in features/encrypt/rc4/src/main/java/org/apache/shardingsphere/encrypt/rc4/algorithm/RC4EncryptAlgorithm.java [72:74]
public Object decrypt(final Object cipherValue, final AlgorithmSQLContext encryptContext) {
return null == cipherValue ? null : new String(crypt(Base64.decodeBase64(cipherValue.toString())), StandardCharsets.UTF_8);
}