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Posted to dev@pdfbox.apache.org by "Tilman Hausherr (JIRA)" <ji...@apache.org> on 2014/10/13 22:05:34 UTC
[jira] [Comment Edited] (PDFBOX-1774) StackOverflowError;
Preflight->Font
[ https://issues.apache.org/jira/browse/PDFBOX-1774?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14008773#comment-14008773 ]
Tilman Hausherr edited comment on PDFBOX-1774 at 10/13/14 8:04 PM:
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I get a different stack trace (edited to show 13.10.2014):
{code}
Exception in thread "main" java.util.ConcurrentModificationException
at java.util.LinkedHashMap$LinkedHashIterator.nextEntry(Unknown Source)
at java.util.LinkedHashMap$EntryIterator.next(Unknown Source)
at java.util.LinkedHashMap$EntryIterator.next(Unknown Source)
at org.apache.pdfbox.preflight.process.reflect.ResourcesValidationProcess.validateXObjects(ResourcesValidationProcess.java:291)
at org.apache.pdfbox.preflight.process.reflect.ResourcesValidationProcess.validate(ResourcesValidationProcess.java:88)
at org.apache.pdfbox.preflight.utils.ContextHelper.callValidation(ContextHelper.java:73)
at org.apache.pdfbox.preflight.utils.ContextHelper.validateElement(ContextHelper.java:52)
at org.apache.pdfbox.preflight.xobject.XObjFormValidator.validateXObjectResources(XObjFormValidator.java:178)
at org.apache.pdfbox.preflight.xobject.XObjFormValidator.validate(XObjFormValidator.java:75)
at org.apache.pdfbox.preflight.process.reflect.GraphicObjectPageValidationProcess.validate(GraphicObjectPageValidationProcess.java:70)
at org.apache.pdfbox.preflight.utils.ContextHelper.callValidation(ContextHelper.java:73)
at org.apache.pdfbox.preflight.utils.ContextHelper.validateElement(ContextHelper.java:52)
at org.apache.pdfbox.preflight.process.reflect.ResourcesValidationProcess.validateXObjects(ResourcesValidationProcess.java:302)
at org.apache.pdfbox.preflight.process.reflect.ResourcesValidationProcess.validate(ResourcesValidationProcess.java:88)
at org.apache.pdfbox.preflight.utils.ContextHelper.callValidation(ContextHelper.java:73)
at org.apache.pdfbox.preflight.utils.ContextHelper.validateElement(ContextHelper.java:52)
at org.apache.pdfbox.preflight.process.reflect.SinglePageValidationProcess.validateResources(SinglePageValidationProcess.java:164)
at org.apache.pdfbox.preflight.process.reflect.SinglePageValidationProcess.validate(SinglePageValidationProcess.java:83)
at org.apache.pdfbox.preflight.utils.ContextHelper.callValidation(ContextHelper.java:73)
at org.apache.pdfbox.preflight.utils.ContextHelper.validateElement(ContextHelper.java:52)
at org.apache.pdfbox.preflight.process.PageTreeValidationProcess.validatePage(PageTreeValidationProcess.java:56)
at org.apache.pdfbox.preflight.process.PageTreeValidationProcess.validate(PageTreeValidationProcess.java:45)
at org.apache.pdfbox.preflight.utils.ContextHelper.callValidation(ContextHelper.java:73)
at org.apache.pdfbox.preflight.utils.ContextHelper.validateElement(ContextHelper.java:88)
at org.apache.pdfbox.preflight.PreflightDocument.validate(PreflightDocument.java:168)
at org.apache.pdfbox.preflight.Validator_A1b.runSimple(Validator_A1b.java:161)
at org.apache.pdfbox.preflight.Validator_A1b.main(Validator_A1b.java:126)
{code}
"This exception may be thrown by methods that have detected concurrent modification of an object when such modification is not permissible."
Oh oh :-(
was (Author: tilman):
I get a different stack trace:
{code}
Exception in thread "main" java.util.ConcurrentModificationException
at java.util.LinkedHashMap$LinkedHashIterator.nextEntry(LinkedHashMap.java:394)
at java.util.LinkedHashMap$EntryIterator.next(LinkedHashMap.java:413)
at java.util.LinkedHashMap$EntryIterator.next(LinkedHashMap.java:412)
at org.apache.pdfbox.preflight.process.reflect.ResourcesValidationProcess.validateXObjects(ResourcesValidationProcess.java:180)
at org.apache.pdfbox.preflight.process.reflect.ResourcesValidationProcess.validate(ResourcesValidationProcess.java:78)
at org.apache.pdfbox.preflight.utils.ContextHelper.callValidation(ContextHelper.java:73)
at org.apache.pdfbox.preflight.utils.ContextHelper.validateElement(ContextHelper.java:52)
at org.apache.pdfbox.preflight.xobject.XObjFormValidator.validateXObjectResources(XObjFormValidator.java:178)
at org.apache.pdfbox.preflight.xobject.XObjFormValidator.validate(XObjFormValidator.java:75)
at org.apache.pdfbox.preflight.process.reflect.GraphicObjectPageValidationProcess.validate(GraphicObjectPageValidationProcess.java:77)
at org.apache.pdfbox.preflight.utils.ContextHelper.callValidation(ContextHelper.java:73)
at org.apache.pdfbox.preflight.utils.ContextHelper.validateElement(ContextHelper.java:52)
at org.apache.pdfbox.preflight.process.reflect.ResourcesValidationProcess.validateXObjects(ResourcesValidationProcess.java:191)
at org.apache.pdfbox.preflight.process.reflect.ResourcesValidationProcess.validate(ResourcesValidationProcess.java:78)
at org.apache.pdfbox.preflight.utils.ContextHelper.callValidation(ContextHelper.java:73)
at org.apache.pdfbox.preflight.utils.ContextHelper.validateElement(ContextHelper.java:52)
at org.apache.pdfbox.preflight.process.reflect.SinglePageValidationProcess.validateResources(SinglePageValidationProcess.java:164)
at org.apache.pdfbox.preflight.process.reflect.SinglePageValidationProcess.validate(SinglePageValidationProcess.java:83)
at org.apache.pdfbox.preflight.utils.ContextHelper.callValidation(ContextHelper.java:73)
at org.apache.pdfbox.preflight.utils.ContextHelper.validateElement(ContextHelper.java:52)
at org.apache.pdfbox.preflight.process.PageTreeValidationProcess.validatePage(PageTreeValidationProcess.java:58)
at org.apache.pdfbox.preflight.process.PageTreeValidationProcess.validate(PageTreeValidationProcess.java:47)
at org.apache.pdfbox.preflight.utils.ContextHelper.callValidation(ContextHelper.java:73)
at org.apache.pdfbox.preflight.utils.ContextHelper.validateElement(ContextHelper.java:88)
at org.apache.pdfbox.preflight.PreflightDocument.validate(PreflightDocument.java:169)
at testpreflight.TestPreflight.main(TestPreflight.java:47)
{code}
"This exception may be thrown by methods that have detected concurrent modification of an object when such modification is not permissible."
Oh oh :-(
> StackOverflowError; Preflight->Font
> -----------------------------------
>
> Key: PDFBOX-1774
> URL: https://issues.apache.org/jira/browse/PDFBOX-1774
> Project: PDFBox
> Issue Type: Bug
> Components: Preflight
> Affects Versions: 2.0.0
> Environment: JDK6
> Reporter: William Palmer
> Fix For: 2.0.0
>
>
> StackOverflowError when using this code:
> PreflightParser parser = new PreflightParser(pFile);
> parser.parse();
> PreflightDocument document = parser.getPreflightDocument();
> document.validate();
> With this file: http://digitalcorpora.org/corp/nps/files/govdocs1/659/659756.pdf
> Stack trace:
> Exception in thread "main" java.lang.StackOverflowError
> at java.net.URLClassLoader$2.run(URLClassLoader.java:385)
> at java.security.AccessController.doPrivileged(Native Method)
> at java.net.URLClassLoader.findResource(URLClassLoader.java:382)
> at java.lang.ClassLoader.getResource(ClassLoader.java:1002)
> at java.lang.ClassLoader.getResource(ClassLoader.java:997)
> at java.lang.ClassLoader.getResourceAsStream(ClassLoader.java:1192)
> at org.apache.pdfbox.util.ResourceLoader.loadResource(ResourceLoader.java:60)
> at org.apache.pdfbox.pdmodel.font.PDSimpleFont.determineEncoding(PDSimpleFont.java:314)
> at org.apache.pdfbox.pdmodel.font.PDFont.<init>(PDFont.java:123)
> at org.apache.pdfbox.pdmodel.font.PDSimpleFont.<init>(PDSimpleFont.java:73)
> at org.apache.pdfbox.pdmodel.font.PDTrueTypeFont.<init>(PDTrueTypeFont.java:102)
> at org.apache.pdfbox.pdmodel.font.PDFontFactory.createFont(PDFontFactory.java:100)
> at org.apache.pdfbox.pdmodel.PDResources.getFonts(PDResources.java:204)
> at org.apache.pdfbox.preflight.process.reflect.ResourcesValidationProcess.validateFonts(ResourcesValidationProcess.java:91)
> at org.apache.pdfbox.preflight.process.reflect.ResourcesValidationProcess.validate(ResourcesValidationProcess.java:74)
> at org.apache.pdfbox.preflight.utils.ContextHelper.callValidation(ContextHelper.java:73)
> at org.apache.pdfbox.preflight.utils.ContextHelper.validateElement(ContextHelper.java:52)
> at org.apache.pdfbox.preflight.xobject.XObjFormValidator.validateXObjectResources(XObjFormValidator.java:178)
> at org.apache.pdfbox.preflight.xobject.XObjFormValidator.validate(XObjFormValidator.java:75)
> at org.apache.pdfbox.preflight.process.reflect.GraphicObjectPageValidationProcess.validate(GraphicObjectPageValidationProcess.java:77)
> at org.apache.pdfbox.preflight.utils.ContextHelper.callValidation(ContextHelper.java:73)
> at org.apache.pdfbox.preflight.utils.ContextHelper.validateElement(ContextHelper.java:52)
> at org.apache.pdfbox.preflight.process.reflect.ResourcesValidationProcess.validateXObjects(ResourcesValidationProcess.java:191)
> at org.apache.pdfbox.preflight.process.reflect.ResourcesValidationProcess.validate(ResourcesValidationProcess.java:78)
> at org.apache.pdfbox.preflight.utils.ContextHelper.callValidation(ContextHelper.java:73)
> at org.apache.pdfbox.preflight.utils.ContextHelper.validateElement(ContextHelper.java:52)
> at org.apache.pdfbox.preflight.xobject.XObjFormValidator.validateXObjectResources(XObjFormValidator.java:178)
> at org.apache.pdfbox.preflight.xobject.XObjFormValidator.validate(XObjFormValidator.java:75)
> at org.apache.pdfbox.preflight.process.reflect.GraphicObjectPageValidationProcess.validate(GraphicObjectPageValidationProcess.java:77)
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