public UpdateChannelGroupResult withETag(String eTag) {
        setETag(eTag);
        return this;
    }
<p>
The current Entity Tag (ETag) associated with this resource. The entity tag can be used to safely make concurrent
updates to the resource.
</p>

@param eTag
       The current Entity Tag (ETag) associated with this resource. The entity tag can be used to safely make
       concurrent updates to the resource.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-mediapackagev2/src/main/java/com/amazonaws/services/mediapackagev2/model/UpdateChannelGroupResult.java