| // |
| // ======================================================================== |
| // Copyright (c) 1995-2014 Mort Bay Consulting Pty. Ltd. |
| // ------------------------------------------------------------------------ |
| // All rights reserved. This program and the accompanying materials |
| // are made available under the terms of the Eclipse Public License v1.0 |
| // and Apache License v2.0 which accompanies this distribution. |
| // |
| // The Eclipse Public License is available at |
| // http://www.eclipse.org/legal/epl-v10.html |
| // |
| // The Apache License v2.0 is available at |
| // http://www.opensource.org/licenses/apache2.0.php |
| // |
| // You may elect to redistribute this code under either of these licenses. |
| // ======================================================================== |
| // |
| |
| package org.eclipse.jetty.util.preventers; |
| |
| import javax.xml.parsers.DocumentBuilderFactory; |
| |
| /** |
| * DOMLeakPreventer |
| * |
| * See http://bugs.sun.com/bugdatabase/view_bug.do?bug_id=6916498 |
| * |
| * Prevent the RuntimeException that is a static member of AbstractDOMParser |
| * from pinning a webapp classloader by causing it to be set here by a non-webapp classloader. |
| * |
| * Note that according to the bug report, a heap dump may not identify the GCRoot, making |
| * it difficult to identify the cause of the leak. |
| * |
| */ |
| public class DOMLeakPreventer extends AbstractLeakPreventer |
| { |
| /* ------------------------------------------------------------ */ |
| /** |
| * @see org.eclipse.jetty.util.preventers.AbstractLeakPreventer#prevent(java.lang.ClassLoader) |
| */ |
| @Override |
| public void prevent(ClassLoader loader) |
| { |
| DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance(); |
| try |
| { |
| factory.newDocumentBuilder(); |
| } |
| catch (Exception e) |
| { |
| LOG.warn(e); |
| } |
| |
| } |
| |
| } |