Package org.apache.accumulo.core.client

Examples of org.apache.accumulo.core.client.Scanner.fetchColumnFamily()

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    // determine which failed files were loaded
    Connector conn = master.getConnector();
    Scanner mscanner = new IsolatedScanner(conn.createScanner(Constants.METADATA_TABLE_NAME, Constants.NO_AUTHS));
    mscanner.setRange(new KeyExtent(new Text(tableId), null, null).toMetadataRange());
    mscanner.fetchColumnFamily(Constants.METADATA_BULKFILE_COLUMN_FAMILY);
   
    for (Entry<Key,Value> entry : mscanner) {
      if (Long.parseLong(entry.getValue().toString()) == tid) {
        String loadedFile = entry.getKey().getColumnQualifier().toString();
        String absPath = failures.remove(loadedFile);
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    // Attempt to find the dead server entry and remove it.
    try {
      Map<Key, Value> future = new HashMap<Key, Value>();
      Map<Key, Value> assigned = new HashMap<Key, Value>();
      Scanner scanner = getConnector().createScanner(Constants.METADATA_TABLE_NAME, Constants.NO_AUTHS);
      scanner.fetchColumnFamily(Constants.METADATA_CURRENT_LOCATION_COLUMN_FAMILY);
      scanner.fetchColumnFamily(Constants.METADATA_FUTURE_LOCATION_COLUMN_FAMILY);
      scanner.setRange(new Range(row));
      for (Entry<Key,Value> entry : scanner) {
        if (entry.getKey().getColumnFamily().equals(Constants.METADATA_CURRENT_LOCATION_COLUMN_FAMILY)) {
          assigned.put(entry.getKey(), entry.getValue());
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    try {
      Map<Key, Value> future = new HashMap<Key, Value>();
      Map<Key, Value> assigned = new HashMap<Key, Value>();
      Scanner scanner = getConnector().createScanner(Constants.METADATA_TABLE_NAME, Constants.NO_AUTHS);
      scanner.fetchColumnFamily(Constants.METADATA_CURRENT_LOCATION_COLUMN_FAMILY);
      scanner.fetchColumnFamily(Constants.METADATA_FUTURE_LOCATION_COLUMN_FAMILY);
      scanner.setRange(new Range(row));
      for (Entry<Key,Value> entry : scanner) {
        if (entry.getKey().getColumnFamily().equals(Constants.METADATA_CURRENT_LOCATION_COLUMN_FAMILY)) {
          assigned.put(entry.getKey(), entry.getValue());
        } else if (entry.getKey().getColumnFamily().equals(Constants.METADATA_FUTURE_LOCATION_COLUMN_FAMILY)) {
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            range.getEndRow()), true);
        Scanner scanner = conn.createScanner(Constants.METADATA_TABLE_NAME, Constants.NO_AUTHS);
        scanner.setRange(deleteRange);
        Constants.METADATA_DIRECTORY_COLUMN.fetch(scanner);
        Constants.METADATA_TIME_COLUMN.fetch(scanner);
        scanner.fetchColumnFamily(Constants.METADATA_DATAFILE_COLUMN_FAMILY);
        scanner.fetchColumnFamily(Constants.METADATA_CURRENT_LOCATION_COLUMN_FAMILY);
        Set<String> datafiles = new TreeSet<String>();
        for (Entry<Key,Value> entry : scanner) {
          Key key = entry.getKey();
          if (key.compareColumnFamily(Constants.METADATA_DATAFILE_COLUMN_FAMILY) == 0) {
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        Scanner scanner = conn.createScanner(Constants.METADATA_TABLE_NAME, Constants.NO_AUTHS);
        scanner.setRange(deleteRange);
        Constants.METADATA_DIRECTORY_COLUMN.fetch(scanner);
        Constants.METADATA_TIME_COLUMN.fetch(scanner);
        scanner.fetchColumnFamily(Constants.METADATA_DATAFILE_COLUMN_FAMILY);
        scanner.fetchColumnFamily(Constants.METADATA_CURRENT_LOCATION_COLUMN_FAMILY);
        Set<String> datafiles = new TreeSet<String>();
        for (Entry<Key,Value> entry : scanner) {
          Key key = entry.getKey();
          if (key.compareColumnFamily(Constants.METADATA_DATAFILE_COLUMN_FAMILY) == 0) {
            datafiles.add(key.getColumnQualifier().toString());
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        Scanner scanner = conn.createScanner(Constants.METADATA_TABLE_NAME, Constants.NO_AUTHS);
        scanner.setRange(scanRange);
        Constants.METADATA_PREV_ROW_COLUMN.fetch(scanner);
        Constants.METADATA_TIME_COLUMN.fetch(scanner);
        Constants.METADATA_DIRECTORY_COLUMN.fetch(scanner);
        scanner.fetchColumnFamily(Constants.METADATA_DATAFILE_COLUMN_FAMILY);
        Mutation m = new Mutation(stopRow);
        String maxLogicalTime = null;
        for (Entry<Key,Value> entry : scanner) {
          Key key = entry.getKey();
          Value value = entry.getValue();
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      // every time we search for column family 1, it will scan the entire file
      // that has mostly column family 0 until the bug is fixed
      scanner.setRange(new Range(String.format("%06d", i), null));
      scanner.clearColumns();
      scanner.setBatchSize(3);
      scanner.fetchColumnFamily(new Text(String.format("%03d", 1)));
     
      long t1 = System.currentTimeMillis();
      Iterator<Entry<Key,Value>> iter = scanner.iterator();
      if (iter.hasNext()) {
        Entry<Key,Value> entry = iter.next();
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      range = range.clip(new Range(Constants.ROOT_TABLET_EXTENT.getMetadataEntry(), false, null, true));
   
    scanner.setRange(range);
    Constants.METADATA_COMPACT_COLUMN.fetch(scanner);
    Constants.METADATA_DIRECTORY_COLUMN.fetch(scanner);
    scanner.fetchColumnFamily(Constants.METADATA_CURRENT_LOCATION_COLUMN_FAMILY);
   
    long t1 = System.currentTimeMillis();
    RowIterator ri = new RowIterator(scanner);
   
    int tabletsToWaitFor = 0;
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        try {
          Connector conn = getConnector();
          Scanner scanner = new IsolatedScanner(conn.createScanner(Constants.METADATA_TABLE_NAME, Constants.NO_AUTHS));
          Constants.METADATA_FLUSH_COLUMN.fetch(scanner);
          Constants.METADATA_DIRECTORY_COLUMN.fetch(scanner);
          scanner.fetchColumnFamily(Constants.METADATA_CURRENT_LOCATION_COLUMN_FAMILY);
          scanner.fetchColumnFamily(Constants.METADATA_LOG_COLUMN_FAMILY);
          scanner.setRange(new KeyExtent(new Text(tableId), null, ByteBufferUtil.toText(startRow)).toMetadataRange());
         
          RowIterator ri = new RowIterator(scanner);
         
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          Connector conn = getConnector();
          Scanner scanner = new IsolatedScanner(conn.createScanner(Constants.METADATA_TABLE_NAME, Constants.NO_AUTHS));
          Constants.METADATA_FLUSH_COLUMN.fetch(scanner);
          Constants.METADATA_DIRECTORY_COLUMN.fetch(scanner);
          scanner.fetchColumnFamily(Constants.METADATA_CURRENT_LOCATION_COLUMN_FAMILY);
          scanner.fetchColumnFamily(Constants.METADATA_LOG_COLUMN_FAMILY);
          scanner.setRange(new KeyExtent(new Text(tableId), null, ByteBufferUtil.toText(startRow)).toMetadataRange());
         
          RowIterator ri = new RowIterator(scanner);
         
          int tabletsToWaitFor = 0;
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