private static final Cipher DES_CIPHER;
static {
try {
DES_CIPHER = Cipher.getInstance("DES/ECB/PKCS1Padding");
} catch (NoSuchAlgorithmException | NoSuchPaddingException e) {
throw Throwables.propagate(e);
}
}
public static String encryptDES(String encryptString, String encryptKey) {
try {
DES_CIPHER.init(Cipher.ENCRYPT_MODE, new SecretKeySpec(encryptKey.getBytes(IcbcConstant.ENCODING_GBK), "DES"));
byte[] encryptedData = DES_CIPHER.doFinal(encryptString.getBytes(IcbcConstant.ENCODING_GBK));
return new String(encryptedData, IcbcConstant.ENCODING_GBK);
} catch (Throwable e) {
throw Throwables.propagate(e);
}
}
public static String decryptDES(String decryptString, String decryptKey) {
try {
DES_CIPHER.init(Cipher.DECRYPT_MODE, new SecretKeySpec(decryptKey.getBytes(IcbcConstant.ENCODING_GBK), "DES"));
byte decryptedData[] = DES_CIPHER.doFinal(decryptString.getBytes(IcbcConstant.ENCODING_GBK));
return new String(decryptedData, IcbcConstant.ENCODING_GBK);
} catch (Throwable e) {
throw Throwables.propagate(e);
}
}