| // |
| // ======================================================================== |
| // Copyright (c) 1995-2015 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.jndi.java; |
| |
| import java.util.Hashtable; |
| |
| import javax.naming.Context; |
| import javax.naming.Name; |
| import javax.naming.NamingException; |
| import javax.naming.spi.ObjectFactory; |
| |
| import org.eclipse.jetty.util.log.Log; |
| import org.eclipse.jetty.util.log.Logger; |
| |
| |
| /** |
| * javaURLContextFactory |
| * <p> |
| * This is the URL context factory for the <code>java:</code> URL. |
| */ |
| public class javaURLContextFactory implements ObjectFactory |
| { |
| private static final Logger LOG = Log.getLogger(javaURLContextFactory.class); |
| |
| /** |
| * Either return a new context or the resolution of a url. |
| * |
| * @param url an <code>Object</code> value |
| * @param name a <code>Name</code> value |
| * @param ctx a <code>Context</code> value |
| * @param env a <code>Hashtable</code> value |
| * @return a new context or the resolved object for the url |
| * @exception Exception if an error occurs |
| */ |
| public Object getObjectInstance(Object url, Name name, Context ctx, Hashtable env) |
| throws Exception |
| { |
| // null object means return a root context for doing resolutions |
| if (url == null) |
| { |
| if(LOG.isDebugEnabled())LOG.debug(">>> new root context requested "); |
| return new javaRootURLContext(env); |
| } |
| |
| // return the resolution of the url |
| if (url instanceof String) |
| { |
| if(LOG.isDebugEnabled())LOG.debug(">>> resolution of url "+url+" requested"); |
| Context rootctx = new javaRootURLContext (env); |
| return rootctx.lookup ((String)url); |
| } |
| |
| // return the resolution of at least one of the urls |
| if (url instanceof String[]) |
| { |
| if(LOG.isDebugEnabled())LOG.debug(">>> resolution of array of urls requested"); |
| String[] urls = (String[])url; |
| Context rootctx = new javaRootURLContext (env); |
| Object object = null; |
| NamingException e = null; |
| for (int i=0;(i< urls.length) && (object == null); i++) |
| { |
| try |
| { |
| object = rootctx.lookup (urls[i]); |
| } |
| catch (NamingException x) |
| { |
| e = x; |
| } |
| } |
| |
| if (object == null) |
| throw e; |
| else |
| return object; |
| } |
| |
| if(LOG.isDebugEnabled())LOG.debug(">>> No idea what to do, so return a new root context anyway"); |
| return new javaRootURLContext (env); |
| } |
| }; |