io.lacuna.bifurcan.diffs

Class Util

java.lang.Object

io.lacuna.bifurcan.diffs.Util

public class Util
extends Object

Constructor Summary

Constructors

Constructor and Description
Util()

Method Summary

Modifier and Type	Method and Description
static long	offsetIndex(ISortedSet<Long> removedIndices, long idx)
static OptionalLong	removedPredecessors(ISortedSet<Long> removedIndices, long idx)
static <V> Iterator<V>	skipIndices(Iterator<V> it, Iterator<Long> skippedIndices)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

Util

public Util()

Method Detail

removedPredecessors

public static OptionalLong removedPredecessors(ISortedSet<Long> removedIndices,
                                               long idx)

Returns:

the number of removed entries before idx, unless idx itself is removed

offsetIndex

public static long offsetIndex(ISortedSet<Long> removedIndices,
                               long idx)

skipIndices

public static <V> Iterator<V> skipIndices(Iterator<V> it,
                                          Iterator<Long> skippedIndices)