[jira] Commented: (TAPESTRY-783) contrib:Tree fails with NullPointerException

["Howard M. Lewis Ship (JIRA)" <ta...@jakarta.apache.org>]

    [ http://issues.apache.org/jira/browse/TAPESTRY-783?page=comments#action_12359085 ] 

Howard M. Lewis Ship commented on TAPESTRY-783:
-----------------------------------------------

Changes between 3.0 and 4.0 require that the asset service be available when creating PrivateAsset instances.

> contrib:Tree fails with NullPointerException
> --------------------------------------------
>
>          Key: TAPESTRY-783
>          URL: http://issues.apache.org/jira/browse/TAPESTRY-783
>      Project: Tapestry
>         Type: Bug
>   Components: Contrib
>     Versions: 4.0
>  Environment: 4.0-beta-13
>     Reporter: Howard M. Lewis Ship
>     Assignee: Howard M. Lewis Ship

>
> Bleh!  contrib:Tree is a "dump" component; the original author, TsV, dumped it on Tapestry and took off with no code or external documentation.
> It currently blows up:
> # org.apache.hivemind.util.Defense.notNull(Defense.java:41)
> # org.apache.tapestry.asset.PrivateAsset.<init>(PrivateAsset.java:55)
> # org.apache.tapestry.asset.PrivateAsset.<init>(PrivateAsset.java:47)
> # org.apache.tapestry.workbench.tree.examples.fsmodel.AssetsHolder.getAssetForCloseNode(AssetsHolder.java:61)
> # org.apache.tapestry.workbench.tree.examples.fsmodel.NodeRenderFactory$CFileSystemRender.getAsset(NodeRenderFactory.java:104)
> # org.apache.tapestry.workbench.tree.examples.fsmodel.NodeRenderFactory$CFileSystemRender.render(NodeRenderFactory.java:81)
> # org.apache.tapestry.components.Delegator.renderComponent(Delegator.java:44)
> # org.apache.tapestry.AbstractComponent.render(AbstractComponent.java:617)
> # org.apache.tapestry.AbstractComponent.renderBody(AbstractComponent.java:434)
> # org.apache.tapestry.link.DefaultLinkRenderer.renderLink(DefaultLinkRenderer.java:81)
> # org.apache.tapestry.link.AbstractLinkComponent.renderComponent(AbstractLinkComponent.java:95)
> # org.apache.tapestry.AbstractComponent.render(AbstractComponent.java:617)
> # org.apache.tapestry.AbstractComponent.renderBody(AbstractComponent.java:434)
> # org.apache.tapestry.components.IfBean.renderComponent(IfBean.java:86)
> # org.apache.tapestry.AbstractComponent.render(AbstractComponent.java:617)
> # org.apache.tapestry.AbstractComponent.renderBody(AbstractComponent.java:434)
> # org.apache.tapestry.components.Any.renderComponent(Any.java:48)
> # org.apache.tapestry.AbstractComponent.render(AbstractComponent.java:617)
> # org.apache.tapestry.BaseComponent.renderComponent(BaseComponent.java:92) 

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