public byte[] readPDF() {
		File output = new File("C:\\Workspace\\Ksenija.pdf");
		Path pdfPath = null;
		byte[] pdf = null;

		if(output.exists()){
			pdfPath = Paths.get("C:\\Workspace\\Ksenija.pdf");
		}
		else {System.out.print("nema podataka");}
		try {
			pdf = Files.readAllBytes(pdfPath);
		} catch (IOException e) {
			e.printStackTrace();
		}
		return pdf;
		}


	@Override
	public byte[] getPDF() {
		try {
			return this.jdbcTemplate.queryForObject("SELECT GENERIRANI_DOKUMENT FROM INS_RAZNO.CARGOPRIJAVA WHERE ID = 1", byte[].class);
		}
		catch(DataAccessException ex) {
			ex.printStackTrace();
			return null;
		}
	}

 //////////////////////////////////////////////controler

 @RequestMapping(value = "/download")
	public void writer()  throws IOException {
		byte[] pdf = kDAO.getPDF();
		try(FileOutputStream fos = new FileOutputStream("C:\\Users\\y095722\\Desktop\\test.pdf")){
			fos.write(pdf);
		}
		catch(IOException ex) {
			ex.printStackTrace();
		}
	}