com.ibm.wala.util.intset

Interface OrdinalSetMapping<T>

All Superinterfaces:

Iterable<T>

All Known Implementing Classes:

MutableMapping, ObjectArrayMapping, OffsetOrdinalSetMapping

public interface OrdinalSetMapping<T>
extends Iterable<T>

An object that implements a bijection between whole numbers and objects.

Method Summary

Modifier and Type	Method and Description
int	add(T o) Add an Object to the set of mapped objects.
int	getMappedIndex(Object o)
T	getMappedObject(int n)
int	getMaximumIndex()
int	getSize()
boolean	hasMappedIndex(T o)
Stream<T>	stream() Stream over mapped objects.

Methods inherited from interface java.lang.Iterable

forEach, iterator, spliterator

Method Detail

getMappedObject

T getMappedObject(int n)
           throws NoSuchElementException

Returns:

the object numbered n.

Throws:

NoSuchElementException

getMappedIndex

int getMappedIndex(Object o)

Returns:

the number of a given object, or -1 if the object is not currently in the range.

hasMappedIndex

boolean hasMappedIndex(T o)

Returns:

whether the given object is mapped by this mapping

getMaximumIndex

int getMaximumIndex()

Returns:

the maximum integer mapped to an object

getSize

int getSize()

Returns:

the current size of the bijection

add

int add(T o)

Add an Object to the set of mapped objects.

Returns:

the integer to which the object is mapped.

stream

Stream<T> stream()

Stream over mapped objects.

Returns:

a stream over the mapped objects