package cn.hxex.exam.cache;

import java.io.Serializable;
import java.util.Properties;

/**
 * Defina a common Cache interface
 * 
 * @author galaxy
 *
 */
public interface Cache
{
	/**
	 * The method of initialize the cache
	 * This method may be auto invoked by the DAOFactory
	 * after create the cache instance.
	 * 
	 * @param props The initial parameters
	 */
	public void initialize(Properties props);

	/**
	 * The method of put a Object into the cache
	 * 
	 * @param name The key of the object
	 * @param obj The Object that was to be putted into the cache
	 */
	public void put(String name, Serializable obj);

	/**
	 * Get a Object that was putted into the cache
	 * 
	 * @param name the key of the object
	 * @return the object that has been putted in the cache
	 */
	public Object get(String name);

	/**
	 * Remove a Object from the cache
	 * @param name the key of the object
	 */
	public void clear(String name);

	/**
	 * Remove all the Objects from the cache
	 *
	 */
	public void clearAll();
}