We have just moved to java 11 and aspose 20.10
we are having issue when we generate the pdf for second time
java.lang.NullPointerException: null
at com.aspose.pdf.internal.l5h.l1j.l3y(Unknown Source) ~[aspose.pdf-20.10.jar:20.10]
at com.aspose.pdf.TextState.setFont(Unknown Source) ~[aspose.pdf-20.10.jar:20.10]
at com.aspose.pdf.TextState.lI(Unknown Source) ~[aspose.pdf-20.10.jar:20.10]
at com.aspose.pdf.TextState.lI(Unknown Source) ~[aspose.pdf-20.10.jar:20.10]
at com.aspose.pdf.TextSegment.lI(Unknown Source) ~[aspose.pdf-20.10.jar:20.10]
at com.aspose.pdf.TextBuilder.lI(Unknown Source) ~[aspose.pdf-20.10.jar:20.10]
at com.aspose.pdf.TextBuilder.appendParagraph(Unknown Source) ~[aspose.pdf-20.10.jar:20.10]
at com.aspose.pdf.TextBuilder.appendParagraph(Unknown Source) ~[aspose.pdf-20.10.jar:20.10]
at com.aspose.pdf.l11y.lI(Unknown Source) ~[aspose.pdf-20.10.jar:20.10]
at com.aspose.pdf.l11y.lI(Unknown Source) ~[aspose.pdf-20.10.jar:20.10]
at com.aspose.pdf.l11y.le(Unknown Source) ~[aspose.pdf-20.10.jar:20.10]
at com.aspose.pdf.Page.lf(Unknown Source) ~[aspose.pdf-20.10.jar:20.10]
at com.aspose.pdf.Page.lc(Unknown Source) ~[aspose.pdf-20.10.jar:20.10]
at com.aspose.pdf.ADocument.processParagraphs(Unknown Source) ~[aspose.pdf-20.10.jar:20.10]
at com.aspose.pdf.Document.processParagraphs(Unknown Source) ~[aspose.pdf-20.10.jar:20.10]
Below is code
public byte[] generatePdf()
throws Exception {
//Create a section in the Pdf object and page setup
boolean isExportToPDF = true;
pdfDocument = new Document();
ByteArrayOutputStream pdfFile = new ByteArrayOutputStream();
String absolute= absolutePath(false);
//for setting fonts and license
String fontPath = absolute+"fonts/msttcorefonts/";
FontRepository.addLocalFontPath(fontPath);
License license= new com.aspose.pdf.License();
String lic = PDFConstants.licence;
InputStream is = new ByteArrayInputStream(lic.getBytes());
license.setLicense(is);
Page page =pdfDocument.getPages().add();
page.getPageInfo().setHeight(PageSize.getA4().getHeight());
page.getPageInfo().setWidth(PageSize.getA3().getWidth());
page.getPageInfo().getMargin().setTop(72);
page.getPageInfo().getMargin().setBottom(72);
page.getPageInfo().getMargin().setLeft(72);
page.getPageInfo().getMargin().setRight(72);
TextFragment t1 = new TextFragment("This is a test");
t1.getTextState().setFont(arialFont);
t1.getTextState().setFontSize(12);
t1.getTextState().setForegroundColor(gray);
t1.getTextState().setFontStyle(bold);
t1.getTextState().setHorizontalAlignment(HorizontalAlignment.Center);
page.getParagraphs().add(t1);
page.getParagraphs().add(PDFConstants.newLine);
page.getParagraphs().add(PDFConstants.newLine);
byte[] arrayOfByte = null;
//Rendering PDF sections
try {
TextStamp textStamp = new TextStamp("DRAFT");
// set whether stamp is background
textStamp.setBackground(true);
// rotate stamp
textStamp.setRotateAngle(45);
// set origin
textStamp.setXIndent(100);
textStamp.setYIndent(100);
// set text properties
textStamp.getTextState().setFont(arialFont);
textStamp.getTextState().setFontSize(200.0F);
textStamp.getTextState().setFontStyle(bold);
textStamp.getTextState().setForegroundColor(water);
// add stamp to all pages
pdfDocument.processParagraphs();
for (int pageCounter = 1; pageCounter <= pdfDocument.getPages().size(); pageCounter++) {
pdfDocument.getPages().get_Item(pageCounter).addStamp(textStamp);
}
pdfDocument.optimize();
pdfDocument.setPageLayout(PageLayout.OneColumn);
pdfDocument.save(pdfFile);
arrayOfByte = pdfFile.toByteArray();
pdfDocument.close();
pdfFile.close();
logger.info("arrayOfByte Size" +arrayOfByte.length);
} catch (Exception e) {
logger.error("Exception in EWRGeneratePDF.reviewCompletePdf() is :: ",e);
}
return arrayOfByte ;//pdfFile.toByteArray();
}
public static void main(String[] args) {
GeneratePDF pdf = new GeneratePDF();
GeneratePDF pdf2 = new GeneratePDF();
try {
byte[] arrayOfByte = pdf.generatePdf( );
System.out.println(“arrayOfByte Size first…” +arrayOfByte.length);
pdf = null;
System.gc();
byte[] arrayOfByte2 = pdf2.generatePdf( );
System.out.println(“arrayOfByte Size second…” +arrayOfByte2.length);
pdf = null;
System.gc();
} catch (Exception e) {
e.printStackTrace();
}
}
Issue comes for second time time excution
Plz let me know asap