Examples of org.apache.hadoop.hbase.NotServingRegionException

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

   * @throws NotServingRegionException when the region is closing or closed
   */
  private void startBulkRegionOperation(boolean writeLockNeeded)
  throws NotServingRegionException {
    if (this.closing.get()) {
      throw new NotServingRegionException(regionInfo.getRegionNameAsString() +
          " is closing");
    }
    if (writeLockNeeded) lock.writeLock().lock();
    else lock.readLock().lock();
    if (this.closed.get()) {
      if (writeLockNeeded) lock.writeLock().unlock();
      else lock.readLock().unlock();
      throw new NotServingRegionException(regionInfo.getRegionNameAsString() +
          " is closed");
    }
  }

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    LOG.info("Received close region: " + region.getRegionNameAsString());
    boolean hasit = this.onlineRegions.containsKey(region.getEncodedName());
    if (!hasit) {
      LOG.warn("Received close for region we are not serving; " +
        region.getEncodedName());
      throw new NotServingRegionException("Received close for "
        + region.getRegionNameAsString() + " but we are not serving it");
    }
    if (this.regionsInTransitionInRS.contains(region.getEncodedNameAsBytes())) {
      throw new RegionAlreadyInTransitionException("close", region.getEncodedName());
    }

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  protected HRegion getRegion(final byte[] regionName)
      throws NotServingRegionException {
    HRegion region = null;
    region = getOnlineRegion(regionName);
    if (region == null) {
      throw new NotServingRegionException("Region is not online: " +
        Bytes.toStringBinary(regionName));
    }
    return region;
  }

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    long timeout = conf.getLong("hbase.hbck.close.timeout", 120000);
    long expiration = timeout + System.currentTimeMillis();
    while (System.currentTimeMillis() < expiration) {
      try {
        HRegionInfo rsRegion = rs.getRegionInfo(region.getRegionName());
        if (rsRegion == null) throw new NotServingRegionException();
      } catch (Exception e) {
        return;
      }
      Thread.sleep(1000);
    }

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   * Acquires a read lock and checks if the region is closing or closed.
   * @throws NotServingRegionException when the region is closing or closed
   */
  private void startRegionOperation() throws NotServingRegionException {
    if (this.closing.get()) {
      throw new NotServingRegionException(regionInfo.getRegionNameAsString() +
          " is closing");
    }
    lock.readLock().lock();
    if (this.closed.get()) {
      lock.readLock().unlock();
      throw new NotServingRegionException(regionInfo.getRegionNameAsString() +
          " is closed");
    }
  }

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    LOG.info("Received close region: " + region.getRegionNameAsString());
    boolean hasit = this.onlineRegions.containsKey(region.getEncodedName());
    if (!hasit) {
      LOG.warn("Received close for region we are not serving; " +
        region.getEncodedName());
      throw new NotServingRegionException("Received close for "
        + region.getRegionNameAsString() + " but we are not serving it");
    }
    if (this.regionsInTransitionInRS.contains(region.getEncodedNameAsBytes())) {
      throw new RegionAlreadyInTransitionException("close", region.getEncodedName());
    }

View Full Code Here

  protected HRegion getRegion(final byte[] regionName)
      throws NotServingRegionException {
    HRegion region = null;
    region = getOnlineRegion(regionName);
    if (region == null) {
      throw new NotServingRegionException("Region is not online: " +
        Bytes.toStringBinary(regionName));
    }
    return region;
  }

View Full Code Here

   * Acquires a read lock and checks if the region is closing or closed.
   * @throws NotServingRegionException when the region is closing or closed
   */
  private void startRegionOperation() throws NotServingRegionException {
    if (this.closing.get()) {
      throw new NotServingRegionException(regionInfo.getRegionNameAsString() +
          " is closing");
    }
    lock.readLock().lock();
    if (this.closed.get()) {
      lock.readLock().unlock();
      throw new NotServingRegionException(regionInfo.getRegionNameAsString() +
          " is closed");
    }
  }

View Full Code Here

   * @throws NotServingRegionException when the region is closing or closed
   */
  private void startBulkRegionOperation(boolean writeLockNeeded)
  throws NotServingRegionException {
    if (this.closing.get()) {
      throw new NotServingRegionException(regionInfo.getRegionNameAsString() +
          " is closing");
    }
    if (writeLockNeeded) lock.writeLock().lock();
    else lock.readLock().lock();
    if (this.closed.get()) {
      if (writeLockNeeded) lock.writeLock().unlock();
      else lock.readLock().unlock();
      throw new NotServingRegionException(regionInfo.getRegionNameAsString() +
          " is closed");
    }
  }

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      // split, merge or compact region doesn't need to check the closing/closed state or lock the
      // region
      return;
    }
    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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