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  */

 package org.apidesign.bck2brwsr.dew;

 import java.io.ByteArrayInputStream;

 import java.io.ByteArrayOutputStream;

 import java.io.IOException;

 import java.io.InputStream;

 import java.io.InputStreamReader;

 import java.io.OutputStream;

 import java.util.logging.Logger;

 import org.glassfish.grizzly.http.Method;

 import org.glassfish.grizzly.http.server.HttpHandler;

 import org.glassfish.grizzly.http.server.Request;

 import org.glassfish.grizzly.http.server.Response;

 import org.glassfish.grizzly.http.util.HttpStatus;

 import org.json.JSONObject;

 import org.json.JSONTokener;

 /**

  *

  * @author phrebejk

  */

 public class Dew extends HttpHandler {

     private static String html = "Nazdar!";

     @Override

     public void service(Request request, Response response) throws Exception {

         if ( request.getMethod() == Method.POST ) {

             InputStream is = request.getInputStream();

             JSONTokener tok = new JSONTokener(new InputStreamReader(is));

             JSONObject obj = new JSONObject(tok);

             html = obj.getString("html");

             LOG.info(html);

             response.getOutputStream().write("[]".getBytes());

             response.setStatus(HttpStatus.OK_200);

             return;

         }

         String r = request.getHttpHandlerPath();

         if (r == null || r.equals("/")) {

             r = "index.html";

         }

         if (r.equals("/result.html")) {

             response.setContentType("text/html");

             response.getOutputBuffer().write(html);

             response.setStatus(HttpStatus.OK_200);

             return;

         }

         if (r.startsWith("/")) {

             r = r.substring(1);

         }

         if (r.endsWith(".html") || r.endsWith(".xhtml")) {

             response.setContentType("text/html");

         }

         OutputStream os = response.getOutputStream();

         try (InputStream is = Dew.class.getResourceAsStream(r) ) {

             copyStream(is, os, request.getRequestURL().toString() );

         } catch (IOException ex) {

             response.setDetailMessage(ex.getLocalizedMessage());

             response.setError();

             response.setStatus(404);

         }

     }

     private static final Logger LOG = Logger.getLogger(Dew.class.getName());

     static void copyStream(InputStream is, OutputStream os, String baseURL) throws IOException {

         for (;;) {

             int ch = is.read();

             if (ch == -1) {

                 break;

             }

             os.write(ch);            

         }

     }

 }