[jira] [Closed] (PDFBOX-4808) Issue while merging documents

["Tilman Hausherr (Jira)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/PDFBOX-4808?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Tilman Hausherr closed PDFBOX-4808.
-----------------------------------
    Resolution: Not A Bug

Closing as this is not a bug. You can still comment. I read in SO that you're using jdk 1.7. You should update to 1.8 at least, e.g. Amazon Corretto.

> Issue while merging documents
> -----------------------------
>
>                 Key: PDFBOX-4808
>                 URL: https://issues.apache.org/jira/browse/PDFBOX-4808
>             Project: PDFBox
>          Issue Type: Bug
>          Components: Crypto
>    Affects Versions: 2.0.9
>            Reporter: Sunil
>            Priority: Major
>         Attachments: screenshot-1.png
>
>
>  
> I am trying PDFBox for merging multiple PDF documents. Code is below. I am facing an issue. For a few PDF files i am getting "java.io.IOException: java.security.InvalidKeyException: Illegal key size". I am not sure what is going on. Could someone please help me ? 
> Could you please also let me know if PDFBox has restriction on PDFstandards/types etc ?
>  
> {{    PDFMergerUtility PDFutility = new PDFMergerUtility();ByteArrayOutputStream mergedPdf = new ByteArrayOutputStream();PDFutility.addSources(pdfDocs);PDFutility.setDestinationStream(mergedPdf);PDFutility.mergeDocuments();}}
> {{}}
> Caused by: java.io.IOException: java.security.InvalidKeyException: Illegal key size at org.apache.pdfbox.pdmodel.encryption.StandardSecurityHandler.computeEncryptedKeyRev56(StandardSecurityHandler.java:779) at org.apache.pdfbox.pdmodel.encryption.StandardSecurityHandler.computeEncryptedKey(StandardSecurityHandler.java:681) at org.apache.pdfbox.pdmodel.encryption.StandardSecurityHandler.prepareForDecryption(StandardSecurityHandler.java:256) at org.apache.pdfbox.pdfparser.COSParser.prepareDecryption(COSParser.java:2929) at org.apache.pdfbox.pdfparser.COSParser.retrieveTrailer(COSParser.java:286) at org.apache.pdfbox.pdfparser.PDFParser.initialParse(PDFParser.java:173) at org.apache.pdfbox.pdfparser.PDFParser.parse(PDFParser.java:226) at org.apache.pdfbox.pdmodel.PDDocument.load(PDDocument.java:1222) at org.apache.pdfbox.pdmodel.PDDocument.load(PDDocument.java:1140) at org.apache.pdfbox.multipdf.PDFMergerUtility.legacyMergeDocuments(PDFMergerUtility.java:455) at org.apache.pdfbox.multipdf.PDFMergerUtility.mergeDocuments(PDFMergerUtility.java:346) at org.apache.pdfbox.multipdf.PDFMergerUtility.mergeDocuments(PDFMergerUtility.java:330){{}}



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