[PDFBOX-5257] NumberFormatException in merge if fieldname is "dummyFieldName1#1"

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 2.0.24
• Fix Version/s: 2.0.25, 3.0.0 PDFBox
• Component/s: Utilities
• External issue URL: https://stackoverflow.com/questions/68740928/pdfbox-java-lang-numberformatexception-for-input-string-11
• Assignee: Tilman Hausherr
• Reporter: Tilman Hausherr
• Created: 11/Aug/21 16:09
• Updated: 17/Dec/21 06:50
• Resolved: 11/Aug/21 17:29

Description

nextFieldNum = Math.max(nextFieldNum, Integer.parseInt(fieldName.substring(prefixLength)) + 1);

needs to be changed to take into account that text after "dummyFieldName" might not be a number.