IStoreGroup.java

/*****************************************************************************
 *  Limpet - the Lightweight InforMation ProcEssing Toolkit
 *  http://limpet.info
 *
 *  (C) 2015-2016, Deep Blue C Technologies Ltd
 *
 *  This library is free software; you can redistribute it and/or
 *  modify it under the terms of the Eclipse Public License v1.0
 *  (http://www.eclipse.org/legal/epl-v10.html)
 *
 *  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.
 *****************************************************************************/
package info.limpet;

import java.beans.PropertyChangeListener;
import java.util.Collection;
import java.util.Date;


public interface IStoreGroup extends IStoreItem, Collection<IStoreItem>,
    IChangeListener
{

  /** retrieve the current "focus time"
   * 
   */
  Date getTime();
  
  /** set the current "focus time"
   * 
   */
  void setTime(Date time);
  
  /** listen for time changes
   * 
   * @param listener
   */
  void addTimeChangeListener(PropertyChangeListener listener);

  /** stop listening to time changes
   * 
   * @param listener
   */
  void removeTimeChangeListener(PropertyChangeListener listener);
  
  /**
   * retrieve the named collection
   * 
   * @param name
   * @return
   */
  IStoreItem get(String name);
  
  void setName(String value);

  boolean hasChildren();

  boolean add(IStoreItem item);

  boolean remove(Object item);

  void addChangeListener(IChangeListener listener);

  void removeChangeListener(IChangeListener listener);

}