/// <summary>
/// Caches the insert.
/// </summary>
/// <param name="cacheObject">
/// The cache object.
/// </param>
/// <param name="key">
/// The cache key.
/// </param>
/// <param name="time">
/// The cache time.
/// </param>
/// <param name="cacheDependency">
/// The cache dependency.
/// </param>
public static void CacheInsert(
this object cacheObject,
string key,
CachingTime time = CachingTime.Normal,
CacheDependency cacheDependency = null)
{
Insert(HttpRuntime.Cache, key, cacheObject, time, cacheDependency);
}
/// <summary>
/// Caches the insert.
/// </summary>
/// <param name="cacheObject">
/// The cache object.
/// </param>
/// <param name="key">
/// The key.
/// </param>
/// <param name="time">
/// The time.
/// </param>
/// <param name="cacheDependency">
/// The cache dependency.
/// </param>
public static void CacheInsert(
this IList <object> cacheObject,
string key,
CachingTime time = CachingTime.Normal,
CacheDependency cacheDependency = null)
{
if (cacheObject != null && cacheObject.Count != 0)
{
Insert(HttpRuntime.Cache, key, cacheObject, time, cacheDependency);
}
}
/// <summary>
/// Inserts the specified object to the cache.
/// </summary>
/// <param name="cache">
/// The cache.
/// </param>
/// <param name="key">
/// The cache key.
/// </param>
/// <param name="cacheObject">
/// The object to cache.
/// </param>
/// <param name="time">
/// The cache time.
/// </param>
/// <param name="cacheDependency">
/// The cache dependency.
/// </param>
public static void Insert(
this Cache cache,
string key,
object cacheObject,
CachingTime time = CachingTime.Normal,
CacheDependency cacheDependency = null)
{
if (!string.IsNullOrWhiteSpace(key) && null != cacheObject)
{
cache.Insert(
key,
cacheObject,
cacheDependency,
DateTime.Now.AddMinutes((double)time),
Cache.NoSlidingExpiration);
}
}
/// <summary>
/// The cached method result.
/// </summary>
/// <param name="method">
/// The method.
/// </param>
/// <param name="keyPrefix">
/// The key prefix.
/// </param>
/// <param name="compoundKey">
/// The compound key.
/// </param>
/// <param name="cacheTime">
/// The cache time.
/// </param>
/// <param name="memberName">
/// The member name.
/// </param>
/// <param name="filePath">
/// The file path.
/// </param>
/// <param name="lineNumber">
/// The line number.
/// </param>
/// <typeparam name="TObject">
/// </typeparam>
/// <returns>
/// The TObject
/// </returns>
public static TObject CachedMethodResult <TObject>(
Func <TObject> method,
string keyPrefix,
bool compoundKey = true,
CachingTime cacheTime = CachingTime.BelowNormal,
[CallerMemberName] string memberName = "",
[CallerFilePath] string filePath = "",
[CallerLineNumber] int lineNumber = 0) where TObject : class
{
var result = default(TObject);
var key = string.Empty;
if (cacheTime > CachingTime.None && !Debugger.IsAttached)
{
key = compoundKey
? string.Concat(
keyPrefix,
".CacheMethodResult-",
method.GetMethodSignature(),
'-',
typeof(TObject),
'-',
memberName,
'-',
filePath,
'-',
lineNumber).ToLowerInvariant()
: keyPrefix;
result = HttpRuntime.Cache[key] as TObject;
}
if (result == null)
{
result = method();
if (cacheTime > CachingTime.None && !Debugger.IsAttached)
{
result.CacheInsert(key, cacheTime);
}
}
return(result);
}
/// <summary>
/// Adds the specified key and object to the cache
/// </summary>
/// <param name="key">Cache key</param>
/// <param name="data">Object instance</param>
/// <param name="duration">Time duration</param>
/// <param name="cachingTime">Cache settings <see cref="CachingTime"/></param>
public void Add(string key, object data, TimeSpan duration, CachingTime cachingTime)
{
this.Add(key, data, duration);
}
/// <summary>
/// Set a new cache scan
/// </summary>
/// <param name="key">Cache key</param>
/// <param name="data">Object instance</param>
/// <param name="duration">Duration time</param>
/// <param name="dependency">Cache dependency</param>
/// <param name="cachingTime">Caching time</param>
private void Add(string key, object data, TimeSpan duration, CacheDependency dependency, CachingTime cachingTime)
{
if (data == null)
{
return;
}
if (!this.IsEnabled)
{
return;
}
DateTime absoluteExpiration;
TimeSpan slidingExpiration;
switch (cachingTime)
{
case CachingTime.LongTermAbsolute:
absoluteExpiration = Cache.NoAbsoluteExpiration;
slidingExpiration = Cache.NoSlidingExpiration;
break;
case CachingTime.LongTermSliding:
if (duration > TimeSpan.Zero)
{
absoluteExpiration = DateTime.UtcNow.Add(duration);
}
else
{
absoluteExpiration = DateTime.UtcNow.AddMinutes(20);
}
slidingExpiration = Cache.NoSlidingExpiration;
break;
case CachingTime.ShortTermSliding:
absoluteExpiration = Cache.NoAbsoluteExpiration;
if (duration > TimeSpan.Zero)
{
slidingExpiration = duration;
}
else
{
slidingExpiration = new TimeSpan(0, 0, 20, 0);
}
break;
default:
absoluteExpiration = Cache.NoAbsoluteExpiration;
slidingExpiration = Cache.NoSlidingExpiration;
break;
}
this.cache.Insert(key, data, dependency, absoluteExpiration, slidingExpiration, CacheItemPriority.AboveNormal, null);
}
