[SSR] webB

// Petición HTTP​
URL url = new URL("https://www.google.es");​
HttpURLConnection con = (HttpURLConnection) url.openConnection();​
con.setRequestMethod("GET");​

// Leer la respuesta​
int status = con.getResponseCode();​
BufferedReader in = new BufferedReader(new InputStreamReader(con.getInputStream()));​
String inputLine;​
StringBuffer content = new StringBuffer();​
while ((inputLine = in.readLine()) != null) {​
    content.append(inputLine);​
}​

in.close();​

con.disconnect(); // Cerrar conexión​

// Construir respuesta
public class FullResponseBuilder {
    public static String getFullResponse(HttpURLConnection con) throws IOException {
        StringBuilder fullResponseBuilder = new StringBuilder();

        // read status and message

        // read headers

        // read response content

        return fullResponseBuilder.toString();
    }
}

fullResponseBuilder.append(con.getResponseCode())
  .append(" ")
  .append(con.getResponseMessage())
  .append("\n");

con.getHeaderFields().entrySet().stream()
  .filter(entry -> entry.getKey() != null)
  .forEach(entry -> {
      fullResponseBuilder.append(entry.getKey()).append(": ");
      List headerValues = entry.getValue();
      Iterator it = headerValues.iterator();
      if (it.hasNext()) {
          fullResponseBuilder.append(it.next());
          while (it.hasNext()) {
              fullResponseBuilder.append(", ").append(it.next());
          }
      }
      fullResponseBuilder.append("\n");
});