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| @@ -0,0 +1,118 @@ | ||
| /** | ||
| * Copyright (C) 2002-2006 - INRIA (www.inria.fr) | ||
| * | ||
| * CAROL: Common Architecture for RMI ObjectWeb Layer | ||
| * | ||
| * This library is developed inside the ObjectWeb Consortium, | ||
| * http://www.objectweb.org | ||
| * | ||
| * This library is free software; you can redistribute it and/or | ||
| * modify it under the terms of the GNU Lesser General Public | ||
| * License as published by the Free Software Foundation; either | ||
| * version 2.1 of the License, or any later version. | ||
| * | ||
| * This library 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 | ||
| * Lesser General Public License for more details. | ||
| * | ||
| * You should have received a copy of the GNU Lesser General Public | ||
| * License along with this library; if not, write to the Free Software | ||
| * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 | ||
| * USA | ||
| * | ||
| * -------------------------------------------------------------------------- | ||
| * $Id: CmiContext.java,v 1.2 2006-01-26 16:28:55 pelletib Exp $ | ||
| * -------------------------------------------------------------------------- | ||
| */ | ||
| package org.objectweb.carol.jndi.spi; | ||
|
|
||
| import java.io.Serializable; | ||
| import java.rmi.Remote; | ||
|
|
||
| import javax.naming.Context; | ||
| import javax.naming.Name; | ||
| import javax.naming.NamingException; | ||
| import javax.naming.Reference; | ||
| import javax.naming.Referenceable; | ||
| import javax.rmi.CORBA.PortableRemoteObjectDelegate; | ||
|
|
||
| import org.objectweb.carol.jndi.wrapping.JNDIResourceWrapper; | ||
| import org.objectweb.carol.jndi.wrapping.UnicastJNDIReferenceWrapper; | ||
| import org.objectweb.carol.rmi.exception.NamingExceptionHelper; | ||
| import org.objectweb.carol.util.configuration.ConfigurationRepository; | ||
|
|
||
| /** | ||
| * @author Florent Benoit | ||
| * @author Benoit Pelletier | ||
| */ | ||
| public class CmiContext extends AbsContext implements Context { | ||
|
|
||
| /** | ||
| * Constructs an CMI Wrapper context | ||
| * @param cmiContext the inital CMI context | ||
| */ | ||
| public CmiContext(Context cmiContext) { | ||
| super(cmiContext); | ||
| } | ||
|
|
||
|
|
||
| /** | ||
| * If this object is a reference wrapper return the reference If this object | ||
| * is a resource wrapper return the resource | ||
| * @param o the object to resolve | ||
| * @param name name of the object to unwrap | ||
| * @return the unwrapped object | ||
| * @throws NamingException if the object cannot be unwraped | ||
| */ | ||
| protected Object unwrapObject(Object o, Name name) throws NamingException { | ||
| return super.defaultUnwrapObject(o, name); | ||
| } | ||
|
|
||
| /** | ||
| * Wrap an Object : If the object is a reference wrap it into a Reference | ||
| * Wrapper Object here the good way is to contact the carol configuration to | ||
| * get the portable remote object | ||
| * @param o the object to encode | ||
| * @param name of the object | ||
| * @param replace if the object need to be replaced | ||
| * @return a <code>Remote JNDIRemoteReference Object</code> if o is a | ||
| * resource o if else | ||
| * @throws NamingException if object cannot be wrapped | ||
| */ | ||
| protected Object wrapObject(Object o, Name name, boolean replace) throws NamingException { | ||
| try { | ||
| // Add wrapper for the two first cases. Then it will use PortableRemoteObject instead of UnicastRemoteObject | ||
| // and when fixing JRMP exported objects port, it use JRMPProdelegate which is OK. | ||
| if ((!(o instanceof Remote)) && (o instanceof Referenceable)) { | ||
| return new UnicastJNDIReferenceWrapper(((Referenceable) o).getReference(), getObjectPort()); | ||
| } else if ((!(o instanceof Remote)) && (o instanceof Reference)) { | ||
| return new UnicastJNDIReferenceWrapper((Reference) o, getObjectPort()); | ||
| } else if ((!(o instanceof Remote)) && (!(o instanceof Referenceable)) && (!(o instanceof Reference)) | ||
| && (o instanceof Serializable)) { | ||
| // Only Serializable (not implementing Remote or Referenceable or | ||
| // Reference) | ||
| JNDIResourceWrapper irw = new JNDIResourceWrapper((Serializable) o); | ||
| PortableRemoteObjectDelegate proDelegate = ConfigurationRepository.getCurrentConfiguration().getProtocol().getPortableRemoteObject(); | ||
| proDelegate.exportObject(irw); | ||
|
|
||
| Remote oldObj = (Remote) addToExported(name, irw); | ||
| if (oldObj != null) { | ||
| if (replace) { | ||
| proDelegate.unexportObject(oldObj); | ||
| } else { | ||
| proDelegate.unexportObject(irw); | ||
| addToExported(name, oldObj); | ||
| throw new NamingException("Object '" + o + "' with name '" + name + "' is already bind"); | ||
| } | ||
| } | ||
| return irw; | ||
| } else { | ||
| return o; | ||
| } | ||
| } catch (Exception e) { | ||
| throw NamingExceptionHelper.create("Cannot wrap object '" + o + "' with name '" + name + "' : " | ||
| + e.getMessage(), e); | ||
| } | ||
| } | ||
| } |