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List:       wss4j-dev
Subject:    Re: Apache Neethi dependencies on JDK-Internal APIs
From:       "Rory O'Donnell" <rory.odonnell () oracle ! com>
Date:       2015-06-26 7:17:52
Message-ID: 558CFCA0.4070109 () oracle ! com
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Hi Andreas,

We hadn't run the tool against any of your releases, so thanks for all your
help.

Rgds,Rory

On 25/06/2015 21:58, Andreas Veithen wrote:
> I tested this with the current trunk, which basically has no code
> changes compared with 3.0.3. Wouldn't it be good to include the
> version number of the release you tested against in the mails you send
> to projects?
>
> Andreas
>
> On Mon, Jun 22, 2015 at 8:04 AM, Rory O'Donnell
> <rory.odonnell@oracle.com> wrote:
>> Hi Andreas,
>>
>> That means Apache Neethi has no internal dependencies, thanks for that.
>> Can you tell me what version of Apache Neethi you checked?
>>
>> At https://wiki.openjdk.java.net/display/Adoption/JDK+9+Outreach you can
>> find a (preliminary) list of
>> other changes that might affect your project's code in JDK 9, and other
>> things to consider when testing
>> with JDK 9.
>>
>> If you are already testing with JDK 9, and have run into other issues,
>> please let us know! If you haven't
>> done so yet, and would like to start, our Quality Outreach effort [0] is a
>> good way to get started, get
>> regular updates on new builds to test and what to check for, and get help
>> navigating the JDK development
>> process, from filing issues to providing feedback.
>>
>> Rgds,Rory
>>
>> [0] https://wiki.openjdk.java.net/display/quality/Quality+Outreach
>>
>>
>>
>> On 20/06/2015 21:07, Andreas Veithen wrote:
>>> Not sure what they are referring to. Tested this on the current
>>> snapshot version and jdeps didn't report anything.
>>>
>>> Andreas
>>>
>>> On Fri, Jun 19, 2015 at 11:21 AM, Rory O'Donnell
>>> <rory.odonnell@oracle.com> wrote:
>>>> Hi Sagara,
>>>>
>>>> My name is Rory O'Donnell, I am the OpenJDK Quality Group Lead.
>>>>
>>>> I'm contacting you because your open source project seems to be a very
>>>> popular dependency for other open source projects.
>>>> As part of the preparations for JDK 9, Oracle's engineers have been
>>>> analyzing open source projects like yours to understand usage. One area
>>>> of
>>>> concern involves identifying compatibility problems, such as reliance on
>>>> JDK-internal APIs.
>>>>
>>>> Our engineers have already prepared guidance on migrating some of the
>>>> more
>>>> common usage patterns of JDK-internal APIs to supported public
>>>> interfaces.
>>>> The list is on the OpenJDK wiki [0].
>>>>
>>>> As part of the ongoing development of JDK 9, I would like to inquire
>>>> about
>>>> your usage of  JDK-internal APIs and to encourage migration towards
>>>> supported Java APIs if necessary.
>>>>
>>>> The first step is to identify if your application(s) is leveraging
>>>> internal
>>>> APIs.
>>>>
>>>>     Step 1: Download JDeps.
>>>>
>>>> Just download a preview release of JDK8(JDeps Download). You do not need
>>>> to
>>>> actually test or run your application on JDK8.  JDeps(Docs) looks through
>>>> JAR files and identifies which JAR files use internal APIs and then lists
>>>> those APIs.
>>>>
>>>>     Step 2: To run JDeps against an application. The command looks like:
>>>>
>>>> jdk8/bin/jdeps -P -jdkinternals *.jar > your-application.jdeps.txt
>>>>
>>>> The output inside your-application.jdeps.txt will look like:
>>>>
>>>> your.package (Filename.jar)
>>>>         -> com.sun.corba.se            JDK internal API (rt.jar)
>>>>
>>>> 3rd party library using Internal APIs:
>>>> If your analysis uncovers a third-party component that you rely on, you
>>>> can
>>>> contact the provider and let them know of the upcoming changes. You can
>>>> then
>>>> either work with the provider to get an updated library that won't rely
>>>> on
>>>> Internal APIs, or you can find an alternative provider for the
>>>> capabilities
>>>> that the offending library provides.
>>>>
>>>> Dynamic use of Internal APIs:
>>>> JDeps can not detect dynamic use of internal APIs, for example through
>>>> reflection, service loaders and similar mechanisms.
>>>>
>>>> Rgds,Rory
>>>>
>>>> [0]
>>>> https://wiki.openjdk.java.net/display/JDK8/Java+Dependency+Analysis+Tool
>>>>
>>>> --
>>>> Rgds,Rory O'Donnell
>>>> Quality Engineering Manager
>>>> Oracle EMEA , Dublin, Ireland
>>
>> --
>> Rgds,Rory O'Donnell
>> Quality Engineering Manager
>> Oracle EMEA , Dublin, Ireland
>>
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-- 
Rgds,Rory O'Donnell
Quality Engineering Manager
Oracle EMEA, Dublin,Ireland


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