public HttpResponse call() throws Exception {
HttpResponse response = null;
for (; ; ) {
HttpRequest request = command.getCurrentRequest();
Q nativeRequest = null;
try {
for (HttpRequestFilter filter : request.getFilters()) {
request = filter.filter(request);
}
checkRequestHasContentLengthOrChunkedEncoding(
request,
"After filtering, the request has neither chunked encoding nor content length: "
+ request);
logger.debug("Sending request %s: %s", request.hashCode(), request.getRequestLine());
wirePayloadIfEnabled(wire, request);
utils.logRequest(headerLog, request, ">>");
nativeRequest = convert(request);
response = invoke(nativeRequest);
logger.debug("Receiving response %s: %s", request.hashCode(), response.getStatusLine());
utils.logResponse(headerLog, response, "<<");
if (response.getPayload() != null && wire.enabled()) wire.input(response);
int statusCode = response.getStatusCode();
if (statusCode >= 300) {
if (shouldContinue(response)) continue;
else break;
} else {
break;
}
} catch (Exception e) {
IOException ioe = Throwables2.getFirstThrowableOfType(e, IOException.class);
if (ioe != null) {
if (ioe instanceof SSLException) {
command.setException(
new AuthorizationException(
e.getMessage()
+ " connecting to "
+ command.getCurrentRequest().getRequestLine(),
e));
break;
} else if (ioRetryHandler.shouldRetryRequest(command, ioe)) {
continue;
}
}
command.setException(
new HttpResponseException(
e.getMessage() + " connecting to " + command.getCurrentRequest().getRequestLine(),
command,
null,
e));
break;
} finally {
cleanup(nativeRequest);
}
}
if (command.getException() != null) throw command.getException();
return response;
}
public static void wirePayloadIfEnabled(Wire wire, HttpMessage request) {
if (request.getPayload() != null && wire.enabled()) {
wire.output(request);
checkRequestHasContentLengthOrChunkedEncoding(
request,
"After wiring, the request has neither chunked encoding nor content length: " + request);
}
}
@Override
public Future<HttpResponse> submit(HttpCommand command) {
HttpRequest request = command.getCurrentRequest();
checkRequestHasContentLengthOrChunkedEncoding(
request,
"if the request has a payload, it must be set to chunked encoding or specify a content length: "
+ request);
return ioWorkerExecutor.submit(new HttpResponseCallable(command));
}