Apache的Base64位编码

package com.geosun.core.utils;


import org.apache.commons.codec.binary.Base64;


public class Base64Utils {

 /**

 * * BASE64解码

 * 

 * @param base64

 * @return

 */

 public static byte[] decodeBASE64(String base64) {

 return Base64.decodeBase64(base64.getBytes());

 }


 /**

 * * BASE64解码

 * 

 * @param base64

 * @param changeCase

 * @return

 */

 public static String decodeBASE64AsString(String base64) {

 byte[] bytes = decodeBASE64(base64);

 return new String(bytes);

 }


 /**

 * * BASE64编码

 * 

 * @param bytes

 * @return

 */

 public static String encodeBASE64(byte[] bytes) {

 byte[] base64Bytes = Base64.encodeBase64(bytes);

 return new String(base64Bytes);

 }


 /**

 * * BASE64编码

 * 

 * @param str

 * @return

 */

 public static String encodeBASE64(String str) {

 return encodeBASE64(str.getBytes());

 }

}