public void setThingGroupName(String thingGroupName) {
        this.thingGroupName = thingGroupName;
    }
<p>
The name of the dynamic thing group to update.
</p>

@param thingGroupName
       The name of the dynamic thing group to update.
aws-java-sdk-iot/src/main/java/com/amazonaws/services/iot/model/UpdateDynamicThingGroupRequest.java