nbalajee commented on issue #1077: [HUDI-335] : Improvements to DiskbasedMap URL: https://github.com/apache/incubator-hudi/pull/1077#issuecomment-568491020 > We already have a `BufferedFSInputStream` in the codebase. Can we see if this can be reused instead? We anyway just read bytes.. > > ``` > SerializationUtils > .deserialize(SpillableMapUtils.readBytesFromDisk(file, entry.getOffsetOfValue(), entry.getSizeOfValue())); > ``` Thanks for your suggestion Vinod. BufferedFSInputStream allows seek forward (file pointer to make forward progress) and limited seek backwards functionality (seek to a previously set mark on the stream). Does not support seek anywhere, for random access of records (get() functionality).
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