/// <summary>
///
/// </summary>
/// <param name="mode">режим работы</param>
/// <param name="pollPeriod">интервал опроса бд</param>
/// <param name="invalidator">объект, инвалидирующий кеш</param>
/// <param name="connectionName">имя строки подключения</param>
/// <param name="dueTime">отложенный запуск (ms)</param>
/// <param name="onInvalidate">вызывается при удалении старых записей</param>
public QPCacheItemWatcher(InvalidationMode mode, TimeSpan pollPeriod, IContentInvalidator invalidator,
string connectionName = "qp_database",
int dueTime = 0,
bool useTimer = true,
Func <Tuple <int[], string[]>, bool> onInvalidate = null)
{
Throws.IfArgumentNull(_ => connectionName);
Throws.IfArgumentNull(_ => invalidator);
_dueTime = TimeSpan.FromMilliseconds(dueTime);
_pollPeriod = pollPeriod;
if (useTimer)
{
_timer = new Timer(OnTick, null, 0, Timeout.Infinite);
}
var connectionString = ConfigurationManager.ConnectionStrings[connectionName];
try
{
_connectionString = connectionString.ConnectionString;
}
catch (Exception ex)
{
throw new InvalidOperationException("access to _connectionString.ConnectionString caused an exception", ex);
}
Throws.IfArgumentNullOrEmpty(_connectionString, nameof(_connectionString));
_trackers = new ConcurrentBag <CacheItemTracker>();
_mode = mode;
_invalidator = invalidator;
_onInvalidate = onInvalidate;
Throws.IfArgumentNull(_ => _connectionString);
}
public virtual void InvalidateByTags(InvalidationMode mode, params string[] tags)
{
foreach (var tag in tags)
{
_cache.Remove(tag);
}
}
public CustomerCoreCacheItemWatcher(InvalidationMode mode,
IContentInvalidator invalidator,
IConnectionProvider connectionProvider,
ILogger logger,
DatabaseType databaseType = DatabaseType.SqlServer)
: this(mode, Timeout.InfiniteTimeSpan, invalidator, connectionProvider, logger, 0, false, databaseType)
{
}
public CustomerCoreCacheItemWatcher(InvalidationMode mode,
TimeSpan pollPeriod,
IContentInvalidator invalidator,
IConnectionProvider connectionProvider,
ILogger logger,
int dueTime = 0,
bool useTimer = true,
DatabaseType databaseType = DatabaseType.SqlServer)
: base(mode, pollPeriod, invalidator, connectionProvider?.GetConnection(), logger, dueTime, useTimer, null, databaseType.ToString())
{
}
public virtual void InvalidateKeys(InvalidationMode mode, params string[] keys)
{
_logger.Debug(() => "Invalidating a set of keys " + string.Join(", ", keys));
if (keys == null || keys.Length == 0)
{
return;
}
_cacheProvider.InvalidateByTags(mode, keys);
}
public QP8CacheItemWatcher(InvalidationMode mode, IContentInvalidator invalidator, ILogger logger, string connectionName = "qp_database")
: base(mode, invalidator, logger, connectionName)
{
}
public virtual void InvalidateByTag(InvalidationMode mode, string tag)
{
Throws.IfArgumentNullOrEmpty(tag, _ => tag);
_cache.Remove(tag);
}
/// <summary>
///
/// </summary>
/// <param name="mode">режим работы</param>
/// <param name="invalidator">объект, инвалидирующий кеш</param>
/// <param name="connectionName">имя строки подключения</param>
public QPCacheItemWatcher(InvalidationMode mode, IContentInvalidator invalidator, string connectionName = "qp_database")
: this(mode, Timeout.InfiniteTimeSpan, invalidator, connectionName, 0, false)
{
}
public virtual void InvalidateTables(InvalidationMode mode, params string[] tableNames)
{
var keys = ResolveTableNames(tableNames);
InvalidateKeys(mode, keys);
}
public virtual void InvalidateIds(InvalidationMode mode, params int[] contentIds)
{
var names = ResolveKeys(contentIds);
InvalidateKeys(mode, names);
}
/// <summary>
/// Сообщает, что данные этого тега (контента) обновились
/// </summary>
/// <param name="tag">тег</param>
public void InvalidateByTag(InvalidationMode mode, string tag)
{
}
public void InvalidateByTags(InvalidationMode mode, params string[] tags)
{
}
