public UpdateMultiplexRequest withMultiplexId(String multiplexId) {
        setMultiplexId(multiplexId);
        return this;
    }
ID of the multiplex to update.

@param multiplexId
       ID of the multiplex to update.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-medialive/src/main/java/com/amazonaws/services/medialive/model/UpdateMultiplexRequest.java