/**
* Resets the specified request, so that it can be sent again, after receiving the specified
* error. If a problem is encountered with resetting the request, then an AmazonClientException is
* thrown with the original error as the cause (not an error about being unable to reset the
* stream).
*
* @param request The request being executed that failed and needs to be reset.
* @param cause The original error that caused the request to fail.
* @throws AmazonClientException If the request can't be reset.
*/
private void resetRequestAfterError(Request<?> request, Exception cause)
throws AmazonClientException {
if (request.getContent() != null && request.getContent().markSupported()) {
try {
request.getContent().reset();
} catch (IOException e) {
// This exception comes from being unable to reset the input stream,
// so throw the original, more meaningful exception
throw new AmazonClientException(
"Encountered an exception and couldn't reset the stream to retry", cause);
}
}
}
@Override
public void beforeRequest(com.amazonaws.Request<?> request) {
// TODO: factor in clockskew
startTime = System.currentTimeMillis();
ByteArrayOutputStream baos = new ByteArrayOutputStream();
InputStream is = request.getContent();
int currentByte = 0;
try {
while ((currentByte = is.read()) != -1) {
baos.write(currentByte);
}
contentLength = baos.size();
request.setContent(new ByteArrayInputStream(baos.toByteArray()));
} catch (IOException e) {
Log.e(TAG, "Cannot read content of request");
throw new RuntimeException(e);
}
}
public static boolean usePayloadForQueryParameters(Request<?> request) {
boolean requestIsPOST = HttpMethodName.POST.equals(request.getHttpMethod());
boolean requestHasNoPayload = (request.getContent() == null);
return requestIsPOST && requestHasNoPayload;
}