ObjectReferenceTemplateImpl.java revision 608:7e06bf1dcb09 
1/*
2 * Copyright (c) 2000, 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.ObjectReferenceTemplate ;
37import org.omg.PortableInterceptor.ObjectReferenceTemplateHelper ;
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.IORTemplate;
47import com.sun.corba.se.spi.ior.IORTemplateList;
48import com.sun.corba.se.spi.ior.IORFactories;
49
50import com.sun.corba.se.impl.orbutil.ORBUtility ;
51
52import com.sun.corba.se.spi.orb.ORB ;
53
54/** This is an implementation of the ObjectReferenceTemplate abstract value
55* type defined by the portable interceptors IDL.
56* Note that this is a direct Java implementation
57* of the abstract value type: there is no stateful value type defined in IDL,
58* since defining the state in IDL is awkward and inefficient.  The best way
59* to define the state is to use internal data structures that can be written
60* to and read from CORBA streams.
61*/
62public class ObjectReferenceTemplateImpl extends ObjectReferenceProducerBase
63    implements ObjectReferenceTemplate, StreamableValue
64{
65    transient private IORTemplate iorTemplate ;
66
67    public ObjectReferenceTemplateImpl( InputStream is )
68    {
69        super( (ORB)(is.orb()) ) ;
70        _read( is ) ;
71    }
72
73    public ObjectReferenceTemplateImpl( ORB orb, IORTemplate iortemp )
74    {
75        super( orb ) ;
76        iorTemplate = iortemp ;
77    }
78
79    public boolean equals( Object obj )
80    {
81        if (!(obj instanceof ObjectReferenceTemplateImpl))
82            return false ;
83
84        ObjectReferenceTemplateImpl other = (ObjectReferenceTemplateImpl)obj ;
85
86        return (iorTemplate != null) &&
87            iorTemplate.equals( other.iorTemplate ) ;
88    }
89
90    public int hashCode()
91    {
92        return iorTemplate.hashCode() ;
93    }
94
95    // Note that this repository ID must reflect the implementation
96    // of the abstract valuetype (that is, this class), not the
97    // repository ID of the org.omg.PortableInterceptor.ObjectReferenceTemplate
98    // class.  This allows for multiple independent implementations
99    // of the abstract valuetype, should that become necessary.
100    public static final String repositoryId =
101        "IDL:com/sun/corba/se/impl/ior/ObjectReferenceTemplateImpl:1.0" ;
102
103    public String[] _truncatable_ids()
104    {
105        return new String[] { repositoryId } ;
106    }
107
108    public TypeCode _type()
109    {
110        return ObjectReferenceTemplateHelper.type() ;
111    }
112
113    /** Read the data into a (presumably) empty ORTImpl.  This sets the
114    * orb to the ORB of the InputStream.
115    */
116    public void _read( InputStream is )
117    {
118        org.omg.CORBA_2_3.portable.InputStream istr =
119            (org.omg.CORBA_2_3.portable.InputStream)is ;
120        iorTemplate = IORFactories.makeIORTemplate( istr ) ;
121        orb = (ORB)(istr.orb()) ;
122    }
123
124    /** Write the state to the OutputStream.
125     */
126    public void _write( OutputStream os )
127    {
128        org.omg.CORBA_2_3.portable.OutputStream ostr =
129            (org.omg.CORBA_2_3.portable.OutputStream)os ;
130
131        iorTemplate.write( ostr ) ;
132    }
133
134    public String server_id ()
135    {
136        int val = iorTemplate.getObjectKeyTemplate().getServerId() ;
137        return Integer.toString( val ) ;
138    }
139
140    public String orb_id ()
141    {
142        return iorTemplate.getObjectKeyTemplate().getORBId() ;
143    }
144
145    public String[] adapter_name()
146    {
147        ObjectAdapterId poaid =
148            iorTemplate.getObjectKeyTemplate().getObjectAdapterId() ;
149
150        return poaid.getAdapterName() ;
151    }
152
153    public IORFactory getIORFactory()
154    {
155        return iorTemplate ;
156    }
157
158    public IORTemplateList getIORTemplateList()
159    {
160        IORTemplateList tl = IORFactories.makeIORTemplateList() ;
161        tl.add( iorTemplate ) ;
162        tl.makeImmutable() ;
163        return tl ;
164    }
165}
166