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());
}
}