Source for gnu.CORBA.gnuCodecFactory

   1: /* gnuCodecFactory.java --
   2:    Copyright (C) 2005 Free Software Foundation, Inc.
   3: 
   4: This file is part of GNU Classpath.
   5: 
   6: GNU Classpath is free software; you can redistribute it and/or modify
   7: it under the terms of the GNU General Public License as published by
   8: the Free Software Foundation; either version 2, or (at your option)
   9: any later version.
  10: 
  11: GNU Classpath is distributed in the hope that it will be useful, but
  12: WITHOUT ANY WARRANTY; without even the implied warranty of
  13: MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14: General Public License for more details.
  15: 
  16: You should have received a copy of the GNU General Public License
  17: along with GNU Classpath; see the file COPYING.  If not, write to the
  18: Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
  19: 02110-1301 USA.
  20: 
  21: Linking this library statically or dynamically with other modules is
  22: making a combined work based on this library.  Thus, the terms and
  23: conditions of the GNU General Public License cover the whole
  24: combination.
  25: 
  26: As a special exception, the copyright holders of this library give you
  27: permission to link this library with independent modules to produce an
  28: executable, regardless of the license terms of these independent
  29: modules, and to copy and distribute the resulting executable under
  30: terms of your choice, provided that you also meet, for each linked
  31: independent module, the terms and conditions of the license of that
  32: module.  An independent module is a module which is not derived from
  33: or based on this library.  If you modify this library, you may extend
  34: this exception to your version of the library, but you are not
  35: obligated to do so.  If you do not wish to do so, delete this
  36: exception statement from your version. */
  37: 
  38: 
  39: package gnu.CORBA;
  40: 
  41: import org.omg.CORBA.LocalObject;
  42: import org.omg.CORBA.ORB;
  43: import org.omg.IOP.Codec;
  44: import org.omg.IOP.CodecFactory;
  45: import org.omg.IOP.CodecFactoryPackage.UnknownEncoding;
  46: import org.omg.IOP.ENCODING_CDR_ENCAPS;
  47: import org.omg.IOP.Encoding;
  48: 
  49: /**
  50:  * A simple implementation of the Codec factory, able to return the
  51:  * standard Codec's. Only ENCODING_CDR_ENCAPS encoding is supported.
  52:  *
  53:  * @author Audrius Meskauskas, Lithuania (AudriusA@Bioinformatics.org)
  54:  */
  55: public class gnuCodecFactory extends LocalObject implements CodecFactory
  56: {
  57:   /**
  58:    * The associated ORB.
  59:    */
  60:   private final ORB orb;
  61: 
  62:   /**
  63:    * Create a new instance of the this factory, associated with the given ORB.
  64:    */
  65:   public gnuCodecFactory(ORB an_orb)
  66:   {
  67:     orb = an_orb;
  68:   }
  69: 
  70:   /**
  71:    * Creates the Codec for the given encoding.
  72:    *
  73:    * @param for_encoding the encoding for that the Codec must be created.
  74:    *
  75:    * @return the suitable Codec.
  76:    *
  77:    * @throws UnknownEncoding if the encoding is not a ENCODING_CDR_ENCAPS.
  78:    */
  79:   public Codec create_codec(Encoding for_encoding) throws UnknownEncoding
  80:   {
  81:     if (for_encoding.format != ENCODING_CDR_ENCAPS.value)
  82:       throw new UnknownEncoding("Only ENCODING_CDR_ENCAPS is " +
  83:         "supported by this factory."
  84:       );
  85: 
  86:     return new CdrEncapsCodecImpl(orb,
  87:       new Version(for_encoding.major_version, for_encoding.minor_version)
  88:     );
  89:   }
  90: }