2 // ========================================================================
3 // Copyright (c) 1995-2016 Mort Bay Consulting Pty. Ltd.
4 // ------------------------------------------------------------------------
5 // All rights reserved. This program and the accompanying materials
6 // are made available under the terms of the Eclipse Public License v1.0
7 // and Apache License v2.0 which accompanies this distribution.
9 // The Eclipse Public License is available at
10 // http://www.eclipse.org/legal/epl-v10.html
12 // The Apache License v2.0 is available at
13 // http://www.opensource.org/licenses/apache2.0.php
15 // You may elect to redistribute this code under either of these licenses.
16 // ========================================================================
19 package org.eclipse.jetty.util.preventers;
21 import javax.xml.parsers.DocumentBuilderFactory;
26 * See http://bugs.sun.com/bugdatabase/view_bug.do?bug_id=6916498
28 * Prevent the RuntimeException that is a static member of AbstractDOMParser
29 * from pinning a webapp classloader by causing it to be set here by a non-webapp classloader.
31 * Note that according to the bug report, a heap dump may not identify the GCRoot, making
32 * it difficult to identify the cause of the leak.
35 public class DOMLeakPreventer extends AbstractLeakPreventer
37 /* ------------------------------------------------------------ */
39 * @see org.eclipse.jetty.util.preventers.AbstractLeakPreventer#prevent(java.lang.ClassLoader)
42 public void prevent(ClassLoader loader)
44 DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
47 factory.newDocumentBuilder();