ObjectReferenceFactoryImpl.java

/*
 * Copyright (c) 2003, 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
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package org.jboss.com.sun.corba.se.impl.ior;

import org.jboss.com.sun.corba.se.spi.ior.IORFactories;
import org.jboss.com.sun.corba.se.spi.ior.IORFactory;
import org.jboss.com.sun.corba.se.spi.ior.IORTemplateList;
import org.jboss.com.sun.corba.se.spi.orb.ORB;
import org.omg.CORBA.TypeCode;
import org.omg.CORBA.portable.InputStream;
import org.omg.CORBA.portable.OutputStream;
import org.omg.CORBA.portable.StreamableValue;
import org.omg.PortableInterceptor.ObjectReferenceFactory;
import org.omg.PortableInterceptor.ObjectReferenceFactoryHelper;

/**
 * This is an implementation of the ObjectReferenceFactory abstract value type defined by the portable interceptors IDL.
 * Note that this is a direct Java implementation of the abstract value type: there is no stateful value type defined in
 * IDL, since defining the state in IDL is awkward and inefficient. The best way to define the state is to use internal
 * data structures that can be written to and read from CORBA streams.
 */
public class ObjectReferenceFactoryImpl extends ObjectReferenceProducerBase
        implements
            ObjectReferenceFactory,
            StreamableValue
{
    private static final long serialVersionUID = -6209340217525197778L;

    transient private IORTemplateList iorTemplates;

    public ObjectReferenceFactoryImpl(InputStream is)
    {
        super((ORB) (is.orb()));
        _read(is);
    }

    public ObjectReferenceFactoryImpl(ORB orb, IORTemplateList iortemps)
    {
        super(orb);
        iorTemplates = iortemps;
    }

    public boolean equals(Object obj)
    {
        if (!(obj instanceof ObjectReferenceFactoryImpl))
            return false;

        ObjectReferenceFactoryImpl other = (ObjectReferenceFactoryImpl) obj;

        return (iorTemplates != null) && iorTemplates.equals(other.iorTemplates);
    }

    public int hashCode()
    {
        return iorTemplates.hashCode();
    }

    // Note that this repository ID must reflect the implementation
    // of the abstract valuetype (that is, this class), not the
    // repository ID of the org.omg.PortableInterceptor.ObjectReferenceFactory
    // class. This allows for multiple independent implementations
    // of the abstract valuetype, should that become necessary.
    public static final String repositoryId = "IDL:com/sun/corba/se/impl/ior/ObjectReferenceFactoryImpl:1.0";

    public String[] _truncatable_ids()
    {
        return new String[]{repositoryId};
    }

    public TypeCode _type()
    {
        return ObjectReferenceFactoryHelper.type();
    }

    /**
     * Read the data into a (presumably) empty ObjectReferenceFactoryImpl. This sets the orb to the ORB of the
     * InputStream.
     */
    public void _read(InputStream is)
    {
        org.omg.CORBA_2_3.portable.InputStream istr = (org.omg.CORBA_2_3.portable.InputStream) is;

        iorTemplates = IORFactories.makeIORTemplateList(istr);
    }

    /**
     * Write the state to the OutputStream.
     */
    public void _write(OutputStream os)
    {
        org.omg.CORBA_2_3.portable.OutputStream ostr = (org.omg.CORBA_2_3.portable.OutputStream) os;

        iorTemplates.write(ostr);
    }

    public IORFactory getIORFactory()
    {
        return iorTemplates;
    }

    public IORTemplateList getIORTemplateList()
    {
        return iorTemplates;
    }
}