001/*
002 * Licensed to the Apache Software Foundation (ASF) under one
003 * or more contributor license agreements.  See the NOTICE file
004 * distributed with this work for additional information
005 * regarding copyright ownership.  The ASF licenses this file
006 * to you under the Apache License, Version 2.0 (the
007 * "License"); you may not use this file except in compliance
008 * with the License.  You may obtain a copy of the License at
009 *
010 *     http://www.apache.org/licenses/LICENSE-2.0
011 *
012 * Unless required by applicable law or agreed to in writing, software
013 * distributed under the License is distributed on an "AS IS" BASIS,
014 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
015 * See the License for the specific language governing permissions and
016 * limitations under the License.
017 */
018package org.apache.hadoop.hbase.client;
019
020/**
021 * Advise the scanning infrastructure to collect up to {@code limit} results.
022 */
023class LimitedScanResultConsumer extends SimpleScanResultConsumerImpl {
024
025  private final int limit;
026
027  public LimitedScanResultConsumer(int limit) {
028    this.limit = limit;
029  }
030
031  @Override
032  public synchronized boolean onNext(Result result) {
033    return super.onNext(result) && results.size() < limit;
034  }
035}