@Override
 public void updateCachedLocations(
     byte[] tableName, byte[] rowkey, Object exception, HRegionLocation source) {
   wrappedConnection.updateCachedLocations(tableName, rowkey, exception, source);
 }
 @Override
 public void updateCachedLocations(
     TableName tableName, byte[] regionName, byte[] rowkey, Object exception, ServerName source) {
   wrappedConnection.updateCachedLocations(tableName, regionName, rowkey, exception, source);
 }