Eric Lim created FOP-2673:
-----------------------------

             Summary: [PATCH] FOP-PDF-IMAGES add on throws NullPointerException
                 Key: FOP-2673
                 URL: https://issues.apache.org/jira/browse/FOP-2673
             Project: FOP
          Issue Type: Bug
          Components: renderer/pdf
            Reporter: Eric Lim


fop-pdf-images add-on throws an NPE when the source PDF is an empty PDF.  This 
issue started when fop upgraded to pdfbox 2.

java.lang.NullPointerException
        at org.apache.commons.io.IOUtils.copyLarge(IOUtils.java:1792)
        at org.apache.commons.io.IOUtils.copyLarge(IOUtils.java:1769)
        at org.apache.commons.io.IOUtils.copy(IOUtils.java:1744)
        at org.apache.fop.render.pdf.pdfbox.PDFBoxAdapter.getContents(Unknown 
Source)
        at 
org.apache.fop.render.pdf.pdfbox.PDFBoxAdapter.createStreamFromPDFBoxPage(Unknown
 Source)
        at 
org.apache.fop.render.pdf.pdfbox.AbstractPDFBoxHandler.createStreamForPDF(Unknown
 Source)
        at 
org.apache.fop.render.pdf.pdfbox.PDFBoxImageHandler.handleImage(Unknown Source)
        at 
org.apache.fop.render.intermediate.AbstractIFPainter.drawImage(AbstractIFPainter.java:249)
        at 
org.apache.fop.render.intermediate.AbstractIFPainter.drawImage(AbstractIFPainter.java:205)
        at 
org.apache.fop.render.intermediate.AbstractIFPainter.drawImageUsingImageHandler(AbstractIFPainter.java:170)
        at 
org.apache.fop.render.pdf.PDFPainter.drawImageUsingURI(PDFPainter.java:218)
        at org.apache.fop.render.pdf.PDFPainter.drawImage(PDFPainter.java:181)
        at 
org.apache.fop.render.intermediate.IFRenderer.drawImage(IFRenderer.java:1294)
        at 
org.apache.fop.render.intermediate.IFRenderer.renderImage(IFRenderer.java:1281)
        at 
org.apache.fop.render.AbstractRenderer.renderInlineViewport(AbstractRenderer.java:858)
        at 
org.apache.fop.render.AbstractPathOrientedRenderer.renderInlineViewport(AbstractPathOrientedRenderer.java:832)
        at 
org.apache.fop.render.intermediate.IFRenderer.renderInlineViewport(IFRenderer.java:862)
        at 
org.apache.fop.render.AbstractRenderer.renderInlineArea(AbstractRenderer.java:715)
        at 
org.apache.fop.render.intermediate.IFRenderer.renderInlineArea(IFRenderer.java:926)
        at 
org.apache.fop.render.AbstractRenderer.renderLineArea(AbstractRenderer.java:690)
        at 
org.apache.fop.render.AbstractRenderer.renderBlocks(AbstractRenderer.java:572)
        at 
org.apache.fop.render.AbstractRenderer.renderBlock(AbstractRenderer.java:613)
        at 
org.apache.fop.render.intermediate.IFRenderer.renderBlock(IFRenderer.java:998)
        at 
org.apache.fop.render.AbstractRenderer.renderBlocks(AbstractRenderer.java:557)
        at 
org.apache.fop.render.AbstractRenderer.renderFlow(AbstractRenderer.java:458)
        at 
org.apache.fop.render.AbstractPathOrientedRenderer.renderFlow(AbstractPathOrientedRenderer.java:785)
        at 
org.apache.fop.render.AbstractRenderer.renderMainReference(AbstractRenderer.java:435)
        at 
org.apache.fop.render.AbstractRenderer.renderBodyRegion(AbstractRenderer.java:359)
        at 
org.apache.fop.render.AbstractRenderer.renderRegionViewport(AbstractRenderer.java:306)
        at 
org.apache.fop.render.intermediate.IFRenderer.renderRegionViewport(IFRenderer.java:737)
        at 
org.apache.fop.render.AbstractRenderer.renderPageAreas(AbstractRenderer.java:271)
        at 
org.apache.fop.render.AbstractRenderer.renderPage(AbstractRenderer.java:244)
        at 
org.apache.fop.render.intermediate.IFRenderer.renderPage(IFRenderer.java:587)
        at 
org.apache.fop.area.RenderPagesModel.addPage(RenderPagesModel.java:123)
        at 
org.apache.fop.layoutmgr.AbstractPageSequenceLayoutManager.finishPage(AbstractPageSequenceLayoutManager.java:316)
        at 
org.apache.fop.layoutmgr.PageSequenceLayoutManager.finishPage(PageSequenceLayoutManager.java:226)
        at 
org.apache.fop.layoutmgr.PageSequenceLayoutManager.activateLayout(PageSequenceLayoutManager.java:145)
        at 
org.apache.fop.area.AreaTreeHandler.endPageSequence(AreaTreeHandler.java:267)
        at 
org.apache.fop.fo.pagination.PageSequence.endOfNode(PageSequence.java:130)
        at 
org.apache.fop.fo.FOTreeBuilder$MainFOHandler.endElement(FOTreeBuilder.java:360)
        at org.apache.fop.fo.FOTreeBuilder.endElement(FOTreeBuilder.java:190)
        at org.apache.xerces.parsers.AbstractSAXParser.endElement(Unknown 
Source)
        at 
org.apache.xerces.impl.XMLNSDocumentScannerImpl.scanEndElement(Unknown Source)
        at 
org.apache.xerces.impl.XMLDocumentFragmentScannerImpl$FragmentContentDispatcher.dispatch(Unknown
 Source)
        at 
org.apache.xerces.impl.XMLDocumentFragmentScannerImpl.scanDocument(Unknown 
Source)
        at org.apache.xerces.parsers.XML11Configuration.parse(Unknown Source)
        at org.apache.xerces.parsers.XML11Configuration.parse(Unknown Source)
        at org.apache.xerces.parsers.XMLParser.parse(Unknown Source)
        at org.apache.xerces.parsers.AbstractSAXParser.parse(Unknown Source)
        at org.apache.xerces.jaxp.SAXParserImpl$JAXPSAXParser.parse(Unknown 
Source)
        at 
com.icl.saxon.IdentityTransformer.transform(IdentityTransformer.java:59)



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