import java.io.*; import java.net.*; import javax.servlet.*; import javax.servlet.http.*;
public class Proxy extends HttpServlet { public void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { String query = null;
response.setContentType("text/html"); PrintWriter out = response.getWriter();
query = request.getParameter("URL"); if (query == null) { response.sendError(HttpServletResponse.SC_BAD_REQUEST, "Missing URL parameter"); return; }
try { query = URLDecoder.decode(query); } catch(Exception exception) { response.sendError(HttpServletResponse.SC_BAD_REQUEST, "URL decode error " + exception); return; }
try { URL url = new URL(query); BufferedReader in = new BufferedReader(new InputStreamReader(url.openStream()));
String line; while ((line = in.readLine()) != null) out.println(line); out.flush(); } catch(IOException exception) { response.sendError(HttpServletResponse.SC_NOT_FOUND, "Exception: " + exception); } } }
|