[jira] Created: (TAPESTRY-2517) A failed service injection into a component field is visible in the browser as a spurious error about field _$resources

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[jira] Created: (TAPESTRY-2517) A failed service injection into a component field is visible in the browser as a spurious error about field _$resources

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A failed service injection into a component field is visible in the browser as a spurious error about field _$resources
-----------------------------------------------------------------------------------------------------------------------

                 Key: TAPESTRY-2517
                 URL: https://issues.apache.org/jira/browse/TAPESTRY-2517
             Project: Tapestry
          Issue Type: Bug
          Components: tapestry-core
    Affects Versions: 5.0.13
            Reporter: Howard M. Lewis Ship
            Priority: Critical


The error was that I was injecting a service but hadn't bound it in my AppModule.  Scanning down the console, I found the exception:

Caused by: java.lang.RuntimeException: Error obtaining injected value for field com.formos.blog.pages.blog.BlogIndex.blogDAO: No service implements the interface com.formos.blog.services.BlogDAO.
        at org.apache.tapestry5.internal.transform.InjectWorker.transform(InjectWorker.java:68)
        at $ComponentClassTransformWorker_11b13c8fa72.transform($ComponentClassTransformWorker_11b13c8fa72.java)
        at $ComponentClassTransformWorker_11b13c8fa68.transform($ComponentClassTransformWorker_11b13c8fa68.java)
        at org.apache.tapestry5.internal.services.ComponentClassTransformerImpl.transformComponentClass(ComponentClassTransformerImpl.java:161)
        ... 98 more
Caused by: java.lang.RuntimeException: No service implements the interface com.formos.blog.services.BlogDAO.
        at org.apache.tapestry5.ioc.internal.RegistryImpl.getService(RegistryImpl.java:523)
        at org.apache.tapestry5.ioc.internal.ObjectLocatorImpl.getService(ObjectLocatorImpl.java:44)
        at org.apache.tapestry5.internal.services.ServiceInjectionProvider.provideInjection(ServiceInjectionProvider.java:40)
        at $InjectionProvider_11b13c8fa74.provideInjection($InjectionProvider_11b13c8fa74.java)
        at $InjectionProvider_11b13c8fa6d.provideInjection($InjectionProvider_11b13c8fa6d.java)
        at org.apache.tapestry5.internal.transform.InjectWorker.transform(InjectWorker.java:57)

However, the exception in the web browser was:

java.lang.RuntimeException
Class com.formos.blog.pages.blog.BlogIndex contains field(s) (_$resources) that are not private. You should change these fields to private, and add accessor methods if needed.

Stack trace

        * org.apache.tapestry5.internal.services.InternalClassTransformationImpl.verifyFields(InternalClassTransformationImpl.java:294)
        * org.apache.tapestry5.internal.services.InternalClassTransformationImpl.preloadMemberNames(InternalClassTransformationImpl.java:256)
        * org.apache.tapestry5.internal.services.InternalClassTransformationImpl.<init>(InternalClassTransformationImpl.java:151)
        * org.apache.tapestry5.internal.services.ComponentClassTransformerImpl.transformComponentClass(ComponentClassTransformerImpl.java:154)
        * org.apache.tapestry5.internal.services.ComponentInstantiatorSourceImpl.onLoad(ComponentInstantiatorSourceImpl.java:182)
        * javassist.Loader.findClass(Loader.java:340)


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[jira] Assigned: (TAPESTRY-2517) A failed service injection into a component field is visible in the browser as a spurious error about field _$resources

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     [ https://issues.apache.org/jira/browse/TAPESTRY-2517?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Howard M. Lewis Ship reassigned TAPESTRY-2517:
----------------------------------------------

    Assignee: Howard M. Lewis Ship

> A failed service injection into a component field is visible in the browser as a spurious error about field _$resources
> -----------------------------------------------------------------------------------------------------------------------
>
>                 Key: TAPESTRY-2517
>                 URL: https://issues.apache.org/jira/browse/TAPESTRY-2517
>             Project: Tapestry
>          Issue Type: Bug
>          Components: tapestry-core
>    Affects Versions: 5.0.13
>            Reporter: Howard M. Lewis Ship
>            Assignee: Howard M. Lewis Ship
>            Priority: Critical
>
> The error was that I was injecting a service but hadn't bound it in my AppModule.  Scanning down the console, I found the exception:
> Caused by: java.lang.RuntimeException: Error obtaining injected value for field com.formos.blog.pages.blog.BlogIndex.blogDAO: No service implements the interface com.formos.blog.services.BlogDAO.
> at org.apache.tapestry5.internal.transform.InjectWorker.transform(InjectWorker.java:68)
> at $ComponentClassTransformWorker_11b13c8fa72.transform($ComponentClassTransformWorker_11b13c8fa72.java)
> at $ComponentClassTransformWorker_11b13c8fa68.transform($ComponentClassTransformWorker_11b13c8fa68.java)
> at org.apache.tapestry5.internal.services.ComponentClassTransformerImpl.transformComponentClass(ComponentClassTransformerImpl.java:161)
> ... 98 more
> Caused by: java.lang.RuntimeException: No service implements the interface com.formos.blog.services.BlogDAO.
> at org.apache.tapestry5.ioc.internal.RegistryImpl.getService(RegistryImpl.java:523)
> at org.apache.tapestry5.ioc.internal.ObjectLocatorImpl.getService(ObjectLocatorImpl.java:44)
> at org.apache.tapestry5.internal.services.ServiceInjectionProvider.provideInjection(ServiceInjectionProvider.java:40)
> at $InjectionProvider_11b13c8fa74.provideInjection($InjectionProvider_11b13c8fa74.java)
> at $InjectionProvider_11b13c8fa6d.provideInjection($InjectionProvider_11b13c8fa6d.java)
> at org.apache.tapestry5.internal.transform.InjectWorker.transform(InjectWorker.java:57)
> However, the exception in the web browser was:
> java.lang.RuntimeException
> Class com.formos.blog.pages.blog.BlogIndex contains field(s) (_$resources) that are not private. You should change these fields to private, and add accessor methods if needed.
> Stack trace
>         * org.apache.tapestry5.internal.services.InternalClassTransformationImpl.verifyFields(InternalClassTransformationImpl.java:294)
>         * org.apache.tapestry5.internal.services.InternalClassTransformationImpl.preloadMemberNames(InternalClassTransformationImpl.java:256)
>         * org.apache.tapestry5.internal.services.InternalClassTransformationImpl.<init>(InternalClassTransformationImpl.java:151)
>         * org.apache.tapestry5.internal.services.ComponentClassTransformerImpl.transformComponentClass(ComponentClassTransformerImpl.java:154)
>         * org.apache.tapestry5.internal.services.ComponentInstantiatorSourceImpl.onLoad(ComponentInstantiatorSourceImpl.java:182)
>         * javassist.Loader.findClass(Loader.java:340)

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[jira] Updated: (TAPESTRY-2517) A failed service injection into a component field is visible in the browser as a spurious error about field _$resources

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     [ https://issues.apache.org/jira/browse/TAPESTRY-2517?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Howard M. Lewis Ship updated TAPESTRY-2517:
-------------------------------------------

    Assignee:     (was: Howard M. Lewis Ship)

> A failed service injection into a component field is visible in the browser as a spurious error about field _$resources
> -----------------------------------------------------------------------------------------------------------------------
>
>                 Key: TAPESTRY-2517
>                 URL: https://issues.apache.org/jira/browse/TAPESTRY-2517
>             Project: Tapestry
>          Issue Type: Bug
>          Components: tapestry-core
>    Affects Versions: 5.0.13
>            Reporter: Howard M. Lewis Ship
>            Priority: Critical
>
> The error was that I was injecting a service but hadn't bound it in my AppModule.  Scanning down the console, I found the exception:
> Caused by: java.lang.RuntimeException: Error obtaining injected value for field com.formos.blog.pages.blog.BlogIndex.blogDAO: No service implements the interface com.formos.blog.services.BlogDAO.
> at org.apache.tapestry5.internal.transform.InjectWorker.transform(InjectWorker.java:68)
> at $ComponentClassTransformWorker_11b13c8fa72.transform($ComponentClassTransformWorker_11b13c8fa72.java)
> at $ComponentClassTransformWorker_11b13c8fa68.transform($ComponentClassTransformWorker_11b13c8fa68.java)
> at org.apache.tapestry5.internal.services.ComponentClassTransformerImpl.transformComponentClass(ComponentClassTransformerImpl.java:161)
> ... 98 more
> Caused by: java.lang.RuntimeException: No service implements the interface com.formos.blog.services.BlogDAO.
> at org.apache.tapestry5.ioc.internal.RegistryImpl.getService(RegistryImpl.java:523)
> at org.apache.tapestry5.ioc.internal.ObjectLocatorImpl.getService(ObjectLocatorImpl.java:44)
> at org.apache.tapestry5.internal.services.ServiceInjectionProvider.provideInjection(ServiceInjectionProvider.java:40)
> at $InjectionProvider_11b13c8fa74.provideInjection($InjectionProvider_11b13c8fa74.java)
> at $InjectionProvider_11b13c8fa6d.provideInjection($InjectionProvider_11b13c8fa6d.java)
> at org.apache.tapestry5.internal.transform.InjectWorker.transform(InjectWorker.java:57)
> However, the exception in the web browser was:
> java.lang.RuntimeException
> Class com.formos.blog.pages.blog.BlogIndex contains field(s) (_$resources) that are not private. You should change these fields to private, and add accessor methods if needed.
> Stack trace
>         * org.apache.tapestry5.internal.services.InternalClassTransformationImpl.verifyFields(InternalClassTransformationImpl.java:294)
>         * org.apache.tapestry5.internal.services.InternalClassTransformationImpl.preloadMemberNames(InternalClassTransformationImpl.java:256)
>         * org.apache.tapestry5.internal.services.InternalClassTransformationImpl.<init>(InternalClassTransformationImpl.java:151)
>         * org.apache.tapestry5.internal.services.ComponentClassTransformerImpl.transformComponentClass(ComponentClassTransformerImpl.java:154)
>         * org.apache.tapestry5.internal.services.ComponentInstantiatorSourceImpl.onLoad(ComponentInstantiatorSourceImpl.java:182)
>         * javassist.Loader.findClass(Loader.java:340)

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[jira] Commented: (TAPESTRY-2517) A failed service injection into a component field is visible in the browser as a spurious error about field _$resources

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    [ https://issues.apache.org/jira/browse/TAPESTRY-2517?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12630044#action_12630044 ]

Howard M. Lewis Ship commented on TAPESTRY-2517:
------------------------------------------------

To reproduce this, visit a page with an invalid injection.  You get an appropriate error.  A refresh of the page (a new request for the page) results in the second error (the one involving non-private fields).


I believe that what's happening is that the *partially* transformed class is "hanging around".  A refresh of the page attempts to restart the transformation, but see some of the work Tapestry did on the previous request.


> A failed service injection into a component field is visible in the browser as a spurious error about field _$resources
> -----------------------------------------------------------------------------------------------------------------------
>
>                 Key: TAPESTRY-2517
>                 URL: https://issues.apache.org/jira/browse/TAPESTRY-2517
>             Project: Tapestry
>          Issue Type: Bug
>          Components: tapestry-core
>    Affects Versions: 5.0.13
>            Reporter: Howard M. Lewis Ship
>            Priority: Critical
>
> The error was that I was injecting a service but hadn't bound it in my AppModule.  Scanning down the console, I found the exception:
> Caused by: java.lang.RuntimeException: Error obtaining injected value for field com.formos.blog.pages.blog.BlogIndex.blogDAO: No service implements the interface com.formos.blog.services.BlogDAO.
> at org.apache.tapestry5.internal.transform.InjectWorker.transform(InjectWorker.java:68)
> at $ComponentClassTransformWorker_11b13c8fa72.transform($ComponentClassTransformWorker_11b13c8fa72.java)
> at $ComponentClassTransformWorker_11b13c8fa68.transform($ComponentClassTransformWorker_11b13c8fa68.java)
> at org.apache.tapestry5.internal.services.ComponentClassTransformerImpl.transformComponentClass(ComponentClassTransformerImpl.java:161)
> ... 98 more
> Caused by: java.lang.RuntimeException: No service implements the interface com.formos.blog.services.BlogDAO.
> at org.apache.tapestry5.ioc.internal.RegistryImpl.getService(RegistryImpl.java:523)
> at org.apache.tapestry5.ioc.internal.ObjectLocatorImpl.getService(ObjectLocatorImpl.java:44)
> at org.apache.tapestry5.internal.services.ServiceInjectionProvider.provideInjection(ServiceInjectionProvider.java:40)
> at $InjectionProvider_11b13c8fa74.provideInjection($InjectionProvider_11b13c8fa74.java)
> at $InjectionProvider_11b13c8fa6d.provideInjection($InjectionProvider_11b13c8fa6d.java)
> at org.apache.tapestry5.internal.transform.InjectWorker.transform(InjectWorker.java:57)
> However, the exception in the web browser was:
> java.lang.RuntimeException
> Class com.formos.blog.pages.blog.BlogIndex contains field(s) (_$resources) that are not private. You should change these fields to private, and add accessor methods if needed.
> Stack trace
>         * org.apache.tapestry5.internal.services.InternalClassTransformationImpl.verifyFields(InternalClassTransformationImpl.java:294)
>         * org.apache.tapestry5.internal.services.InternalClassTransformationImpl.preloadMemberNames(InternalClassTransformationImpl.java:256)
>         * org.apache.tapestry5.internal.services.InternalClassTransformationImpl.<init>(InternalClassTransformationImpl.java:151)
>         * org.apache.tapestry5.internal.services.ComponentClassTransformerImpl.transformComponentClass(ComponentClassTransformerImpl.java:154)
>         * org.apache.tapestry5.internal.services.ComponentInstantiatorSourceImpl.onLoad(ComponentInstantiatorSourceImpl.java:182)
>         * javassist.Loader.findClass(Loader.java:340)

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[jira] Closed: (TAPESTRY-2517) A failed service injection into a component field is visible in the browser as a spurious error about field _$resources

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     [ https://issues.apache.org/jira/browse/TAPESTRY-2517?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Howard M. Lewis Ship closed TAPESTRY-2517.
------------------------------------------

       Resolution: Fixed
    Fix Version/s: 5.0.15
         Assignee: Howard M. Lewis Ship

> A failed service injection into a component field is visible in the browser as a spurious error about field _$resources
> -----------------------------------------------------------------------------------------------------------------------
>
>                 Key: TAPESTRY-2517
>                 URL: https://issues.apache.org/jira/browse/TAPESTRY-2517
>             Project: Tapestry
>          Issue Type: Bug
>          Components: tapestry-core
>    Affects Versions: 5.0.13
>            Reporter: Howard M. Lewis Ship
>            Assignee: Howard M. Lewis Ship
>            Priority: Critical
>             Fix For: 5.0.15
>
>
> The error was that I was injecting a service but hadn't bound it in my AppModule.  Scanning down the console, I found the exception:
> Caused by: java.lang.RuntimeException: Error obtaining injected value for field com.formos.blog.pages.blog.BlogIndex.blogDAO: No service implements the interface com.formos.blog.services.BlogDAO.
> at org.apache.tapestry5.internal.transform.InjectWorker.transform(InjectWorker.java:68)
> at $ComponentClassTransformWorker_11b13c8fa72.transform($ComponentClassTransformWorker_11b13c8fa72.java)
> at $ComponentClassTransformWorker_11b13c8fa68.transform($ComponentClassTransformWorker_11b13c8fa68.java)
> at org.apache.tapestry5.internal.services.ComponentClassTransformerImpl.transformComponentClass(ComponentClassTransformerImpl.java:161)
> ... 98 more
> Caused by: java.lang.RuntimeException: No service implements the interface com.formos.blog.services.BlogDAO.
> at org.apache.tapestry5.ioc.internal.RegistryImpl.getService(RegistryImpl.java:523)
> at org.apache.tapestry5.ioc.internal.ObjectLocatorImpl.getService(ObjectLocatorImpl.java:44)
> at org.apache.tapestry5.internal.services.ServiceInjectionProvider.provideInjection(ServiceInjectionProvider.java:40)
> at $InjectionProvider_11b13c8fa74.provideInjection($InjectionProvider_11b13c8fa74.java)
> at $InjectionProvider_11b13c8fa6d.provideInjection($InjectionProvider_11b13c8fa6d.java)
> at org.apache.tapestry5.internal.transform.InjectWorker.transform(InjectWorker.java:57)
> However, the exception in the web browser was:
> java.lang.RuntimeException
> Class com.formos.blog.pages.blog.BlogIndex contains field(s) (_$resources) that are not private. You should change these fields to private, and add accessor methods if needed.
> Stack trace
>         * org.apache.tapestry5.internal.services.InternalClassTransformationImpl.verifyFields(InternalClassTransformationImpl.java:294)
>         * org.apache.tapestry5.internal.services.InternalClassTransformationImpl.preloadMemberNames(InternalClassTransformationImpl.java:256)
>         * org.apache.tapestry5.internal.services.InternalClassTransformationImpl.<init>(InternalClassTransformationImpl.java:151)
>         * org.apache.tapestry5.internal.services.ComponentClassTransformerImpl.transformComponentClass(ComponentClassTransformerImpl.java:154)
>         * org.apache.tapestry5.internal.services.ComponentInstantiatorSourceImpl.onLoad(ComponentInstantiatorSourceImpl.java:182)
>         * javassist.Loader.findClass(Loader.java:340)

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