/// <summary>
/// Get the subset of two lists.
/// All data in "this" list that is not contained
/// in parameter "data" is removed from this list.
/// </summary>
/// <param name='data'>The data list to compare with.</param>
public virtual void Subset(DataIdList data)
{
Int32 index;
if (this.IsNotEmpty())
{
for (index = this.Count - 1; index >= 0; index--)
{
if (data.IsEmpty() || !data.Exists(((DataId)(this[index])).Id))
{
this.RemoveAt(index);
}
}
}
}
/// <summary>
/// Get the union of two lists.
/// All taxon names in this list whose taxon that is not
/// contained in the taxa list is removed from this list.
/// </summary>
/// <param name='taxa'>The taxa list to compare with.</param>
public override void Subset(DataIdList taxa)
{
Int32 index;
if (this.IsNotEmpty())
{
for (index = this.Count - 1; index >= 0; index--)
{
if (taxa.IsEmpty() || !taxa.Exists(((TaxonName)(this[index])).TaxonId))
{
this.RemoveAt(index);
}
}
}
}
