/*
* Copyright (c) 1999, 2013, 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.
*/
/*
* Licensed Materials - Property of IBM
* RMI-IIOP v1.0
* Copyright IBM Corp. 1998 1999 All Rights Reserved
*
*/
package com.sun.corba.se.impl.javax.rmi.CORBA;
import java.io.IOException;
import java.rmi.RemoteException;
import javax.rmi.CORBA.Tie;
import org.omg.CORBA.ORB;
import org.omg.CORBA.SystemException;
import org.omg.CORBA.BAD_OPERATION;
import org.omg.CORBA.BAD_INV_ORDER;
import org.omg.CORBA.portable.Delegate;
import org.omg.CORBA.portable.OutputStream;
import org.omg.CORBA.portable.InputStream;
import com.sun.corba.se.spi.presentation.rmi.StubAdapter;
import com.sun.corba.se.spi.logging.CORBALogDomains ;
import com.sun.corba.se.impl.util.Utility;
import com.sun.corba.se.impl.ior.StubIORImpl ;
import com.sun.corba.se.impl.presentation.rmi.StubConnectImpl ;
import com.sun.corba.se.impl.logging.UtilSystemException ;
/**
* Base class from which all static RMI-IIOP stubs must inherit.
*/
public class StubDelegateImpl implements javax.rmi.CORBA.StubDelegate
{
static UtilSystemException wrapper = UtilSystemException.get(
CORBALogDomains.RMIIIOP ) ;
private StubIORImpl ior ;
public StubIORImpl getIOR()
{
return ior ;
}
public StubDelegateImpl()
{
ior = null ;
}
/**
* Sets the IOR components if not already set.
*/
private void init (javax.rmi.CORBA.Stub self)
{
// If the Stub is not connected to an ORB, BAD_OPERATION exception
// will be raised by the code below.
if (ior == null)
ior = new StubIORImpl( self ) ;
}
/**
* Returns a hash code value for the object which is the same for all stubs
* that represent the same remote object.
* @return the hash code value.
*/
public int hashCode(javax.rmi.CORBA.Stub self)
{
init(self);
return ior.hashCode() ;
}
/**
* Compares two stubs for equality. Returns <code>true</code> when used to compare stubs
* that represent the same remote object, and <code>false</code> otherwise.
* @param obj the reference object with which to compare.
* @return <code>true</code> if this object is the same as the <code>obj</code>
* argument; <code>false</code> otherwise.
*/
public boolean equals(javax.rmi.CORBA.Stub self, java.lang.Object obj)
{
if (self == obj) {
return true;
}
if (!(obj instanceof javax.rmi.CORBA.Stub)) {
return false;
}
// no need to call init() because of calls to hashCode() below
javax.rmi.CORBA.Stub other = (javax.rmi.CORBA.Stub) obj;
if (other.hashCode() != self.hashCode()) {
return false;
}
// hashCodes being the same does not mean equality. The stubs still
// could be pointing to different IORs. So, do a literal comparison.
// Apparently the ONLY way to do this (other than using private
// reflection) toString, because it is not possible to directly
// access the StubDelegateImpl from the Stub.
return self.toString().equals( other.toString() ) ;
}
public boolean equals( Object obj )
{
if (this == obj)
return true ;
if (!(obj instanceof StubDelegateImpl))
return false ;
StubDelegateImpl other = (StubDelegateImpl)obj ;
if (ior == null)
return ior == other.ior ;
else
return ior.equals( other.ior ) ;
}
public int hashCode() {
if (ior == null) {
return 0;
} else {
return ior.hashCode();
}
}
/**
* Returns a string representation of this stub. Returns the same string
* for all stubs that represent the same remote object.
* @return a string representation of this stub.
*/
public String toString(javax.rmi.CORBA.Stub self)
{
if (ior == null)
return null ;
else
return ior.toString() ;
}
/**
* Connects this stub to an ORB. Required after the stub is deserialized
* but not after it is demarshalled by an ORB stream. If an unconnected
* stub is passed to an ORB stream for marshalling, it is implicitly
* connected to that ORB. Application code should not call this method
* directly, but should call the portable wrapper method
* {@link javax.rmi.PortableRemoteObject#connect}.
* @param orb the ORB to connect to.
* @exception RemoteException if the stub is already connected to a different
* ORB, or if the stub does not represent an exported remote or local object.
*/
public void connect(javax.rmi.CORBA.Stub self, ORB orb)
throws RemoteException
{
ior = StubConnectImpl.connect( ior, self, self, orb ) ;
}
/**
* Serialization method to restore the IOR state.
*/
public void readObject(javax.rmi.CORBA.Stub self,
java.io.ObjectInputStream stream) throws IOException, ClassNotFoundException
{
if (ior == null)
ior = new StubIORImpl() ;
ior.doRead( stream ) ;
}
/**
* Serialization method to save the IOR state.
* @serialData The length of the IOR type ID (int), followed by the IOR type ID
* (byte array encoded using ISO8859-1), followed by the number of IOR profiles
* (int), followed by the IOR profiles. Each IOR profile is written as a
* profile tag (int), followed by the length of the profile data (int), followed
* by the profile data (byte array).
*/
public void writeObject(javax.rmi.CORBA.Stub self,
java.io.ObjectOutputStream stream) throws IOException
{
init(self);
ior.doWrite( stream ) ;
}
}