Glassfish example source code file (RemoteSerialContextProviderImpl.java)

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Java - Glassfish tags/keywords

classloader, corba, hashtable, log, logging, naming, namingobjectproxy, namingobjectproxy, object, reference, reference, remote, remoteexception, remoteexception, remoteserialcontextproviderimpl, remoteserialcontextproviderimpl, rmi, serial_context_provider_name, transientcontext, util

The Glassfish RemoteSerialContextProviderImpl.java source code

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 * and Distribution License("CDDL") (collectively, the "License").  You
 * may not use this file except in compliance with the License.  You can
 * obtain a copy of the License at
 * https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html
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package com.sun.enterprise.naming.impl;


import java.rmi.*;
import javax.naming.*;


import org.omg.CORBA.ORB;
import org.glassfish.api.naming.NamingObjectProxy;

import java.util.logging.*;
import java.util.Hashtable;

import com.sun.enterprise.util.Utility;


/**
 * This class is the implementation of the Remote SerialContextProvider
 *
 * @author Sheetal Vartak
 */

public class RemoteSerialContextProviderImpl 
    extends SerialContextProviderImpl {

    static public final String SERIAL_CONTEXT_PROVIDER_NAME =
        "SerialContextProvider";

    private ORB orb;

    private RemoteSerialContextProviderImpl(ORB orb, TransientContext rootContext)
	    throws RemoteException {

	    super(rootContext);

        this.orb = orb;


    }


   /**
     * Create the remote object and publish it in the CosNaming name service.
     */
    static public Remote initSerialContextProvider(ORB orb, TransientContext rootContext)
	    throws RemoteException {
       
       return new RemoteSerialContextProviderImpl(orb, rootContext);

    }
        
    public Object lookup(String name) throws NamingException, RemoteException {

        Object obj = super.lookup(name);

        // If CORBA object, resolve here in server to prevent a
	    // another round-trip to CosNaming.

        ClassLoader originalClassLoader = null;

	    try {
	        if( obj instanceof Reference ) {
		        Reference ref = (Reference) obj;
                         
		        if( ref.getFactoryClassName().equals(GlassfishNamingManagerImpl.IIOPOBJECT_FACTORY) ) {

                    // Set CCL to this CL so it's guaranteed to be able to find IIOPObjectFactory
                    originalClassLoader = Utility.setContextClassLoader(getClass().getClassLoader());

                    Hashtable env = new Hashtable();
                    env.put("java.naming.corba.orb", orb);

                    obj = javax.naming.spi.NamingManager.getObjectInstance
                            (obj, new CompositeName(name), null, env);
                }

		    } else if (obj instanceof NamingObjectProxy) {

                NamingObjectProxy namingProxy = (NamingObjectProxy) obj;

                //this call will make sure that the actual object is initialized
                obj  = ((NamingObjectProxy) obj).create(new InitialContext());

		// If it's an InitialNamingProxy, ignore the result of the
		// create() call and re-lookup the name.
                if( namingProxy instanceof NamingObjectProxy.InitializationNamingObjectProxy ) {
                    return super.lookup(name);
                }
            }
	    } catch(Exception e) {
	        RemoteException re = new RemoteException("", e);
            throw re;
        }  finally {
            if( originalClassLoader != null ) {
                Utility.setContextClassLoader(originalClassLoader);
            }
        }

        return obj;
   }
}