001    /* NameHelper.java --
002       Copyright (C) 2005, 2006 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 gnu.CORBA.Minor;
042    import gnu.CORBA.OrbRestricted;
043    
044    import org.omg.CORBA.Any;
045    import org.omg.CORBA.BAD_OPERATION;
046    import org.omg.CORBA.TypeCode;
047    import org.omg.CORBA.portable.InputStream;
048    import org.omg.CORBA.portable.OutputStream;
049    
050    /**
051     * The helper operations for the name that is defined as an array
052     * of the name components. There is no java class, directly matching
053     * the 'Name' IDL type.
054     *
055     * @author Audrius Meskauskas, Lithuania (AudriusA@Bioinformatics.org)
056     */
057    public abstract class NameHelper
058    {
059      /**
060       * The repository id of the Name.
061       */
062      private static String _id = "IDL:omg.org/CosNaming/Name:1.0";
063    
064      /**
065       * Extract the Name the given {@link Any}.
066       */
067      public static NameComponent[] extract(Any a)
068      {
069        try
070          {
071            return ((NameHolder) a.extract_Streamable()).value;
072          }
073        catch (ClassCastException ex)
074          {
075            BAD_OPERATION bad = new BAD_OPERATION("Name expected");
076            bad.initCause(ex);
077            bad.minor = Minor.Any;
078            throw bad;
079          }
080      }
081    
082      /**
083       * Get the Name repository Id.
084       */
085      public static String id()
086      {
087        return _id;
088      }
089    
090      /**
091       * Extract the Name from the given {@link Any}.
092       */
093      public static void insert(Any a, NameComponent[] that)
094      {
095        a.insert_Streamable(new NameHolder(that));
096      }
097    
098      /**
099       * Read the Name from the given CDR input stream.
100       */
101      public static NameComponent[] read(InputStream istream)
102      {
103        NameComponent[] value = null;
104        int l = istream.read_long();
105        value = new NameComponent[ l ];
106        for (int i = 0; i < value.length; ++i)
107          value [ i ] = NameComponentHelper.read(istream);
108        return value;
109      }
110    
111      /**
112       * Get the type code of the Name.
113       */
114      public static TypeCode type()
115      {
116        TypeCode typeCode;
117        typeCode = NameComponentHelper.type();
118        typeCode = OrbRestricted.Singleton.create_sequence_tc(0, typeCode);
119        typeCode =
120          OrbRestricted.Singleton.create_alias_tc(NameHelper.id(), "Name", typeCode);
121        return typeCode;
122      }
123    
124      /**
125       * Write the Name into the CDR output stream.
126       */
127      public static void write(OutputStream ostream, NameComponent[] value)
128      {
129        ostream.write_long(value.length);
130        for (int i = 0; i < value.length; ++i)
131          NameComponentHelper.write(ostream, value [ i ]);
132      }
133    }