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From "Surendra Singh Lilhore (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HADOOP-15869) BlockDecompressorStream#decompress should not return -1 in case of IOException.
Date Mon, 22 Oct 2018 17:05:00 GMT

     [ https://issues.apache.org/jira/browse/HADOOP-15869?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Surendra Singh Lilhore updated HADOOP-15869:
--------------------------------------------
    Status: Patch Available  (was: Open)

Attached initial patch.

> BlockDecompressorStream#decompress should not return -1 in case of IOException.
> -------------------------------------------------------------------------------
>
>                 Key: HADOOP-15869
>                 URL: https://issues.apache.org/jira/browse/HADOOP-15869
>             Project: Hadoop Common
>          Issue Type: Bug
>    Affects Versions: 2.7.2
>            Reporter: Surendra Singh Lilhore
>            Assignee: Surendra Singh Lilhore
>            Priority: Major
>         Attachments: HADOOP-15869.01.patch
>
>
> BlockDecompressorStream#decompress() return -1 in case of BlockMissingException. Application
which is using BlockDecompressorStream may think file is empty and proceed further. But
actually read operation should fail.
> {code:java}
> // Get original data size
> try {
>    originalBlockSize = rawReadInt();
> } catch (IOException ioe) {
>    return -1;
> }{code}



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