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Posted to dev@tuscany.apache.org by "Jennifer A Thompson (JIRA)" <de...@tuscany.apache.org> on 2011/09/15 20:20:08 UTC

[jira] [Created] (TUSCANY-3946) Capability to skip setting TCCL in JavaImplementationInvoker.invoke()

Capability to skip setting TCCL in JavaImplementationInvoker.invoke()
---------------------------------------------------------------------

                 Key: TUSCANY-3946
                 URL: https://issues.apache.org/jira/browse/TUSCANY-3946
             Project: Tuscany
          Issue Type: Improvement
          Components: SCA Java Runtime
    Affects Versions: Java-SCA-2.x
            Reporter: Jennifer A Thompson
             Fix For: Java-SCA-2.x


Setting the TCCL in the JavaImplementationInvoker can interfere with runtimes extending the Tuscany OASIS runtime. So there should be a mechanism for products extending the runtime to be able to skip setting the TCCL in JavaImplementationInvoker.invoke().

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[jira] [Assigned] (TUSCANY-3946) Capability to skip setting TCCL in JavaImplementationInvoker.invoke()

Posted by "Simon Laws (JIRA)" <de...@tuscany.apache.org>.
     [ https://issues.apache.org/jira/browse/TUSCANY-3946?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Simon Laws reassigned TUSCANY-3946:
-----------------------------------

    Assignee: Simon Laws

> Capability to skip setting TCCL in JavaImplementationInvoker.invoke()
> ---------------------------------------------------------------------
>
>                 Key: TUSCANY-3946
>                 URL: https://issues.apache.org/jira/browse/TUSCANY-3946
>             Project: Tuscany
>          Issue Type: Improvement
>          Components: SCA Java Runtime
>    Affects Versions: Java-SCA-2.x
>            Reporter: Jennifer A Thompson
>            Assignee: Simon Laws
>             Fix For: Java-SCA-2.x
>
>
> Setting the TCCL in the JavaImplementationInvoker can interfere with runtimes extending the Tuscany OASIS runtime. So there should be a mechanism for products extending the runtime to be able to skip setting the TCCL in JavaImplementationInvoker.invoke().

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[jira] [Closed] (TUSCANY-3946) Capability to skip setting TCCL in JavaImplementationInvoker.invoke()

Posted by "Simon Laws (Closed) (JIRA)" <de...@tuscany.apache.org>.
     [ https://issues.apache.org/jira/browse/TUSCANY-3946?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Simon Laws closed TUSCANY-3946.
-------------------------------

    Resolution: Fixed

I've had a bit of a change of heart about this one. I'm concerned that putting extra doPrivileged checks in the main message flow is going to have a negative impact on performance so I've swapped out that code so a check on the presence of a message header does the job now. If you want to set TCCL earlier in the chain add Constants.SUPPRESS_TCCL_SWAP to the message header and the implementation invoker won't try and repeat the process. 
                
> Capability to skip setting TCCL in JavaImplementationInvoker.invoke()
> ---------------------------------------------------------------------
>
>                 Key: TUSCANY-3946
>                 URL: https://issues.apache.org/jira/browse/TUSCANY-3946
>             Project: Tuscany
>          Issue Type: Improvement
>          Components: SCA Java Runtime
>    Affects Versions: Java-SCA-2.x
>            Reporter: Jennifer A Thompson
>            Assignee: Simon Laws
>             Fix For: Java-SCA-2.x
>
>
> Setting the TCCL in the JavaImplementationInvoker can interfere with runtimes extending the Tuscany OASIS runtime. So there should be a mechanism for products extending the runtime to be able to skip setting the TCCL in JavaImplementationInvoker.invoke().

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[jira] [Commented] (TUSCANY-3946) Capability to skip setting TCCL in JavaImplementationInvoker.invoke()

Posted by "Simon Laws (JIRA)" <de...@tuscany.apache.org>.
    [ https://issues.apache.org/jira/browse/TUSCANY-3946?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13105986#comment-13105986 ] 

Simon Laws commented on TUSCANY-3946:
-------------------------------------

I have a local change that, before setting and resetting TCCL in JavaImplementationInvoker, asks whether the TCCL is already set to the contribution classloader. This is a simple change that requires no configuration and which shouldn't upset anything else. 

However I note that this change makes the same assumption that you're debating in TUSCANY-3947 so we need to work out what the answer to that is before closing this JIRA. I'll still commit my change for this assuming I get a clean build.

> Capability to skip setting TCCL in JavaImplementationInvoker.invoke()
> ---------------------------------------------------------------------
>
>                 Key: TUSCANY-3946
>                 URL: https://issues.apache.org/jira/browse/TUSCANY-3946
>             Project: Tuscany
>          Issue Type: Improvement
>          Components: SCA Java Runtime
>    Affects Versions: Java-SCA-2.x
>            Reporter: Jennifer A Thompson
>            Assignee: Simon Laws
>             Fix For: Java-SCA-2.x
>
>
> Setting the TCCL in the JavaImplementationInvoker can interfere with runtimes extending the Tuscany OASIS runtime. So there should be a mechanism for products extending the runtime to be able to skip setting the TCCL in JavaImplementationInvoker.invoke().

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