/// <summary>
/// Constructs a new cache instance.
/// </summary>
/// <param name="initialValue">The value to initialize the cache with.</param>
/// <param name="cacheValidator">A CacheValidator delegate that will tell if cached value is still actual.</param>
/// <param name="lockTimeout">Lock timeout in milliseconds.</param>
/// <param name="invalidateOnSoftRecycle">Whether to invalidate this cache on Current.SoftRecycle.</param>
public Cache(T initialValue, CacheValidator <T> cacheValidator, int lockTimeout, bool invalidateOnSoftRecycle)
{
this.setValue(initialValue);
this.lockTimeout = lockTimeout;
if (invalidateOnSoftRecycle)
{
Current.SoftRecycle += WhenSoftRecycling;
}
}
/// <summary>
/// Constructs a new cache instance.
/// </summary>
/// <param name="valueProvider">A ValueProvider delegate that will provide updated values to the cache.</param>
/// <param name="cacheValidator">A CacheValidator delegate that will tell if cached value is still actual.</param>
/// <param name="lockTimeout"></param>
public Cache(ValueProvider <T> valueProvider, CacheValidator <T> cacheValidator, int lockTimeout)
{
if (valueProvider == null)
{
throw new ArgumentNullException("valueProvider");
}
this.ValueProvider = valueProvider;
this.CacheValidator = cacheValidator;
this.lockTimeout = lockTimeout;
}
/// <summary>
/// Constructs a new cache instance.
/// </summary>
/// <param name="valueProvider">A ValueProvider delegate that will provide updated values to the cache.</param>
/// <param name="maxAge"></param>
/// <param name="lockTimeout"></param>
public Cache(ValueProvider <T> valueProvider, TimeSpan maxAge, int lockTimeout)
{
if (valueProvider == null)
{
throw new ArgumentNullException("valueProvider");
}
this.ValueProvider = valueProvider;
this.maxAge = maxAge;
this.CacheValidator = this.DefaultAgeValidator;
this.lockTimeout = lockTimeout;
}
/// <summary>
/// Constructs a new cache instance.
/// </summary>
/// <param name="valueProvider">A ValueProvider delegate that will provide updated values to the cache.</param>
/// <param name="cacheValidator">A CacheValidator delegate that will tell if cached value is still actual.</param>
/// <param name="lockTimeout">Lock timeout in milliseconds.</param>
/// <param name="invalidateOnSoftRecycle">Whether to invalidate this cache on Current.SoftRecycle.</param>
public Cache(ValueProvider <T> valueProvider, CacheValidator <T> cacheValidator, int lockTimeout, bool invalidateOnSoftRecycle)
{
if (valueProvider == null)
{
throw new ArgumentNullException("valueProvider");
}
this.ValueProvider = valueProvider;
this.CacheValidator = cacheValidator;
this.lockTimeout = lockTimeout;
if (invalidateOnSoftRecycle)
{
Current.SoftRecycle += WhenSoftRecycling;
}
}
/// <summary>
/// Creates an <see cref="EntityTagHeaderValue"/> from the specified <paramref name="validator"/>.
/// </summary>
/// <param name="validator">The validator to extend.</param>
/// <returns>An <see cref="EntityTagHeaderValue"/> that is initiated with a hexadecimal representation of <see cref="ChecksumBuilder.Checksum"/> and a value that indicates if the tag is weak.</returns>
public static EntityTagHeaderValue ToEntityTag(this CacheValidator validator)
{
Validator.ThrowIfNull(validator, nameof(validator));
return(validator.ToEntityTag(validator.Strength != ChecksumStrength.Strong));
}
/// <summary>
/// Constructs a new cache instance.
/// </summary>
/// <param name="initialValue">The value to initialize the cache with.</param>
/// <param name="cacheValidator">A CacheValidator delegate that will tell if cached value is still actual.</param>
/// <param name="lockTimeout"></param>
public Cache(T initialValue, CacheValidator <T> cacheValidator, int lockTimeout)
{
this.setValue(initialValue);
this.lockTimeout = lockTimeout;
}
