logsubject.java

来自「JAVA实现的一个类库」· Java 代码 · 共 30 行

package cn.edu.nju.software.sd.cll;
/**
 * Maybe as the Subject interface in the observer pattern.
 * @author SuSE
 *
 */
public interface LogSubject {

    /**
     * Append an Appender~~
     * @param a
     */
    public void Register (Appender a);

   /**
    * Remove an Appender~
    * @param a
    */
    public void Remove (Appender a);

   /**
    * to Notify the Changes.
    * @param logger
    * @param message
    */
    public void Notify (Logger logger,String message);

}