2013-10-24 2 views
0

Я попытался ниже код для чтения PDF:Не удается прочитать встроенный шрифт ESNOYH + Calibri-Жирный чтения Pdf

val byteArrayOutPutStream: ByteArrayOutputStream = new ByteArrayOutputStream 
    val file = new File(path + name) 
    val inputStream = new FileInputStream(file) 
    val document = new PDFDocumentReader(inputStream) 
    var result: List[BufferedImage] = Nil 
    val numPgs = document.getNumberOfPages 

    for (i <- 0 until numPgs) { 
     val pageDetail = new PageDetail("", "", i, "") 
     val resourceDetails = document.getPageAsImage(pageDetail) 

     val image = ImageIO.read(new ByteArrayInputStream(resourceDetails.getBytes())) 
     result ::= image 
    } 

Но в определенном формате PDF, я получаю следующее сообщение об ошибке:

Oct 24, 2013 10:48:01 AM org.apache.pdfbox.pdmodel.font.PDTrueTypeFont getawtFont 
INFO: Can't read the embedded font ESNOYH+Calibri-Bold 
Oct 24, 2013 10:48:01 AM org.apache.pdfbox.util.PDFStreamEngine processOperator 
WARNING: java.lang.NullPointerException 
java.lang.NullPointerException 
    at org.apache.pdfbox.pdmodel.font.PDTrueTypeFont.getawtFont(PDTrueTypeFont.java:427) 
    at org.apache.pdfbox.pdmodel.font.PDSimpleFont.drawString(PDSimpleFont.java:97) 
    at org.apache.pdfbox.pdfviewer.PageDrawer.processTextPosition(PageDrawer.java:190) 
    at org.apache.pdfbox.util.PDFStreamEngine.processEncodedText(PDFStreamEngine.java:494) 
    at org.apache.pdfbox.util.operator.ShowTextGlyph.process(ShowTextGlyph.java:62) 
    at org.apache.pdfbox.util.PDFStreamEngine.processOperator(PDFStreamEngine.java:551) 
    at org.apache.pdfbox.util.PDFStreamEngine.processSubStream(PDFStreamEngine.java:274) 
    at org.apache.pdfbox.util.PDFStreamEngine.processSubStream(PDFStreamEngine.java:251) 
    at org.apache.pdfbox.util.PDFStreamEngine.processStream(PDFStreamEngine.java:225) 
    at org.apache.pdfbox.pdfviewer.PageDrawer.drawPage(PageDrawer.java:107) 
    at org.apache.pdfbox.pdmodel.PDPage.convertToImage(PDPage.java:722) 
    at org.apache.pdfbox.pdmodel.PDPage.convertToImage(PDPage.java:693) 
    at org.dopdf.document.read.pdf.PDFPage.asImage(PDFPage.java:59) 

Как я могу решить эту проблему?

ответ

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