Source for org.omg.PortableServer.ServantLocatorHelper

   1: /* ServantLocatorHelper.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.PortableServer;
  40: 
  41: import org.omg.CORBA.Any;
  42: import org.omg.CORBA.BAD_OPERATION;
  43: import org.omg.CORBA.MARSHAL;
  44: import org.omg.CORBA.ORB;
  45: import org.omg.CORBA.TypeCode;
  46: import org.omg.CORBA.portable.InputStream;
  47: import org.omg.CORBA.portable.OutputStream;
  48: 
  49: /**
  50: * The helper operations for the CORBA object {@link ServantLocator}.
  51: *
  52: * @author Audrius Meskauskas, Lithuania (AudriusA@Bioinformatics.org)
  53: */
  54: public abstract class ServantLocatorHelper
  55: {
  56:   /**
  57:    * Get the type code of the {@link ServantLocator}.
  58:    */
  59:   public static TypeCode type()
  60:   {
  61:     return ORB.init().create_interface_tc(id(), "ServantLocator");
  62:   }
  63: 
  64:   /**
  65:    * Insert the ServantLocator into the given Any.
  66:    *
  67:    * @param any the Any to insert into.
  68:    * @param that the ServantLocator to insert.
  69:    */
  70:   public static void insert(Any any, ServantLocator that)
  71:   {
  72:     any.insert_Object(that);
  73:   }
  74: 
  75:   /**
  76:    * Extract the ServantLocator from given Any.
  77:    *
  78:    * @throws BAD_OPERATION if the passed Any does not contain ServantLocator.
  79:    */
  80:   public static ServantLocator extract(Any any)
  81:   {
  82:     return narrow(any.extract_Object());
  83:   }
  84: 
  85:   /**
  86:    * Get the ServantLocator repository id.
  87:    *
  88:    * @return "org.omg.PortableServer.ServantLocatorOperations", always.
  89:    */
  90:   public static String id()
  91:   {
  92:     return "org.omg.PortableServer.ServantLocatorOperations";
  93:   }
  94: 
  95:   /**
  96:    * Cast the passed object into the ServantLocator.
  97:    *
  98:    * @param obj the object to narrow.
  99:    * @return narrowed instance.
 100:    * @throws BAD_PARAM if the passed object is not a ServantLocator.
 101:    */
 102:   public static ServantLocator narrow(org.omg.CORBA.Object obj)
 103:   {
 104:     try
 105:       {
 106:         return (ServantLocator) obj;
 107:       }
 108:     catch (ClassCastException ex)
 109:       {
 110:         BAD_OPERATION bad = new BAD_OPERATION();
 111:         bad.initCause(ex);
 112:         throw bad;
 113:       }
 114:   }
 115: 
 116:   /**
 117:    * This should read the servant locator, but it cannot be transferred
 118:    * this way as its operations cannot be remote. The operations cannot
 119:    * be remote because one of the method parameters, POA, is required to be
 120:    * always a local object (both by 1.5 API and 3.0.3 OMG).
 121:    *
 122:    * @throws MARSHAL, always.
 123:    *
 124:    * @specnote Same as Sun.
 125:    */
 126:   public static ServantLocator read(InputStream input)
 127:   {
 128:     throw new MARSHAL();
 129:   }
 130: 
 131:   /**
 132:    * This should write the servant activator, but it cannot be transferred
 133:    * this way as its operations cannot be remote. The operations cannot
 134:    * be remote because one of the method parameters, POA, is required to be
 135:    * always a local object (both by 1.5 API and 3.0.3 OMG).
 136:    *
 137:    * @throws MARSHAL, always.
 138:    *
 139:    * @specnote Same as Sun.
 140:    */
 141:   public static void write(OutputStream output, ServantLocator value)
 142:   {
 143:     throw new MARSHAL();
 144:   }