datawrapfactory.java

来自「短信发送」· Java 代码 · 共 30 行

/**
 * Created at Nov 30, 2008
 */
package com.jdev.app.db.wrap;


/**
 * <p>Title: DataWrapFactory</p>
 * <p>Description: </p>
 * @author Lawrence
 * @version 1.0
 */
public abstract class DataWrapFactory {
	private static DataWrapFactory instance = null;

	public static DataWrapFactory getInstance() {
		if (instance == null) {
			instance = new DataWrapFactoryImpl();
			return instance;
		} else
			return instance;

	}

	public abstract byte[] getData(byte[] bytes) throws Exception;

	public abstract byte[] pushData(byte[] bytes) throws Exception;

}