org.apache.pekko.http

Class HashCodeCollider

java.lang.Object

org.apache.pekko.http.HashCodeCollider

public class HashCodeCollider
extends java.lang.Object

Helper that creates strings that all share the same hashCode == 0.

Adapted from MIT-licensed code by Andriy Plokhotnyuk at https://github.com/plokhotnyuk/jsoniter-scala/blob/26b5ecdd4f8c2ab7e97bd8106cefdda4c1e701ce/jsoniter-scala-benchmark/src/main/scala/com/github/plokhotnyuk/jsoniter_scala/macros/HashCodeCollider.scala#L6.

Constructor Summary

Constructors

Constructor and Description
HashCodeCollider()

Method Summary

Modifier and Type	Method and Description
static scala.collection.Iterator<java.lang.Object>	asciiChars()
static scala.collection.Iterator<scala.Tuple2<java.lang.Object,java.lang.Object>>	asciiCharsAndHash(int previousHash)
static scala.collection.immutable.IndexedSeq<java.lang.Object>	visibleChars()
static scala.collection.Iterator<java.lang.String>	zeroHashCodeIterator() Creates an iterator of Strings that all have hashCode == 0

Methods inherited from class java.lang.Object

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

Constructor Detail

HashCodeCollider

public HashCodeCollider()

Method Detail

visibleChars

public static scala.collection.immutable.IndexedSeq<java.lang.Object> visibleChars()

asciiChars

public static scala.collection.Iterator<java.lang.Object> asciiChars()

asciiCharsAndHash

public static scala.collection.Iterator<scala.Tuple2<java.lang.Object,java.lang.Object>> asciiCharsAndHash(int previousHash)

zeroHashCodeIterator

public static scala.collection.Iterator<java.lang.String> zeroHashCodeIterator()

Creates an iterator of Strings that all have hashCode == 0