001/* CannotProceedHelper.java --
002   Copyright (C) 2005 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.CosNaming.NamingContextPackage;
040
041import gnu.CORBA.Minor;
042import gnu.CORBA.OrbRestricted;
043
044import org.omg.CORBA.Any;
045import org.omg.CORBA.BAD_OPERATION;
046import org.omg.CORBA.ORB;
047import org.omg.CORBA.StructMember;
048import org.omg.CORBA.TypeCode;
049import org.omg.CORBA.portable.InputStream;
050import org.omg.CORBA.portable.OutputStream;
051import org.omg.CosNaming.NameComponentHelper;
052import org.omg.CosNaming.NameHelper;
053import org.omg.CosNaming.NamingContextHelper;
054
055/**
056 * The helper operations for {@link CannotProceed}.
057 *
058 * @author Audrius Meskauskas, Lithuania (AudriusA@Bioinformatics.org)
059 */
060public abstract class CannotProceedHelper
061{
062  /**
063   * The {@link CannotProceed} repository id.
064   */
065  private static String _id =
066    "IDL:omg.org/CosNaming/NamingContext/CannotProceed:1.0";
067
068  /**
069   * Extract the exception from the given {@link Any}.
070   */
071  public static CannotProceed extract(Any a)
072  {
073    try
074      {
075        return ((CannotProceedHolder) a.extract_Streamable()).value;
076      }
077    catch (ClassCastException ex)
078      {
079        BAD_OPERATION bad = new BAD_OPERATION();
080        bad.initCause(ex);
081        bad.minor = Minor.Any;
082        throw bad;
083      }
084  }
085
086  /**
087   * Return the exception repository id.
088   */
089  public static String id()
090  {
091    return _id;
092  }
093
094  /**
095   * Insert the exception into the given {@link Any}.
096   */
097  public static void insert(Any a, CannotProceed that)
098  {
099    a.insert_Streamable(new CannotProceedHolder(that));
100  }
101
102  /**
103   * Read the exception from the given CDR stream.
104   */
105  public static CannotProceed read(InputStream istream)
106  {
107    CannotProceed value = new CannotProceed();
108
109    // read and discard the repository ID
110    istream.read_string();
111    value.cxt = NamingContextHelper.read(istream);
112    value.rest_of_name = NameHelper.read(istream);
113    return value;
114  }
115
116  /**
117   * Create the type code for this exception.
118   */
119  public static TypeCode type()
120  {
121    ORB orb = OrbRestricted.Singleton;
122
123    StructMember[] members = new StructMember[ 2 ];
124    TypeCode member;
125    member = NamingContextHelper.type();
126    members [ 0 ] = new StructMember("cxt", member, null);
127    member = NameComponentHelper.type();
128    member = orb.create_sequence_tc(0, member);
129    member = orb.create_alias_tc(NameHelper.id(), "Name", member);
130    members [ 1 ] = new StructMember("rest_of_name", member, null);
131    return orb.create_struct_tc(id(), "CannotProceed", members);
132  }
133
134  /**
135   * Write the exception to the CDR output stream.
136   */
137  public static void write(OutputStream ostream, CannotProceed value)
138  {
139    // write the repository ID
140    ostream.write_string(id());
141    NamingContextHelper.write(ostream, value.cxt);
142    NameHelper.write(ostream, value.rest_of_name);
143  }
144}