@RestrictedApi(explanation = "Should only be called in tests", link = "",
      allowedOnPath = ".*/src/test/.*")
  boolean isReadsEnabled() {
    return this.writestate.readsEnabled;
  }
This method modifies the region's configuration in order to inject replication-related features
@param conf region configurations
hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/HRegion.java