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// Copyright (c) 2011 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef NET_URL_REQUEST_URL_REQUEST_STATUS_H_
#define NET_URL_REQUEST_URL_REQUEST_STATUS_H_
#include "net/base/net_export.h"
namespace net {
// Represents the result of a URL request. It encodes errors and various
// types of success.
class NET_EXPORT URLRequestStatus {
public:
enum Status {
// Request succeeded, |error_| will be 0.
SUCCESS = 0,
// An IO request is pending, and the caller will be informed when it is
// completed.
IO_PENDING,
// Request was cancelled programatically.
CANCELED,
// The request failed for some reason. |error_| may have more information.
FAILED,
};
// Creates a successful URLRequestStatus.
URLRequestStatus() : status_(SUCCESS), error_(0) {}
// Creates a URLRequestStatus with specified status and error parameters. New
// consumers should use URLRequestStatus::FromError instead.
URLRequestStatus(Status status, int error);
// Creates a URLRequestStatus, initializing the status from |error|. OK maps
// to SUCCESS, ERR_IO_PENDING maps to IO_PENDING, ERR_ABORTED maps to CANCELED
// and all others map to FAILED. Other combinations of status and error are
// deprecated. See https://crbug.com/490311.
static URLRequestStatus FromError(int error);
Status status() const { return status_; }
int error() const { return error_; }
// Returns true if the status is success, which makes some calling code more
// convenient because this is the most common test.
bool is_success() const {
return status_ == SUCCESS || status_ == IO_PENDING;
}
// Returns true if the request is waiting for IO.
bool is_io_pending() const {
return status_ == IO_PENDING;
}
private:
// Application level status.
Status status_;
// Error code from the network layer if an error was encountered.
int error_;
};
} // namespace net
#endif // NET_URL_REQUEST_URL_REQUEST_STATUS_H_
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