storable.java

来自「J2ME 开发的俄罗斯方块手机游戏源码。」· Java 代码 · 共 30 行

/*
 * Created on 2005-5-26
 * Author: Liao Xuefeng, [e-mail]
 * Copyright (C) 2005, Liao Xuefeng.
 */

/**
 * Any class that implements the Storable can store & load its internal states.
 * 
 * @author Xuefeng
 */
public interface Storable {

    /**
     * Get the data it wants to store.
     * @return The data it wants to store.
     */
    byte[] getRecordData();

    /**
     * Read data of byte[] data, from index of offset, and return 
     * the actual bytes it read, or (-1) if failed.
     * @param data The byte array.
     * @param offset The index where to start read.
     * @return The actual bytes it read, or (-1) if failed.
     */
    int setRecordData(byte[] data, int offset);

}