/** Returns an exception if any, or null if the request was completed successfully. */
public IOException getException() {
if (mSinkException != null) {
return mSinkException;
}
validateNotRecycled();
int errorCode = nativeGetErrorCode(mUrlRequestPeer);
switch (errorCode) {
case UrlRequestError.SUCCESS:
return null;
case UrlRequestError.UNKNOWN:
return new IOException(nativeGetErrorString(mUrlRequestPeer));
case UrlRequestError.MALFORMED_URL:
return new MalformedURLException("Malformed URL: " + mUrl);
case UrlRequestError.CONNECTION_TIMED_OUT:
return new ConnectTimeoutException("Connection timed out");
case UrlRequestError.UNKNOWN_HOST:
String host;
try {
host = new URL(mUrl).getHost();
} catch (MalformedURLException e) {
host = mUrl;
}
return new UnknownHostException("Unknown host: " + host);
default:
throw new IllegalStateException("Unrecognized error code: " + errorCode);
}
}
public void start() {
synchronized (mLock) {
if (mCanceled) {
return;
}
validateNotStarted();
validateNotRecycled();
mStarted = true;
String method = mMethod;
if (method == null
&& ((mPostBody != null && mPostBody.length > 0) || mPostBodyChannel != null)) {
// Default to POST if there is data to upload but no method was
// specified.
method = "POST";
}
if (method != null) {
nativeSetMethod(mUrlRequestPeer, method);
}
if (mHeaders != null && !mHeaders.isEmpty()) {
for (Entry<String, String> entry : mHeaders.entrySet()) {
nativeAddHeader(mUrlRequestPeer, entry.getKey(), entry.getValue());
}
}
if (mAdditionalHeaders != null) {
for (Entry<String, String> entry : mAdditionalHeaders.entrySet()) {
nativeAddHeader(mUrlRequestPeer, entry.getKey(), entry.getValue());
}
}
if (mPostBody != null && mPostBody.length > 0) {
nativeSetUploadData(mUrlRequestPeer, mPostBodyContentType, mPostBody);
} else if (mPostBodyChannel != null) {
nativeSetUploadChannel(
mUrlRequestPeer, mPostBodyContentType,
mPostBodyChannel, mUploadContentLength);
}
nativeStart(mUrlRequestPeer);
}
}