dev@woodstock.java.net

Re: Can somebody take a look at this?

From: richard ratta <Richard.Ratta_at_Sun.COM>
Date: Fri, 14 Sep 2007 11:27:59 -0400

Winston Prakash wrote:

>
>>> This exception is filling up Netbeans IDE log. Thrown every time the
>>> component renderer
>>> is called. After JDK 1.4, the JLS guideline
>>
>> What is "JLS" ? Java Language Specification ?
>
> Yes.

Can you give me the section in the JLS that discusses this ?

>>> is not to access resources or classes from
>>> default package.
>>
>> What is the "default" package in the stack trace below ?
>
> The exception does not display the resource name because empty string
> is passed
> to ClassLoader.getResource()
>
> Sandip and I looked at the code other day.
> The problem seems to be at
> com.sun.webui.jsf.util.JavaScriptUtilities.getThemeJavaScript
>
> // Fool getResourcePath into returning the prefix.
> // by passing "", since we don't have path, we just want the
> // prefix. This will have a trailing "/", so get rid of it.
> //
> String themePrefix = themeContext.getResourcePath("");
> int lastSlash = themePrefix.lastIndexOf("/");
> if (lastSlash > 0) {
> themePrefix = themePrefix.substring(0, lastSlash);
> }

Right. This is too get the theme prefix including the app context.
The problem is that in netbeans since VWP does not have a servlet and
therefore
this is just the empty string. At runtime this is not a problem.

This is why I have been suggesting for at least a year that VWP adhere
to the interfaces that
the woodstock theme has created. If you implement a ThemeContext
implementation
this will not be an issue.

-rick

>
> - Winston
>
>>> Netbeans enforces it by throwing an exception. Since this part of the
>>> code in JSFThemeContext viloates seems to violate this principle, NB
>>> keeps throwing
>>> the informational exception
>>>
>>> java.lang.IllegalStateException: You are trying to access file:
>>> from the default package. Please see
>>> http://www.netbeans.org/download/dev/javadoc/org-openide-modules/org/openide/modules/doc-files/classpath.html#default_package
>>>
>>> at
>>> org.netbeans.ProxyClassLoader.printDefaultPackageWarning(ProxyClassLoader.java:478)
>>>
>>> at
>>> org.netbeans.ProxyClassLoader.getResource(ProxyClassLoader.java:258)
>>> at java.lang.ClassLoader.getResource(ClassLoader.java:972)
>>> at java.lang.ClassLoader.getResource(ClassLoader.java:972)
>>> at
>>> com.sun.webui.jsf.theme.JSFThemeContext.getResourcePath(JSFThemeContext.java:148)
>>>
>>> at
>>> com.sun.webui.jsf.util.JavaScriptUtilities.getThemeJavaScript(JavaScriptUtilities.java:509)
>>>
>>> at
>>> com.sun.webui.jsf.util.JavaScriptUtilities.getDojoConfig(JavaScriptUtilities.java:131)
>>>
>>> at
>>> com.sun.webui.jsf.renderkit.html.HeadRenderer.renderAttributes(HeadRenderer.java:134)
>>>
>>> at
>>> com.sun.webui.jsf.renderkit.html.AbstractRenderer.encodeBegin(AbstractRenderer.java:156)
>>>
>>> at
>>> javax.faces.component.UIComponentBase.encodeBegin(UIComponentBase.java:785)
>>>
>>> at
>>> org.netbeans.modules.visualweb.insync.faces.FacesPageUnit.renderBean(FacesPageUnit.java:1276)
>>>
>>> at
>>> org.netbeans.modules.visualweb.insync.faces.FacesPageUnit.renderNode(FacesPageUnit.java:1532)
>>>
>>> at
>>> org.netbeans.modules.visualweb.insync.faces.FacesPageUnit.renderBean(FacesPageUnit.java:1324)
>>>
>>>
>>> - Winston
>>>
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>