Re: NPE in verifyPdfText

Marc Guillemot <[email protected]>
Newsgroups gmane.comp.web.canoo.webtest
Message-ID <[email protected]> 
According to the details of the issue, the problem is fixed since PdfBox 
0.8... but WebTest is still using 0.7.3 :-(

Cheers,
Marc.
-- 
HtmlUnit support & consulting from the source
Blog: http://mguillem.wordpress.com


On 12/03/2010 12:03 AM, Lisa Crispin wrote:
> Thanks! That's kind of an old post though. Acrobat 9 seems to have been
> out for quite awhile. You think that PDFBox still doesn't work with it?
> I wonder how to go back to an old version of Acrobat.
> -- Lisa
>
> 2010/12/2 Dierk König <[email protected]
> <mailto:[email protected]>>
>
>     Hi Lisa,
>
>     always good to hear from you ;-)
>
>     The issue appears to be connected to the Acrobat version that
>     created the PDF, see
>     http://markmail.org/message/64ls3daphdh3pxzo
>
>     cheers
>     Dierk
>
>     Am 02.12.2010 um 22:09 schrieb Lisa Crispin:
>
>>     We got a new version of a pdf that we've had for years and years,
>>     a page was added to it is all. Now all our tests  that verify this
>>     document are failing with an NPE. The traceback is below. There
>>     must be something wrong with the PDF, but we can't see it. Anyone
>>     have any suggestions how we can debug this? I can see the PDF and
>>     the actual page in question in the test result output, and it has
>>     the right text on it and everything.
>>
>>     The step that's failing is:
>>     <pdfVerifyText description="verify first page content"
>>         startPage="1"
>>         endPage="1"
>>         text="SUMMARY PLAN DESCRIPTION"/>
>>
>>     Here is the traceback:
>>     /var/hudson/workspace/WebTest-NonTradeTests-Build/trunk/src/web_test/modules/verifySPD40.xml:8:
>>     Unexpected exception caught: java.lang.NullPointerException
>>         at
>>     com.canoo.webtest.steps.StepUtil.handleException(StepUtil.java:120)
>>         at com.canoo.webtest.steps.Step.handleException(Step.java:387)
>>         at com.canoo.webtest.steps.Step.execute(Step.java:118)
>>         at
>>     org.apache.tools.ant.UnknownElement.execute(UnknownElement.java:288)
>>         at sun.reflect.GeneratedMethodAccessor2.invoke(Unknown Source)
>>         at
>>     sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
>>         at java.lang.reflect.Method.invoke(Method.java:597)
>>         at
>>     org.apache.tools.ant.dispatch.DispatchUtils.execute(DispatchUtils.java:105)
>>         at org.apache.tools.ant.Task.perform(Task.java:348)
>>         at
>>     com.canoo.webtest.ant.TestStepSequence.executeSteps(TestStepSequence.java:43)
>>         at
>>     com.canoo.webtest.ant.TestStepSequence.doExecute(TestStepSequence.java:31)
>>         at com.canoo.webtest.steps.Step.execute(Step.java:103)
>>         at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
>>         at
>>     sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
>>         at
>>     sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
>>         at java.lang.reflect.Method.invoke(Method.java:597)
>>         at
>>     org.apache.tools.ant.dispatch.DispatchUtils.execute(DispatchUtils.java:105)
>>         at org.apache.tools.ant.Task.perform(Task.java:348)
>>         at
>>     com.canoo.webtest.ant.WebtestTask.executeSteps(WebtestTask.java:236)
>>         at com.canoo.webtest.ant.WebtestTask.execute(WebtestTask.java:208)
>>         at
>>     org.apache.tools.ant.UnknownElement.execute(UnknownElement.java:288)
>>         at sun.reflect.GeneratedMethodAccessor2.invoke(Unknown Source)
>>         at
>>     sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
>>         at java.lang.reflect.Method.invoke(Method.java:597)
>>         at
>>     org.apache.tools.ant.dispatch.DispatchUtils.execute(DispatchUtils.java:105)
>>         at org.apache.tools.ant.Task.perform(Task.java:348)
>>         at org.apache.tools.ant.Target.execute(Target.java:357)
>>         at org.apache.tools.ant.Target.performTasks(Target.java:385)
>>         at
>>     org.apache.tools.ant.Project.executeSortedTargets(Project.java:1329)
>>         at
>>     org.apache.tools.ant.helper.SingleCheckExecutor.executeTargets(SingleCheckExecutor.java:38)
>>         at org.apache.tools.ant.Project.executeTargets(Project.java:1181)
>>         at org.apache.tools.ant.taskdefs.Ant.execute(Ant.java:416)
>>         at
>>     org.apache.tools.ant.UnknownElement.execute(UnknownElement.java:288)
>>         at sun.reflect.GeneratedMethodAccessor2.invoke(Unknown Source)
>>         at
>>     sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
>>         at java.lang.reflect.Method.invoke(Method.java:597)
>>         at
>>     org.apache.tools.ant.dispatch.DispatchUtils.execute(DispatchUtils.java:105)
>>         at org.apache.tools.ant.Task.perform(Task.java:348)
>>         at org.apache.tools.ant.Target.execute(Target.java:357)
>>         at org.apache.tools.ant.Target.performTasks(Target.java:385)
>>         at
>>     org.apache.tools.ant.Project.executeSortedTargets(Project.java:1329)
>>         at
>>     org.apache.tools.ant.helper.SingleCheckExecutor.executeTargets(SingleCheckExecutor.java:38)
>>         at org.apache.tools.ant.Project.executeTargets(Project.java:1181)
>>         at org.apache.tools.ant.taskdefs.Ant.execute(Ant.java:416)
>>         at
>>     org.apache.tools.ant.UnknownElement.execute(UnknownElement.java:288)
>>         at sun.reflect.GeneratedMethodAccessor2.invoke(Unknown Source)
>>         at
>>     sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
>>         at java.lang.reflect.Method.invoke(Method.java:597)
>>         at
>>     org.apache.tools.ant.dispatch.DispatchUtils.execute(DispatchUtils.java:105)
>>         at org.apache.tools.ant.Task.perform(Task.java:348)
>>         at org.apache.tools.ant.Target.execute(Target.java:357)
>>         at org.apache.tools.ant.Target.performTasks(Target.java:385)
>>         at
>>     org.apache.tools.ant.Project.executeSortedTargets(Project.java:1329)
>>         at
>>     org.apache.tools.ant.helper.SingleCheckExecutor.executeTargets(SingleCheckExecutor.java:38)
>>         at org.apache.tools.ant.Project.executeTargets(Project.java:1181)
>>         at org.apache.tools.ant.taskdefs.Ant.execute(Ant.java:416)
>>         at
>>     org.apache.tools.ant.taskdefs.CallTarget.execute(CallTarget.java:105)
>>         at
>>     org.apache.tools.ant.UnknownElement.execute(UnknownElement.java:288)
>>         at sun.reflect.GeneratedMethodAccessor2.invoke(Unknown Source)
>>         at
>>     sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
>>         at java.lang.reflect.Method.invoke(Method.java:597)
>>         at
>>     org.apache.tools.ant.dispatch.DispatchUtils.execute(DispatchUtils.java:105)
>>         at org.apache.tools.ant.Task.perform(Task.java:348)
>>         at org.apache.tools.ant.Target.execute(Target.java:357)
>>         at org.apache.tools.ant.Target.performTasks(Target.java:385)
>>         at
>>     org.apache.tools.ant.Project.executeSortedTargets(Project.java:1329)
>>         at org.apache.tools.ant.Project.executeTarget(Project.java:1298)
>>         at
>>     org.apache.tools.ant.helper.DefaultExecutor.executeTargets(DefaultExecutor.java:41)
>>         at org.apache.tools.ant.Project.executeTargets(Project.java:1181)
>>         at org.apache.tools.ant.Main.runBuild(Main.java:698)
>>         at org.apache.tools.ant.Main.startAnt(Main.java:199)
>>         at org.apache.tools.ant.launch.Launcher.run(Launcher.java:257)
>>         at org.apache.tools.ant.launch.Launcher.main(Launcher.java:104)
>>     Caused by: java.lang.NullPointerException
>>         at org.pdfbox.pdmodel.PDPageNode.getAllKids(PDPageNode.java:194)
>>         at org.pdfbox.pdmodel.PDPageNode.getAllKids(PDPageNode.java:182)
>>         at
>>     org.pdfbox.pdmodel.PDDocumentCatalog.getAllPages(PDDocumentCatalog.java:226)
>>         at
>>     org.pdfbox.util.PDFTextStripper.writeText(PDFTextStripper.java:216)
>>         at
>>     org.pdfbox.util.PDFTextStripper.getText(PDFTextStripper.java:149)
>>         at
>>     com.canoo.webtest.plugins.pdftest.htmlunit.pdfbox.PdfBoxPDFPage.getTextInternal(PdfBoxPDFPage.java:204)
>>         at
>>     com.canoo.webtest.plugins.pdftest.htmlunit.pdfbox.PdfBoxPDFPage.getText(PdfBoxPDFPage.java:196)
>>         at
>>     com.canoo.webtest.plugins.pdftest.PdfVerifyTextStep.verifyPdf(PdfVerifyTextStep.java:87)
>>         at
>>     com.canoo.webtest.plugins.pdftest.AbstractVerifyPdfStep.doExecute(AbstractVerifyPdfStep.java:22)
>>         at com.canoo.webtest.steps.Step.execute(Step.java:103)
>>         ... 70 more
>>     --- Nested Exception ---
>>     java.lang.NullPointerException
>>         at org.pdfbox.pdmodel.PDPageNode.getAllKids(PDPageNode.java:194)
>>         at org.pdfbox.pdmodel.PDPageNode.getAllKids(PDPageNode.java:182)
>>         at
>>     org.pdfbox.pdmodel.PDDocumentCatalog.getAllPages(PDDocumentCatalog.java:226)
>>         at
>>     org.pdfbox.util.PDFTextStripper.writeText(PDFTextStripper.java:216)
>>         at
>>     org.pdfbox.util.PDFTextStripper.getText(PDFTextStripper.java:149)
>>         at
>>     com.canoo.webtest.plugins.pdftest.htmlunit.pdfbox.PdfBoxPDFPage.getTextInternal(PdfBoxPDFPage.java:204)
>>         at
>>     com.canoo.webtest.plugins.pdftest.htmlunit.pdfbox.PdfBoxPDFPage.getText(PdfBoxPDFPage.java:196)
>>         at
>>     com.canoo.webtest.plugins.pdftest.PdfVerifyTextStep.verifyPdf(PdfVerifyTextStep.java:87)
>>         at
>>     com.canoo.webtest.plugins.pdftest.AbstractVerifyPdfStep.doExecute(AbstractVerifyPdfStep.java:22)
>>         at com.canoo.webtest.steps.Step.execute(Step.java:103)
>>         at
>>     org.apache.tools.ant.UnknownElement.execute(UnknownElement.java:288)
>>         at sun.reflect.GeneratedMethodAccessor2.invoke(Unknown Source)
>>         at
>>     sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
>>         at java.lang.reflect.Method.invoke(Method.java:597)
>>         at
>>     org.apache.tools.ant.dispatch.DispatchUtils.execute(DispatchUtils.java:105)
>>         at org.apache.tools.ant.Task.perform(Task.java:348)
>>         at
>>     com.canoo.webtest.ant.TestStepSequence.executeSteps(TestStepSequence.java:43)
>>         at
>>     com.canoo.webtest.ant.TestStepSequence.doExecute(TestStepSequence.java:31)
>>         at com.canoo.webtest.steps.Step.execute(Step.java:103)
>>         at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
>>         at
>>     sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
>>         at
>>     sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
>>         at java.lang.reflect.Method.invoke(Method.java:597)
>>         at
>>     org.apache.tools.ant.dispatch.DispatchUtils.execute(DispatchUtils.java:105)
>>         at org.apache.tools.ant.Task.perform(Task.java:348)
>>         at
>>     com.canoo.webtest.ant.WebtestTask.executeSteps(WebtestTask.java:236)
>>         at com.canoo.webtest.ant.WebtestTask.execute(WebtestTask.java:208)
>>         at
>>     org.apache.tools.ant.UnknownElement.execute(UnknownElement.java:288)
>>         at sun.reflect.GeneratedMethodAccessor2.invoke(Unknown Source)
>>         at
>>     sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
>>         at java.lang.reflect.Method.invoke(Method.java:597)
>>         at
>>     org.apache.tools.ant.dispatch.DispatchUtils.execute(DispatchUtils.java:105)
>>         at org.apache.tools.ant.Task.perform(Task.java:348)
>>         at org.apache.tools.ant.Target.execute(Target.java:357)
>>         at org.apache.tools.ant.Target.performTasks(Target.java:385)
>>         at
>>     org.apache.tools.ant.Project.executeSortedTargets(Project.java:1329)
>>         at
>>     org.apache.tools.ant.helper.SingleCheckExecutor.executeTargets(SingleCheckExecutor.java:38)
>>         at org.apache.tools.ant.Project.executeTargets(Project.java:1181)
>>         at org.apache.tools.ant.taskdefs.Ant.execute(Ant.java:416)
>>         at
>>     org.apache.tools.ant.UnknownElement.execute(UnknownElement.java:288)
>>         at sun.reflect.GeneratedMethodAccessor2.invoke(Unknown Source)
>>         at
>>     sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
>>         at java.lang.reflect.Method.invoke(Method.java:597)
>>         at
>>     org.apache.tools.ant.dispatch.DispatchUtils.execute(DispatchUtils.java:105)
>>         at org.apache.tools.ant.Task.perform(Task.java:348)
>>         at org.apache.tools.ant.Target.execute(Target.java:357)
>>         at org.apache.tools.ant.Target.performTasks(Target.java:385)
>>         at
>>     org.apache.tools.ant.Project.executeSortedTargets(Project.java:1329)
>>         at
>>     org.apache.tools.ant.helper.SingleCheckExecutor.executeTargets(SingleCheckExecutor.java:38)
>>         at org.apache.tools.ant.Project.executeTargets(Project.java:1181)
>>         at org.apache.tools.ant.taskdefs.Ant.execute(Ant.java:416)
>>         at
>>     org.apache.tools.ant.UnknownElement.execute(UnknownElement.java:288)
>>         at sun.reflect.GeneratedMethodAccessor2.invoke(Unknown Source)
>>         at
>>     sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
>>         at java.lang.reflect.Method.invoke(Method.java:597)
>>         at
>>     org.apache.tools.ant.dispatch.DispatchUtils.execute(DispatchUtils.java:105)
>>         at org.apache.tools.ant.Task.perform(Task.java:348)
>>         at org.apache.tools.ant.Target.execute(Target.java:357)
>>         at org.apache.tools.ant.Target.performTasks(Target.java:385)
>>         at
>>     org.apache.tools.ant.Project.executeSortedTargets(Project.java:1329)
>>         at
>>     org.apache.tools.ant.helper.SingleCheckExecutor.executeTargets(SingleCheckExecutor.java:38)
>>         at org.apache.tools.ant.Project.executeTargets(Project.java:1181)
>>         at org.apache.tools.ant.taskdefs.Ant.execute(Ant.java:416)
>>         at
>>     org.apache.tools.ant.taskdefs.CallTarget.execute(CallTarget.java:105)
>>         at
>>     org.apache.tools.ant.UnknownElement.execute(UnknownElement.java:288)
>>         at sun.reflect.GeneratedMethodAccessor2.invoke(Unknown Source)
>>         at
>>     sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
>>         at java.lang.reflect.Method.invoke(Method.java:597)
>>         at
>>     org.apache.tools.ant.dispatch.DispatchUtils.execute(DispatchUtils.java:105)
>>         at org.apache.tools.ant.Task.perform(Task.java:348)
>>         at org.apache.tools.ant.Target.execute(Target.java:357)
>>         at org.apache.tools.ant.Target.performTasks(Target.java:385)
>>         at
>>     org.apache.tools.ant.Project.executeSortedTargets(Project.java:1329)
>>         at org.apache.tools.ant.Project.executeTarget(Project.java:1298)
>>         at
>>     org.apache.tools.ant.helper.DefaultExecutor.executeTargets(DefaultExecutor.java:41)
>>         at org.apache.tools.ant.Project.executeTargets(Project.java:1181)
>>         at org.apache.tools.ant.Main.runBuild(Main.java:698)
>>         at org.apache.tools.ant.Main.startAnt(Main.java:199)
>>         at org.apache.tools.ant.launch.Launcher.run(Launcher.java:257)
>>         at org.apache.tools.ant.launch.Launcher.main(Launcher.java:104)
>>
>>     --
>>     Lisa Crispin
>>     Co-author with Janet Gregory, _Agile Testing: A Practical Guide
>>     for Testers and Agile Teams_ (Addison-Wesley 2009)
>>     Contributor to _Beautiful Testing_ (O'Reilly 2009)
>>     http://lisacrispin.com <http://lisacrispin.com/>
>>     @lisacrispin on Twitter
>>
>
>
>
>
> --
> Lisa Crispin
> Co-author with Janet Gregory, _Agile Testing: A Practical Guide for
> Testers and Agile Teams_ (Addison-Wesley 2009)
> Contributor to _Beautiful Testing_ (O'Reilly 2009)
> http://lisacrispin.com
> @lisacrispin on Twitter
>
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