/*

  Copyright (C) 2007 Grid Systems, S.A.

  This library is free software; you can redistribute it and/or

  modify it under the terms of the GNU Lesser General Public

  License as published by the Free Software Foundation; either

  version 2.1 of the License, or (at your option) any later version.

  This library 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

  Lesser General Public License for more details.

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

  License along with this library; if not, write to the Free Software

  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301 USA

 */

 package nextgrid.api.env;

 import java.net.URI;

 import nextgrid.api.pom.Process;

 /**

  * Selector type (mock-up class, until the VIM enactor is integrated).

  *

  * @author Rodrigo Ruiz

  */

 public interface ProcessSelector {

   /**

    * Gets this instance id.

    *

    * @return This instance id

    */

   URI getId();

   /**

    * Sets this instance id.

    *

    * @param id The new id

    */

   void setId(URI id);

   /**

    * Selects a process among the candidates collection held by the

    * specified abstract process.

    *

    * @param p The root process node to select on

    * @throws SelectionException If an error occurs, or no candidate is found

    */

   void select(Process p) throws SelectionException;

 }