| package com.google.gwt.examples.http.client; |
| |
| import com.google.gwt.core.client.EntryPoint; |
| import com.google.gwt.http.client.Request; |
| import com.google.gwt.http.client.RequestBuilder; |
| import com.google.gwt.http.client.RequestCallback; |
| import com.google.gwt.http.client.RequestException; |
| import com.google.gwt.http.client.RequestTimeoutException; |
| import com.google.gwt.http.client.Response; |
| import com.google.gwt.user.client.Window; |
| |
| public class TimeoutExample implements EntryPoint { |
| public static void doGetWithTimeout(String url) { |
| RequestBuilder builder = new RequestBuilder(RequestBuilder.GET, url); |
| |
| try { |
| /* |
| * wait 2000 milliseconds for the request to complete |
| */ |
| builder.setTimeoutMillis(2000); |
| |
| Request response = builder.sendRequest(null, new RequestCallback() { |
| public void onError(Request request, Throwable exception) { |
| if (exception instanceof RequestTimeoutException) { |
| // handle a request timeout |
| } else { |
| // handle other request errors |
| } |
| } |
| |
| public void onResponseReceived(Request request, Response response) { |
| // code omitted for clarity |
| } |
| }); |
| } catch (RequestException e) { |
| Window.alert("Failed to send the request: " + e.getMessage()); |
| } |
| } |
| |
| public void onModuleLoad() { |
| doGetWithTimeout("/"); |
| } |
| } |