in oss-20190517/src/main/java/com/aliyun/sdk/service/oss20190517/encryption/internal/CipherInputStream.java [108:116]
public void close() throws IOException {
in.close();
try {
cryptoCipher.doFinal();
} catch (BadPaddingException ex) {
} catch (IllegalBlockSizeException ex) {
}
curr_pos = max_pos = 0;
}