public static CloseRegionRequest buildCloseRegionRequest(ServerName server, byte[] regionName,
    ServerName destinationServer, long closeProcId, boolean evictCache,
    long initiatingMasterActiveTime) {
    CloseRegionRequest.Builder builder =
      getBuilder(server, regionName, destinationServer, closeProcId);
    builder.setEvictCache(evictCache);
    builder.setInitiatingMasterActiveTime(initiatingMasterActiveTime);
    return builder.build();
  }
Create a CloseRegionRequest for a given region name
@param regionName the name of the region to close
@return a CloseRegionRequest
hbase-client/src/main/java/org/apache/hadoop/hbase/shaded/protobuf/ProtobufUtil.java