public java.util.List<Warning> getWarnings() {
        if (warnings == null) {
            warnings = new com.amazonaws.internal.SdkInternalList<Warning>();
        }
        return warnings;
    }
<p>
Elastic Transcoder returns a warning if the resources used by your pipeline are not in the same region as the
pipeline.
</p>
<p>
Using resources in the same region, such as your Amazon S3 buckets, Amazon SNS notification topics, and AWS KMS
key, reduces processing time and prevents cross-regional charges.
</p>

@return Elastic Transcoder returns a warning if the resources used by your pipeline are not in the same region as
        the pipeline.</p>
        <p>
        Using resources in the same region, such as your Amazon S3 buckets, Amazon SNS notification topics, and
        AWS KMS key, reduces processing time and prevents cross-regional charges.
aws-java-sdk-elastictranscoder/src/main/java/com/amazonaws/services/elastictranscoder/model/ReadPipelineResult.java