Updating JDK libraries to use Project Coin features

[Dr Andrew John Hughes]

On 15 December 2010 01:34, Joe Darcy <joe.darcy at oracle.com> wrote:
> Greetings.
>
> The JDK 7 build has been using -source 7 for some time, but to date use of
> new language features has been informal and incidental.  Supporting Project
> Coin and JSR 334, Stuart Marks will be leading a "minting" exercise over the
> JDK code base to systematically update the JDK libraries to take advantage
> of the Project Coin language features. Efforts will be focused on the src
> and test portions of the jdk repository of the JDK 7 forest. [1]  The first
> features to be rolled into the code will be diamond and strings in switch.
>
> Review requests for different areas will be sent to the appropriate OpenJDK
> aliases for review.  The proposed changes will consist solely of conversions
> of existing code to use a new language feature.  While use of the new
> features is encouraged, in areas of the platform where code is kept
> synchronized with earlier release trains, such code cannot be updated to use
> the Project Coin features at this time.
>
> For several years, we've been collaborating with the NetBeans team to
> provide IDE support for the Project Coin features.  NetBeans 7 Beta [2] is
> the latest release to support Project Coin, as detailed in its release
> notes. [3]  We will continue to coordinate with the NetBeans team to update
> the Project Coin support in NetBeans as refinements are made to the Project
> Coin features.  Additionally, to allow use of NetBeans for JDK development,
> we will defer updating the JDK to use a Coin feature until there is matching
> support in a NetBeans build, as there is now for diamond and strings in
> switch.  (The NetBeans 7 Beta supports a slightly older version of
> multi-catch and try-with-resources. [4][5])
>
> -Joe
>
> [1] http://hg.openjdk.java.net/jdk7/jdk7
> [2] http://netbeans.org/community/releases/70/
> [3] http://wiki.netbeans.org/NewAndNoteworthyNB70#JDK7_support
> [4] http://blogs.sun.com/darcy/entry/project_coin_improving_multi_catch
> [5]
> http://mail.openjdk.java.net/pipermail/coin-dev/2010-November/002933.html
>
>

Are there any similar plans to target Java 5 features like generics?
A lot of the code still produces warnings
-- 
Andrew :-)

Free Java Software Engineer
Red Hat, Inc. (http://www.redhat.com)

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