I'm not on your mailing list.
I get a similar failure in a multithreaded environment. If I synchronize the
transcoding invocation then this error doesn't occur:
***** CSSEngine: exception
property.syntax.error:java.lang.NullPointerException
AttrValue:0.7181102362204724
Exception:java.lang.NullPointerException
java.lang.NullPointerException
at org.apache.batik.css.parser.Parser.nextIgnoreSpaces(Parser.java:1611)
at org.apache.batik.css.parser.Parser.parseTerm(Parser.java:963)
at org.apache.batik.css.parser.Parser.parseExpression(Parser.java:895)
at
org.apache.batik.css.parser.Parser.parsePropertyValueInternal(Parser.java:337)
at
org.apache.batik.css.parser.Parser.parsePropertyValue(Parser.java:1720)
at
org.apache.batik.css.engine.CSSEngine.getCascadedStyleMap(CSSEngine.java:767)
at
org.apache.batik.css.engine.CSSEngine.getComputedStyle(CSSEngine.java:876)
at
org.apache.batik.bridge.CSSUtilities.getComputedStyle(CSSUtilities.java:82)
at
org.apache.batik.bridge.CSSUtilities.convertDisplay(CSSUtilities.java:564)
at
org.apache.batik.bridge.GVTBuilder.buildGraphicsNode(GVTBuilder.java:206)
at
org.apache.batik.bridge.GVTBuilder.buildComposite(GVTBuilder.java:171)
at org.apache.batik.bridge.GVTBuilder.build(GVTBuilder.java:82)
at
org.apache.batik.transcoder.SVGAbstractTranscoder.transcode(SVGAbstractTranscoder.java:208)
at org.apache.fop.svg.PDFTranscoder.transcode(PDFTranscoder.java:140)
at
org.apache.batik.transcoder.XMLAbstractTranscoder.transcode(XMLAbstractTranscoder.java:142)
at
org.apache.batik.transcoder.SVGAbstractTranscoder.transcode(SVGAbstractTranscoder.java:156)
at de.icongmbh.commons.graphic.svg.SVG.convertToPDF(SVG.java:276)
at
de.icongmbh.dope.formatter.pdf.utils.SvgExtractor$2.run(SvgExtractor.java:240)
at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(Unknown
Source)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
at java.lang.Thread.run(Unknown Source)
***** CSSEngine: exception....
Exception in thread "pool-2-thread-2" org.w3c.dom.DOMException: :
The attribute "stroke-width" represents an invalid CSS value
("0.7181102362204724").
Original message:
at
org.apache.batik.css.engine.CSSEngine.getCascadedStyleMap(CSSEngine.java:784)
at
org.apache.batik.css.engine.CSSEngine.getComputedStyle(CSSEngine.java:876)
at
org.apache.batik.bridge.CSSUtilities.getComputedStyle(CSSUtilities.java:82)
at
org.apache.batik.bridge.CSSUtilities.convertDisplay(CSSUtilities.java:564)
at
org.apache.batik.bridge.GVTBuilder.buildGraphicsNode(GVTBuilder.java:206)
at
org.apache.batik.bridge.GVTBuilder.buildComposite(GVTBuilder.java:171)
at org.apache.batik.bridge.GVTBuilder.build(GVTBuilder.java:82)
at
org.apache.batik.transcoder.SVGAbstractTranscoder.transcode(SVGAbstractTranscoder.java:208)
at org.apache.fop.svg.PDFTranscoder.transcode(PDFTranscoder.java:140)
at
org.apache.batik.transcoder.XMLAbstractTranscoder.transcode(XMLAbstractTranscoder.java:142)
at
org.apache.batik.transcoder.SVGAbstractTranscoder.transcode(SVGAbstractTranscoder.java:156)
at de.icongmbh.commons.graphic.svg.SVG.convertToPDF(SVG.java:276)
at
de.icongmbh.dope.formatter.pdf.utils.SvgExtractor$2.run(SvgExtractor.java:240)
at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(Unknown
Source)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
at java.lang.Thread.run(Unknown Source)
Bugzilla from [email protected] wrote:
>
> https://issues.apache.org/bugzilla/show_bug.cgi?id=50536
>
> Helder Magalhães <[email protected]> changed:
>
> What |Removed |Added
> ----------------------------------------------------------------------------
> Status|NEW |NEEDINFO
>
> --- Comment #1 from Helder Magalhães <[email protected]>
> 2011-01-11 14:50:25 EST ---
> (In reply to comment #0)
>> I am consistently getting following exception when trying to process
>> different
>> documents on multiple threads [...]
>
> Are you sure to be following the tips at "Writing thread-safe code" [1]?
>
> If so, then please attach more information (Java version, Java vendor,
> operating system, reduced code snippet, etc.). Otherwise, this is just
> another
> issue needing to be added to the FAQ [2] (if so, would you help creating a
> generic FAQ item for this symptoms? Thanks!).
>
>
> [1] http://xmlgraphics.apache.org/batik/using/scripting/java.html#Threads
> [2] http://xmlgraphics.apache.org/batik/faq.html
>
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