Source for org.omg.IOP.ServiceContextListHelper

   1: /* ServiceContextListHelper.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.IOP;
  40: 
  41: import gnu.CORBA.Minor;
  42: import gnu.CORBA.OrbRestricted;
  43: 
  44: import org.omg.CORBA.Any;
  45: import org.omg.CORBA.BAD_OPERATION;
  46: import org.omg.CORBA.ORB;
  47: import org.omg.CORBA.TypeCode;
  48: import org.omg.CORBA.portable.InputStream;
  49: import org.omg.CORBA.portable.OutputStream;
  50: 
  51: /**
  52: * The helper operations for the
  53: * CORBA object {@link ServiceContext[]}.
  54: *
  55: * @author Audrius Meskauskas, Lithuania (AudriusA@Bioinformatics.org)
  56: */
  57: public abstract class ServiceContextListHelper
  58: {
  59:   /**
  60:    * Get the type code of the {@link ServiceContext[]}.
  61:    */
  62:   public static TypeCode type()
  63:   {
  64:     return OrbRestricted.Singleton.create_interface_tc(id(),
  65:                                                        "ServiceContextList");
  66:   }
  67: 
  68:   /**
  69:    * Insert the ServiceContext[] into the given Any.
  70:    *
  71:    * @param any the Any to insert into.
  72:    * @param that the ServiceContext[] to insert.
  73:    */
  74:   public static void insert(Any any, ServiceContext[] that)
  75:   {
  76:     any.insert_Streamable(new ServiceContextListHolder(that));
  77:   }
  78: 
  79:   /**
  80:    * Extract the ServiceContext[] from given Any.
  81:    *
  82:    * @throws BAD_OPERATION if the passed Any does not contain ServiceContext[].
  83:    */
  84:   public static ServiceContext[] extract(Any any)
  85:   {
  86:     try
  87:       {
  88:         ServiceContextListHolder holder =
  89:           (ServiceContextListHolder) any.extract_Streamable();
  90:         return holder.value;
  91:       }
  92:     catch (ClassCastException ex)
  93:       {
  94:         BAD_OPERATION bad = new BAD_OPERATION("ServiceContext[] expected");
  95:         bad.minor = Minor.Any;        
  96:         bad.initCause(ex);
  97:         throw bad;
  98:       }
  99:   }
 100: 
 101:   /**
 102:    * Get the ServiceContext[] repository id.
 103:    *
 104:    * @return "IDL:omg.org/IOP/ServiceContextList:1.0", always.
 105:    */
 106:   public static String id()
 107:   {
 108:     return "IDL:omg.org/IOP/ServiceContextList:1.0";
 109:   }
 110: 
 111:   /**
 112:    * Read the ServiceContext[] from the CDR intput stream as a flexible lenth
 113:    * sequence.
 114:    *
 115:    * @param input a org.omg.CORBA.portable stream to read from.
 116:    */
 117:   public static ServiceContext[] read(InputStream input)
 118:   {
 119:     ServiceContext[] value = new ServiceContext[ input.read_long() ];
 120:     for (int i = 0; i < value.length; i++)
 121:       {
 122:         value [ i ] = ServiceContextHelper.read(input);
 123:       }
 124:     return value;
 125:   }
 126: 
 127:   /**
 128:    * Write the ServiceContext[] to the CDR output stream as a flexible length
 129:    * sequence.
 130:    *
 131:    * @param output a org.omg.CORBA.portable stream stream to write into.
 132:    * @param value a value to write.
 133:    */
 134:   public static void write(OutputStream output, ServiceContext[] value)
 135:   {
 136:     output.write_long(value.length);
 137:     for (int i = 0; i < value.length; i++)
 138:       {
 139:         ServiceContextHelper.write(output, value [ i ]);
 140:       }
 141:   }