public void ChangeName(CircleName name)
{
if (name == null)
{
throw new ArgumentNullException(nameof(name));
}
this.name = name;
}
public Circle(CircleId id, CircleName name, User owner, List <User> members)
{
if (id == null)
{
throw new ArgumentNullException(nameof(id));
}
if (name == null)
{
throw new ArgumentNullException(nameof(name));
}
if (owner == null)
{
throw new ArgumentNullException(nameof(owner));
}
if (members == null)
{
throw new ArgumentNullException(nameof(members));
}
this.id = id;
this.name = name;
this.owner = owner;
this.members = members;
}