001/* VersionSpecHelper.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.OrbRestricted;
042
043import org.omg.CORBA.Any;
044import org.omg.CORBA.ORB;
045import org.omg.CORBA.TypeCode;
046import org.omg.CORBA.portable.InputStream;
047import org.omg.CORBA.portable.OutputStream;
048
049/**
050 * A formal helper for the CORBA VersionSpec that is identical to the
051 * narrow string.
052 *
053 * @author Audrius Meskauskas, Lithuania (AudriusA@Bioinformatics.org)
054 */
055public abstract class VersionSpecHelper
056{
057  /**
058   * Insert the VersionSpec into Any (uses {@link Any#insert_string}).
059   *
060   * @param a the Any to insert into.
061   * @param that the string to insert.
062   */
063  public static void insert(Any a, String that)
064  {
065    a.insert_string(that);
066  }
067
068  /**
069   * Extract the VersionSpec from Any ((uses {@link Any#extract_string}).
070   *
071   * @param a the Any to extract from.
072   */
073  public static String extract(Any a)
074  {
075    return a.extract_string();
076  }
077
078  /**
079   * Return an string alias typecode, named "VersionSpec".
080   */
081  public static TypeCode type()
082  {
083    ORB orb = OrbRestricted.Singleton;
084    return orb.create_alias_tc(id(), "VersionSpec", orb.create_string_tc(0));
085  }
086
087  /**
088   * Return the VersionSpec repository id.
089   * @return "IDL:omg.org/CORBA/VersionSpec:1.0", always.
090   */
091  public static String id()
092  {
093    return "IDL:omg.org/CORBA/VersionSpec:1.0";
094  }
095
096  /**
097   * Calls {@link InputStream#read_string()}.
098   *
099   * @param istream the stream to read from.
100   */
101  public static String read(InputStream istream)
102  {
103    return istream.read_string();
104  }
105
106  /**
107   * Calls {@link OutputStream#write_string(String)}.
108   *
109   * @param ostream the stream to write into.
110   * @param value the string (VersionSpec) value to write.
111   */
112  public static void write(OutputStream ostream, String value)
113  {
114    ostream.write_string(value);
115  }
116}