public Bag <T> including(T element)
{
var copy = new Bag <T>(this);
copy.Add(element);
return(copy);
}
public virtual Bag <T> asBag()
{
var set = new Bag <T>();
foreach (T element in this)
{
set.Add(element);
}
return(set);
}
public Bag <T> select(Func <T, bool> lambda)
{
var filter = this.Where(lambda);
var result = new Bag <T>();
foreach (T element in filter)
{
result.Add(element);
}
return(result);
}
public Bag <T2> collect <T2>(Func <T, T2> lambda)
{
var result = new Bag <T2>();
foreach (T element in this)
{
result.Add(lambda(element));
}
return(result);
}
/// <summary>
/// http://download.eclipse.org/ocl/doc/6.0.0/ocl.pdf
/// The bag containing all elements of self and objects.
/// </summary>
public Bag <T> includingAll(Collection <T> collection)
{
var result = new Bag <T>(this);
foreach (T item in collection)
{
result.Add(item);
}
return(result);
}
public Bag <T2> flatten <T2>()
{
var result = new Bag <T2>();
foreach (object element in this)
{
if (element is Bag <T2> )
{
var subcollection = (Bag <T2>)element;
foreach (T2 e in subcollection.flatten <T2>().asSet())
{
result.Add(e);
}
}
else if (element is T2)
{
var e = (T2)element;
result.Add(e);
}
}
return(result);
}
/// <summary>
/// http://download.eclipse.org/ocl/doc/6.0.0/ocl.pdf
/// The bag containing all elements of self apart from all occurrences of all objects.
/// </summary>
public Bag <T> excludingAll(Collection <T> collection)
{
var result = new Bag <T>();
foreach (T item in this)
{
if (!collection.Contains(item))
{
result.Add(item);
}
}
return(result);
}
public Bag <T2> selectByType <T2>()
{
var thisCollection = this;
var result = new Bag <T2>();
foreach (T item in thisCollection)
{
var itemType = item.GetType();
if (itemType == typeof(T2))
{
result.Add((T2)Convert.ChangeType(item, typeof(T2)));
}
}
return(result);
}
public Bag <T2> collect <T2>(Func <T, Collection <T2> > lambda)
{
var result = new Bag <T2>();
foreach (T element in this)
{
var e = lambda(element);
foreach (T2 ee in e)
{
result.Add(ee);
}
}
return(result);
}
public Bag <T> reject(Func <T, bool> lambda)
{
var remove = this.Where(lambda);
var result = new Bag <T>();
foreach (T element in this)
{
if (!remove.Contains(element))
{
result.Add(element);
}
}
return(result);
}
