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Java example source code file (DynamicStubImpl.java)

This example Java source code file (DynamicStubImpl.java) is included in the alvinalexander.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Learn more about this Java project at its project page.

Java - Java tags/keywords

classnotfoundexception, corba, delegate, dynamicstub, dynamicstubimpl, ioexception, objectinputstream, objectoutputstream, orb, presentationmanager, remoteexception, rmi, serializable, string, stubiorimpl, the

The DynamicStubImpl.java Java example source code

/*
 * Copyright (c) 2003, 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.corba.se.impl.presentation.rmi ;

import java.io.ObjectInputStream ;
import java.io.ObjectOutputStream ;
import java.io.IOException ;
import java.io.Serializable ;

import java.rmi.RemoteException ;

import javax.rmi.CORBA.Tie ;

import org.omg.CORBA_2_3.portable.ObjectImpl ;

import org.omg.CORBA.portable.Delegate ;
import org.omg.CORBA.portable.OutputStream ;

import org.omg.CORBA.SystemException ;
import org.omg.CORBA.ORB ;

import com.sun.corba.se.spi.orbutil.proxy.InvocationHandlerFactory ;
import com.sun.corba.se.spi.presentation.rmi.PresentationManager ;
import com.sun.corba.se.spi.presentation.rmi.StubAdapter ;
import com.sun.corba.se.spi.presentation.rmi.DynamicStub ;
import com.sun.corba.se.impl.presentation.rmi.StubConnectImpl ;
import com.sun.corba.se.spi.logging.CORBALogDomains ;
import com.sun.corba.se.impl.logging.UtilSystemException ;
import com.sun.corba.se.impl.ior.StubIORImpl ;
import com.sun.corba.se.impl.util.RepositoryId ;
import com.sun.corba.se.impl.util.JDKBridge ;
import com.sun.corba.se.impl.util.Utility ;

// XXX Do we need _get_codebase?
public class DynamicStubImpl extends ObjectImpl
    implements DynamicStub, Serializable
{
    private static final long serialVersionUID = 4852612040012087675L;

    private String[] typeIds ;
    private StubIORImpl ior ;
    private DynamicStub self = null ;  // The actual DynamicProxy for this stub.

    public void setSelf( DynamicStub self )
    {
        // XXX Should probably only allow this once.
        this.self = self ;
    }

    public DynamicStub getSelf()
    {
        return self ;
    }

    public DynamicStubImpl( String[] typeIds )
    {
        this.typeIds = typeIds ;
        ior = null ;
    }

    public void setDelegate( Delegate delegate )
    {
        _set_delegate( delegate ) ;
    }

    public Delegate getDelegate()
    {
        return _get_delegate() ;
    }

    public ORB getORB()
    {
        return (ORB)_orb() ;
    }

    public String[] _ids()
    {
        return typeIds ;
    }

    public String[] getTypeIds()
    {
        return _ids() ;
    }

    public void connect( ORB orb ) throws RemoteException
    {
        ior = StubConnectImpl.connect( ior, self, this, orb ) ;
    }

    public boolean isLocal()
    {
        return _is_local() ;
    }

    public OutputStream request( String operation,
        boolean responseExpected )
    {
        return _request( operation, responseExpected ) ;
    }

    private void readObject( ObjectInputStream stream ) throws
        IOException, ClassNotFoundException
    {
        ior = new StubIORImpl() ;
        ior.doRead( stream ) ;
    }

    private void writeObject( ObjectOutputStream stream ) throws
        IOException
    {
        if (ior == null)
            ior = new StubIORImpl( this ) ;
        ior.doWrite( stream ) ;
    }

    public Object readResolve()
    {
        String repositoryId = ior.getRepositoryId() ;
        String cname = RepositoryId.cache.getId( repositoryId ).getClassName() ;

        Class cls = null ;

        try {
            cls = JDKBridge.loadClass( cname, null, null ) ;
        } catch (ClassNotFoundException exc) {
            // XXX log this
        }

        PresentationManager pm =
            com.sun.corba.se.spi.orb.ORB.getPresentationManager() ;
        PresentationManager.ClassData classData = pm.getClassData( cls ) ;
        InvocationHandlerFactoryImpl ihfactory =
            (InvocationHandlerFactoryImpl)classData.getInvocationHandlerFactory() ;
        return ihfactory.getInvocationHandler( this ) ;
    }
}

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