import java.security.MessageDigest;
import sun.misc.BASE64Encoder;

	public static String md5EncryptAndBase64(String str) {
        return encodeBase64(md5Encrypt(str));
	}
	/**
	 * md5加密
	 */
    private static byte[] md5Encrypt(String encryptStr) {
        try {
            MessageDigest md5 = MessageDigest.getInstance("MD5");
            md5.update(encryptStr.getBytes("utf8"));
            return md5.digest();
        } catch (Exception e) {
            throw new RuntimeException(e);
        }
    }
    /**
     * base64加密
     */
    private static String encodeBase64(byte[] b) {
        BASE64Encoder base64Encode = new BASE64Encoder();
        String str = base64Encode.encode(b);
        return str;
    }