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From "Arpit Agarwal (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HADOOP-13466) Add an AutoCloseableLock class
Date Thu, 04 Aug 2016 19:36:20 GMT

     [ https://issues.apache.org/jira/browse/HADOOP-13466?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Arpit Agarwal updated HADOOP-13466:
-----------------------------------
    Description: 
Introduce an AutoCloseableLock class that is a thin wrapper over RentrantLock. It allows using
RentrantLock with try-with-resources syntax.

The wrapper functions perform no expensive operations in the lock acquire/release path.

  was:
Introduce an AutoCloseableLock class that allows using a RentrantLock with try-with-resources
syntax.

The lock class is lightweight and performs no extra object allocations in the lock acquire/release
path.


> Add an AutoCloseableLock class
> ------------------------------
>
>                 Key: HADOOP-13466
>                 URL: https://issues.apache.org/jira/browse/HADOOP-13466
>             Project: Hadoop Common
>          Issue Type: Improvement
>            Reporter: Chen Liang
>            Assignee: Chen Liang
>             Fix For: 2.8.0
>
>         Attachments: HADOOP-13466.001.patch, HADOOP-13466.002.patch
>
>
> Introduce an AutoCloseableLock class that is a thin wrapper over RentrantLock. It allows
using RentrantLock with try-with-resources syntax.
> The wrapper functions perform no expensive operations in the lock acquire/release path.



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