Next time, post the stack trace!
For everyone's reference, here is the stack trace:
java.lang.RuntimeException: - is not a valid number -
java.lang.NumberFormatException: For input string: "-"
at com.itextpdf.text.pdf.PdfNumber.<init>(PdfNumber.java:83)
at
com.itextpdf.text.pdf.PdfContentParser.readPRObject(PdfContentParser.java:180)
at
com.itextpdf.text.pdf.PdfContentParser.parse(PdfContentParser.java:89)
at
com.itextpdf.text.pdf.parser.PdfContentStreamProcessor.processContent(PdfContentStreamProcessor.java:358)
at
com.itextpdf.text.pdf.parser.PdfReaderContentParser.processContent(PdfReaderContentParser.java:79)
at
com.itextpdf.text.pdf.parser.PdfTextExtractor.getTextFromPage(PdfTextExtractor.java:73)
at
com.itextpdf.text.pdf.parser.PdfContentReaderTool.listContentStreamForPage(PdfContentReaderTool.java:181)
at
com.itextpdf.text.pdf.parser.PdfContentReaderTool.listContentStream(PdfContentReaderTool.java:204)
at
com.itextpdf.text.pdf.parser.PdfContentReaderTool.main(PdfContentReaderTool.java:248)
A little more digging, and I isolate the problem to this chunk of content:
10 w
1 J
0.0 G
7820 --240 m
7857 --233 l
S
Q
That sure doesn't look like valid PDF to me. So who created this PDF, and
why did they include two negative signs?
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