package at.gv.egiz.simpleSigning;

import java.io.IOException;
import java.io.OutputStream;

import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import at.gv.egiz.simpleSigning.helper.SessionHelper;

@WebServlet("/Provide")
public class Provider extends HttpServlet {
	/**
	 * 
	 */
	private static final long serialVersionUID = 7338000172211889255L;

	private static final Logger logger = LoggerFactory
			.getLogger(Provider.class);

	@Override
	protected void doGet(HttpServletRequest req, HttpServletResponse resp)
			throws ServletException, IOException {
		try {
			byte[] data = SessionHelper.getDocument(req);
			if (data == null) {
				resp.setStatus(HttpServletResponse.SC_NOT_FOUND);
				resp.setContentLength(0);
				return;
			}

			resp.setContentType("application/pdf");
			OutputStream os = resp.getOutputStream();
			os.write(data);
			os.close();
		} catch (Throwable e) {
			logger.error("Provide failed!", e);
		}
	}
}