| /* |
| * Copyright (c) 1999, 2004, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle in the LICENSE file that accompanied this code. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| package com.sun.jndi.cosnaming; |
| |
| import javax.naming.*; |
| import javax.naming.spi.StateFactory; |
| import java.util.Hashtable; |
| |
| import org.omg.CORBA.ORB; |
| |
| import java.rmi.Remote; |
| import java.rmi.server.ExportException; |
| |
| import com.sun.jndi.toolkit.corba.CorbaUtils; // for RMI-IIOP |
| |
| /** |
| * StateFactory that turns java.rmi.Remote objects to org.omg.CORBA.Object. |
| * |
| * @author Rosanna Lee |
| */ |
| |
| public class RemoteToCorba implements StateFactory { |
| public RemoteToCorba() { |
| } |
| |
| /** |
| * Returns the CORBA object for a Remote object. |
| * If input is not a Remote object, or if Remote object uses JRMP, return null. |
| * If the RMI-IIOP library is not available, throw ConfigurationException. |
| * |
| * @param orig The object to turn into a CORBA object. If not Remote, |
| * or if is a JRMP stub or impl, return null. |
| * @param name Ignored |
| * @param ctx The non-null CNCtx whose ORB to use. |
| * @param env Ignored |
| * @return The CORBA object for <tt>orig</tt> or null. |
| * @exception ConfigurationException If the CORBA object cannot be obtained |
| * due to configuration problems, for instance, if RMI-IIOP not available. |
| * @exception NamingException If some other problem prevented a CORBA |
| * object from being obtained from the Remote object. |
| */ |
| public Object getStateToBind(Object orig, Name name, Context ctx, |
| Hashtable<?,?> env) throws NamingException { |
| if (orig instanceof org.omg.CORBA.Object) { |
| // Already a CORBA object, just use it |
| return null; |
| } |
| |
| if (orig instanceof Remote) { |
| // Turn remote object into org.omg.CORBA.Object |
| try { |
| // Returns null if JRMP; let next factory try |
| // CNCtx will eventually throw IllegalArgumentException if |
| // no CORBA object gotten |
| return |
| CorbaUtils.remoteToCorba((Remote)orig, ((CNCtx)ctx)._orb); |
| } catch (ClassNotFoundException e) { |
| // RMI-IIOP library not available |
| throw new ConfigurationException( |
| "javax.rmi packages not available"); |
| } |
| } |
| return null; // pass and let next state factory try |
| } |
| } |