Details
-
Bug
-
Status: Closed
-
Minor
-
Resolution: Not A Problem
-
1.8.2
-
None
-
None
-
Ubuntu Linux & Windows 7 (both JDK6)
Description
I am trying to extract text from PDFs. Extracting text from the test file http://digitalcorpora.org/corp/nps/files/govdocs1/020/020747.pdf causes exceptions to be thrown.
The first:
Exception in thread "main" java.lang.RuntimeException: java.io.IOException: Value is not an integer: 636121514401477526485946144
at org.apache.pdfbox.pdfparser.PDFStreamParser$1.tryNext(PDFStreamParser.java:187)
at org.apache.pdfbox.pdfparser.PDFStreamParser$1.hasNext(PDFStreamParser.java:194)
at org.apache.pdfbox.util.PDFStreamEngine.processSubStream(PDFStreamEngine.java:255)
at org.apache.pdfbox.util.PDFStreamEngine.processSubStream(PDFStreamEngine.java:235)
at org.apache.pdfbox.util.PDFStreamEngine.processStream(PDFStreamEngine.java:215)
at org.apache.pdfbox.util.PDFTextStripper.processPage(PDFTextStripper.java:455)
at org.apache.pdfbox.util.PDFTextStripper.processPages(PDFTextStripper.java:379)
at org.apache.pdfbox.util.PDFTextStripper.writeText(PDFTextStripper.java:335)
Caused by: java.io.IOException: Value is not an integer: 636121514401477526485946144
at org.apache.pdfbox.cos.COSNumber.get(COSNumber.java:104)
at org.apache.pdfbox.pdfparser.PDFStreamParser.parseNextToken(PDFStreamParser.java:351)
at org.apache.pdfbox.pdfparser.PDFStreamParser.access$000(PDFStreamParser.java:46)
at org.apache.pdfbox.pdfparser.PDFStreamParser$1.tryNext(PDFStreamParser.java:182)
Code to cause above exception:
PDFTextStripper ts = new PDFTextStripper();
PrintWriter out = new PrintWriter(new FileWriter(new File ("020747.txt")));
PDDocument doc = PDDocument.load(new File("020747.pdf").toURI().toURL(), true);
ts.setForceParsing(true);
ts.writeText(doc, out);
Using the following code causes a different exception until org.apache.pdfbox.baseParser.pushBackSize is increased (only tested 1024768). After it is increased I get basically the same exception as above
PrintWriter out = new PrintWriter(new FileWriter(new File("020747.txt")));
PDFParser parser = new PDFParser(new FileInputStream(new File("020747.pdf")));
parser.parse();
PDFTextStripper ts = new PDFTextStripper();
ts.setForceParsing(true);
ts.writeText(parser.getPDDocument(), out);