luocooong commented on code in PR #2515:
URL: https://github.com/apache/drill/pull/2515#discussion_r851623857
##########
contrib/format-hdf5/src/main/java/org/apache/drill/exec/store/hdf5/HDF5BatchReader.java:
##########
@@ -410,8 +390,22 @@ public boolean next() {
return true;
}
+ @Override
+ public void close() {
+ AutoCloseables.closeSilently(hdfFile, reader);
+ /*
+ * The current implementation of the HDF5 reader creates a temp file which
needs to be removed
+ * when the batch reader is closed. A possible future functionality might
be to used to.
+ */
+ boolean result = hdfFile.getFile().delete();
Review Comment:
https://github.com/jamesmudd/jhdf/blob/3136bba6d5c6d6956bea006865c7241b6ddc6f25/jhdf/src/main/java/io/jhdf/HdfFile.java#L167-L169
In the above code, these temporary files are deleted only before application
exits.
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