001/* CurrentOperations.java --
002   Copyright (C) 2005 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.PortableServer;
040
041import org.omg.PortableServer.CurrentPackage.NoContext;
042
043/**
044 * Provides the Id of the object currently being served and POA
045 * to that this object is connected. Both Id and POA can be much
046 * simpler obtained from the servant by {@link Servant#_object_id() }
047 * and {@link Servant#_poa()} that use the CurrentOperations indirectly.
048 *
049 * As long as the ORB reference is still available, the current information
050 * is available via {@link Current} that is returned by
051 * ORB.resolve_initial_references("POACurrent"). To support this call,
052 * the ORB maintains the thread to invocation data map for all calls that
053 * are currently being processed.
054 *
055 * @author Audrius Meskauskas, Lithuania (AudriusA@Bioinformatics.org)
056 */
057public interface CurrentOperations
058  extends org.omg.CORBA.CurrentOperations
059{
060  /**
061   * Returns the Id of the object currently being served. The returned
062   * value is also correct if the calling code is running is several
063   * paralled threads.
064   *
065   * @return the Id of the object that is currently being served by this
066   * thread.
067   */
068  byte[] get_object_id()
069                throws NoContext;
070
071  /**
072   * Returns POA to that the object currently being served is connected.
073   * The returned value is also correct if the calling code is running is several
074   * paralled threads.
075   *
076   * @return the Id of the object that is currently being served by this
077   * thread.
078   */
079  POA get_POA()
080       throws NoContext;
081}