package com.hx.util;
import sun.misc.BASE64Decoder;
import sun.misc.BASE64Encoder;

/**   
 * BASE64加密解密   
 */    
public class BASE64     
{     
    
    /**    
     * BASE64解密   
   * @param key          
     * @return          
     * @throws Exception          
     */              
    public static byte[] decryptBASE64(String key) {    
    	byte[] t = new byte[]{};
    	try{
    		t = (new BASE64Decoder()).decodeBuffer(key);
        }catch (Exception e) {
        	e.printStackTrace();
		}  
        return t;       
    }               
                  
    /**         
     * BASE64加密   
   * @param key          
     * @return          
     * @throws Exception          
     */              
    public static String encryptBASE64(byte[] key){   
    	String s = "";
    	try{
    		s = (new BASE64Encoder()).encodeBuffer(key);
    	}catch (Exception e) {
    		e.printStackTrace();	
		}
        return s;               
    }
    
         
    public static void main(String[] args) throws Exception     
    {     
        String data = BASE64.encryptBASE64("123456789".getBytes());     
        System.out.println("加密前："+data);     
        byte[] byteArray = BASE64.decryptBASE64(data);     
        System.out.println("解密后："+new String(byteArray));     
    }     
}