From 3c9802d9400bea802984456683b2736a450ee17e Mon Sep 17 00:00:00 2001 From: Hao Zhu Date: Mon, 10 Aug 2015 17:17:22 -0700 Subject: [SPARK-9801] [STREAMING] Check if file exists before deleting temporary files. Spark streaming deletes the temp file and backup files without checking if they exist or not Author: Hao Zhu Closes #8082 from viadea/master and squashes the following commits: 242d05f [Hao Zhu] [SPARK-9801][Streaming]No need to check the existence of those files fd143f2 [Hao Zhu] [SPARK-9801][Streaming]Check if backupFile exists before deleting backupFile files. 087daf0 [Hao Zhu] SPARK-9801 --- .../src/main/scala/org/apache/spark/streaming/Checkpoint.scala | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) (limited to 'streaming') diff --git a/streaming/src/main/scala/org/apache/spark/streaming/Checkpoint.scala b/streaming/src/main/scala/org/apache/spark/streaming/Checkpoint.scala index 2780d5b6ad..6f6b449acc 100644 --- a/streaming/src/main/scala/org/apache/spark/streaming/Checkpoint.scala +++ b/streaming/src/main/scala/org/apache/spark/streaming/Checkpoint.scala @@ -192,7 +192,9 @@ class CheckpointWriter( + "'") // Write checkpoint to temp file - fs.delete(tempFile, true) // just in case it exists + if (fs.exists(tempFile)) { + fs.delete(tempFile, true) // just in case it exists + } val fos = fs.create(tempFile) Utils.tryWithSafeFinally { fos.write(bytes) @@ -203,7 +205,9 @@ class CheckpointWriter( // If the checkpoint file exists, back it up // If the backup exists as well, just delete it, otherwise rename will fail if (fs.exists(checkpointFile)) { - fs.delete(backupFile, true) // just in case it exists + if (fs.exists(backupFile)){ + fs.delete(backupFile, true) // just in case it exists + } if (!fs.rename(checkpointFile, backupFile)) { logWarning("Could not rename " + checkpointFile + " to " + backupFile) } -- cgit v1.2.3