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.

      ". Version of ZK closing node:" + versionOfClosingNode);
    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");
    }
    return closeRegion(region, false, zk, versionOfClosingNode);
  }

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

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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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   * @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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  public Integer obtainRowLock(final byte [] row) throws IOException {
    checkRow(row);
    splitsAndClosesLock.readLock().lock();
    try {
      if (this.closed.get()) {
        throw new NotServingRegionException("Region " + this + " closed");
      }
      Integer key = Bytes.mapKey(row);
      synchronized (locksToRows) {
        while (locksToRows.containsKey(key)) {
          try {

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    }


    public boolean next(List<KeyValue> outResults) throws IOException {
      if (closing.get() || closed.get()) {
        close();
        throw new NotServingRegionException(regionInfo.getRegionNameAsString() +
          " is closing=" + closing.get() + " or closed=" + closed.get());
      }
      results.clear();
      boolean returnResult = nextInternal();
      if (!returnResult && filterRow()) {

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      ". Version of ZK closing node:" + versionOfClosingNode);
    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");
    }
    checkIfRegionInTransition(region, CLOSE);
    return closeRegion(region, false, zk, versionOfClosingNode);
  }

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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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org.apache.hadoop.hbase.HRegion

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org.apache.hadoop.hbase.regionserver.HRegion$RegionScanner

org.apache.hadoop.hbase.regionserver.HRegionServer

org.apache.hadoop.hbase.regionserver.RSRpcServices

org.apache.hadoop.hbase.util.HBaseFsckRepair

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