import javax.servlet.*;
import javax.servlet.http.*;
import java.io.*;

public class CreatePDFServlet extends HttpServlet {
	
	public void doPost(HttpServletRequest req, HttpServletResponse resp) 
						throws ServletException, IOException 
	{
		doGet(req, resp);
	}

	public void doGet(HttpServletRequest req, HttpServletResponse resp)
						throws ServletException, IOException 
	{
		int i = 0;
		int k = 0;
		int maxLength = req.getContentLength();
		byte[] bytes = new byte[maxLength];
		String method = req.getParameter("method");
		String name = req.getParameter("name");
		ServletInputStream si = req.getInputStream();
		while (true)
		{
			k = si.read(bytes,i,maxLength);
			i += k;
			if (k <= 0)
				break;
		}
		if (bytes != null)
		{
			ServletOutputStream stream = resp.getOutputStream();
			resp.setContentType("application/pdf");
			resp.setContentLength(bytes.length);
			resp.setHeader("Content-Disposition",method + ";filename=" + name);
			stream.write(bytes);
			stream.flush();
			stream.close();
		}
		else
		{
			resp.setContentType("text");
			resp.getWriter().write("bytes is null");
		}
	}
}