blob: 99a6309cc7a103ed1f023edf2d24ce12a9ccfca2 (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
|
import scala.collection.mutable.MapLike
class SparseArray[@specialized(Int) T:ClassManifest] extends collection.mutable.Map[Int,T] with collection.mutable.MapLike[Int,T,SparseArray[T]] {
override def get(x: Int) = {
val ind = findOffset(x)
if (ind < 0) None else Some(sys.error("ignore"))
}
/**
* Returns the offset into index and data for the requested vector
* index. If the requested index is not found, the return value is
* negative and can be converted into an insertion point with -(rv+1).
*/
private def findOffset(i : Int) : Int = {
sys.error("impl doesn't matter")
}
override def apply(i : Int) : T = { sys.error("ignore") }
override def update(i : Int, value : T) = sys.error("ignore")
override def empty = new SparseArray[T]
def -=(ind: Int) = sys.error("ignore")
def +=(kv: (Int,T)) = sys.error("ignore")
override final def iterator = sys.error("ignore")
}
|