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feat: Support new batch model BLEND/PARTITIONED (#1092)
* Revert "Add default value for the partitionType to `partition` (#863)" This reverts commit ba24f85. * Revert "[Proposal-1] Support Partitioner Refactoring (#845)" This reverts commit a8d9f1d. * feat: Add new batch model (cherry picked from commit 4b94112)
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103
src/main/java/org/apache/pulsar/io/jcloud/batch/BatchContainer.java
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| /** | ||
| * 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.io.jcloud.batch; | ||
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| import com.google.common.collect.Lists; | ||
| import java.util.List; | ||
| import java.util.concurrent.ArrayBlockingQueue; | ||
| import java.util.concurrent.atomic.AtomicLong; | ||
| import org.apache.pulsar.client.api.schema.GenericRecord; | ||
| import org.apache.pulsar.functions.api.Record; | ||
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| /** | ||
| * BatchContainer is used to store and manage batches of records. | ||
| * It keeps track of the current batch size and bytes, and checks | ||
| * if the batch needs to be flushed based on the max batch size, bytes, and time. | ||
| */ | ||
| public class BatchContainer { | ||
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| private final long maxBatchSize; | ||
| private final long maxBatchBytes; | ||
| private final long maxBatchTimeMs; | ||
| private final AtomicLong currentBatchSize = new AtomicLong(0L); | ||
| private final AtomicLong currentBatchBytes = new AtomicLong(0L); | ||
| private final ArrayBlockingQueue<Record<GenericRecord>> pendingFlushQueue; | ||
| private volatile long lastPoolRecordsTime; | ||
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| public BatchContainer(long maxBatchSize, long maxBatchBytes, long maxBatchTimeMs, int maxPendingQueueSize) { | ||
| this.maxBatchSize = maxBatchSize; | ||
| this.maxBatchBytes = maxBatchBytes; | ||
| this.maxBatchTimeMs = maxBatchTimeMs; | ||
| this.pendingFlushQueue = new ArrayBlockingQueue<>(maxPendingQueueSize); | ||
| this.lastPoolRecordsTime = System.currentTimeMillis(); | ||
| } | ||
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| public void add(Record<GenericRecord> record) throws InterruptedException { | ||
| pendingFlushQueue.put(record); | ||
| updateCurrentBatchSize(1); | ||
| updateCurrentBatchBytes(record.getMessage().get().size()); | ||
| } | ||
|
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| public long getCurrentBatchSize() { | ||
| return currentBatchSize.get(); | ||
| } | ||
|
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| public long getCurrentBatchBytes() { | ||
| return currentBatchBytes.get(); | ||
| } | ||
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| public void updateCurrentBatchSize(long delta) { | ||
| currentBatchSize.addAndGet(delta); | ||
| } | ||
|
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| public void updateCurrentBatchBytes(long delta) { | ||
| currentBatchBytes.addAndGet(delta); | ||
| } | ||
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| public boolean isEmpty() { | ||
| return pendingFlushQueue.isEmpty(); | ||
| } | ||
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| public boolean needFlush() { | ||
| long currentTime = System.currentTimeMillis(); | ||
| return currentBatchSize.get() >= maxBatchSize | ||
| || currentBatchBytes.get() >= maxBatchBytes | ||
| || (currentTime - lastPoolRecordsTime) >= maxBatchTimeMs; | ||
| } | ||
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| public List<Record<GenericRecord>> pollNeedFlushRecords() { | ||
| final List<Record<GenericRecord>> needFlushRecords = Lists.newArrayList(); | ||
| long recordsToInsertBytes = 0; | ||
| while (!pendingFlushQueue.isEmpty() && needFlushRecords.size() < maxBatchSize | ||
| && recordsToInsertBytes < maxBatchBytes) { | ||
| Record<GenericRecord> r = pendingFlushQueue.poll(); | ||
| if (r != null) { | ||
| if (r.getMessage().isPresent()) { | ||
| long recordBytes = r.getMessage().get().size(); | ||
| recordsToInsertBytes += recordBytes; | ||
| } | ||
| needFlushRecords.add(r); | ||
| } | ||
| } | ||
| updateCurrentBatchBytes(-1 * recordsToInsertBytes); | ||
| updateCurrentBatchSize(-1 * needFlushRecords.size()); | ||
| lastPoolRecordsTime = System.currentTimeMillis(); | ||
| return needFlushRecords; | ||
| } | ||
| } |
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