public HbckRegionDetails parseRegionInfo(RegionInfo regionInfo) {
    return new HbckRegionDetails(regionInfo.getEncodedName(),
      regionInfo.getTable().getNameAsString(), new String(regionInfo.getStartKey()),
      new String(regionInfo.getEndKey()));
  }
The root object exposing hbck.jsp page as JSON Output.
hbase-server/src/main/java/org/apache/hadoop/hbase/master/http/hbck/resource/HbckMetricsResource.java