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** iam試圖從doPost方法生成我的頁面內容的pdf。但我的Tomcat服務器失敗,每次下面PDFBox在servlets中出錯
是我的代碼
@SuppressWarnings({ "deprecation", "resource" })
protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
try{
String filename="mypdf";
PDDocument mydoc=new PDDocument();
PDPage page=new PDPage();
mydoc.addPage(page);
PDPageContentStream content=new PDPageContentStream(mydoc, page);
content.beginText();
content.setFont(PDType1Font.COURIER_BOLD, 30);
content.moveTextPositionByAmount(250, 750);
content.drawString("syllabus");
content.endText();
content.close();
mydoc.save(filename);
mydoc.close();
System.out.println("the pdf saved at"+System.getProperty("user.dir"));
}catch(IOException ie)
{
System.out.println("IOexception"+ie);
}
}
**
什麼是日誌消息? –