sunithabeeram commented on a change in pull request #3834: Unify move method in
PinotFS
URL: https://github.com/apache/incubator-pinot/pull/3834#discussion_r258149466
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File path:
pinot-azure-filesystem/src/main/java/org/apache/pinot/filesystem/AzurePinotFS.java
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@@ -100,9 +100,28 @@ public boolean delete(URI segmentUri, boolean forceDelete)
@Override
public boolean move(URI srcUri, URI dstUri, boolean overwrite)
throws IOException {
- if (exists(dstUri) && !overwrite) {
+ if (!exists(srcUri)) {
+ LOGGER.warn("Source {} does not exist", srcUri);
return false;
}
+ // if dst is an existing file
+ if (exists(dstUri) && !isDirectory(dstUri)) {
+ if (isDirectory(srcUri)) {
+ String errorMsg = String.format("Source %s is a directory while
destination %s is a file", srcUri, dstUri);
+ LOGGER.warn(errorMsg);
+ throw new IOException(errorMsg);
+ } else {
+ if (overwrite) {
+ delete(dstUri, true);
+ } else {
+ // dst file exists, returning
+ return false;
+ }
+ }
+ }
+ // ensures the parent path of dst exists.
+ URI parentUri = Paths.get(dstUri).toUri();
+ _adlStoreClient.createDirectory(parentUri.getPath());
//rename the file
Review comment:
This comment is misleading as its assuming a 'file' whereas all of the above
code seems more flexible.
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