/// <summary>
/// Initializes a new instance of the <see cref="DataLogService" /> class.
/// </summary>
/// <param name="dataLogConnectionString">The <see cref="DataLogConnectionString" /> used to connect to the database.</param>
/// <exception cref="ArgumentNullException"><paramref name="dataLogConnectionString" /> is null.</exception>
public DataLogService(DataLogConnectionString dataLogConnectionString)
{
_dataLogConnectionString = dataLogConnectionString ?? throw new ArgumentNullException(nameof(dataLogConnectionString));
_writer = new DataLogDatabaseWriter(dataLogConnectionString);
_cleanup = new DataLogCleanup(dataLogConnectionString);
_cacheCheckTimer = new Timer(RetryCacheEntries, null, Timeout.Infinite, Timeout.Infinite);
_cleanupCheckTimer = new Timer(DeleteExpiredSessions, null, _cleanupCheckFrequency, _cleanupCheckFrequency);
}
/// <summary>
/// Starts this service instance.
/// </summary>
/// <param name="args">The <see cref="CommandLineArguments" /> provided to the start command.</param>
protected override void StartService(CommandLineArguments args)
{
if (args == null)
{
throw new ArgumentNullException("args");
}
// Load the settings, either from the command line or the local cache
FrameworkServiceHelper.LoadSettings(args);
ReservationExpirationManager expirationManager = new ReservationExpirationManager(DbConnect.AssetInventoryConnectionString);
ExpirationNotifier expirationNotifier = new ExpirationNotifier(GlobalSettings.Items[Setting.AdminEmailServer]);
_assetInventory = new AssetInventoryService(new[] { expirationManager }, expirationNotifier);
Task.Factory.StartNew(() => _lock.Open());
DataLogConnectionString connectionString = new DataLogConnectionString(GlobalSettings.Items[Setting.DataLogDatabase]);
_dataLogService = new WcfHost<IDataLogService>(new DataLogService(connectionString), DataLogServiceEndpoint.MessageTransferType, DataLogServiceEndpoint.BuildUri("localhost"));
Task.Factory.StartNew(() => _dataLogService.Open());
}
/// <summary>
/// Initializes a new instance of the <see cref="DataLogCleanup" /> class.
/// </summary>
/// <param name="connectionString">The <see cref="DataLogConnectionString" />.</param>
public DataLogCleanup(DataLogConnectionString connectionString)
{
_connectionString = connectionString;
}
/// <summary>
/// Initializes a new instance of the <see cref="DataLogService" /> class.
/// </summary>
/// <param name="dataLogConnectionString">The <see cref="DataLogConnectionString" /> used to connect to the database.</param>
/// <param name="alternateConnectionString">A <see cref="DataLogConnectionString" /> used to connect to an alternate database if the primary operation fails.</param>
/// <exception cref="ArgumentNullException">
/// <paramref name="dataLogConnectionString" /> is null.
/// <para>or</para>
/// <paramref name="alternateConnectionString" /> is null.
/// </exception>
public DataLogService(DataLogConnectionString dataLogConnectionString, DataLogConnectionString alternateConnectionString)
: this(dataLogConnectionString)
{
_alternateWriter = new DataLogDatabaseWriter(alternateConnectionString);
}
/// <summary>
/// Initializes a new instance of the <see cref="DataLogDatabaseWriter" /> class.
/// </summary>
/// <param name="connectionString">The <see cref="DataLogConnectionString" /> used to connect to the database.</param>
/// <exception cref="ArgumentNullException"><paramref name="connectionString" /> is null.</exception>
public DataLogDatabaseWriter(DataLogConnectionString connectionString)
{
_connectionString = connectionString ?? throw new ArgumentNullException(nameof(connectionString));
}