1 /*
   2  * Copyright (c) 2003, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 package com.sun.corba.se.impl.ior ;
  27 
  28 import org.omg.CORBA_2_3.portable.InputStream ;
  29 
  30 import java.util.Map ;
  31 import java.util.HashMap ;
  32 
  33 import com.sun.corba.se.spi.orb.ORB ;
  34 
  35 import com.sun.corba.se.spi.ior.Identifiable ;
  36 import com.sun.corba.se.spi.ior.IdentifiableFactory ;
  37 import com.sun.corba.se.spi.ior.IdentifiableFactoryFinder ;
  38 
  39 import com.sun.corba.se.spi.logging.CORBALogDomains ;
  40 
  41 import com.sun.corba.se.impl.logging.IORSystemException ;
  42 
  43 public abstract class IdentifiableFactoryFinderBase implements
  44     IdentifiableFactoryFinder
  45 {
  46     private ORB orb ;
  47     private Map map ;
  48     protected IORSystemException wrapper ;
  49 
  50     protected IdentifiableFactoryFinderBase( ORB orb )
  51     {
  52         map = new HashMap() ;
  53         this.orb = orb ;
  54         wrapper = IORSystemException.get( orb,
  55             CORBALogDomains.OA_IOR ) ;
  56     }
  57 
  58     protected IdentifiableFactory getFactory(int id)
  59     {
  60         Integer ident = new Integer( id ) ;
  61         IdentifiableFactory factory = (IdentifiableFactory)(map.get(
  62             ident ) ) ;
  63         return factory ;
  64     }
  65 
  66     public abstract Identifiable handleMissingFactory( int id, InputStream is ) ;
  67 
  68     public Identifiable create(int id, InputStream is)
  69     {
  70         IdentifiableFactory factory = getFactory( id ) ;
  71 
  72         if (factory != null)
  73             return factory.create( is ) ;
  74         else
  75             return handleMissingFactory( id, is ) ;
  76     }
  77 
  78     public void registerFactory(IdentifiableFactory factory)
  79     {
  80         Integer ident = new Integer( factory.getId() ) ;
  81         map.put( ident, factory ) ;
  82     }
  83 }