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https://issues.apache.org/jira/browse/PDFBOX-2605?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14282194#comment-14282194
]
ASF subversion and git services commented on PDFBOX-2605:
---------------------------------------------------------
Commit 1652922 from [~jahewson] in branch 'pdfbox/trunk'
[ https://svn.apache.org/r1652922 ]
PDFBOX-2605: Subset each font only once
> Multiple text operations on page cause NPE in TTFSubsetter
> ----------------------------------------------------------
>
> Key: PDFBOX-2605
> URL: https://issues.apache.org/jira/browse/PDFBOX-2605
> Project: PDFBox
> Issue Type: Bug
> Components: FontBox
> Affects Versions: 2.0.0
> Environment: Java 1.7, Mac OS X 10.8 64 bit, Deja Vu fonts ver 2.34
> from http://dejavu-fonts.org
> Reporter: Martin Sivák
>
> When multiple beginText/endText pairs are called within one page, the
> contentStream.close() fails with:
> {code}
> java.lang.NullPointerException
> at
> org.apache.fontbox.ttf.TTFSubsetter.getUnicodeCmap(TTFSubsetter.java:96)
> at org.apache.fontbox.ttf.TTFSubsetter.<init>(TTFSubsetter.java:85)
> at
> org.apache.pdfbox.pdmodel.font.TrueTypeEmbedder.subset(TrueTypeEmbedder.java:296)
> at
> org.apache.pdfbox.pdmodel.font.PDType0Font.subset(PDType0Font.java:112)
> at
> org.apache.pdfbox.pdmodel.edit.PDPageContentStream.close(PDPageContentStream.java:2049)
> at
> org.marsik.elshelves.backend.services.StickerServiceTest.testFailingUnicodePDF(StickerServiceTest.java:60)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> at
> org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:47)
> at
> org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
> at
> org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:44)
> at
> org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)
> at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:271)
> at
> org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:70)
> at
> org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:50)
> at org.junit.runners.ParentRunner$3.run(ParentRunner.java:238)
> at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:63)
> at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:236)
> at org.junit.runners.ParentRunner.access$000(ParentRunner.java:53)
> at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:229)
> at org.junit.runners.ParentRunner.run(ParentRunner.java:309)
> at org.junit.runner.JUnitCore.run(JUnitCore.java:160)
> at
> com.intellij.junit4.JUnit4IdeaTestRunner.startRunnerWithArgs(JUnit4IdeaTestRunner.java:74)
> at
> com.intellij.rt.execution.junit.JUnitStarter.prepareStreamsAndStart(JUnitStarter.java:211)
> at
> com.intellij.rt.execution.junit.JUnitStarter.main(JUnitStarter.java:67)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
> at com.intellij.rt.execution.application.AppMain.main(AppMain.java:134)
> {code}
> This can be reproduced using the following test case.
> {code}
> package org.marsik.elshelves.backend.services;
> import org.apache.pdfbox.pdmodel.PDDocument;
> import org.apache.pdfbox.pdmodel.PDPage;
> import org.apache.pdfbox.pdmodel.common.PDRectangle;
> import org.apache.pdfbox.pdmodel.edit.PDPageContentStream;
> import org.apache.pdfbox.pdmodel.font.PDFont;
> import org.apache.pdfbox.pdmodel.font.PDType0Font;
> import org.junit.Test;
> public class StickerServiceTest {
> @Test
> public void testWorkingUnicodePDF() throws Exception {
> PDDocument document = new PDDocument();
> PDFont titleFont = PDType0Font.load(document,
> this.getClass().getResourceAsStream("/DejaVuSans-Bold.ttf"));
> PDPage page = new PDPage(PDRectangle.A4);
> document.addPage(page);
> PDPageContentStream contentStream = new PDPageContentStream(document,
> page);
> contentStream.beginText();
> contentStream.setFont(titleFont, 12);
> contentStream.newLineAtOffset(0, 100);
> contentStream.showText("Pěkný žluťoučký kůň úpěl ďábelské ódy");
> contentStream.endText();
> contentStream.close();
> document.close();
> }
> @Test
> public void testFailingUnicodePDF() throws Exception {
> PDDocument document = new PDDocument();
> PDFont titleFont = PDType0Font.load(document,
> this.getClass().getResourceAsStream("/DejaVuSans-Bold.ttf"));
> PDPage page = new PDPage(PDRectangle.A4);
> document.addPage(page);
> PDPageContentStream contentStream = new PDPageContentStream(document,
> page);
> contentStream.beginText();
> contentStream.setFont(titleFont, 12);
> contentStream.newLineAtOffset(0, 100);
> contentStream.showText("Pěkný žluťoučký kůň úpěl ďábelské ódy");
> contentStream.endText();
> contentStream.beginText();
> contentStream.setFont(titleFont, 12);
> contentStream.newLineAtOffset(0, 200);
> contentStream.showText("Pěkný žluťoučký kůň úpěl ďábelské ódy");
> contentStream.endText();
> contentStream.close();
> document.close();
> }
> }
> {code}
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