001 /* _NamingContextExtImplBase.java --
002 Copyright (C) 2005 Free Software Foundation, Inc.
003
004 This file is part of GNU Classpath.
005
006 GNU Classpath is free software; you can redistribute it and/or modify
007 it under the terms of the GNU General Public License as published by
008 the Free Software Foundation; either version 2, or (at your option)
009 any later version.
010
011 GNU Classpath is distributed in the hope that it will be useful, but
012 WITHOUT ANY WARRANTY; without even the implied warranty of
013 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
014 General Public License for more details.
015
016 You should have received a copy of the GNU General Public License
017 along with GNU Classpath; see the file COPYING. If not, write to the
018 Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
019 02110-1301 USA.
020
021 Linking this library statically or dynamically with other modules is
022 making a combined work based on this library. Thus, the terms and
023 conditions of the GNU General Public License cover the whole
024 combination.
025
026 As a special exception, the copyright holders of this library give you
027 permission to link this library with independent modules to produce an
028 executable, regardless of the license terms of these independent
029 modules, and to copy and distribute the resulting executable under
030 terms of your choice, provided that you also meet, for each linked
031 independent module, the terms and conditions of the license of that
032 module. An independent module is a module which is not derived from
033 or based on this library. If you modify this library, you may extend
034 this exception to your version of the library, but you are not
035 obligated to do so. If you do not wish to do so, delete this
036 exception statement from your version. */
037
038
039 package org.omg.CosNaming;
040
041 import org.omg.CORBA.ObjectHolder;
042 import org.omg.CORBA.ServerRequest;
043 import org.omg.CORBA.StringHolder;
044 import org.omg.CORBA.portable.InputStream;
045 import org.omg.CORBA.portable.InvokeHandler;
046 import org.omg.CORBA.portable.OutputStream;
047 import org.omg.CORBA.portable.ResponseHandler;
048 import org.omg.CORBA.portable.Streamable;
049 import org.omg.CosNaming.NamingContextExtPackage.InvalidAddress;
050 import org.omg.CosNaming.NamingContextExtPackage.InvalidAddressHelper;
051 import org.omg.CosNaming.NamingContextPackage.CannotProceed;
052 import org.omg.CosNaming.NamingContextPackage.CannotProceedHelper;
053 import org.omg.CosNaming.NamingContextPackage.InvalidName;
054 import org.omg.CosNaming.NamingContextPackage.InvalidNameHelper;
055 import org.omg.CosNaming.NamingContextPackage.NotFound;
056 import org.omg.CosNaming.NamingContextPackage.NotFoundHelper;
057
058 import java.util.Hashtable;
059
060 /**
061 * The extended naming context implementation base.
062 *
063 * @author Audrius Meskauskas, Lithuania (AudriusA@Bioinformatics.org)
064 */
065 public abstract class _NamingContextExtImplBase
066 extends _NamingContextImplBase
067 implements NamingContextExt, InvokeHandler
068 {
069 static Hashtable<String,Integer> _methods = new Hashtable<String,Integer>();
070
071 static
072 {
073 _methods.put("to_string", new java.lang.Integer(0));
074 _methods.put("to_name", new java.lang.Integer(1));
075 _methods.put("to_url", new java.lang.Integer(2));
076 _methods.put("resolve_str", new java.lang.Integer(3));
077 }
078
079 /**
080 * This stub can be the base of the two CORBA objects, so it
081 * has two repository ids.
082 */
083 private static String[] __ids =
084 { NamingContextExtHelper.id(), NamingContextHelper.id() };
085
086 /**
087 * Return the array of repository ids for this object.
088 * This stub can be the base of the two CORBA objects, so it
089 * has two repository ids, for {@link NamingContext} and
090 * for {@link NamingContextExt}.
091 */
092 public String[] _ids()
093 {
094 return __ids;
095 }
096
097 public OutputStream _invoke(String method, InputStream in, ResponseHandler rh)
098 {
099 Integer call_method = _methods.get(method);
100
101 if (call_method == null)
102
103 // The older methods are handled by the parent class.
104 return super._invoke(method, in, rh);
105
106 OutputStream out = null;
107
108 switch (call_method.intValue())
109 {
110 case 0 : // to_string
111 {
112 try
113 {
114 NameComponent[] a_name = NameHelper.read(in);
115 String result = null;
116 result = this.to_string(a_name);
117 out = rh.createReply();
118 out.write_string(result);
119 }
120 catch (InvalidName ex)
121 {
122 out = rh.createExceptionReply();
123 InvalidNameHelper.write(out, ex);
124 }
125 break;
126 }
127
128 case 1 : // to_name
129 {
130 try
131 {
132 String a_name_string = in.read_string();
133 NameComponent[] result = to_name(a_name_string);
134 out = rh.createReply();
135 NameHelper.write(out, result);
136 }
137 catch (InvalidName ex)
138 {
139 out = rh.createExceptionReply();
140 InvalidNameHelper.write(out, ex);
141 }
142 break;
143 }
144
145 case 2 : // to_url
146 {
147 try
148 {
149 String an_address = in.read_string();
150 String a_name_string = in.read_string();
151 String result = to_url(an_address, a_name_string);
152 out = rh.createReply();
153 out.write_string(result);
154 }
155 catch (InvalidAddress ex)
156 {
157 out = rh.createExceptionReply();
158 InvalidAddressHelper.write(out, ex);
159 }
160 catch (InvalidName ex)
161 {
162 out = rh.createExceptionReply();
163 InvalidNameHelper.write(out, ex);
164 }
165 break;
166 }
167
168 case 3 : // resolve_str
169 {
170 try
171 {
172 String a_name_string = in.read_string();
173 org.omg.CORBA.Object result = resolve_str(a_name_string);
174 out = rh.createReply();
175 org.omg.CORBA.ObjectHelper.write(out, result);
176 }
177 catch (NotFound ex)
178 {
179 out = rh.createExceptionReply();
180 NotFoundHelper.write(out, ex);
181 }
182 catch (CannotProceed ex)
183 {
184 out = rh.createExceptionReply();
185 CannotProceedHelper.write(out, ex);
186 }
187 catch (InvalidName ex)
188 {
189 out = rh.createExceptionReply();
190 InvalidNameHelper.write(out, ex);
191 }
192 break;
193 }
194 }
195 return out;
196 }
197
198 /**
199 * The obsolete invocation using server request. Implemented for
200 * compatibility reasons, but is it more effectinve to use
201 * {@link #_invoke}.
202 *
203 * @param request a server request.
204 */
205 public void invoke(ServerRequest request)
206 {
207 Streamable result = null;
208
209 Integer call_method = _methods.get(request.operation());
210
211 if (call_method == null)
212 {
213 super.invoke(request);
214 return;
215 }
216
217 switch (call_method.intValue())
218 {
219 case 0 : // to_string, String
220 result = new StringHolder();
221 break;
222
223 case 1 : // to_name, Name
224 result = new NameHolder();
225 break;
226
227 case 2 : // to_url, String
228 result = new StringHolder();
229 break;
230
231 case 3 : // resolve_str, Object
232 result = new ObjectHolder();
233 break;
234 }
235 gnu.CORBA.ServiceRequestAdapter.invoke(request, this, result);
236 }
237 }