@GnanendraPonnala Instead of
pdfMake.createPdf(this.docDefinition).download() try below approach, get
base64 file content & decrypt base64 file content in java.
Javascriptconst pdfDocGenerator =
pdfMake.createPdf(this.docDefinition);pdfDocGenerator.getBase64((data)
=> { fileContent = data //data to be sent in ajax request with attr name
'fileContent'}); Java : String decryptedFileContent = new
String(Base64.decodeBase64(request.getParameter("fileContent")));