@Override
    public boolean isActive() {
        return false;
    }
@param id              the ID of this task
@param inputPartitions input topic partitions, used for thread metadata only
@param topology        the instance of {@link ProcessorTopology}
@param config          the {@link StreamsConfig} specified by the user
@param streamsMetrics  the {@link StreamsMetrics} created by the thread
@param stateMgr        the {@link ProcessorStateManager} for this task
@param stateDirectory  the {@link StateDirectory} created by the thread
streams/src/main/java/org/apache/kafka/streams/processor/internals/StandbyTask.java