| /* |
| * 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.pulsar.broker.service; |
| |
| |
| import io.netty.util.Recycler; |
| import java.util.BitSet; |
| import org.apache.commons.lang3.tuple.Pair; |
| |
| public class EntryBatchIndexesAcks { |
| private int size = 100; |
| private Pair<Integer, long[]>[] indexesAcks = new Pair[size]; |
| |
| public void setIndexesAcks(int entryIdx, Pair<Integer, long[]> indexesAcks) { |
| this.indexesAcks[entryIdx] = indexesAcks; |
| } |
| |
| public long[] getAckSet(int entryIdx) { |
| Pair<Integer, long[]> pair = indexesAcks[entryIdx]; |
| return pair == null ? null : pair.getRight(); |
| } |
| |
| public int getTotalAckedIndexCount() { |
| int count = 0; |
| for (int i = 0; i < size; i++) { |
| Pair<Integer, long[]> pair = indexesAcks[i]; |
| if (pair != null) { |
| count += pair.getLeft() - BitSet.valueOf(pair.getRight()).cardinality(); |
| } |
| } |
| return count; |
| } |
| |
| public void recycle() { |
| for (int i = 0; i < size; i++) { |
| indexesAcks[i] = null; |
| } |
| handle.recycle(this); |
| } |
| |
| private void ensureCapacityAndSetSize(int entriesListSize) { |
| size = entriesListSize; |
| if (indexesAcks.length < size) { |
| indexesAcks = new Pair[size]; |
| } |
| } |
| |
| public static EntryBatchIndexesAcks get(int entriesListSize) { |
| EntryBatchIndexesAcks ebi = RECYCLER.get(); |
| ebi.ensureCapacityAndSetSize(entriesListSize); |
| return ebi; |
| } |
| |
| private EntryBatchIndexesAcks(Recycler.Handle<EntryBatchIndexesAcks> handle) { |
| this.handle = handle; |
| } |
| |
| private final Recycler.Handle<EntryBatchIndexesAcks> handle; |
| private static final Recycler<EntryBatchIndexesAcks> RECYCLER = new Recycler<EntryBatchIndexesAcks>() { |
| @Override |
| protected EntryBatchIndexesAcks newObject(Handle<EntryBatchIndexesAcks> handle) { |
| return new EntryBatchIndexesAcks(handle); |
| } |
| }; |
| } |