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Posted to dev@pdfbox.apache.org by "Andreas Lehmkühler (JIRA)" <ji...@apache.org> on 2014/08/07 13:08:11 UTC
[jira] [Comment Edited] (PDFBOX-2154) NPE while rendering files
with type3 fonts
[ https://issues.apache.org/jira/browse/PDFBOX-2154?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14046873#comment-14046873 ]
Andreas Lehmkühler edited comment on PDFBOX-2154 at 8/7/14 11:07 AM:
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Starting with revision http://svn.apache.org/r1606362 PDFBox prints some log information about missing type3 font support instead of throwing a NPE
was (Author: lehmi):
Starting with revision PDFBox prints some log information about missing type3 font support instead of throwing a NPE
> NPE while rendering files with type3 fonts
> ------------------------------------------
>
> Key: PDFBOX-2154
> URL: https://issues.apache.org/jira/browse/PDFBOX-2154
> Project: PDFBox
> Issue Type: Bug
> Affects Versions: 1.8.3, 1.8.4, 1.8.5, 1.8.6, 1.8.7
> Reporter: Tilman Hausherr
> Assignee: Andreas Lehmkühler
> Labels: type3
> Fix For: 1.8.7
>
>
> I get this NPE with the files of PDFBOX-1145, PDFBOX-1794, PDFBOX-2023 in 1.8 only:
> java.lang.NullPointerException
> at org.apache.pdfbox.util.PDFStreamEngine.processStream(PDFStreamEngine.java:210)
> at org.apache.pdfbox.pdmodel.font.Type3StreamParser.createImage(Type3StreamParser.java:59)
> at org.apache.pdfbox.pdmodel.font.PDType3Font.createImageIfNecessary(PDType3Font.java:80)
> at org.apache.pdfbox.pdmodel.font.PDType3Font.drawString(PDType3Font.java:102)
> at org.apache.pdfbox.pdfviewer.PageDrawer.processTextPosition(PageDrawer.java:256)
> at org.apache.pdfbox.util.PDFStreamEngine.processEncodedText(PDFStreamEngine.java:499)
> at org.apache.pdfbox.util.operator.ShowText.process(ShowText.java:45)
> at org.apache.pdfbox.util.PDFStreamEngine.processOperator(PDFStreamEngine.java:557)
> at org.apache.pdfbox.util.PDFStreamEngine.processSubStream(PDFStreamEngine.java:268)
> at org.apache.pdfbox.util.PDFStreamEngine.processSubStream(PDFStreamEngine.java:235)
> at org.apache.pdfbox.util.PDFStreamEngine.processStream(PDFStreamEngine.java:215)
> at org.apache.pdfbox.pdfviewer.PageDrawer.drawPage(PageDrawer.java:135)
> at org.apache.pdfbox.pdmodel.PDPage.convertToImage(PDPage.java:801)
> at org.apache.pdfbox.util.TestPDFToImage.doTestFile(TestPDFToImage.java:232)
> at org.apache.pdfbox.util.TestPDFToImage.testRenderImage(TestPDFToImage.java:344)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
> at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> at java.lang.reflect.Method.invoke(Method.java:606)
> at junit.framework.TestCase.runTest(TestCase.java:168)
> at junit.framework.TestCase.runBare(TestCase.java:134)
> at junit.framework.TestResult$1.protect(TestResult.java:110)
> at junit.framework.TestResult.runProtected(TestResult.java:128)
> at junit.framework.TestResult.run(TestResult.java:113)
> at junit.framework.TestCase.run(TestCase.java:124)
> at junit.framework.TestSuite.runTest(TestSuite.java:232)
> at junit.framework.TestSuite.run(TestSuite.java:227)
> at junit.textui.TestRunner.doRun(TestRunner.java:116)
> at junit.textui.TestRunner.start(TestRunner.java:180)
> at junit.textui.TestRunner.main(TestRunner.java:138)
> at org.apache.pdfbox.util.TestPDFToImage.main(TestPDFToImage.java:394)
> After fixing PDFStreamEngine.processStream() like this
> {code}
> if (aPage == null)
> {
> graphicsState = new PDGraphicsState();
> }
> else
> {
> graphicsState = new PDGraphicsState(aPage.findCropBox());
> }
> {code}
> I get another NPE:
> java.lang.NullPointerException
> at org.apache.pdfbox.pdmodel.font.Type3StreamParser.createImage(Type3StreamParser.java:60)
> at org.apache.pdfbox.pdmodel.font.PDType3Font.createImageIfNecessary(PDType3Font.java:80)
> at org.apache.pdfbox.pdmodel.font.PDType3Font.drawString(PDType3Font.java:102)
> at org.apache.pdfbox.pdfviewer.PageDrawer.processTextPosition(PageDrawer.java:256)
> at org.apache.pdfbox.util.PDFStreamEngine.processEncodedText(PDFStreamEngine.java:506)
> at org.apache.pdfbox.util.operator.ShowText.process(ShowText.java:45)
> at org.apache.pdfbox.util.PDFStreamEngine.processOperator(PDFStreamEngine.java:564)
> at org.apache.pdfbox.util.PDFStreamEngine.processSubStream(PDFStreamEngine.java:275)
> at org.apache.pdfbox.util.PDFStreamEngine.processSubStream(PDFStreamEngine.java:242)
> at org.apache.pdfbox.util.PDFStreamEngine.processStream(PDFStreamEngine.java:222)
> at org.apache.pdfbox.pdfviewer.PageDrawer.drawPage(PageDrawer.java:135)
> at org.apache.pdfbox.pdmodel.PDPage.convertToImage(PDPage.java:801)
> at org.apache.pdfbox.util.TestPDFToImage.doTestFile(TestPDFToImage.java:232)
> at org.apache.pdfbox.util.TestPDFToImage.testRenderImage(TestPDFToImage.java:344)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
> at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> at java.lang.reflect.Method.invoke(Method.java:606)
> at junit.framework.TestCase.runTest(TestCase.java:168)
> at junit.framework.TestCase.runBare(TestCase.java:134)
> at junit.framework.TestResult$1.protect(TestResult.java:110)
> at junit.framework.TestResult.runProtected(TestResult.java:128)
> at junit.framework.TestResult.run(TestResult.java:113)
> at junit.framework.TestCase.run(TestCase.java:124)
> at junit.framework.TestSuite.runTest(TestSuite.java:232)
> at junit.framework.TestSuite.run(TestSuite.java:227)
> at junit.textui.TestRunner.doRun(TestRunner.java:116)
> at junit.textui.TestRunner.start(TestRunner.java:180)
> at junit.textui.TestRunner.main(TestRunner.java:138)
> at org.apache.pdfbox.util.TestPDFToImage.main(TestPDFToImage.java:394)
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