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[FLINK-31980][Connectors/Kinesis] Initial implementation of EFO subsc…
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37 changes: 37 additions & 0 deletions
37
...reams/src/main/java/org/apache/flink/connector/kinesis/source/proxy/AsyncStreamProxy.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. | ||
| */ | ||
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| package org.apache.flink.connector.kinesis.source.proxy; | ||
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| import org.apache.flink.annotation.Internal; | ||
| import org.apache.flink.connector.kinesis.source.split.StartingPosition; | ||
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| import software.amazon.awssdk.services.kinesis.model.SubscribeToShardResponseHandler; | ||
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| import java.io.Closeable; | ||
| import java.util.concurrent.CompletableFuture; | ||
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| /** Interface for interactions with async client of Kinesis streams. */ | ||
| @Internal | ||
| public interface AsyncStreamProxy extends Closeable { | ||
| CompletableFuture<Void> subscribeToShard( | ||
| String consumerArn, | ||
| String shardId, | ||
| StartingPosition startingPosition, | ||
| SubscribeToShardResponseHandler responseHandler); | ||
| } |
41 changes: 41 additions & 0 deletions
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...rc/main/java/org/apache/flink/connector/kinesis/source/proxy/KinesisAsyncStreamProxy.java
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| package org.apache.flink.connector.kinesis.source.proxy; | ||
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| import org.apache.flink.annotation.Internal; | ||
| import org.apache.flink.connector.kinesis.source.split.StartingPosition; | ||
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| import software.amazon.awssdk.http.async.SdkAsyncHttpClient; | ||
| import software.amazon.awssdk.services.kinesis.KinesisAsyncClient; | ||
| import software.amazon.awssdk.services.kinesis.model.SubscribeToShardRequest; | ||
| import software.amazon.awssdk.services.kinesis.model.SubscribeToShardResponseHandler; | ||
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| import java.io.IOException; | ||
| import java.util.concurrent.CompletableFuture; | ||
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| /** Implementation of async stream proxy for the Kinesis client. */ | ||
| @Internal | ||
| public class KinesisAsyncStreamProxy implements AsyncStreamProxy { | ||
| private final KinesisAsyncClient kinesisAsyncClient; | ||
| private final SdkAsyncHttpClient asyncHttpClient; | ||
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| public KinesisAsyncStreamProxy(KinesisAsyncClient kinesisAsyncClient, SdkAsyncHttpClient asyncHttpClient) { | ||
| this.kinesisAsyncClient = kinesisAsyncClient; | ||
| this.asyncHttpClient = asyncHttpClient; | ||
| } | ||
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| @Override | ||
| public CompletableFuture<Void> subscribeToShard(String consumerArn, String shardId, StartingPosition startingPosition, SubscribeToShardResponseHandler responseHandler) { | ||
| SubscribeToShardRequest request = SubscribeToShardRequest.builder() | ||
| .consumerARN(consumerArn) | ||
| .shardId(shardId) | ||
| .startingPosition(startingPosition.getSdkStartingPosition()) | ||
| .build(); | ||
| return kinesisAsyncClient.subscribeToShard(request, responseHandler); | ||
| } | ||
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| @Override | ||
| public void close() throws IOException { | ||
| kinesisAsyncClient.close(); | ||
| asyncHttpClient.close(); | ||
| } | ||
| } |
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