001/* ObjectImpl.java -- 002 Copyright (C) 2005 Free Software Foundation, Inc. 003 004This file is part of GNU Classpath. 005 006GNU Classpath is free software; you can redistribute it and/or modify 007it under the terms of the GNU General Public License as published by 008the Free Software Foundation; either version 2, or (at your option) 009any later version. 010 011GNU Classpath is distributed in the hope that it will be useful, but 012WITHOUT ANY WARRANTY; without even the implied warranty of 013MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 014General Public License for more details. 015 016You should have received a copy of the GNU General Public License 017along with GNU Classpath; see the file COPYING. If not, write to the 018Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 01902110-1301 USA. 020 021Linking this library statically or dynamically with other modules is 022making a combined work based on this library. Thus, the terms and 023conditions of the GNU General Public License cover the whole 024combination. 025 026As a special exception, the copyright holders of this library give you 027permission to link this library with independent modules to produce an 028executable, regardless of the license terms of these independent 029modules, and to copy and distribute the resulting executable under 030terms of your choice, provided that you also meet, for each linked 031independent module, the terms and conditions of the license of that 032module. An independent module is a module which is not derived from 033or based on this library. If you modify this library, you may extend 034this exception to your version of the library, but you are not 035obligated to do so. If you do not wish to do so, delete this 036exception statement from your version. */ 037 038 039package org.omg.CORBA_2_3.portable; 040 041import org.omg.CORBA.BAD_OPERATION; 042 043/** 044 * Extends the previous version of the CORBA object by one additional method, 045 * defined in CORBA 2_3 . See ancestor for details about the CORBA object. 046 * 047 * @author Audrius Meskauskas, Lithuania (AudriusA@Bioinformatics.org) 048 */ 049public abstract class ObjectImpl 050 extends org.omg.CORBA.portable.ObjectImpl 051{ 052 /** 053 * Returns the codebase for the provided object reference. 054 * A codebase is a location information (for instance, URL), specifying, 055 * where the missing parts of the object code can be downloaded. This 056 * is important for the value type objects that handle they method calls 057 * locally and hence must have the local copy of the implementing code. 058 * 059 * This implementation expects that the object delegate is set and is 060 * an instance of the org.omg.CORBA_2_3.portable.Delegate. If casts 061 * the set delegate to the given type and invokes 062 * {@link org.omg.CORBA_2_3.portable.Delegate#get_codebase}. 063 * 064 * @return normally, an agreed location information, specifying, where 065 * the supporting code (like java classes) can be found. 066 * 067 * @throws BAD_OPERATION if the object delegate is not an instance 068 * of org.omg.CORBA_2_3.portable.Delegate. 069 */ 070 public String _get_codebase() 071 { 072 Object delegate = _get_delegate(); 073 if (delegate instanceof org.omg.CORBA_2_3.portable.Delegate) 074 return ((org.omg.CORBA_2_3.portable.Delegate) delegate).get_codebase(this); 075 else if (delegate != null) 076 throw new BAD_OPERATION(delegate.getClass().getName() + 077 " is not a org.omg.CORBA_2_3.portable.Delegate" 078 ); 079 else 080 throw new BAD_OPERATION("The delegate not set."); 081 } 082}