/// <summary>
/// Checks the value of the supplied <see cref="ICollection"/> <paramref name="argument"/> and throws
/// an <see cref="ArgumentException"/> if it is <see langword="null"/>, contains no elements or only null elements.
/// </summary>
/// <param name="argument">The array or collection to check.</param>
/// <param name="name">The argument name.</param>
/// <exception cref="System.ArgumentNullException">
/// If the supplied <paramref name="argument"/> is <see langword="null"/>,
/// contains no elements or only null elements.
/// </exception>
public static void ArgumentHasElements(ICollection argument, string name)
{
if (!ArrayUtils.HasElements(argument))
{
throw new ArgumentException(
name,
string.Format(
CultureInfo.InvariantCulture,
"Argument '{0}' must not be null or resolve to an empty collection and must contain non-null elements", name));
}
}
/// <summary>
/// Checks if the given array or collection has elements and none of the elements is null.
/// </summary>
/// <param name="collection">the collection to be checked.</param>
/// <returns>true if the collection has a length and contains only non-null elements.</returns>
public static bool HasElements(ICollection collection)
{
return(ArrayUtils.HasElements(collection));
}