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arangodb/lib/Rest/HttpResponse.h

84 lines
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C++

////////////////////////////////////////////////////////////////////////////////
/// DISCLAIMER
///
/// Copyright 2014-2016 ArangoDB GmbH, Cologne, Germany
/// Copyright 2004-2014 triAGENS GmbH, Cologne, Germany
///
/// Licensed under the Apache License, Version 2.0 (the "License");
/// you may not use this file except in compliance with the License.
/// You may obtain a copy of the License at
///
/// http://www.apache.org/licenses/LICENSE-2.0
///
/// Unless required by applicable law or agreed to in writing, software
/// distributed under the License is distributed on an "AS IS" BASIS,
/// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
/// See the License for the specific language governing permissions and
/// limitations under the License.
///
/// Copyright holder is ArangoDB GmbH, Cologne, Germany
///
/// @author Dr. Frank Celler
/// @author Achim Brandt
////////////////////////////////////////////////////////////////////////////////
#ifndef ARANGODB_REST_HTTP_RESPONSE_H
#define ARANGODB_REST_HTTP_RESPONSE_H 1
#include "Rest/GeneralResponse.h"
#include "Basics/StringBuffer.h"
namespace arangodb {
class HttpResponse : public GeneralResponse {
public:
static bool HIDE_PRODUCT_HEADER;
static std::string const BATCH_ERROR_HEADER;
public:
HttpResponse(ResponseCode code, uint32_t compatibility);
public:
bool isHeadResponse() const { return _isHeadResponse; }
bool isChunked() const { return _isChunked; }
public:
using GeneralResponse::setHeader;
void setCookie(std::string const& name, std::string const& value,
int lifeTimeSeconds, std::string const& path,
std::string const& domain, bool secure, bool httpOnly);
// In case of HEAD request, no body must be defined. However, the response
// needs to know the size of body.
void headResponse(size_t);
// Returns a reference to the body. This reference is only valid as long as
// http response exists. You can add data to the body by appending
// information to the string buffer. Note that adding data to the body
// invalidates any previously returned header. You must call header
// again.
basics::StringBuffer& body() { return _body; }
size_t bodySize() const;
// you should call writeHeader only after the body has been created
void writeHeader(basics::StringBuffer*);
private:
// the body must already be set. deflate is then run on the existing body
int deflate(size_t = 16384);
// checks for special headers
void checkHeader(std::string const& key, std::string const& value) override final;
private:
bool _isHeadResponse;
bool _isChunked;
std::vector<std::string> _cookies;
basics::StringBuffer _body;
size_t _bodySize;
};
}
#endif