/// <summary>
/// Contatains or not
/// </summary>
/// <param name="item">cachebox item</param>
/// <returns>true or false</returns>
public bool Contains(CacheBox <T> item)
{
if (item == null)
{
throw new ArgumentNullException("item");
}
return(_cachedData.Contains(item));
}
/// <summary>
/// remove item from cache
/// </summary>
/// <param name="item">item to be removed</param>
/// <returns>true or false</returns>
public bool Remove(CacheBox <T> item)
{
if (item == null)
{
throw new ArgumentNullException("item");
}
return(_cachedData.Remove(item));
}
/// <summary>
/// Gets index of given item
/// </summary>
/// <param name="item">Item whose index is required</param>
/// <returns>index of item</returns>
public int IndexOf(CacheBox <T> item)
{
if (item == null)
{
throw new ArgumentNullException("item");
}
return(_cachedData.IndexOf(item));
}
/// <summary>
/// pass file block index to get the data from cache
/// </summary>
/// <param name="blockIndex">block index</param>
/// <returns>Return the data from block</returns>
public T GetData(int blockIndex)
{
if (blockIndex <= -1)
{
throw new ArgumentOutOfRangeException("blockIndex");
}
CacheBox <T> block = this[blockIndex];
return(block.Data);
}
/// <summary>
/// add into cached data
/// </summary>
/// <param name="item">cachebox item</param>
public void Add(CacheBox <T> item)
{
if (item == null)
{
throw new ArgumentNullException("item");
}
if (_cachedData.Count >= MaxNumberOfBlocks && _timeout > 0)
{
ClearStaleData();
}
_cachedData.Add(item);
}
/// <summary>
/// Insert into cached data
/// </summary>
/// <param name="index">index at which item has to be inserted</param>
/// <param name="item">cachebox item</param>
public void Insert(int index, CacheBox <T> item)
{
if (index <= -1)
{
throw new ArgumentOutOfRangeException("index");
}
if (item == null)
{
throw new ArgumentNullException("item");
}
_cachedData.Insert(index, item);
}
/// <summary>
/// add block of data into cache
/// </summary>
/// <param name="blockType">Block Type</param>
/// <param name="startRange">Block starting index</param>
/// <param name="endRange">Block ending index</param>
public void AddData(T blockType, long startRange, long endRange)
{
if (blockType == null)
{
throw new ArgumentNullException("blockType");
}
if (startRange <= -1)
{
throw new ArgumentOutOfRangeException("startRange");
}
if (endRange <= -1)
{
throw new ArgumentOutOfRangeException("endRange");
}
if (startRange >= endRange)
{
throw new ArgumentOutOfRangeException("startRange");
}
if (_cachedData.Count >= MaxNumberOfBlocks && _timeout > 0)
{
ClearStaleData();
}
CacheBox <T> block = new CacheBox <T>(endRange - startRange + 1)
{
StartRange = startRange,
EndRange = endRange,
Data = blockType
};
_cachedData.Add(block);
}