audk/BaseTools/Source/Python/Common/Database.py

120 lines
3.5 KiB
Python

## @file
# This file is used to create a database used by ECC tool
#
# Copyright (c) 2007 - 2008, Intel Corporation. All rights reserved.<BR>
# This program and the accompanying materials
# are licensed and made available under the terms and conditions of the BSD License
# which accompanies this distribution. The full text of the license may be found at
# http://opensource.org/licenses/bsd-license.php
#
# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
#
##
# Import Modules
#
import sqlite3
import os
import EdkLogger as EdkLogger
from CommonDataClass.DataClass import *
from String import *
from DataType import *
from Table.TableDataModel import TableDataModel
from Table.TableFile import TableFile
from Table.TableInf import TableInf
from Table.TableDec import TableDec
from Table.TableDsc import TableDsc
## Database
#
# This class defined the build databse
# During the phase of initialization, the database will create all tables and
# insert all records of table DataModel
#
# @param object: Inherited from object class
# @param DbPath: A string for the path of the ECC database
#
# @var Conn: Connection of the ECC database
# @var Cur: Cursor of the connection
# @var TblDataModel: Local instance for TableDataModel
#
class Database(object):
def __init__(self, DbPath):
if os.path.exists(DbPath):
os.remove(DbPath)
self.Conn = sqlite3.connect(DbPath, isolation_level = 'DEFERRED')
self.Conn.execute("PRAGMA page_size=8192")
self.Conn.execute("PRAGMA synchronous=OFF")
self.Cur = self.Conn.cursor()
self.TblDataModel = TableDataModel(self.Cur)
self.TblFile = TableFile(self.Cur)
self.TblInf = TableInf(self.Cur)
self.TblDec = TableDec(self.Cur)
self.TblDsc = TableDsc(self.Cur)
## Initialize build database
#
# 1. Delete all old existing tables
# 2. Create new tables
# 3. Initialize table DataModel
#
def InitDatabase(self):
EdkLogger.verbose("\nInitialize ECC database started ...")
#
# Drop all old existing tables
#
# self.TblDataModel.Drop()
# self.TblDsc.Drop()
# self.TblFile.Drop()
#
# Create new tables
#
self.TblDataModel.Create()
self.TblFile.Create()
self.TblInf.Create()
self.TblDec.Create()
self.TblDsc.Create()
#
# Initialize table DataModel
#
self.TblDataModel.InitTable()
EdkLogger.verbose("Initialize ECC database ... DONE!")
## Query a table
#
# @param Table: The instance of the table to be queried
#
def QueryTable(self, Table):
Table.Query()
## Close entire database
#
# Commit all first
# Close the connection and cursor
#
def Close(self):
self.Conn.commit()
self.Cur.close()
self.Conn.close()
##
#
# This acts like the main() function for the script, unless it is 'import'ed into another
# script.
#
if __name__ == '__main__':
EdkLogger.Initialize()
EdkLogger.SetLevel(EdkLogger.DEBUG_0)
Db = Database(DATABASE_PATH)
Db.InitDatabase()
Db.QueryTable(Db.TblDataModel)
Db.QueryTable(Db.TblFile)
Db.QueryTable(Db.TblDsc)
Db.Close()