Package org.apache.accumulo.core.data

Examples of org.apache.accumulo.core.data.Column

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      scanSession.ssio = ssio;
      scanSession.auths = new Authorizations(authorizations);
      scanSession.interruptFlag = new AtomicBoolean();
     
      for (TColumn tcolumn : columns) {
        scanSession.columnSet.add(new Column(tcolumn));
      }
     
      scanSession.scanner = tablet.createScanner(new Range(range), batchSize, scanSession.columnSet, scanSession.auths, ssiList, ssio, isolated,
          scanSession.interruptFlag);
     
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      for (List<Range> ranges : batch.values()) {
        mss.numRanges += ranges.size();
      }
     
      for (TColumn tcolumn : tcolumns)
        mss.columnSet.add(new Column(tcolumn));
     
      mss.threadPoolExtent = threadPoolExtent;
     
      long sid = sessionManager.createSession(mss, true);
     
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  public MetadataLocationObtainer(Instance instance) {
   
    this.instance = instance;
   
    locCols = new TreeSet<Column>();
    locCols.add(new Column(TextUtil.getBytes(TabletsSection.CurrentLocationColumnFamily.NAME), null, null));
    locCols.add(TabletsSection.TabletColumnFamily.PREV_ROW_COLUMN.toColumn());
    columns = new ArrayList<Column>(locCols);
  }
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  public Text getColumnFamily() {
    return colf;
  }
 
  public Column toColumn() {
    return new Column(TextUtil.getBytes(colf), TextUtil.getBytes(colq), null);
  }
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  public void init(Set<Column> columns) {
    this.columnFamilies = new HashSet<ByteSequence>();
    this.columnsQualifiers = new HashMap<ByteSequence,HashSet<ByteSequence>>();
   
    for (Iterator<Column> iter = columns.iterator(); iter.hasNext();) {
      Column col = iter.next();
      if (col.columnQualifier != null) {
        ArrayByteSequence cq = new ArrayByteSequence(col.columnQualifier);
        HashSet<ByteSequence> cfset = this.columnsQualifiers.get(cq);
        if (cfset == null) {
          cfset = new HashSet<ByteSequence>();
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    Connector conn = opts.getConnector();
    Scanner scanner = conn.createScanner(tableName, auths);
    scanner.setBatchSize(scanOpts.scanBatchSize);
    for (Entry<Key,Value> entry : scanner) {
      Key key = entry.getKey();
      Column column = new Column(TextUtil.getBytes(key.getColumnFamily()), TextUtil.getBytes(key.getColumnQualifier()), TextUtil.getBytes(key
          .getColumnVisibility()));
      result.add(new RowColumn(key.getRow(), column, key.getTimestamp()));
    }
    return result;
  }
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  }

  public static class TColumnTranslator extends Translator<TColumn,Column> {
    @Override
    public Column translate(TColumn input) {
      return new Column(input);
    }
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   */
 
  @Override
  public synchronized void fetchColumnFamily(Text col) {
    ArgumentChecker.notNull(col);
    Column c = new Column(TextUtil.getBytes(col), null, null);
    fetchedColumns.add(c);
  }
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  }
 
  @Override
  public synchronized void fetchColumn(Text colFam, Text colQual) {
    ArgumentChecker.notNull(colFam, colQual);
    Column c = new Column(TextUtil.getBytes(colFam), TextUtil.getBytes(colQual), null);
    fetchedColumns.add(c);
  }
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      scanSession.auths = new Authorizations(authorizations);
      scanSession.interruptFlag = new AtomicBoolean();
      scanSession.readaheadThreshold = readaheadThreshold;

      for (TColumn tcolumn : columns) {
        scanSession.columnSet.add(new Column(tcolumn));
      }

      scanSession.scanner = tablet.createScanner(new Range(range), batchSize, scanSession.columnSet, scanSession.auths, ssiList, ssio, isolated,
          scanSession.interruptFlag);
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Related Classes of org.apache.accumulo.core.data.Column

  • org.apache.accumulo.core.client.admin.ActiveScan
  • org.apache.accumulo.core.client.impl.ActiveScanImpl
  • org.apache.accumulo.core.client.impl.MetadataLocationObtainer
  • org.apache.accumulo.core.client.impl.ScannerOptions
  • org.apache.accumulo.core.client.impl.Translator$TColumnTranslator
  • org.apache.accumulo.core.client.mock.MockScannerBase
  • org.apache.accumulo.core.client.RangeTest
  • org.apache.accumulo.core.data.ColumnTest
  • org.apache.accumulo.core.data.RangeTest
  • org.apache.accumulo.core.data.thrift.TColumn
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