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// Copyright (c) 2012 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 CHROME_BROWSER_HISTORY_ANDROID_ANDROID_URLS_DATABASE_H_
#define CHROME_BROWSER_HISTORY_ANDROID_ANDROID_URLS_DATABASE_H_
#include "chrome/browser/history/android/android_history_types.h"
namespace history {
// The table is used to stores the raw url which was passed in from
// ContentProvider APIs' client.
//
// Android BookmarmkCoulmns API allows the url without protocol like
// "www.bookmarks.com", but Chrome requires the url to be unique, like
// "http://www.bookmarks.com/". To support client queries by the orignal URL,
// the raw URL and corresponding URLID is stored in this table.
//
// Though the raw URL is stored. The 'www.bookmark.com' and
// 'http://www.bookmark.com' are still treated as the same URL, which means
// if adding these two urls, the later one will fail.
class AndroidURLsDatabase {
public:
AndroidURLsDatabase();
virtual ~AndroidURLsDatabase();
// Creates the android_urls table if it doesn't exist. Returns true if the
// table was created or already exists.
bool CreateAndroidURLsTable();
// Adds a new mapping between |raw_url| and |url_id|, returns the id if it
// succeeds, otherwise 0 is returned.
AndroidURLID AddAndroidURLRow(const std::string& raw_url, URLID url_id);
// Looks up the given |url_id| in android_urls table. Returns true if success,
// and fill in the |row| if it not NULL, returns false if the |url_id| is not
// found.
bool GetAndroidURLRow(URLID url_id, AndroidURLRow* row);
// Deletes the rows whose url_id is in |url_ids|. Returns true if all
// |url_ids| were found and deleted, otherwise false is returned.
bool DeleteAndroidURLRows(const std::vector<URLID>& url_ids);
// Deletes all the rows whose url_id doesn't exist in urls table. Returns true
// on success.
bool DeleteUnusedAndroidURLs();
// Updates the row of |id| with the given |raw_url| and |url_id|. Returns true
// on success.
bool UpdateAndroidURLRow(AndroidURLID id,
const std::string&raw_url,
URLID url_id);
// Clears all the rows in android_urls table, returns true on success, false
// on error.
bool ClearAndroidURLRows();
// Migrate from version 21 to 22.
bool MigrateToVersion22();
protected:
// Returns the database for the functions in this interface. The decendent of
// this class implements these functions to return its objects.
virtual sql::Connection& GetDB() = 0;
private:
DISALLOW_COPY_AND_ASSIGN(AndroidURLsDatabase);
};
} // namespace history
#endif // CHROME_BROWSER_HISTORY_ANDROID_ANDROID_URLS_DATABASE_H_
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