top">&nbsp;Shutdown Handler</td></tr></table></div><p 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"><div class="jetty-callout">
            See an error or something missing?
            <span class="callout"><a href="http://github.com/eclipse/jetty.project">Contribute to this documentation at
                <span class="website"><i class="fa fa-github" aria-hidden="true"></i> Github!</span></a></span><span style="float: right"><i>(Generated: 2020-03-10)</i></span></div></p></body></html>