org.apache.lucene.util.compress

Class LZ4.FastCompressionHashTable

java.lang.Object

org.apache.lucene.util.compress.LZ4.FastCompressionHashTable

Enclosing class:

LZ4

public static final class LZ4.FastCompressionHashTable
extends Object

Simple lossy HashTable that only stores the last ocurrence for each hash on 2^14 bytes of memory.

Constructor Summary

Constructors

Constructor and Description
FastCompressionHashTable() Sole constructor

Method Summary

Modifier and Type	Method and Description
int	previous(int off) Return an index that less than off and stores the same 4 bytes.

Methods inherited from class java.lang.Object

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

Constructor Detail

FastCompressionHashTable

public FastCompressionHashTable()

Sole constructor

Method Detail

previous

public int previous(int off)

Return an index that less than off and stores the same 4 bytes. Unlike get(int), it doesn't need to be called on increasing offsets. A return value of -1 indicates that no other index could be found.