/* CurrentHelper.java --
   Copyright (C) 2005, 2006 Free Software Foundation, Inc.

This file is part of GNU Classpath.

GNU Classpath is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2, or (at your option)
any later version.

GNU Classpath is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
General Public License for more details.

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along with GNU Classpath; see the file COPYING.  If not, write to the
Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
02110-1301 USA.

Linking this library statically or dynamically with other modules is
making a combined work based on this library.  Thus, the terms and
conditions of the GNU General Public License cover the whole
combination.

As a special exception, the copyright holders of this library give you
permission to link this library with independent modules to produce an
executable, regardless of the license terms of these independent
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independent module, the terms and conditions of the license of that
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this exception to your version of the library, but you are not
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package org.omg.PortableServer;

import gnu.CORBA.OrbRestricted;

import org.omg.CORBA.Any;
import org.omg.CORBA.BAD_OPERATION;
import org.omg.CORBA.BAD_PARAM;
import org.omg.CORBA.NO_IMPLEMENT;
import org.omg.CORBA.TypeCode;
import org.omg.CORBA.portable.InputStream;
import org.omg.CORBA.portable.OutputStream;

/**
* The helper operations for the
* CORBA object {@link Current}.
*
* @author Audrius Meskauskas, Lithuania (AudriusA@Bioinformatics.org)
*/
public abstract class CurrentHelper
{
  /**
   * Get the type code of the POA Current.
   *
   * @return a type code of the object with POA Current id, named "Current".
   */
  public static TypeCode type()
  {
    return OrbRestricted.Singleton.create_interface_tc(id(), "Current");
  }

  /**
   * Insert the POA Current into the given Any.
   *
   * @param any the Any to insert into.
   * @param that the POA Current to insert.
   */
  public static void insert(Any any, Current that)
  {
    any.insert_Object(that);
  }

  /**
   * Extract the POA Current from given Any.
   *
   * @throws BAD_OPERATION if the passed Any does not contain a POA Current.
   */
  public static Current extract(Any any)
  {
    return narrow(any.extract_Object());
  }

  /**
   * Get the POA Current repository id.
   *
   * @return "IDL:omg.org/PortableServer/Current:2.3", always.
   */
  public static String id()
  {
    return "IDL:omg.org/PortableServer/Current:2.3";
  }

  /**
   * Cast the passed object into the POA Current.
   *
   * @param obj the object to narrow.
   * @return narrowed instance.
   * @throws BAD_PARAM if the passed object is not a Current.
   */
  public static Current narrow(org.omg.CORBA.Object obj)
  {
    try
      {
        return (Current) obj;
      }
    catch (ClassCastException ex)
      {
        BAD_PARAM bad = new BAD_PARAM("Not a POA Current");
        bad.initCause(ex);
        throw bad;
      }
  }

  /**
   * Not supported for compatibility reasons.
   *
   * @specnote Not supported by Sun at least till jdk 1.4 inclusive.
   *
   * @throws NO_IMPLEMENT always.
   */
  public static Current read(InputStream input)
  {
    throw new NO_IMPLEMENT();
  }

  /**
   * Not supported for compatibility reasons.
   *
   * @specnote Not supported by Sun at least till jdk 1.4 inclusive.
   *
   * @throws NO_IMPLEMENT always.
   */
  public static void write(OutputStream output, Current value)
  {
    throw new NO_IMPLEMENT();
  }
}