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/* AdapterNameHelper.java --

   Copyright (C) 2005 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.

You should have received a copy of the GNU General Public License

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

modules, and to copy and distribute the resulting executable under

terms of your choice, provided that you also meet, for each linked

independent module, the terms and conditions of the license of that

module.  An independent module is a module which is not derived from

or based on this library.  If you modify this library, you may extend

this exception to your version of the library, but you are not

obligated to do so.  If you do not wish to do so, delete this

exception statement from your version. */

package org.omg.PortableInterceptor;

import gnu.CORBA.OrbRestricted;

import org.omg.CORBA.Any;

import org.omg.CORBA.ORB;

import org.omg.CORBA.StringSeqHelper;

import org.omg.CORBA.StringSeqHolder;

import org.omg.CORBA.TypeCode;

import org.omg.CORBA.portable.InputStream;

import org.omg.CORBA.portable.OutputStream;

/**

 * Provides static helper methods for working with the adapter name helper.

 * The adapter name helper is an array of strings, so {@link StringSeqHelper}

 * could be used for io operations. The separate helper is provided anyway.

 *

 * @since 1.5

 *

 * @author Audrius Meskauskas (AudriusA@Bioinformatics.org)

 */

public abstract class AdapterNameHelper

{

  /**

   * Extract the adapter name (<code>String[]</code>) from the given {@link Any}.

   *

   * @param a an Any to extract the array from.

   *

   * @return the extracted array.

   */

  public static String[] extract(Any a)

  {

    StringSeqHolder h = (StringSeqHolder) a.extract_Streamable();

    return h.value;

  }

  /**

   * Returns the agreed Id.

   *

   * @return "IDL:omg.org/PortableInterceptor/AdapterName:1.0", always.

   */

  public static String id()

  {

    return "IDL:omg.org/PortableInterceptor/AdapterName:1.0";

  }

  /**

   * Insert into the given adapter name (<code>String[]</code>) into the

   * given {@link Any}.

   *

   * @param into the target Any.

   * @param that the array to insert.

   */

  public static void insert(Any into, String[] that)

  {

    StringSeqHolder holder = new StringSeqHolder(that);

    into.insert_Streamable(holder);

    into.type(type());

  }

  /**

   * Reads the <code>String[]</code> from the CORBA input stream.

   *

   * @param input the CORBA stream to read from.

   * @return the value from the stream.

   */

  public static String[] read(InputStream input)

  {

    return StringSeqHelper.read(input);

  }

  /**

   * Creates and returns a new instance of the TypeCode, corresponding the

   * adapter name.

   *

   * @return the alias of the string sequence, named "AdapterName".

   */

  public static TypeCode type()

  {

    ORB orb = OrbRestricted.Singleton;

    TypeCode component = orb.create_string_tc(0);

    return orb.create_alias_tc(id(), "AdapterName", component);

  }

  /**

   * Writes the <code>String[]</code> into the given stream.

   *

   * @param output the CORBA output stream to write.

   * @param value the value that must be written.

   */

  public static void write(OutputStream output, String[] value)

  {

    StringSeqHelper.write(output, value);

  }

}