MoxLauncher代码在RK平台跑不起来原因

/** @file DesUtils.java
 *  @par Copyright:
 *  - Copyright 2012 Amlogic Inc as unpublished work                             
 *  All Rights Reserved                                                                                                                              
 *  - The information contained herein is the confidential property            
 *  of Amlogic.  The use, copying, transfer or disclosure of such information
 *  is prohibited except by express written agreement with Amlogic Inc. 
 *  @author   tellen
 *  @version  1.0        
 *  @date     2012/08/16
 *  @par function description:
 *  - 1 check device is amlogic cpu or not
 *  @warning This class may explode in your face.
 *  @note If you inherit anything from this class, you're doomed.
 */
 
package com.droidlogic.mboxlauncher;


import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import java.security.Key;

import javax.crypto.Cipher;

public class