public S3BucketSource withS3KeyPrefix(String s3KeyPrefix) {
        setS3KeyPrefix(s3KeyPrefix);
        return this;
    }
<p>
The key prefix shared by all S3 Objects that are being imported.
</p>

@param s3KeyPrefix
       The key prefix shared by all S3 Objects that are being imported.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-dynamodb/src/main/java/com/amazonaws/services/dynamodbv2/model/S3BucketSource.java