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The Amazon Kinesis Client Library for Java enables Java developers to easily consume and process data from Amazon Kinesis.

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/*
 * Copyright 2019 Amazon.com, Inc. or its affiliates.
 * Licensed 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 com.amazonaws.services.kinesis.clientlibrary.lib.worker;

import com.amazonaws.services.kinesis.clientlibrary.exceptions.internal.KinesisClientLibIOException;
import com.amazonaws.services.kinesis.clientlibrary.proxies.IKinesisProxy;
import com.amazonaws.services.kinesis.leases.exceptions.DependencyException;
import com.amazonaws.services.kinesis.leases.exceptions.InvalidStateException;
import com.amazonaws.services.kinesis.leases.exceptions.ProvisionedThroughputException;
import com.amazonaws.services.kinesis.leases.impl.KinesisClientLease;
import com.amazonaws.services.kinesis.leases.interfaces.ILeaseManager;
import com.amazonaws.services.kinesis.model.Shard;

import java.util.List;

public interface ShardSyncer {

    void checkAndCreateLeasesForNewShards(IKinesisProxy kinesisProxy, ILeaseManager leaseManager,
                                          InitialPositionInStreamExtended initialPositionInStream, boolean cleanupLeasesOfCompletedShards,
                                          boolean ignoreUnexpectedChildShards)
            throws DependencyException, InvalidStateException, ProvisionedThroughputException,
            KinesisClientLibIOException;

    default void checkAndCreateLeasesForNewShards(IKinesisProxy kinesisProxy, ILeaseManager leaseManager,
                                          InitialPositionInStreamExtended initialPositionInStream, boolean cleanupLeasesOfCompletedShards,
                                          boolean ignoreUnexpectedChildShards, List latestShards)
            throws DependencyException, InvalidStateException, ProvisionedThroughputException,
            KinesisClientLibIOException {
        checkAndCreateLeasesForNewShards(kinesisProxy, leaseManager, initialPositionInStream, cleanupLeasesOfCompletedShards, ignoreUnexpectedChildShards);
    }
}