Package com.sun.corba.se.impl.ior

Source Code of com.sun.corba.se.impl.ior.WireObjectKeyTemplate

/*
* Copyright (c) 2000, 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 com.sun.corba.se.impl.ior;

import org.omg.CORBA.OctetSeqHolder ;

import org.omg.CORBA_2_3.portable.OutputStream ;
import org.omg.CORBA_2_3.portable.InputStream ;

import com.sun.corba.se.spi.protocol.CorbaServerRequestDispatcher ;

import com.sun.corba.se.spi.ior.ObjectKeyTemplate ;
import com.sun.corba.se.spi.ior.ObjectId ;
import com.sun.corba.se.spi.ior.ObjectAdapterId ;

import com.sun.corba.se.spi.orb.ORB ;
import com.sun.corba.se.spi.orb.ORBVersion ;
import com.sun.corba.se.spi.orb.ORBVersionFactory ;

import com.sun.corba.se.spi.logging.CORBALogDomains ;

import com.sun.corba.se.impl.orbutil.ORBConstants ;

import com.sun.corba.se.impl.encoding.CDRInputStream ;

import com.sun.corba.se.impl.logging.IORSystemException ;

/**
* @author Ken Cavanaugh
*/
public class WireObjectKeyTemplate implements ObjectKeyTemplate
{
    private ORB orb ;
    private IORSystemException wrapper ;

    public boolean equals( Object obj )
    {
        if (obj == null)
            return false ;

        return obj instanceof WireObjectKeyTemplate ;
    }

    public int hashCode()
    {
        return 53 ; // All WireObjectKeyTemplates are the same, so they should
                    // have the same hashCode.
    }

    private byte[] getId( InputStream is )
    {
        CDRInputStream cis = (CDRInputStream)is ;
        int len = cis.getBufferLength() ;
        byte[] result = new byte[ len ] ;
        cis.read_octet_array( result, 0, len ) ;
        return result ;
    }

    public WireObjectKeyTemplate( ORB orb )
    {
        initORB( orb ) ;
    }

    public WireObjectKeyTemplate( InputStream is, OctetSeqHolder osh )
    {
        osh.value = getId( is ) ;
        initORB( (ORB)(is.orb())) ;
    }

    private void initORB( ORB orb )
    {
        this.orb = orb ;
        wrapper = IORSystemException.get( orb,
            CORBALogDomains.OA_IOR ) ;
    }

    public void write( ObjectId id, OutputStream os )
    {
        byte[] key = id.getId() ;
        os.write_octet_array( key, 0, key.length ) ;
    }

    public void write( OutputStream os )
    {
        // Does nothing
    }

    public int getSubcontractId()
    {
        return ORBConstants.DEFAULT_SCID ;
    }

    /** While it might make sense to throw an exception here, this causes
    * problems since we need to check whether unusual object references
    * are local or not.  It seems that the easiest way to handle this is
    * to return an invalid server id.
    */
    public int getServerId()
    {
        return -1 ;
    }

    public String getORBId()
    {
        throw wrapper.orbIdNotAvailable() ;
    }

    public ObjectAdapterId getObjectAdapterId()
    {
        throw wrapper.objectAdapterIdNotAvailable() ;
    }

    /** Adapter ID is not available, since our
    * ORB did not implement the object carrying this key.
    */
    public byte[] getAdapterId()
    {
        throw wrapper.adapterIdNotAvailable() ;
    }

    public ORBVersion getORBVersion()
    {
        return ORBVersionFactory.getFOREIGN() ;
    }

    public CorbaServerRequestDispatcher getServerRequestDispatcher( ORB orb, ObjectId id )
    {
        byte[] bid = id.getId() ;
        String str = new String( bid ) ;
        return orb.getRequestDispatcherRegistry().getServerRequestDispatcher( str ) ;
    }
}
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