observesubject.java

来自「一个数据挖掘软件ALPHAMINERR的整个过程的JAVA版源代码」· Java 代码 · 共 34 行

/*
 *    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., 675 Mass Ave, Cambridge, MA 02139, USA.
 */

package eti.bi.alphaminer.core.observer;

/**
 * Observer is an abstract interface. It provides an interface to retrieve 
 * notification message from different ObserverSubject.
 */
public abstract interface ObserveSubject {

	/**
	 * Registers an Observer for the current ObserveSubject.
	 * The registered Observer is one that is interested to know any
	 * changes made by the ObserveSubject.
	 * @param a_Observer
	 */
	public void registerInterest(Observer a_Observer);
	
}