Tapestry 5
  1. Tapestry 5
  2. TAP5-1090

Deleting a live-reloaded class can result in a non-descriptive "Parameter url was null." exception

    Details

    • Type: Bug Bug
    • Status: Closed
    • Priority: Major Major
    • Resolution: Fixed
    • Affects Version/s: 5.2.0
    • Fix Version/s: 5.2.0
    • Component/s: tapestry-core
    • Labels:
      None

      Description

      [ERROR] RequestExceptionHandler Processing of request failed with uncaught exception: Parameter url was null.
      java.lang.IllegalArgumentException: Parameter url was null.
      at org.apache.tapestry5.ioc.internal.util.Defense.notNull(Defense.java:37)
      at org.apache.tapestry5.ioc.services.ClassFabUtils.toFileFromFileProtocolURL(ClassFabUtils.java:332)
      at org.apache.tapestry5.ioc.internal.AbstractReloadableObjectCreator.updateTrackingInfo(AbstractReloadableObjectCreator.java:204)
      at org.apache.tapestry5.ioc.internal.AbstractReloadableObjectCreator.createInstance(AbstractReloadableObjectCreator.java:113)
      at org.apache.tapestry5.ioc.internal.AbstractReloadableObjectCreator.createObject(AbstractReloadableObjectCreator.java:106)
      at $PageRenderRequestFilter_127aaf92a89._delegate($PageRenderRequestFilter_127aaf92a89.java)
      at $PageRenderRequestFilter_127aaf92a89.handle($PageRenderRequestFilter_127aaf92a89.java)
      at $PageRenderRequestHandler_127aaf92a8d.handle($PageRenderRequestHandler_127aaf92a8d.java)
      at org.apache.tapestry5.services.TapestryModule$35.handle(TapestryModule.java:2254)

      This was for a contributed object, but I suspect it would be the same for a service. In any case, this should be detected and an exception along the lines of "Unable to continue because class foo.bar.Baz has been deleted." should be thrown.

        Activity

          People

          • Assignee:
            Howard M. Lewis Ship
            Reporter:
            Howard M. Lewis Ship
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            Dates

            • Created:
              Updated:
              Resolved:

              Development