code: /*--------------------------------------------------------------*
    Copyright (C) 2006-2015 OpenSim Ltd.
  
    This file is distributed WITHOUT ANY WARRANTY. See the file
    'License' for details on this and other legal matters.
  *--------------------------------------------------------------*/
  
  package org.omnetpp.common.eventlog;
  
  import java.util.List;
  
  import org.eclipse.jface.viewers.ISelection;
  import org.omnetpp.common.util.BigDecimal;
  import org.omnetpp.eventlog.IEventLog;
  
  /**
   * Selection that is published by event log editors/viewers.
   *
   * @author andras, levy
   */
  public interface IEventLogSelection extends ISelection {
      /**
       * The EventLogInput object we are dealing with. All selected Events
       * belong to this EventLogInput. Never returns null.
       */
      public EventLogInput getEventLogInput();
  
      /**
       * The EventLog object we are dealing with. All selected Events
       * belong to this EventLog. Never returns null.
       */
      public IEventLog getEventLog();
  
      /**
       * The list of selected elements. The returned list MUST NOT be modified
       * by clients. Never returns null.
       */
      public List<Object> getElements();
  
      /**
       * The list of selected event numbers. The returned list MUST NOT be modified
       * by clients. Never returns null.
       */
      public EventNumberRangeSet getEventNumbers();
  
      /**
       * Returns the first event number in the selection, or null.
       */
      public Long getFirstEventNumber();
  
      /**
       * The list of selected simulation times. The returned list MUST NOT be modified
       * by clients. Never returns null.
       */
      public List<BigDecimal> getSimulationTimes();
  
      /**
       * Returns the first simulation time in the selection, or null.
       */
      public BigDecimal getFirstSimulationTime();
  }
  