in src/main/java/com/microsoft/azure/kusto/kafka/connect/sink/FileWriter.java [205:216]
private void dumpFile() throws IOException {
SourceFile temp = currentFile;
currentFile = null;
if (temp != null) {
countingStream.close();
currentFileDescriptor = null;
boolean deleted = temp.file.delete();
if (!deleted) {
log.warn("Couldn't delete temporary file. File exists: {}", temp.file.exists());
}
}
}