public void setS3Etags(java.util.Collection<String> s3Etags) {
        if (s3Etags == null) {
            this.s3Etags = null;
            return;
        }

        this.s3Etags = new java.util.ArrayList<String>(s3Etags);
    }
<p>
The Amazon S3 identifier for the zip file bundle that you use for your robot application.
</p>

@param s3Etags
       The Amazon S3 identifier for the zip file bundle that you use for your robot application.
aws-java-sdk-robomaker/src/main/java/com/amazonaws/services/robomaker/model/CreateRobotApplicationVersionRequest.java