anujmodi2021 commented on code in PR #7801:
URL: https://github.com/apache/hadoop/pull/7801#discussion_r2214978490
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hadoop-tools/hadoop-azure/src/main/java/org/apache/hadoop/fs/azurebfs/services/AbfsInputStream.java:
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@@ -773,9 +788,14 @@ byte[] getBuffer() {
return buffer;
}
+ /**
+ * Checks if any version of read ahead is enabled.
+ * If both are disabled, then skip read ahead logic.
+ * @return true if read ahead is enabled, false otherwise.
+ */
@VisibleForTesting
public boolean isReadAheadEnabled() {
- return readAheadEnabled;
+ return (readAheadEnabled || readAheadV2Enabled) && readBufferManager !=
null;
Review Comment:
method is to check if readahaead is enabled or not and for that we need
readBufferManager to be not null.
This is added only as a precaution to avoid NPE
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