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/*
Database.h - header file for database plugin
Copyright (C) 2009 Zdenek Prikryl (zprikryl@redhat.com)
Copyright (C) 2009 RedHat inc.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#ifndef DATABASE_H_
#define DATABASE_H_
#include <string>
#include <vector>
#include "Plugin.h"
/**
* Table
* =====
* UUID | UID| DebugDumpPath | Count | Reported | Time | Message
*
* primary key (UUID, UID)
*/
#define DATABASE_COLUMN_UUID "UUID"
#define DATABASE_COLUMN_UID "UID"
#define DATABASE_COLUMN_DEBUG_DUMP_PATH "DebugDumpPath"
#define DATABASE_COLUMN_COUNT "Count"
#define DATABASE_COLUMN_REPORTED "Reported"
#define DATABASE_COLUMN_TIME "Time"
#define DATABASE_COLUMN_MESSAGE "Message"
/**
* A struct contains one database row.
*/
typedef struct SDatabaseRow
{
std::string m_sUUID; /**< A local UUID.*/
std::string m_sUID; /**< An UID of an user.*/
std::string m_sDebugDumpDir; /**< A debugdump directory of a crash.*/
std::string m_sCount; /**< Crash rate.*/
std::string m_sReported; /**< Is a row reported?*/
std::string m_sMessage; /**< if a row is reported, then there can be store message abotu that*/
std::string m_sTime; /**< Time of last occurred crash with same local UUID*/
} database_row_t;
/**
* A vector contains one or more database rows.
*/
typedef std::vector<database_row_t> vector_database_rows_t;
/**
* An abstract class. The class defines a database plugin interface.
*/
class CDatabase : public CPlugin
{
public:
/**
* A method, which connects to a database.
*/
virtual void Connect() = 0;
/**
* A method, which disconnects from a database.
*/
virtual void DisConnect() = 0;
/**
* A method, which inserts one row to a database.
* @param pUUID A local UUID of a crash.
* @param pUID An UID of an user.
* @param pDebugDumpPath A debugdump path.
* @param pTime Time when a crash occurs.
*/
virtual void Insert(const std::string& pUUID,
const std::string& pUID,
const std::string& pDebugDumpPath,
const std::string& pTime) = 0;
/**
* A method, which deletes one row in a database.
* @param pUUID A lodal UUID of a crash.
* @param pUID An UID of an user.
*/
virtual void Delete(const std::string& pUUID,
const std::string& pUID) = 0;
/**
* A method, which sets that particular row was reported.
* @param pUUID A local UUID of a crash.
* @param pUID An UID of an user.
* @param pMessga A text explanation of reported problem (where
* it is stored etc...
*/
virtual void SetReported(const std::string& pUUID,
const std::string& pUID,
const std::string& pMessage) = 0;
/**
* A method, which gets all rows which belongs to particular user.
* If the user is root, then all rows are returned. If there are no
* rows, empty vector is returned.
* @param pUID An UID of an user.
* @return A vector of matched rows.
*/
virtual const vector_database_rows_t GetUIDData(const std::string& pUID) = 0;
/**
* A method, which returns one row accordind to UUID of a crash and
* UID of an user. If there are no row, empty row is returned.
* @param pUUID A UUID of a crash.
* @param pUID An UID of an user.
* @return A matched row.
*/
virtual const database_row_t GetUUIDData(const std::string& pUUID,
const std::string& pUID) = 0;
};
#endif /* DATABASE_H_ */
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