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("/");
}
}