| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| |
| package org.apache.datasketches.theta; |
| |
| /** |
| * @author Lee Rhodes |
| */ |
| class HeapHashIterator implements HashIterator { |
| private long[] cache; |
| private int arrLongs; |
| private long thetaLong; |
| private int index; |
| private long hash; |
| |
| HeapHashIterator(final long[] cache, final int arrLongs, final long thetaLong) { |
| this.cache = cache; |
| this.arrLongs = arrLongs; |
| this.thetaLong = thetaLong; |
| index = -1; |
| hash = 0; |
| } |
| |
| @Override |
| public long get() { |
| return hash; |
| } |
| |
| @Override |
| public boolean next() { |
| while (++index < arrLongs) { |
| hash = cache[index]; |
| if ((hash != 0) && (hash < thetaLong)) { |
| return true; |
| } |
| } |
| return false; |
| } |
| |
| } |