/// <summary>
/// This methods allocates a mutable array and copies all the colletion elements to it
/// </summary>
/// <param name="collection">Collection to copy elements from</param>
/// <returns>Array</returns>
private static T[] AllocInternalArray(ICollection <T> collection)
{
T[] ret = ImmutableArrayInternal <T> .AllocInternalArray(collection.Count);
collection.CopyTo(ret, 0);
return(ret);
}
/// <summary>
/// This method allocates a copy of the specified array
/// </summary>
/// <param name="sourceIndex">Index to start the copy</param>
/// <param name="data">Array of data to be copied</param>
/// <param name="length">Length od data to topy</param>
/// <returns>A partial/complete clone of the specified array</returns>
private static T[] AllocInternalArray(int sourceIndex, T[] data, int length)
{
if (length == 0)
{
return(EmptyArray);
}
T[] ret = ImmutableArrayInternal <T> .AllocInternalArray(length);
Array.Copy(data, sourceIndex, ret, sourceIndex, length);
return(ret);
}
public ImmutableArrayInternal(int sourceIndex, T[] data, int length)
{
if (sourceIndex < 0)
{
throw new IndexOutOfRangeException("Index cannot be less than zero");
}
if (data == null)
{
throw new ArgumentNullException("data", "Array cannot be null");
}
if ((sourceIndex + length) > data.Length)
{
throw new ArgumentOutOfRangeException("The sourceIndex and length specified overcome the source ByteArray length");
}
_offset = 0;
_data = ImmutableArrayInternal <T> .AllocInternalArray(sourceIndex, data, length);
_length = length;
}
