001/* _IDLTypeStub.java --
002   Copyright (C) 2005, 2006 Free Software Foundation, Inc.
003
004This file is part of GNU Classpath.
005
006GNU Classpath is free software; you can redistribute it and/or modify
007it under the terms of the GNU General Public License as published by
008the Free Software Foundation; either version 2, or (at your option)
009any later version.
010
011GNU Classpath is distributed in the hope that it will be useful, but
012WITHOUT ANY WARRANTY; without even the implied warranty of
013MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
014General Public License for more details.
015
016You should have received a copy of the GNU General Public License
017along with GNU Classpath; see the file COPYING.  If not, write to the
018Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
01902110-1301 USA.
020
021Linking this library statically or dynamically with other modules is
022making a combined work based on this library.  Thus, the terms and
023conditions of the GNU General Public License cover the whole
024combination.
025
026As a special exception, the copyright holders of this library give you
027permission to link this library with independent modules to produce an
028executable, regardless of the license terms of these independent
029modules, and to copy and distribute the resulting executable under
030terms of your choice, provided that you also meet, for each linked
031independent module, the terms and conditions of the license of that
032module.  An independent module is a module which is not derived from
033or based on this library.  If you modify this library, you may extend
034this exception to your version of the library, but you are not
035obligated to do so.  If you do not wish to do so, delete this
036exception statement from your version. */
037
038
039package org.omg.CORBA;
040
041import gnu.CORBA.Minor;
042import gnu.CORBA.TypeCodeHelper;
043
044import org.omg.CORBA.portable.ApplicationException;
045import org.omg.CORBA.portable.Delegate;
046import org.omg.CORBA.portable.InputStream;
047import org.omg.CORBA.portable.ObjectImpl;
048import org.omg.CORBA.portable.OutputStream;
049import org.omg.CORBA.portable.RemarshalException;
050
051import java.io.Serializable;
052
053/**
054 * The stub for the IDL type. This stub can be used to access the
055 * remote IDL type object, if its IOR is known. To create the
056 * working instance with the known IOR, pass {@link gnu.CORBA.IorDelegate}
057 * to the constructor.
058 *
059 * @author Audrius Meskauskas, Lithuania (AudriusA@Bioinformatics.org)
060 */
061public class _IDLTypeStub
062  extends ObjectImpl
063  implements IDLType, Serializable
064{
065  /**
066  * Use serialVersionUID (v1.4) for interoperability.
067  */
068  private static final long serialVersionUID = 9150293942452453626L;
069
070  /**
071   * Create the instance of the IDL type stub without
072   * the set delegate. The delegate must be set anyway before calling
073   * any remote method.
074   */
075  public _IDLTypeStub()
076  {
077  }
078
079  /**
080   * Create an instance with the given delegate.
081   *
082   * @see gnu.CORBA.IorDelegate
083   */
084  public _IDLTypeStub(Delegate delegate)
085  {
086    _set_delegate(delegate);
087  }
088
089  /**
090   * Get the typecode of the remote IDL type object. The method is
091   * written following OMG specification, treating the typecode
092   * as a read only attribute rather than a method. This means,
093   * the operation name is "_get_type".
094   *
095   * @return a typecode, returned by the remote IDL type object.
096   */
097  public TypeCode type()
098  {
099    InputStream in = null;
100    try
101      {
102        OutputStream out = _request("_get_type", true);
103        in = _invoke(out);
104        return TypeCodeHelper.read(in);
105      }
106    catch (ApplicationException ex)
107      {
108        in = ex.getInputStream();
109        throw new org.omg.CORBA.MARSHAL(ex.getId());
110      }
111    catch (RemarshalException rex)
112      {
113        return type();
114      }
115    catch (UserException ex)
116      {
117        MARSHAL m = new MARSHAL();
118        m.minor = Minor.UserException;
119        m.initCause(ex);
120        throw m;
121      }
122    finally
123      {
124        _releaseReply(in);
125      }
126  }
127
128  /**
129   * Get the definition kind of the remote IDL type object. The method is
130   * written following OMG specification, treating the typecode
131   * as a read only attribute rather than a method. This means,
132   * the operation name is "_get_def_kind".
133   *
134   * @return a definition kind, returned by remote IDL type object.
135   */
136  public DefinitionKind def_kind()
137  {
138    InputStream in = null;
139    try
140      {
141        OutputStream out = _request("_get_def_kind", true);
142        in = _invoke(out);
143        return DefinitionKindHelper.read(in);
144      }
145    catch (ApplicationException ex)
146      {
147        in = ex.getInputStream();
148        throw new org.omg.CORBA.MARSHAL(ex.getId());
149      }
150    catch (RemarshalException rex)
151      {
152        return def_kind();
153      }
154    finally
155      {
156        _releaseReply(in);
157      }
158  }
159
160  /**
161   * Destroy the remote IDL type object.
162   */
163  public void destroy()
164  {
165    InputStream in = null;
166    try
167      {
168        OutputStream out = _request("destroy", true);
169        in = _invoke(out);
170      }
171    catch (ApplicationException ex)
172      {
173        in = ex.getInputStream();
174        throw new org.omg.CORBA.MARSHAL(ex.getId());
175      }
176    catch (RemarshalException rex)
177      {
178        destroy();
179      }
180    finally
181      {
182        _releaseReply(in);
183      }
184  }
185
186  /**
187   * Return the array of repository ids of the IDL type.
188   *
189   * @return "IDL:omg.org/CORBA/IDLType:1.0" and
190   *  "IDL:omg.org/CORBA/IRObject:1.0", always.
191   */
192  public String[] _ids()
193  {
194    return new String[]
195           {
196             "IDL:omg.org/CORBA/IDLType:1.0", "IDL:omg.org/CORBA/IRObject:1.0"
197           };
198  }
199}