ObjectReferenceFactoryImpl.java revision 608:7e06bf1dcb09 
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
26package com.sun.corba.se.impl.ior ;
27
28import java.util.Iterator ;
29
30import org.omg.CORBA.portable.InputStream ;
31import org.omg.CORBA.portable.OutputStream ;
32import org.omg.CORBA.portable.StreamableValue ;
33
34import org.omg.CORBA.TypeCode ;
35
36import org.omg.PortableInterceptor.ObjectReferenceFactory ;
37import org.omg.PortableInterceptor.ObjectReferenceFactoryHelper ;
38
39import com.sun.corba.se.spi.oa.ObjectAdapter ;
40
41import com.sun.corba.se.spi.ior.ObjectId ;
42import com.sun.corba.se.spi.ior.ObjectKeyTemplate ;
43import com.sun.corba.se.spi.ior.ObjectAdapterId ;
44import com.sun.corba.se.spi.ior.IOR;
45import com.sun.corba.se.spi.ior.IORFactory;
46import com.sun.corba.se.spi.ior.IORTemplateList;
47import com.sun.corba.se.spi.ior.IORFactories;
48
49import com.sun.corba.se.impl.orbutil.ORBUtility ;
50
51import com.sun.corba.se.spi.orb.ORB ;
52
53/** This is an implementation of the ObjectReferenceFactory abstract value
54* type defined by the portable interceptors IDL.
55* Note that this is a direct Java implementation
56* of the abstract value type: there is no stateful value type defined in IDL,
57* since defining the state in IDL is awkward and inefficient.  The best way
58* to define the state is to use internal data structures that can be written
59* to and read from CORBA streams.
60*/
61public class ObjectReferenceFactoryImpl extends ObjectReferenceProducerBase
62    implements ObjectReferenceFactory, StreamableValue
63{
64    transient private IORTemplateList iorTemplates ;
65
66    public ObjectReferenceFactoryImpl( InputStream is )
67    {
68        super( (ORB)(is.orb()) ) ;
69        _read( is ) ;
70    }
71
72    public ObjectReferenceFactoryImpl( ORB orb, IORTemplateList iortemps )
73    {
74        super( orb ) ;
75        iorTemplates = iortemps ;
76    }
77
78    public boolean equals( Object obj )
79    {
80        if (!(obj instanceof ObjectReferenceFactoryImpl))
81            return false ;
82
83        ObjectReferenceFactoryImpl other = (ObjectReferenceFactoryImpl)obj ;
84
85        return (iorTemplates != null) &&
86            iorTemplates.equals( other.iorTemplates ) ;
87    }
88
89    public int hashCode()
90    {
91        return iorTemplates.hashCode() ;
92    }
93
94    // Note that this repository ID must reflect the implementation
95    // of the abstract valuetype (that is, this class), not the
96    // repository ID of the org.omg.PortableInterceptor.ObjectReferenceFactory
97    // class.  This allows for multiple independent implementations
98    // of the abstract valuetype, should that become necessary.
99    public static final String repositoryId =
100        "IDL:com/sun/corba/se/impl/ior/ObjectReferenceFactoryImpl:1.0" ;
101
102    public String[] _truncatable_ids()
103    {
104        return new String[] { repositoryId } ;
105    }
106
107    public TypeCode _type()
108    {
109        return ObjectReferenceFactoryHelper.type() ;
110    }
111
112    /** Read the data into a (presumably) empty ObjectReferenceFactoryImpl.
113    * This sets the orb to the ORB of the InputStream.
114    */
115    public void _read( InputStream is )
116    {
117        org.omg.CORBA_2_3.portable.InputStream istr =
118            (org.omg.CORBA_2_3.portable.InputStream)is ;
119
120        iorTemplates = IORFactories.makeIORTemplateList( istr ) ;
121    }
122
123    /** Write the state to the OutputStream.
124     */
125    public void _write( OutputStream os )
126    {
127        org.omg.CORBA_2_3.portable.OutputStream ostr =
128            (org.omg.CORBA_2_3.portable.OutputStream)os ;
129
130        iorTemplates.write( ostr ) ;
131    }
132
133    public IORFactory getIORFactory()
134    {
135        return iorTemplates ;
136    }
137
138    public IORTemplateList getIORTemplateList()
139    {
140        return iorTemplates ;
141    }
142}
143