Source for org.omg.PortableInterceptor.ObjectReferenceTemplateHelper

   1: /* ObjectReferenceTemplateHelper.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 org.omg.PortableInterceptor;
  40: 
  41: import gnu.CORBA.Minor;
  42: 
  43: import org.omg.CORBA.Any;
  44: import org.omg.CORBA.BAD_OPERATION;
  45: import org.omg.CORBA.ORB;
  46: import org.omg.CORBA.TypeCode;
  47: import org.omg.CORBA.VM_ABSTRACT;
  48: import org.omg.CORBA.ValueMember;
  49: import org.omg.CORBA.portable.InputStream;
  50: import org.omg.CORBA.portable.OutputStream;
  51: 
  52: /**
  53:  * The helper operations for the  CORBA object
  54:  * {@link ObjectReferenceTemplate}.
  55:  *
  56:  * @author Audrius Meskauskas, Lithuania (AudriusA@Bioinformatics.org)
  57:  */
  58: public abstract class ObjectReferenceTemplateHelper
  59: {
  60:   /**
  61:    * The cached {@link ObjectReferenceTemplate} typecode, computed once.
  62:    */
  63:   private static TypeCode typeCode;
  64: 
  65:   /**
  66:    * Get the type code of the {@link ObjectReferenceTemplate}.
  67:    *
  68:    * @return value type type code, named ObjectReferenceTemplate,
  69:    * no members, abstract.
  70:    */
  71:   public static TypeCode type()
  72:   {
  73:     if (typeCode == null)
  74:       typeCode =
  75:         ORB.init().create_value_tc(id(), "ObjectReferenceTemplate",
  76:           VM_ABSTRACT.value, null, new ValueMember[ 0 ]
  77:         );
  78:     return typeCode;
  79:   }
  80: 
  81:   /**
  82:    * Insert the ObjectReferenceTemplate into the given Any.
  83:    *
  84:    * @param any the Any to insert into.
  85:    * @param that the ObjectReferenceTemplate to insert.
  86:    */
  87:   public static void insert(Any any, ObjectReferenceTemplate that)
  88:   {
  89:     any.insert_Streamable(new ObjectReferenceTemplateHolder(that));
  90:   }
  91: 
  92:   /**
  93:    * Extract the ObjectReferenceTemplate from given Any.
  94:    *
  95:    * @throws BAD_OPERATION if the passed Any does not
  96:    * contain ObjectReferenceTemplate.
  97:    */
  98:   public static ObjectReferenceTemplate extract(Any any)
  99:   {
 100:     try
 101:       {
 102:         ObjectReferenceTemplateHolder h =
 103:           (ObjectReferenceTemplateHolder) any.extract_Streamable();
 104:         return h.value;
 105:       }
 106:     catch (ClassCastException ex)
 107:       {
 108:         BAD_OPERATION bad =
 109:           new BAD_OPERATION("ObjectReferenceTemplate expected");
 110:         bad.minor = Minor.Any;
 111:         bad.initCause(ex);
 112:         throw bad;
 113:       }
 114:   }
 115: 
 116:   /**
 117:    * Get the ObjectReferenceTemplate repository id.
 118:    *
 119:    * @return "IDL:omg.org/PortableInterceptor/ObjectReferenceTemplate:1.0",
 120:    * always.
 121:    */
 122:   public static String id()
 123:   {
 124:     return "IDL:omg.org/PortableInterceptor/ObjectReferenceTemplate:1.0";
 125:   }
 126: 
 127:   /**
 128:    * Read the object reference template (as the value type).
 129:    */
 130:   public static ObjectReferenceTemplate read(InputStream input)
 131:   {
 132:     return (ObjectReferenceTemplate)
 133:       ((org.omg.CORBA_2_3.portable.InputStream) input).read_value();
 134:   }
 135: 
 136:   /**
 137:    * Write the object reference template (as the value type).
 138:    */
 139:   public static void write(OutputStream output, ObjectReferenceTemplate value)
 140:   {
 141:     ((org.omg.CORBA_2_3.portable.OutputStream) output).
 142:       write_value(value);
 143:   }