org.apache.druid.collections.bitmap.ConcisePeekableIteratorAdapter Maven / Gradle / Ivy

Show more of this group Show more artifacts with this name
Show all versions of druid-processing Show documentation

A module that is everything required to understands Druid Segments

There is a newer version: 30.0.1

/*
 * 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.druid.collections.bitmap;

import org.apache.druid.extendedset.intset.IntSet;

public class ConcisePeekableIteratorAdapter extends PeekableIteratorAdapter
{
  ConcisePeekableIteratorAdapter(IntSet.IntIterator iterator)
  {
    super(iterator);
  }

  @Override
  public void advanceIfNeeded(int i)
  {
    if (mark < i) {
      baseIterator.skipAllBefore(i);
      if (baseIterator.hasNext()) {
        mark = baseIterator.next();
      } else {
        mark = NOT_SET;
      }
    }
  }
}