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AddDataShards.java

AddDataShards.java demonstrates how to increase shard count in a Kinesis data stream.

/* * Copyright 2010-2019 Amazon.com, Inc. or its affiliates. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"). * You may not use this file except in compliance with the License. * A copy of the License is located at * * http://aws.amazon.com/apache2.0 * * or in the "license" file accompanying this file. This file 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 com.example.kinesis; import software.amazon.awssdk.http.nio.netty.NettyNioAsyncHttpClient; import software.amazon.awssdk.services.kinesis.KinesisAsyncClient; import software.amazon.awssdk.services.kinesis.model.UpdateShardCountRequest; import software.amazon.awssdk.services.kinesis.model.UpdateShardCountResponse; public class AddDataShards { public static void main(String[] args) { String name = args[0]; String input_shards = args[1]; int goal_shards = Integer.parseInt(input_shards); KinesisAsyncClient client = KinesisAsyncClient.builder() .httpClientBuilder(NettyNioAsyncHttpClient.builder() .maxConcurrency(100) .maxPendingConnectionAcquires(10_000)) .build(); UpdateShardCountRequest request = UpdateShardCountRequest.builder() .scalingType("UNIFORM_SCALING") .streamName(name) .targetShardCount(goal_shards) .build(); UpdateShardCountResponse response = client.updateShardCount(request).join(); System.out.println(response.streamName() + " has updated shard count to " + response.currentShardCount()); } }

Sample Details

Service: kinesis

Last tested: 2019-06-28

Author: jschwarzwalder AWS

Type: full-example

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