Examples of org.apache.hadoop.hbase.exceptions.NotServingRegionException

Package org.apache.hadoop.hbase.exceptions

Examples of org.apache.hadoop.hbase.exceptions.NotServingRegionException

org.apache.hadoop.hbase.exceptions.NotServingRegionException
Thrown by a region server if it is sent a request for a region it is not serving.

            " Doing a standard close now");
        return closeRegion(encodedName, abort, zk, versionOfClosingNode, sn);
      } else {
        LOG.info("The opening previously in progress has been cancelled by a CLOSE request.");
        // The master deletes the znode when it receives this exception.
        throw new NotServingRegionException("The region " + encodedName +
            " was opening but not yet served. Opening is cancelled.");
      }
    } else if (Boolean.FALSE.equals(previous)) {
      LOG.info("Received CLOSE for the region: " + encodedName +
          " ,which we are already trying to CLOSE");
      // The master deletes the znode when it receives this exception.
      throw new NotServingRegionException("The region " + encodedName +
          " was already closing. New CLOSE request is ignored.");
    }


    if (actualRegion == null){
      LOG.error("Received CLOSE for a region which is not online, and we're not opening.");
      this.regionsInTransitionInRS.remove(encodedName.getBytes());
      // The master deletes the znode when it receives this exception.
      throw new NotServingRegionException("The region " + encodedName +
          " is not online, and is not opening.");
    }


    CloseRegionHandler crh;
    final HRegionInfo hri = actualRegion.getRegionInfo();

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      }
      Boolean isOpening = this.regionsInTransitionInRS.get(Bytes.toBytes(encodedRegionName));
      if (isOpening != null && isOpening.booleanValue()) {
        throw new RegionOpeningException("Region is being opened: " + encodedRegionName);
      }
      throw new NotServingRegionException("Region is not online: " + encodedRegionName);
    }
    return region;
  }

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   * @throws InterruptedIOException if interrupted while waiting for a lock
   */
  public void startRegionOperation()
      throws NotServingRegionException, RegionTooBusyException, InterruptedIOException {
    if (this.closing.get()) {
      throw new NotServingRegionException(getRegionNameAsString() + " is closing");
    }
    lock(lock.readLock());
    if (this.closed.get()) {
      lock.readLock().unlock();
      throw new NotServingRegionException(getRegionNameAsString() + " is closed");
    }
  }

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   * @throws InterruptedIOException if interrupted while waiting for a lock
   */
  private void startBulkRegionOperation(boolean writeLockNeeded)
      throws NotServingRegionException, RegionTooBusyException, InterruptedIOException {
    if (this.closing.get()) {
      throw new NotServingRegionException(getRegionNameAsString() + " is closing");
    }
    if (writeLockNeeded) lock(lock.writeLock());
    else lock(lock.readLock());
    if (this.closed.get()) {
      if (writeLockNeeded) lock.writeLock().unlock();
      else lock.readLock().unlock();
      throw new NotServingRegionException(getRegionNameAsString() + " is closed");
    }
  }

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Related Classes of org.apache.hadoop.hbase.exceptions.NotServingRegionException

org.apache.hadoop.hbase.regionserver.HRegion

org.apache.hadoop.hbase.regionserver.HRegionServer

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