<Why Spring kills file's encoding during downloadi...

# stackoverflow

[user]

Why Spring kills file's encoding during downloading?
I have the following code:
@Throws(IOException::class)
private fun convertInputStreamToString(`is`: InputStream): String? {
val result = ByteArrayOutputStream()
val buffer = ByteArray(DEFAULT_BUFFER_SIZE)
var length: Int
while (is.read(buffer).also { length = it } != -1) {
result.write(buffer, 0, length)
}
return result.toString("windows-1251")
}


@RequestMapping(path = ["/download/{id}"], method =...