1 // 2 // ======================================================================== 3 // Copyright (c) 1995-2013 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. 8 // 9 // The Eclipse Public License is available at 10 // http://www.eclipse.org/legal/epl-v10.html 11 // 12 // The Apache License v2.0 is available at 13 // http://www.opensource.org/licenses/apache2.0.php 14 // 15 // You may elect to redistribute this code under either of these licenses. 16 // ======================================================================== 17 // 18 19 package org.eclipse.jetty.osgi.boot.utils; 20 21 import org.eclipse.jetty.util.log.Log; 22 import org.eclipse.jetty.util.log.Logger; 23 24 /** 25 * BundleClassLoaderHelperFactory 26 * 27 * Get a class loader helper adapted for the particular osgi environment. 28 */ 29 public class BundleClassLoaderHelperFactory 30 { 31 private static final Logger LOG = Log.getLogger(BundleClassLoaderHelperFactory.class); 32 33 private static BundleClassLoaderHelperFactory _instance = new BundleClassLoaderHelperFactory(); 34 35 36 /* ------------------------------------------------------------ */ 37 public static BundleClassLoaderHelperFactory getFactory() 38 { 39 return _instance; 40 } 41 42 /* ------------------------------------------------------------ */ 43 private BundleClassLoaderHelperFactory() 44 { 45 } 46 47 /* ------------------------------------------------------------ */ 48 public BundleClassLoaderHelper getHelper() 49 { 50 //use the default 51 BundleClassLoaderHelper helper = BundleClassLoaderHelper.DEFAULT; 52 try 53 { 54 //if a fragment has not provided their own impl 55 helper = (BundleClassLoaderHelper) Class.forName(BundleClassLoaderHelper.CLASS_NAME).newInstance(); 56 } 57 catch (Throwable t) 58 { 59 LOG.ignore(t); 60 } 61 62 return helper; 63 } 64 65 }