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From "Colin Patrick McCabe (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-4354) Create DomainSocket and DomainPeer and associated unit tests
Date Fri, 04 Jan 2013 01:44:14 GMT

    [ https://issues.apache.org/jira/browse/HDFS-4354?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13543511#comment-13543511

Colin Patrick McCabe commented on HDFS-4354:

bq. Don't you mean newCount & ~STATUS_CLOSED_MASK?

It doesn't matter, since the STATUS_CLOSED_MASK bit won't make a number negative.
> Create DomainSocket and DomainPeer and associated unit tests
> ------------------------------------------------------------
>                 Key: HDFS-4354
>                 URL: https://issues.apache.org/jira/browse/HDFS-4354
>             Project: Hadoop HDFS
>          Issue Type: Sub-task
>          Components: datanode, hdfs-client, performance
>    Affects Versions: 2.0.3-alpha
>            Reporter: Colin Patrick McCabe
>            Assignee: Colin Patrick McCabe
>         Attachments: 03-cumulative.patch
> Create {{DomainSocket}}, a JNI class which provides UNIX domain sockets functionality
in Java.  Also create {{DomainPeer}}, {{DomainPeerServer}}.  This change also adds a unit
test as well as {{TemporarySocketDirectory}}.
> Finally, this change adds a few C utility methods for handling JNI exceptions, such as

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