public String json() throws IOException, TransformerException, SAXException, ParserConfigurationException {
		Gson gson = new Gson();

		String result = gson.toJson(selectedEvidence);
		String xml = JSONvXML.readFile(result);



		return xml;
	}

	public void download() throws IOException, TransformerException, SAXException, ParserConfigurationException {


		String fileName = "Verzija";
	    FacesContext fc = FacesContext.getCurrentInstance();
	    ExternalContext ec = fc.getExternalContext();

	    ec.responseReset(); // Some JSF component library or some Filter might have set some headers in the buffer beforehand. We want to get rid of them, else it may collide.
	    ec.setResponseContentType("application/pdf");
	    ec.setResponseHeader("Content-Disposition", "attachment; filename=\"" + fileName + "\""); // Shrani z Pop-up window

	    OutputStream output = ec.getResponseOutputStream();

		String xml = json();
		OutputStreamWriter osw = new OutputStreamWriter(output);
		PrintWriter writer = new PrintWriter(osw);
		writer.write(xml);
		writer.flush();
		writer.close();

		XmlVPDF v = new XmlVPDF();

		v.toPDF(xml, output);


	    fc.responseComplete(); // Important! Otherwise JSF will attempt to render the response which obviously will fail since it's already written with a file and closed.
	}