Esempio n. 1
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 public FileSetFactory(
     IStartupLog startUpLog,
     IPagePoolFactory pagePoolFactory)
 {
     _startUpLog      = startUpLog;
     _pagePoolFactory = pagePoolFactory;
 }
Esempio n. 2
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        public void Setup()
        {
            _startUpLog      = SetupMock <IStartupLog>();
            _errorLog        = SetupMock <IErrorLog>();
            _pagePoolFactory = SetupMock <IPagePoolFactory>();
            _pagePool        = _pagePoolFactory.Create(_pageSize);

            _dataFileInfo = new FileInfo("C:\\temp\\test.mdf");
            _dataFile     = new DataFile(_dataFileInfo, _pageSize, _startUpLog);
            _logFileInfo  = new FileInfo("C:\\temp\\test.ldf");
            _logFile      = new LogFile(_logFileInfo, true, _startUpLog);
            _fileSet      = new FileSet(
                new[] { _dataFile },
                new[] { _logFile },
                _pagePoolFactory,
                _startUpLog);

            var databaseFactory = SetupMock <IDatabaseFactory>();

            _database = databaseFactory.Open(null);

            var pageCache = new PageCache(_fileSet, _database, _pagePoolFactory, _startUpLog, _errorLog);

            _pageStore = new PageStore(pageCache, _startUpLog);

            _accessorFactory = new AccessorFactory();
            _accessor        = _accessorFactory.SmallSequentialAccessor(_pageStore);
        }
Esempio n. 3
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        public void Setup()
        {
            _startupLog      = SetupMock <IStartupLog>();
            _errorLog        = SetupMock <IErrorLog>();
            _pagePoolFactory = SetupMock <IPagePoolFactory>();
            _pagePool        = _pagePoolFactory.Create(_pageSize);

            _logFileInfo1 = new FileInfo("C:\\temp\\test1.ldf");
            _logFileInfo2 = new FileInfo("C:\\temp\\test2.ldf");

            _dataFileInfo1 = new FileInfo("C:\\temp\\test1.mdf");
            _dataFileInfo2 = new FileInfo("C:\\temp\\test2.mdf");

            _fileSet = new FileSet(
                new IDataFile[] { new DataFile(_dataFileInfo1, _pageSize, _startupLog), new DataFile(_dataFileInfo2, _pageSize, _startupLog) },
                new ILogFile[] { new LogFile(_logFileInfo1, true, _startupLog), new LogFile(_logFileInfo2, true, _startupLog) },
                _pagePoolFactory,
                _startupLog);

            var databaseFactory = SetupMock <IDatabaseFactory>();

            _database = databaseFactory.Open(null);

            var pageCache = new PageCache(_fileSet, _database, _pagePoolFactory, _startupLog, _errorLog);

            _pageStore = new PageStore(pageCache, _startupLog);
        }
Esempio n. 4
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 public PageCacheFactory(
     IPagePoolFactory pagePoolFactory,
     IStartupLog startUpLog,
     IErrorLog errorLog)
 {
     _pagePoolFactory = pagePoolFactory;
     _startUpLog      = startUpLog;
     _errorLog        = errorLog;
 }
Esempio n. 5
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        public void SetUp()
        {
            _startUpLog      = SetupMock <IStartupLog>();
            _pagePoolFactory = SetupMock <IPagePoolFactory>();
            _pagePool        = _pagePoolFactory.Create(_pageSize);

            _logFileInfo1 = new FileInfo("C:\\temp\\test1.ldf");
            _logFileInfo2 = new FileInfo("C:\\temp\\test2.ldf");
            _logFileInfo3 = new FileInfo("C:\\temp\\test3.ldf");

            _dataFileInfo1 = new FileInfo("C:\\temp\\test1.mdf");
            _dataFileInfo2 = new FileInfo("C:\\temp\\test2.mdf");
            _dataFileInfo3 = new FileInfo("C:\\temp\\test3.mdf");
        }
Esempio n. 6
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        public FileSet(
            IEnumerable <IDataFile> dataFiles,
            IEnumerable <ILogFile> logFiles,
            IPagePoolFactory pagePoolFactory,
            IStartupLog startUpLog)
        {
            _startUpLog = startUpLog;
            _dataFiles  = dataFiles.ToArray();
            _logFiles   = logFiles.ToArray();

            startUpLog.WriteLine("Opening a file set with " + _dataFiles.Length + " data files and " + _logFiles.Length + " log files", _dataFiles.Length < 1 || _logFiles.Length < 1);

            if (_dataFiles.Length < 1)
            {
                throw new FileLayerException("You must have at least 1 data file");
            }
            if (_logFiles.Length < 1)
            {
                throw new FileLayerException("You must have at least 1 log file");
            }

            foreach (var dataFile in _dataFiles)
            {
                startUpLog.WriteLine("- " + dataFile);
            }

            foreach (var logFile in _logFiles)
            {
                startUpLog.WriteLine("- " + logFile);
            }

            _pageSize = _dataFiles[0].PageSize;
            if (_dataFiles.Any(df => df.PageSize != _pageSize))
            {
                startUpLog.WriteLine("Data files can not be mixed, these files are not a file set", true);
                throw new FileLayerException("All of the data files must have the same page size");
            }

            if (_dataFiles.Length > 64)
            {
                startUpLog.WriteLine("You can not have more than 64 data files in a file set", true);
                throw new FileLayerException("The maximum number of data files is 64");
            }

            _pagePool = pagePoolFactory.Create(_pageSize);

            _transactions = new Dictionary <ITransaction, TransactionDetail>();
        }
Esempio n. 7
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        public PageCache(
            IFileSet fileSet,
            IDatabase database,
            IPagePoolFactory pagePoolFactory,
            IStartupLog startupLog,
            IErrorLog errorLog)
        {
            _startupLog = startupLog;
            _errorLog   = errorLog;
            _fileSet    = fileSet;
            _database   = database;

            startupLog.WriteLine("Creating a new page cache for " + _fileSet);

            _pagePool = pagePoolFactory.Create(fileSet.PageSize);

            _pages        = new PageHeadCollection(fileSet, startupLog, errorLog, _pagePool);
            _versions     = new VersionHeadCollection(startupLog, errorLog, database);
            _transactions = new TransactionHeadCollection(startupLog, errorLog, _pagePool);
        }