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Date: Thu, 3 Mar 2011 03:57:36 +0000 (UTC)
From: "Dave Brosius (JIRA)" <jira@apache.org>
To: derby-dev@db.apache.org
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Subject: [jira] Updated: (DERBY-5077) [patch] remove non productive
 instanceof checks
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     [ https://issues.apache.org/jira/browse/DERBY-5077?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Dave Brosius updated DERBY-5077:
--------------------------------

    Attachment: remove_useless_instanceofs.diff

determined the places where instanceof checks might detect null values, and replace with null checking. The rest of the places the instanceof was removed.

> [patch] remove non productive instanceof checks
> -----------------------------------------------
>
>                 Key: DERBY-5077
>                 URL: https://issues.apache.org/jira/browse/DERBY-5077
>             Project: Derby
>          Issue Type: Improvement
>          Components: Network Server
>    Affects Versions: 10.7.1.1
>            Reporter: Dave Brosius
>            Priority: Trivial
>             Fix For: 10.8.0.0
>
>         Attachments: remove_useless_instanceofs.diff
>
>   Original Estimate: 1h
>  Remaining Estimate: 1h
>
> various places in code does instanceof checks where the outcome can be determined statically to be always true or always false.
> removed these checks as they do nothing.

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