Github user jinxing64 commented on a diff in the pull request:
https://github.com/apache/spark/pull/18565#discussion_r126178968
--- Diff:
common/network-shuffle/src/main/java/org/apache/spark/network/shuffle/OneForOneBlockFetcher.java
---
@@ -151,15 +152,27 @@ private void failRemainingBlocks(String[]
failedBlockIds, Throwable e) {
}
}
+ private static synchronized boolean renameFile(File src, File dest) {
+ if (dest.exists()) {
+ if (!dest.delete()) {
+ return false;
+ }
+ }
+ return src.renameTo(dest);
+ }
+
private class DownloadCallback implements StreamCallback {
private WritableByteChannel channel = null;
private File targetFile = null;
+ private File tmpFile = null;
private int chunkIndex;
- DownloadCallback(File targetFile, int chunkIndex) throws IOException {
- this.targetFile = targetFile;
- this.channel = Channels.newChannel(new FileOutputStream(targetFile));
+ DownloadCallback(int chunkIndex) throws IOException {
--- End diff --
This is unrelated, just remove a redundant param.
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