Package org.apache.hadoop.hbase

Examples of org.apache.hadoop.hbase.UnknownScannerException


  public Result [] next(final long scannerId, int nbRows) throws IOException {
    try {
      String scannerName = String.valueOf(scannerId);
      InternalScanner s = this.scanners.get(scannerName);
      if (s == null) {
        throw new UnknownScannerException("Name: " + scannerName);
      }
      try {
        checkOpen();
      } catch (IOException e) {
        // If checkOpen failed, server not running or filesystem gone,
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  public Result[] next(final long scannerId, int nbRows) throws IOException {
    String scannerName = String.valueOf(scannerId);
    RegionScanner s = this.scanners.get(scannerName);
    if (s == null) {
      LOG.info("Client tried to access missing scanner " + scannerName);
      throw new UnknownScannerException("Name: " + scannerName);
    }
    return internalNext(s, nbRows, scannerName);
  }
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          lease = this.leases.removeLease(scannerName);
        }
      } catch (LeaseException le) {
        // What it really means is that there's no such scanner.
        LOG.info("Client tried to access missing scanner " + scannerName + " (no lease)");
        throw new UnknownScannerException("No lease for " + scannerName + ": " + le.getMessage());
      }
      List<Result> results = new ArrayList<Result>(nbRows);
      long currentScanResultSize = 0;
      List<KeyValue> values = new ArrayList<KeyValue>();
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  public Result[] next(final long scannerId, int nbRows) throws IOException {
    String scannerName = String.valueOf(scannerId);
    RegionScanner s = this.scanners.get(scannerName);
    if (s == null) {
      LOG.info("Client tried to access missing scanner " + scannerName);
      throw new UnknownScannerException("Name: " + scannerName);
    }
    return internalNext(s, nbRows, scannerName);
  }
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          lease = this.leases.removeLease(scannerName);
        }
      } catch (LeaseException le) {
        // What it really means is that there's no such scanner.
        LOG.info("Client tried to access missing scanner " + scannerName + " (no lease)");
        throw new UnknownScannerException("No lease for " + scannerName + ": " + le.getMessage());
      }
      List<Result> results = new ArrayList<Result>(nbRows);
      long currentScanResultSize = 0;
      List<KeyValue> values = new ArrayList<KeyValue>();
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  public Result[] next(final long scannerId, int nbRows) throws IOException {
    String scannerName = String.valueOf(scannerId);
    RegionScanner s = this.scanners.get(scannerName);
    if (s == null) {
      LOG.info("Client tried to access missing scanner " + scannerName);
      throw new UnknownScannerException("Name: " + scannerName);
    }
    return internalNext(s, nbRows, scannerName);
  }
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          lease = this.leases.removeLease(scannerName);
        }
      } catch (LeaseException le) {
        // What it really means is that there's no such scanner.
        LOG.info("Client tried to access missing scanner " + scannerName + " (no lease)");
        throw new UnknownScannerException("No lease for " + scannerName + ": " + le.getMessage());
      }
      List<Result> results = new ArrayList<Result>(nbRows);
      long currentScanResultSize = 0;
      List<KeyValue> values = new ArrayList<KeyValue>();
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    @Override
    public synchronized boolean next(List<KeyValue> outResults, int limit,
        String metric) throws IOException {
      if (this.filterClosed) {
        throw new UnknownScannerException("Scanner was closed (timed out?) " +
            "after we renewed it. Could be caused by a very slow scanner " +
            "or a lengthy garbage collection");
      }
      startRegionOperation();
      readRequestsCount.increment();
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    @Override
    public synchronized boolean next(List<KeyValue> outResults, int limit,
        String metric) throws IOException {
      if (this.filterClosed) {
        throw new UnknownScannerException("Scanner was closed (timed out?) " +
            "after we renewed it. Could be caused by a very slow scanner " +
            "or a lengthy garbage collection");
      }
      startRegionOperation();
      readRequestsCount.increment();
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  }

  public Result[] next(final long scannerId, int nbRows) throws IOException {
    String scannerName = String.valueOf(scannerId);
    RegionScanner s = this.scanners.get(scannerName);
    if (s == null) throw new UnknownScannerException("Name: " + scannerName);
    try {
      checkOpen();
    } catch (IOException e) {
      // If checkOpen failed, server not running or filesystem gone,
      // cancel this lease; filesystem is gone or we're closing or something.
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