DelegateImpl.java revision 608:7e06bf1dcb09 
1/*
2 * Copyright (c) 1999, 2004, 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.
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21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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24 */
25package com.sun.corba.se.impl.oa.poa;
26
27import java.util.EmptyStackException;
28
29import org.omg.PortableServer.*;
30
31import com.sun.corba.se.spi.orb.ORB ;
32
33import com.sun.corba.se.spi.logging.CORBALogDomains ;
34
35import com.sun.corba.se.impl.logging.POASystemException ;
36
37public class DelegateImpl implements org.omg.PortableServer.portable.Delegate
38{
39    private ORB orb ;
40    private POASystemException wrapper ;
41    private POAFactory factory;
42
43    public DelegateImpl(ORB orb, POAFactory factory){
44        this.orb = orb ;
45        this.wrapper = POASystemException.get( orb,
46            CORBALogDomains.OA ) ;
47        this.factory = factory;
48    }
49
50    public org.omg.CORBA.ORB orb(Servant self)
51    {
52        return orb;
53    }
54
55    public org.omg.CORBA.Object this_object(Servant self)
56    {
57        byte[] oid;
58        POA poa;
59        try {
60            oid = orb.peekInvocationInfo().id();
61            poa = (POA)orb.peekInvocationInfo().oa();
62            String repId = self._all_interfaces(poa,oid)[0] ;
63            return poa.create_reference_with_id(oid, repId);
64        } catch (EmptyStackException notInInvocationE) {
65            //Not within an invocation context
66            POAImpl defaultPOA = null;
67            try {
68                defaultPOA = (POAImpl)self._default_POA();
69            } catch (ClassCastException exception){
70                throw wrapper.defaultPoaNotPoaimpl( exception ) ;
71            }
72
73            try {
74                if (defaultPOA.getPolicies().isImplicitlyActivated() ||
75                    (defaultPOA.getPolicies().isUniqueIds() &&
76                     defaultPOA.getPolicies().retainServants())) {
77                    return defaultPOA.servant_to_reference(self);
78                } else {
79                    throw wrapper.wrongPoliciesForThisObject() ;
80                }
81            } catch ( org.omg.PortableServer.POAPackage.ServantNotActive e) {
82                throw wrapper.thisObjectServantNotActive( e ) ;
83            } catch ( org.omg.PortableServer.POAPackage.WrongPolicy e) {
84                throw wrapper.thisObjectWrongPolicy( e ) ;
85            }
86        } catch (ClassCastException e) {
87            throw wrapper.defaultPoaNotPoaimpl( e ) ;
88        }
89    }
90
91    public POA poa(Servant self)
92    {
93        try {
94            return (POA)orb.peekInvocationInfo().oa();
95        } catch (EmptyStackException exception){
96            POA returnValue = factory.lookupPOA(self);
97            if (returnValue != null) {
98                return returnValue;
99            }
100
101            throw wrapper.noContext( exception ) ;
102        }
103    }
104
105    public byte[] object_id(Servant self)
106    {
107        try{
108            return orb.peekInvocationInfo().id();
109        } catch (EmptyStackException exception){
110            throw wrapper.noContext(exception) ;
111        }
112    }
113
114    public POA default_POA(Servant self)
115    {
116        return factory.getRootPOA();
117    }
118
119    public boolean is_a(Servant self, String repId)
120    {
121        String[] repositoryIds = self._all_interfaces(poa(self),object_id(self));
122        for ( int i=0; i<repositoryIds.length; i++ )
123            if ( repId.equals(repositoryIds[i]) )
124                return true;
125
126        return false;
127    }
128
129    public boolean non_existent(Servant self)
130    {
131        //REVISIT
132        try{
133            byte[] oid = orb.peekInvocationInfo().id();
134            if( oid == null) return true;
135            else return false;
136        } catch (EmptyStackException exception){
137            throw wrapper.noContext(exception) ;
138        }
139    }
140
141    // The get_interface() method has been replaced by get_interface_def()
142
143    public org.omg.CORBA.Object get_interface_def(Servant Self)
144    {
145        throw wrapper.methodNotImplemented() ;
146    }
147}
148