001/* ServiceContextListHelper.java --
002   Copyright (C) 2005, 2006 Free Software Foundation, Inc.
003
004This file is part of GNU Classpath.
005
006GNU Classpath is free software; you can redistribute it and/or modify
007it under the terms of the GNU General Public License as published by
008the Free Software Foundation; either version 2, or (at your option)
009any later version.
010
011GNU Classpath is distributed in the hope that it will be useful, but
012WITHOUT ANY WARRANTY; without even the implied warranty of
013MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
014General Public License for more details.
015
016You should have received a copy of the GNU General Public License
017along with GNU Classpath; see the file COPYING.  If not, write to the
018Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
01902110-1301 USA.
020
021Linking this library statically or dynamically with other modules is
022making a combined work based on this library.  Thus, the terms and
023conditions of the GNU General Public License cover the whole
024combination.
025
026As a special exception, the copyright holders of this library give you
027permission to link this library with independent modules to produce an
028executable, regardless of the license terms of these independent
029modules, and to copy and distribute the resulting executable under
030terms of your choice, provided that you also meet, for each linked
031independent module, the terms and conditions of the license of that
032module.  An independent module is a module which is not derived from
033or based on this library.  If you modify this library, you may extend
034this exception to your version of the library, but you are not
035obligated to do so.  If you do not wish to do so, delete this
036exception statement from your version. */
037
038
039package org.omg.IOP;
040
041import gnu.CORBA.Minor;
042import gnu.CORBA.OrbRestricted;
043
044import org.omg.CORBA.Any;
045import org.omg.CORBA.BAD_OPERATION;
046import org.omg.CORBA.TypeCode;
047import org.omg.CORBA.portable.InputStream;
048import org.omg.CORBA.portable.OutputStream;
049
050/**
051* The helper operations for the
052* CORBA object {@link ServiceContext}[].
053*
054* @author Audrius Meskauskas, Lithuania (AudriusA@Bioinformatics.org)
055*/
056public abstract class ServiceContextListHelper
057{
058  /**
059   * Get the type code of the {@link ServiceContext}[].
060   */
061  public static TypeCode type()
062  {
063    return OrbRestricted.Singleton.create_interface_tc(id(),
064                                                       "ServiceContextList");
065  }
066
067  /**
068   * Insert the ServiceContext[] into the given Any.
069   *
070   * @param any the Any to insert into.
071   * @param that the ServiceContext[] to insert.
072   */
073  public static void insert(Any any, ServiceContext[] that)
074  {
075    any.insert_Streamable(new ServiceContextListHolder(that));
076  }
077
078  /**
079   * Extract the ServiceContext[] from given Any.
080   *
081   * @throws BAD_OPERATION if the passed Any does not contain ServiceContext[].
082   */
083  public static ServiceContext[] extract(Any any)
084  {
085    try
086      {
087        ServiceContextListHolder holder =
088          (ServiceContextListHolder) any.extract_Streamable();
089        return holder.value;
090      }
091    catch (ClassCastException ex)
092      {
093        BAD_OPERATION bad = new BAD_OPERATION("ServiceContext[] expected");
094        bad.minor = Minor.Any;        
095        bad.initCause(ex);
096        throw bad;
097      }
098  }
099
100  /**
101   * Get the ServiceContext[] repository id.
102   *
103   * @return "IDL:omg.org/IOP/ServiceContextList:1.0", always.
104   */
105  public static String id()
106  {
107    return "IDL:omg.org/IOP/ServiceContextList:1.0";
108  }
109
110  /**
111   * Read the ServiceContext[] from the CDR intput stream as a flexible lenth
112   * sequence.
113   *
114   * @param input a org.omg.CORBA.portable stream to read from.
115   */
116  public static ServiceContext[] read(InputStream input)
117  {
118    ServiceContext[] value = new ServiceContext[ input.read_long() ];
119    for (int i = 0; i < value.length; i++)
120      {
121        value [ i ] = ServiceContextHelper.read(input);
122      }
123    return value;
124  }
125
126  /**
127   * Write the ServiceContext[] to the CDR output stream as a flexible length
128   * sequence.
129   *
130   * @param output a org.omg.CORBA.portable stream stream to write into.
131   * @param value a value to write.
132   */
133  public static void write(OutputStream output, ServiceContext[] value)
134  {
135    output.write_long(value.length);
136    for (int i = 0; i < value.length; i++)
137      {
138        ServiceContextHelper.write(output, value [ i ]);
139      }
140  }
141}