mcvsubbu commented on code in PR #14883: URL: https://github.com/apache/pinot/pull/14883#discussion_r1926374340
########## pinot-spi/src/main/java/org/apache/pinot/spi/filesystem/LocalPinotFS.java: ########## @@ -193,19 +200,78 @@ private static File toFile(URI uri) { private static void copy(File srcFile, File dstFile, boolean recursive) throws IOException { - if (dstFile.exists()) { - FileUtils.deleteQuietly(dstFile); + boolean oldFileExists = dstFile.exists(); // Automatically set oldFileExists if the old file exists + + // Step 1: Calculate CRC of srcFile/directory + long srcCrc = calculateCrc(srcFile); + File backupFile = null; + + if (oldFileExists) { + // Step 2: Rename destination file if it exists + backupFile = new File(dstFile.getAbsolutePath() + BACKUP); Review Comment: Suggest adding a uuid or timestamp as well for the backup file name. -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: commits-unsubscr...@pinot.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org --------------------------------------------------------------------- To unsubscribe, e-mail: commits-unsubscr...@pinot.apache.org For additional commands, e-mail: commits-h...@pinot.apache.org