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Re: JTidy access error?

From: Gary L Peskin <garyp@firstech.com>
Date: Tue, 06 Feb 2001 15:32:41 -0800
Message-ID: <3A808999.68EB355F@firstech.com>
To: Russell Gold <russgold@acm.org>
CC: HTML Tidy List <html-tidy@w3.org>
Russell Gold wrote:
> 
> At 11:36 PM -0000 2/5/01, Gary L Peskin wrote:
> >Russell Gold wrote:
> >>
> >> A number of people have been reporting this error when using JTidy with HttpUnit and JUnit:
> >>
> >> java.lang.IllegalAccessError: try to access field
> >> org.w3c.tidy.ParserImpl._parseHead from class
> >> org.w3c.tidy.ParserImpl$ParseHTML
> >>         at org.w3c.tidy.ParserImpl$ParseHTML.parse(ParserImpl.java)
> >>         at org.w3c.tidy.ParserImpl.parseDocument(ParserImpl.java)
> >>         at org.w3c.tidy.Tidy.parse(Tidy.java)
> >>         at org.w3c.tidy.Tidy.parseDOM(Tidy.java)
> >>         at com.meterware.httpunit.ReceivedPage.<init>(ReceivedPage.java:43)
> >>         at
> >> com.meterware.httpunit.WebResponse.getReceivedPage(WebResponse.java:351)
> >>         at
> >> com.meterware.httpunit.WebResponse.getFrames(WebResponse.java:334)
> >>         at
> >> com.meterware.httpunit.WebResponse.getFrameNames(WebResponse.java:97)
> >>         at
> >> com.meterware.httpunit.WebConversation.getResponse(WebConversation.java:98)
> >>         at ExampleTest.testWelcomePage(ExampleTest.java:39)
> >>
> >> Now ParserImpl does not actually access _parseHead directly, but it does call getParseHead() to get it (line 140). This looks legitimate to me, but I wonder if there is some kind of optimization happening that might not work well with certain VMs or classloaders. Any ideas?
> >
> >Russell --
> >
> >Are these people using Microsoft JVMs?  Older versions did not follow
> >the appropriate rules for accessing fields in inner classes.  I'm not
> >sure if this is fixed in current versions or not.
> >
> >If the errors were occurring with MS JVMs, you might try using Sun or
> >IBM JVMs.
> 
> This is happening with Sun's JDK 1.3 with Hotspot, but only happens with JUnit's awt or swing testrunner. It does not happen with the textui testrunner, and did not happen in JTidy r5.

Can you turn off the JIT and see if it is still happening?  This part of
the code did not change from r5, I believe.

Gary
Received on Tuesday, 6 February 2001 18:33:14 GMT

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