public DeregisterGameServerRequest withGameServerGroupName(String gameServerGroupName) {
        setGameServerGroupName(gameServerGroupName);
        return this;
    }
<p>
A unique identifier for the game server group where the game server is running.
</p>

@param gameServerGroupName
       A unique identifier for the game server group where the game server is running.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-gamelift/src/main/java/com/amazonaws/services/gamelift/model/DeregisterGameServerRequest.java