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https://issues.apache.org/jira/browse/PDFBOX-3542?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15607728#comment-15607728
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Tilman Hausherr edited comment on PDFBOX-3542 at 10/26/16 7:33 AM:
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Loading from a file is best. To save memory, try
{code}
PDDocument.load (file, MemoryUsageSetting.setupTempFileOnly());
{code}



was (Author: tilman):
Loading from a file is best. To save memory, try
{code}
PDDocument.load (new File(), MemoryUsageSetting.setupTempFileOnly());
{code}


> Can PDFBOX use Streams to read PDSignatures from document?
> ----------------------------------------------------------
>
>                 Key: PDFBOX-3542
>                 URL: https://issues.apache.org/jira/browse/PDFBOX-3542
>             Project: PDFBox
>          Issue Type: Wish
>          Components: PDModel
>    Affects Versions: 2.0.3
>            Reporter: Andrea Paternesi
>            Priority: Critical
>
> I did not find a way to avoid loading into memory the whole PDDocument to 
> read the signatures dictionaries.
> If you have very big PDF files (30MB or more), java gets an Out of Memory 
> error.
> Right now i did not find a correct way to load signatures usign stream.
> Can you give any hont?
> Thanks in advance.
> Andrea.



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