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authorjar@google.com <jar@google.com@0039d316-1c4b-4281-b951-d872f2087c98>2008-09-22 18:21:11 +0000
committerjar@google.com <jar@google.com@0039d316-1c4b-4281-b951-d872f2087c98>2008-09-22 18:21:11 +0000
commit0a00775a41bd90f4f01017362bac3aeadd6c953e (patch)
tree26404f7422e9a56f6a955eb14c84d40a14da59ba /chrome/browser/net/sdch_dictionary_fetcher.h
parent968e176577ac4fe102ce66987eb97e037f67796f (diff)
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Rollback 2444 and 2443 to get linux and mac prep
Also need to augment sln dependencies tbr Review URL: http://codereview.chromium.org/3188 git-svn-id: svn://svn.chromium.org/chrome/trunk/src@2446 0039d316-1c4b-4281-b951-d872f2087c98
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diff --git a/chrome/browser/net/sdch_dictionary_fetcher.h b/chrome/browser/net/sdch_dictionary_fetcher.h
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-// Copyright (c) 2006-2008 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.
-
-// Support modularity by calling to load a new SDCH filter dictionary.
-// Note that this sort of calling can't be done in the /net directory, as it has
-// no concept of the HTTP cache (which is only visible at the browser level).
-
-#ifndef CHROME_BROWSER_NET_SDCH_DICTIONARY_FETCHER_H_
-#define CHROME_BROWSER_NET_SDCH_DICTIONARY_FETCHER_H_
-
-#include <queue>
-#include <string>
-
-#include "base/task.h"
-#include "chrome/browser/url_fetcher.h"
-#include "net/base/sdch_manager.h"
-
-class SdchDictionaryFetcher : public URLFetcher::Delegate,
- public SdchFetcher {
- public:
- #pragma warning(suppress: 4355) // OK to pass "this" here.
- SdchDictionaryFetcher() : method_factory_(this), task_is_pending_(false) {}
- virtual ~SdchDictionaryFetcher() {}
-
- // Implementation of SdchFetcher class.
- // This method gets the requested dictionary, and then calls back into the
- // SdchManager class with the dictionary's text.
- virtual void Schedule(const GURL& dictionary_url);
-
- private:
- // Delay between Schedule and actual download.
- static const int kMsDelayFromRequestTillDownload = 15000;
-
- // Ensure the download after the above delay.
- void ScheduleDelayedRun();
-
- // Make sure we're processing (or waiting for) the the arrival of the next URL
- // in the |fetch_queue_|.
- void StartFetching();
-
- // Implementation of URLFetcher::Delegate. Called after transmission
- // completes (either successfully or with failure).
- virtual void OnURLFetchComplete(const URLFetcher* source,
- const GURL& url,
- const URLRequestStatus& status,
- int response_code,
- const ResponseCookies& cookies,
- const std::string& data);
-
- // A queue of URLs that are being used to download dictionaries.
- std::queue<GURL> fetch_queue_;
- // The currently outstanding URL fetch of a dicitonary.
- // If this is null, then there is no outstanding request.
- scoped_ptr<URLFetcher> current_fetch_;
-
- // Always spread out the dictionary fetches, so that they don't steal
- // bandwidth from the actual page load. Create delayed tasks to spread out
- // the download.
- ScopedRunnableMethodFactory<SdchDictionaryFetcher> method_factory_;
- bool task_is_pending_;
-
- DISALLOW_COPY_AND_ASSIGN(SdchDictionaryFetcher);
-};
-
-#endif // CHROME_BROWSER_NET_SDCH_DICTIONARY_FETCHER_H_