Example usage for com.amazonaws.services.kinesis.model DescribeStreamResult DescribeStreamResult

Introduction

In this page you can find the example usage for com.amazonaws.services.kinesis.model DescribeStreamResult DescribeStreamResult.

Prototype

DescribeStreamResult

Source Link

Usage

From source file:com.facebook.presto.kinesis.util.MockKinesisClient.java

License:Apache License

@Override
public DescribeStreamResult describeStream(DescribeStreamRequest describeStreamRequest)
        throws AmazonServiceException, AmazonClientException {
    InternalStream theStream = this.getStream(describeStreamRequest.getStreamName());
    if (theStream != null) {
        StreamDescription desc = new StreamDescription();
        desc = desc.withStreamName(theStream.getStreamName()).withStreamStatus(theStream.getStreamStatus())
                .withStreamARN(theStream.getStreamARN());

        if (describeStreamRequest.getExclusiveStartShardId() == null
                || describeStreamRequest.getExclusiveStartShardId().isEmpty()) {
            desc.setShards(this.getShards(theStream));
            desc.setHasMoreShards(false);
        } else {/*from  w ww  .  j a v  a 2s. co m*/
            // Filter from given shard Id, or may not have any more
            String startId = describeStreamRequest.getExclusiveStartShardId();
            desc.setShards(this.getShards(theStream, startId));
            desc.setHasMoreShards(false);
        }

        DescribeStreamResult result = new DescribeStreamResult();
        result = result.withStreamDescription(desc);
        return result;
    } else {
        throw new AmazonClientException("This stream does not exist!");
    }
}

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From source file:org.apache.beam.sdk.io.kinesis.AmazonKinesisMock.java

License:Apache License

@Override
public DescribeStreamResult describeStream(String streamName, String exclusiveStartShardId) {
    int nextShardId = 0;
    if (exclusiveStartShardId != null) {
        nextShardId = parseInt(exclusiveStartShardId) + 1;
    }// w  w w  .  ja  va2  s .  c  o  m
    boolean hasMoreShards = nextShardId + 1 < shardedData.size();

    List<Shard> shards = new ArrayList<>();
    if (nextShardId < shardedData.size()) {
        shards.add(new Shard().withShardId(Integer.toString(nextShardId)));
    }

    HttpResponse response = new HttpResponse(null, null);
    response.setStatusCode(200);
    DescribeStreamResult result = new DescribeStreamResult();
    result.setSdkHttpMetadata(SdkHttpMetadata.from(response));
    result.withStreamDescription(new StreamDescription().withHasMoreShards(hasMoreShards).withShards(shards)
            .withStreamName(streamName));
    return result;
}

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