public void setRequestHeaders(XMLHttpRequest request) {
// request.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
request.setRequestHeader("Content-type", "application/json");
}
Object makeRequest(
boolean async, final List<AjaxRequest> requests, final VoidDelegate<Throwable> errorHandler) {
onError(null);
XMLHttpRequest request = getHttpRequest();
// String postXml = "";
//
// for(int i=0; i<requests.size(); i++) {
// AjaxRequest r = requests.get(i);
// if(r.errorHandler != null) r.errorHandler.voidDelegate(null);
// postXml += "&"+XML_DATA_PARAM+i+"="
// + objectToXml(r.args, null).replaceAll("%", "%25").replaceAll("&",
// "%26").replaceAll(";", "%3B").replaceAll("\\+", "%2B");
// }
String postJson = "[";
for (int i = 0; i < requests.size(); i++) {
AjaxRequest r = requests.get(i);
postJson += objectToJson(r.clazz) + "," + objectToJson(r.method) + "," + arrayToJson(r.args);
if (i != requests.size() - 1) postJson += ",";
}
postJson += "]";
final String url = getRequestUrl(requests);
final Node[] eventTargetNodes = new Node[3];
eventTargetDisable(eventTargetNodes);
if (async) {
StrictWeb.setVoidEventCallback(
request,
EV_ONREADYSTATECHANGE,
new VoidDelegate<XMLHttpRequest>() {
public void voidDelegate(XMLHttpRequest request) {
if (request.readyState == 4) {
try {
StrictWeb.setVoidEventCallback(request, EV_ONREADYSTATECHANGE, null);
} catch (Exception e) {
/*StrictWeb.window.alert(e);*/
}
eventTargetEnable(eventTargetNodes);
if (request.status == 200) {
AjaxRequestResult[] results = parseRequestResult(request, url, requests);
for (int i = 0; i < results.length; i++) {
AjaxRequestResult res = results[i];
AjaxRequest req = requests.get(i);
Throwable error = res.getError();
if (error != null) {
throwError(
"Ajax.call(" + req.method + "): server-side exception",
error,
req.errorHandler);
} else {
req.callBack.voidDelegate(res.data);
}
}
} else {
throwError("Error status: " + request.status, null, errorHandler);
}
}
}
});
}
// postXml = getQueryString(requests) + postXml;
request.open("POST", url, async, null, null);
Log.info("POST URL : " + url);
Log.info("POST JSON: " + postJson);
Log.info("POST args:");
Log.info(requests);
setRequestHeaders(request);
request.send(postJson);
if (async) return null;
// doing sync parse
eventTargetEnable(eventTargetNodes);
AjaxRequestResult res = parseRequestResult(request, url, requests)[0];
AjaxRequest req = requests.get(0);
Throwable error = res.getError();
if (error != null) {
throwError("Ajax.call(" + req.method + "): server-side exception", error, req.errorHandler);
}
return res.data;
}
