private void populate(HashFunction<byte[]> hashFunc, HashMap<Long, Integer> hashCodes) throws IOException { int lineCnt = _lineSeedData.size(); long startTime = System.currentTimeMillis(); try { for (int i = 0; i < _keyCount; i++) { String s = _lineSeedData.get(i % lineCnt); String k = s.substring(0, 30) + i; long hash = hashFunc.hash(k.getBytes()); Integer cnt = hashCodes.get(hash); cnt = (cnt == null) ? 0 : cnt; hashCodes.put(hash, cnt + 1); } } catch (Exception e) { e.printStackTrace(); } long endTime = System.currentTimeMillis(); long elapsedTime = endTime - startTime; StatsLog.logger.info("elapsedTime=" + elapsedTime + " ms"); }
protected long hash(byte[] key) { return _hashFunction.hash(key); }