public void onReadyStateChange(XMLHttpRequest xhr) {
if (xhr.getReadyState() == XMLHttpRequest.DONE) {
if (xhr.getStatus() == 200) {
callback.onSuccess(xhr);
xhr.clearOnReadyStateChange();
return;
}
callback.onFail(xhr);
xhr.clearOnReadyStateChange();
}
}
private static void request(
XMLHttpRequest xhr, String method, String url, final XhrCallback callback) {
try {
xhr.setOnReadyStateChange(new Handler(callback));
xhr.open(method, url);
xhr.send();
} catch (Exception e) {
// Just fail.
callback.onFail(xhr);
xhr.clearOnReadyStateChange();
}
}
private static void request(
XMLHttpRequest xhr,
String method,
String url,
String requestData,
String contentType,
XhrCallback callback) {
try {
xhr.setOnReadyStateChange(new Handler(callback));
xhr.open(method, url);
xhr.setRequestHeader("Content-type", contentType);
xhr.send(requestData);
} catch (Exception e) {
// Just fail.
callback.onFail(xhr);
xhr.clearOnReadyStateChange();
}
}
@Override
public Header[] getHeaders() {
String allHeaders = xmlHttpRequest.getAllResponseHeaders();
String[] unparsedHeaders = allHeaders.split("\n");
Header[] parsedHeaders = new Header[unparsedHeaders.length];
for (int i = 0, n = unparsedHeaders.length; i < n; ++i) {
String unparsedHeader = unparsedHeaders[i];
if (unparsedHeader.length() == 0) {
continue;
}
int endOfNameIdx = unparsedHeader.indexOf(':');
if (endOfNameIdx < 0) {
continue;
}
final String name = unparsedHeader.substring(0, endOfNameIdx).trim();
final String value = unparsedHeader.substring(endOfNameIdx + 1).trim();
Header header =
new Header() {
@Override
public String getName() {
return name;
}
@Override
public String getValue() {
return value;
}
@Override
public String toString() {
return name + " : " + value;
}
};
parsedHeaders[i] = header;
}
return parsedHeaders;
}
@Override
public String getText() {
return xmlHttpRequest.getResponseText();
}
@Override
public String getStatusText() {
return xmlHttpRequest.getStatusText();
}
@Override
public int getStatusCode() {
return xmlHttpRequest.getStatus();
}
@Override
public String getHeadersAsString() {
return xmlHttpRequest.getAllResponseHeaders();
}
@Override
public String getHeader(String header) {
StringValidator.throwIfEmptyOrNull("header", header);
return xmlHttpRequest.getResponseHeader(header);
}
private boolean isResponseReady() {
return xmlHttpRequest.getReadyState() == XMLHttpRequest.DONE;
}