/// <summary>
/// Determines whether the specified Object is equal to the current Object.
/// </summary>
/// <param name="obj">The Object to compare with the current Object.</param>
/// <returns><value>true</value> if the specified Object is equal to the current Object;
/// otherwise, <value>false</value>.
/// </returns>
public override bool Equals(object obj)
{
// I really can't do what the Java version does.
// It casts to a Set. No such thing here. We'll use IPersistentSet instead.
IPersistentSet s = obj as IPersistentSet;
if (s == null)
{
return(false);
}
if (s.count() != count() || s.GetHashCode() != GetHashCode())
{
return(false);
}
for (ISeq seq = s.seq(); seq != null; seq = seq.next())
{
if (!contains(seq.first()))
{
return(false);
}
}
return(true);
}
public static bool setEquals(IPersistentSet s1, object obj)
{
// I really can't do what the Java version does.
// It casts to a Set. No such thing here. We'll use IPersistentSet instead.
if (s1 == obj)
{
return(true);
}
#if CLR2
// No System.Collections.Generic.ISet<T>
#else
ISet <Object> is2 = obj as ISet <Object>;
if (is2 != null)
{
if (is2.Count != s1.count())
{
return(false);
}
foreach (Object elt in is2)
{
if (!s1.contains(elt))
{
return(false);
}
}
return(true);
}
#endif
IPersistentSet s2 = obj as IPersistentSet;
if (s2 == null)
{
return(false);
}
if (s2.count() != s1.count())
{
return(false);
}
for (ISeq seq = s2.seq(); seq != null; seq = seq.next())
{
if (!s1.contains(seq.first()))
{
return(false);
}
}
return(true);
}