philip huang created PDFBOX-1331:
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Summary: Can't load any text when font is null
Key: PDFBOX-1331
URL: https://issues.apache.org/jira/browse/PDFBOX-1331
Project: PDFBox
Issue Type: Bug
Components: PDModel
Affects Versions: 1.7.0, 1.8.0
Environment: JDK 1.6 64bit
Reporter: philip huang
Open 19472133.PDF PdfboxReader without "-nonSeq" parameter.
Turn to page 3, many NullPointerExceptions are displayed, and pdfviewer can't
show any text.
java.lang.NullPointerException
at
org.apache.pdfbox.util.PDFStreamEngine.processEncodedText(PDFStreamEngine.java:366)
at
org.apache.pdfbox.util.operator.ShowTextGlyph.process(ShowTextGlyph.java:62)
at
org.apache.pdfbox.util.PDFStreamEngine.processOperator(PDFStreamEngine.java:556)
at
org.apache.pdfbox.util.PDFStreamEngine.processSubStream(PDFStreamEngine.java:270)
at
org.apache.pdfbox.util.PDFStreamEngine.processSubStream(PDFStreamEngine.java:246)
at
org.apache.pdfbox.util.PDFStreamEngine.processStream(PDFStreamEngine.java:217)
at org.apache.pdfbox.pdfviewer.PageDrawer.drawPage(PageDrawer.java:119)
at org.apache.pdfbox.pdfviewer.PDFPagePanel.paint(PDFPagePanel.java:98)
java.util.EmptyStackException
at java.util.Stack.peek(Stack.java:85)
at
org.apache.pdfbox.util.PDFStreamEngine.getFonts(PDFStreamEngine.java:601)
at
org.apache.pdfbox.util.operator.SetTextFont.process(SetTextFont.java:54)
at
org.apache.pdfbox.util.PDFStreamEngine.processOperator(PDFStreamEngine.java:556)
at
org.apache.pdfbox.util.PDFStreamEngine.processSubStream(PDFStreamEngine.java:270)
at
org.apache.pdfbox.util.PDFStreamEngine.processSubStream(PDFStreamEngine.java:246)
at
org.apache.pdfbox.util.PDFStreamEngine.processStream(PDFStreamEngine.java:217)
at org.apache.pdfbox.pdfviewer.PageDrawer.drawPage(PageDrawer.java:119)
at org.apache.pdfbox.pdfviewer.PDFPagePanel.paint(PDFPagePanel.java:98)
at javax.swing.JComponent.paintChildren(JComponent.java:862)
Open document with "-nonSeq" parameter
Exception in thread "main" java.io.IOException: Error reading stream using
length value. Expected='endstream' actual=''
at
org.apache.pdfbox.pdfparser.NonSequentialPDFParser.parseCOSStream(NonSequentialPDFParser.java:1327)
at
org.apache.pdfbox.pdfparser.NonSequentialPDFParser.parseObjectDynamically(NonSequentialPDFParser.java:1032)
at
org.apache.pdfbox.pdfparser.NonSequentialPDFParser.parseObjectDynamically(NonSequentialPDFParser.java:955)
at
org.apache.pdfbox.pdfparser.NonSequentialPDFParser.parseDictObjects(NonSequentialPDFParser.java:929)
at
org.apache.pdfbox.pdfparser.NonSequentialPDFParser.initialParse(NonSequentialPDFParser.java:337)
at
org.apache.pdfbox.pdfparser.NonSequentialPDFParser.parse(NonSequentialPDFParser.java:574)
at org.apache.pdfbox.pdmodel.PDDocument.loadNonSeq(PDDocument.java:1124)
at org.apache.pdfbox.PDFReader.parseDocument(PDFReader.java:378)
at org.apache.pdfbox.PDFReader.openPDFFile(PDFReader.java:319)
at org.apache.pdfbox.PDFReader.main(PDFReader.java:305)
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