org.apache.pinot.plugin.stream.kafka20.KafkaMessageBatch Maven / Gradle / Ivy
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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
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*/
package org.apache.pinot.plugin.stream.kafka20;
import java.util.ArrayList;
import java.util.List;
import org.apache.kafka.clients.consumer.ConsumerRecord;
import org.apache.kafka.common.utils.Bytes;
import org.apache.pinot.plugin.stream.kafka.MessageAndOffset;
import org.apache.pinot.spi.stream.LongMsgOffset;
import org.apache.pinot.spi.stream.MessageBatch;
import org.apache.pinot.spi.stream.StreamPartitionMsgOffset;
public class KafkaMessageBatch implements MessageBatch {
private List messageList = new ArrayList<>();
public KafkaMessageBatch(Iterable> iterable) {
for (ConsumerRecord record : iterable) {
messageList.add(new MessageAndOffset(record.value().get(), record.offset()));
}
}
@Override
public int getMessageCount() {
return messageList.size();
}
@Override
public byte[] getMessageAtIndex(int index) {
return messageList.get(index).getMessage().array();
}
@Override
public int getMessageOffsetAtIndex(int index) {
return messageList.get(index).getMessage().arrayOffset();
}
@Override
public int getMessageLengthAtIndex(int index) {
return messageList.get(index).payloadSize();
}
@Override
public long getNextStreamMessageOffsetAtIndex(int index) {
throw new UnsupportedOperationException("This method is deprecated");
}
@Override
public StreamPartitionMsgOffset getNextStreamParitionMsgOffsetAtIndex(int index) {
return new LongMsgOffset(messageList.get(index).getNextOffset());
}
}