- /*
- * @(#)StubDelegateImpl.java 1.17 04/06/26
- *
- * Copyright 2004 Sun Microsystems, Inc. All rights reserved.
- * SUN PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
- */
- /*
- * Licensed Materials - Property of IBM
- * RMI-IIOP v1.0
- * Copyright IBM Corp. 1998 1999 All Rights Reserved
- *
- * US Government Users Restricted Rights - Use, duplication or
- * disclosure restricted by GSA ADP Schedule Contract with IBM Corp.
- */
-
- 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 ) ;
- }
-
- /**
- * 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 ) ;
- }
- }