code: ///////////////////////////////////////////////////////////////////////////////
  // For information as to what this class does, see the Javadoc, below.       //
  // Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006,       //
  // 2007, 2008, 2009, 2010, 2014, 2015 by Peter Spirtes, Richard Scheines, Joseph   //
  // Ramsey, and Clark Glymour.                                                //
  //                                                                           //
  // This program 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 of the License, or         //
  // (at your option) any later version.                                       //
  //                                                                           //
  // This program 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 this program; if not, write to the Free Software               //
  // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA //
  ///////////////////////////////////////////////////////////////////////////////
  
  package edu.cmu.tetrad.util;
  
  import java.util.List;
  
  /**
   * Represents the configuration for the logger.  The idea is that each model has its own logger
   * configuration, which is merely the events that the model supports.
   *
   * @author Tyler Gibson
   */
  public interface TetradLoggerConfig extends TetradSerializable {
  
  
      /**
       * States whether the event associated with the given id is active, that is whether
       * it should be logged or not.
       */
      boolean isEventActive(String id);
  
  
      /**
       * States whether the config is active or not. THe config is considered active if there is
       * at least one active event.
       *
       * @return - true iff its active.
       */
      boolean isActive();
  
  
      /**
       * @return - events
       */
      List<Event> getSupportedEvents();
  
  
      /**
       * Sets whether the event associated with the given id is active or not.
       */
      void setEventActive(String id, boolean active);
  
      /**
       * @return a copy of this configuration.
       */
      TetradLoggerConfig copy();
  
      /**
       * @return a string representation.
       */
      String toString();
  
      /**
       * Represents an event which is just an id and a description.
       */
      interface Event extends TetradSerializable {
  
  
          /**
           * @return the Sting ID fo the event.
           */
          String getId();
  
  
          /**
           * @return the String description of the event.
           */
          String getDescription();
  
  
      }
  
  
  }
  
  
  
  