jetty-websocket/websocket-server/src/test/resources/wsuf-config-via-listener.xml

<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns="http://xmlns.jcp.org/xml/ns/javaee"
         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
         xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee http://xmlns.jcp.org/xml/ns/javaee/web-app_3_1.xsd"
         version="3.1">

    <!-- disable JSR-356 -->
    <context-param>
        <param-name>org.eclipse.jetty.websocket.jsr356</param-name>
        <param-value>false</param-value>
    </context-param>

    <listener>
        <listener-class>org.eclipse.jetty.websocket.server.InfoContextAttributeListener</listener-class>
    </listener>

    <filter>
        <filter-name>wsuf</filter-name>
        <filter-class>org.eclipse.jetty.websocket.server.WebSocketUpgradeFilter</filter-class>
    </filter>

    <filter-mapping>
        <filter-name>wsuf</filter-name>
        <url-pattern>/*</url-pattern>
    </filter-mapping>
</web-app>