public bool AddAll(int index, IntBag other)
{
// throws NullPointerException if other == null,
// ArrayIndexOutOfBoundsException if index < 0,
// and IndexOutOfBoundsException if index > numObjs
if (index > NumObjs)
{
ThrowIndexOutOfBoundsException(index);
}
if (other.NumObjs <= 0)
{
return(false);
}
// make IntBag big enough
if (NumObjs + other.NumObjs > Objs.Length)
{
Resize(NumObjs + other.NumObjs);
}
if (index != NumObjs) // make room
{
Array.Copy(Objs, index, Objs, index + other.NumObjs, other.NumObjs);
}
Array.Copy(other.Objs, 0, Objs, index, other.NumObjs);
NumObjs += other.NumObjs;
return(true);
}
/** Adds the ints from the other IntBag without copying them. The size of the
* new IntBag is the minimum necessary size to hold the ints. */
public IntBag(IntBag other)
{
if (other == null)
{
NumObjs = 0;
Objs = new int[1];
}
NumObjs = other.NumObjs;
Objs = new int[NumObjs];
Array.Copy(other.Objs, 0, Objs, 0, NumObjs);
}
public bool AddAll(IntBag other)
{
return(AddAll(NumObjs, other));
}
