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// Copyright (c) 2009 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_VIEW_NET_INTERNALS_JOB_H_
#define NET_URL_REQUEST_URL_REQUEST_VIEW_NET_INTERNALS_JOB_H_
#include "net/url_request/url_request.h"
#include "net/url_request/url_request_simple_job.h"
// A job subclass that implements a protocol to inspect the internal
// state of the network stack. The exact format of the URLs is left up to
// the caller, and is described by a URLFormat instance passed into
// the constructor.
class URLRequestViewNetInternalsJob : public URLRequestSimpleJob {
public:
class URLFormat;
// |url_format| must remain valid for the duration |this|'s lifespan.
URLRequestViewNetInternalsJob(URLRequest* request,
URLFormat* url_format)
: URLRequestSimpleJob(request), url_format_(url_format) {}
// URLRequestSimpleJob methods:
virtual bool GetData(std::string* mime_type,
std::string* charset,
std::string* data) const;
// Overridden methods from URLRequestJob:
virtual bool IsRedirectResponse(GURL* location, int* http_status_code);
private:
~URLRequestViewNetInternalsJob() {}
// Returns true if the current request is for a "view-cache" URL.
// If it is, then |key| is assigned the particular cache URL of the request.
bool GetViewCacheKeyForRequest(std::string* key) const;
URLFormat* url_format_;
};
// Describes how to pack/unpack the filter string (details)
// from a URL.
class URLRequestViewNetInternalsJob::URLFormat {
public:
virtual ~URLFormat() {}
virtual std::string GetDetails(const GURL& url) = 0;
virtual GURL MakeURL(const std::string& details) = 0;
};
#endif // NET_URL_REQUEST_URL_REQUEST_VIEW_NET_INTERNALS_JOB_H_
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