/// <summary>
/// Initializes a new instance of the <see cref="CORECacheDependency"/> class that monitors an array of paths (to files or directories),
/// an array of cache keys, or both for changes.
/// It also makes itself dependent upon another instance of the <see cref="CORECacheDependency"/> class and a time when the change monitoring begins.
/// </summary>
/// <param name="filenames">The filenames.</param>
/// <param name="cachekeys">The cachekeys.</param>
/// <param name="dependency">The dependency.</param>
/// <param name="start">The start.</param>
public CORECacheDependency(string[] filenames, string[] cachekeys, CORECacheDependency dependency, DateTime start)
{
_utcStart = start.ToUniversalTime();
_fileNames = filenames;
_cacheKeys = cachekeys;
_cacheDependency = dependency;
}
//Method that does the actual disposal of resources
protected virtual void Dispose(bool disposing)
{
if ((disposing))
{
if (_cacheDependency != null)
{
_cacheDependency.Dispose(disposing);
}
if (_systemCacheDependency != null)
{
_systemCacheDependency.Dispose();
}
_fileNames = null;
_cacheKeys = null;
_cacheDependency = null;
_systemCacheDependency = null;
}
}
public override void Insert(string cacheKey, object itemToCache, CORECacheDependency dependency, DateTime absoluteExpiration, TimeSpan slidingExpiration, CacheItemPriority priority,
CacheItemRemovedCallback onRemoveCallback)
{
//initialize cache dependency
CORECacheDependency d = dependency;
//if web farm is enabled
if (IsWebFarm())
{
//get hashed file name
var f = new string[1];
f[0] = GetFileName(cacheKey);
//create a cache file for item
CreateCacheFile(f[0], cacheKey);
//create a cache dependency on the cache file
d = new CORECacheDependency(f, null, dependency);
}
//Call base class method to add obect to cache
base.Insert(cacheKey, itemToCache, d, absoluteExpiration, slidingExpiration, priority, onRemoveCallback);
}
/// <summary>
/// Initializes a new instance of the <see cref="CORECacheDependency"/> classthat monitors an array of paths (to files or directories),
/// an array of cache keys, or both for changes. It also makes itself dependent upon a separate instance of the <see cref="CORECacheDependency"/> class.
/// </summary>
/// <param name="filenames">The filenames.</param>
/// <param name="cachekeys">The cachekeys.</param>
/// <param name="dependency">The dependency.</param>
public CORECacheDependency(string[] filenames, string[] cachekeys, CORECacheDependency dependency)
{
_fileNames = filenames;
_cacheKeys = cachekeys;
_cacheDependency = dependency;
}
/// <summary>
/// Inserts the specified cache key.
/// </summary>
/// <param name="cacheKey">The cache key.</param>
/// <param name="itemToCache">The value.</param>
/// <param name="dependency">The dependency.</param>
/// <param name="absoluteExpiration">The absolute expiration.</param>
/// <param name="slidingExpiration">The sliding expiration.</param>
/// <param name="priority">The priority.</param>
/// <param name="onRemoveCallback">The on remove callback.</param>
public virtual void Insert(string cacheKey, object itemToCache, CORECacheDependency dependency, DateTime absoluteExpiration, TimeSpan slidingExpiration, CacheItemPriority priority,
CacheItemRemovedCallback onRemoveCallback)
{
Cache.Insert(cacheKey, itemToCache, dependency == null ? null : dependency.SystemCacheDependency, absoluteExpiration, slidingExpiration, priority, onRemoveCallback);
}
/// <summary>
/// Inserts the specified cache key.
/// </summary>
/// <param name="cacheKey">The cache key.</param>
/// <param name="itemToCache">The object.</param>
/// <param name="dependency">The dependency.</param>
/// <param name="absoluteExpiration">The absolute expiration.</param>
/// <param name="slidingExpiration">The sliding expiration.</param>
public virtual void Insert(string cacheKey, object itemToCache, CORECacheDependency dependency, DateTime absoluteExpiration, TimeSpan slidingExpiration)
{
Insert(cacheKey, itemToCache, dependency, absoluteExpiration, slidingExpiration, CacheItemPriority.Default, null);
}
/// <summary>
/// Inserts the specified cache key.
/// </summary>
/// <param name="cacheKey">The cache key.</param>
/// <param name="itemToCache">The object.</param>
/// <param name="dependency">The dependency.</param>
public virtual void Insert(string cacheKey, object itemToCache, CORECacheDependency dependency)
{
Insert(cacheKey, itemToCache, dependency, System.Web.Caching.Cache.NoAbsoluteExpiration, System.Web.Caching.Cache.NoSlidingExpiration, CacheItemPriority.Default, null);
}
