Java tutorial
//package com.java2s; public class Main { public static long mixHash(String str) { long hash = str.hashCode(); hash <<= 32; hash |= FNVHash1(str); return hash; } public static int FNVHash1(byte[] data) { final int p = 16777619; int hash = (int) 2166136261L; for (byte b : data) hash = (hash ^ b) * p; hash += hash << 13; hash ^= hash >> 7; hash += hash << 3; hash ^= hash >> 17; hash += hash << 5; return hash; } public static int FNVHash1(String data) { final int p = 16777619; int hash = (int) 2166136261L; for (int i = 0; i < data.length(); i++) hash = (hash ^ data.charAt(i)) * p; hash += hash << 13; hash ^= hash >> 7; hash += hash << 3; hash ^= hash >> 17; hash += hash << 5; return hash; } }