java Programming Glossary: indexfor

Java On-Memory Efficient Key-Value Store

http://stackoverflow.com/questions/10064422/java-on-memory-efficient-key-value-store

throw new IllegalStateException map is full int index indexFor key while keys index NULL index successor index keys index.. new IllegalArgumentException key cannot be NULL int index indexFor key int count countHits key index int hits new int count int.. numHits index successor index return numHits private int indexFor long key the hashing constant is the golden ratio Long.MAX_VALUE..

HashMap implementation in Java. How does the bucket index calculation work?

http://stackoverflow.com/questions/10879302/hashmap-implementation-in-java-how-does-the-bucket-index-calculation-work

of HashMap in Java and am stuck at one point. How is the indexFor function calculated static int indexFor int h int length return.. point. How is the indexFor function calculated static int indexFor int h int length return h length 1 Thanks java hashmap share..

Custom HashMap Code Issue

http://stackoverflow.com/questions/11398762/custom-hashmap-code-issue

st1 str2 st2 public void put long key int value int index indexFor key while keys index NULL index successor index keys index.. values index value size public int get long key int index indexFor key int count countHits key index int hits new int count int.. numHits index successor index return numHits private int indexFor long key return Math.abs int key 5700357409661598721L keys.length..

Explanation of HashMap#hash(int) method

http://stackoverflow.com/questions/2414117/explanation-of-hashmaphashint-method

hash code. HashMap.java edited for conciseness static int indexFor int h int length return h length 1 public V put K key V value.. V put K key V value int hash hash key.hashCode int index indexFor hash table.length ... So hash attempts to bring relevancy to.. to the higher bits which otherwise would get masked away indexFor basically discards the higher bits of h and takes only the lower..

Java HashMap Default Initial Capacity

http://stackoverflow.com/questions/8352378/java-hashmap-default-initial-capacity

a power of two that can be done really cheaply and is in indexFor static int indexFor int h int length return h length 1 With.. can be done really cheaply and is in indexFor static int indexFor int h int length return h length 1 With a different table length..