RootReader
constructor(stateManager: StateManager, resourceAcquisitionHeartbeat: Duration, timeout: Duration, outputConsumer: StandardOutputConsumer, metaFieldDecorator: MetaFieldDecorator, resourceAcquirer: ResourceAcquirer, partitionsCreatorFactories: List<PartitionsCreatorFactory>, dataChannelFormat: DataChannelFormat, dataChannelMedium: DataChannelMedium, bufferByteSizeThresholdForFlush: Int, clock: Clock)