Package org.apache.accumulo.core.iterators.system

Examples of org.apache.accumulo.core.iterators.system.ColumnQualifierFilter

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    DeletingIterator delIter = new DeletingIterator(multiIter, false);
   
    ColumnFamilySkippingIterator cfsi = new ColumnFamilySkippingIterator(delIter);
   
    ColumnQualifierFilter colFilter = new ColumnQualifierFilter(cfsi, new HashSet<Column>(options.fetchedColumns));
   
    byte[] defaultSecurityLabel;
   
    ColumnVisibility cv = new ColumnVisibility(acuTableConf.get(Property.TABLE_DEFAULT_SCANTIME_VISIBILITY));
    defaultSecurityLabel = cv.getExpression();
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    DeletingIterator delIter = new DeletingIterator(multiIter, false);
   
    ColumnFamilySkippingIterator cfsi = new ColumnFamilySkippingIterator(delIter);
   
    ColumnQualifierFilter colFilter = new ColumnQualifierFilter(cfsi, new HashSet<Column>(options.fetchedColumns));
   
    byte[] defaultSecurityLabel;
   
    ColumnVisibility cv = new ColumnVisibility(acuTableConf.get(Property.TABLE_DEFAULT_SCANTIME_VISIBILITY));
    defaultSecurityLabel = cv.getExpression();
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  }
 
  public SortedKeyValueIterator<Key,Value> createFilter(SortedKeyValueIterator<Key,Value> inner) throws IOException {
    byte[] defaultLabels = {};
    inner = new ColumnFamilySkippingIterator(new DeletingIterator(inner, false));
    ColumnQualifierFilter cqf = new ColumnQualifierFilter(inner, new HashSet<Column>(fetchedColumns));
    VisibilityFilter vf = new VisibilityFilter(cqf, auths, defaultLabels);
    AccumuloConfiguration conf = new MockConfiguration(table.settings);
    MockIteratorEnvironment iterEnv = new MockIteratorEnvironment();
    SortedKeyValueIterator<Key,Value> result = iterEnv.getTopLevelIterator(IteratorUtil.loadIterators(IteratorScope.scan, vf, null, conf,
        serverSideIteratorList, serverSideIteratorOptions, iterEnv, false));
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    iters.add(smi);
   
    MultiIterator multiIter = new MultiIterator(iters, ke);
    DeletingIterator delIter = new DeletingIterator(multiIter, false);
    ColumnFamilySkippingIterator cfsi = new ColumnFamilySkippingIterator(delIter);
    ColumnQualifierFilter colFilter = new ColumnQualifierFilter(cfsi, columnSet);
    VisibilityFilter visFilter = new VisibilityFilter(colFilter, authorizations, defaultLabels);
   
    if (useTableIterators)
      return IteratorUtil.loadIterators(IteratorScope.scan, visFilter, ke, ServerConfiguration.getTableConfiguration(ke.getTableId().toString()), ssiList,
          ssio, null);
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  private SortedKeyValueIterator<Key,Value> createSystemIter(Range r, List<SortedKeyValueIterator<Key,Value>> readers, HashSet<Column> columns)
      throws IOException {
    MultiIterator multiIterator = new MultiIterator(readers, false);
    DeletingIterator delIter = new DeletingIterator(multiIterator, false);
    ColumnFamilySkippingIterator cfsi = new ColumnFamilySkippingIterator(delIter);
    ColumnQualifierFilter colFilter = new ColumnQualifierFilter(cfsi, columns);
    VisibilityFilter visFilter = new VisibilityFilter(colFilter, Constants.NO_AUTHS, new byte[0]);
   
    visFilter.seek(r, LocalityGroupUtil.EMPTY_CF_SET, false);
   
    VersioningIterator vi = new VersioningIterator();
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      DeletingIterator delIter = new DeletingIterator(multiIter, false);
     
      ColumnFamilySkippingIterator cfsi = new ColumnFamilySkippingIterator(delIter);
     
      ColumnQualifierFilter colFilter = new ColumnQualifierFilter(cfsi, options.columnSet);
     
      VisibilityFilter visFilter = new VisibilityFilter(colFilter, options.authorizations, options.defaultLabels);
     
      return iterEnv.getTopLevelIterator(IteratorUtil
          .loadIterators(IteratorScope.scan, visFilter, extent, acuTableConf, options.ssiList, options.ssio, iterEnv));
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      k.setTimestamp(157l);
      tm.put(k, dv);
    }
    assertTrue(tm.size() == 1000);
   
    ColumnQualifierFilter a = new ColumnQualifierFilter(new SortedMapIterator(tm), hsc);
    a.seek(new Range(), EMPTY_COL_FAMS, false);
    assertEquals(size(a), 1000);
   
    hsc = new HashSet<Column>();
    hsc.add(new Column("a".getBytes(), "b".getBytes(), null));
    a = new ColumnQualifierFilter(new SortedMapIterator(tm), hsc);
    a.seek(new Range(), EMPTY_COL_FAMS, false);
    int size = size(a);
    assertTrue("size was " + size, size == 500);
   
    hsc = new HashSet<Column>();
    a = new ColumnQualifierFilter(new SortedMapIterator(tm), hsc);
    a.seek(new Range(), EMPTY_COL_FAMS, false);
    size = size(a);
    assertTrue("size was " + size, size == 1000);
  }
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    for (Column column : columns) {
      hsc.add(column);
    }
   
    ColumnQualifierFilter a = new ColumnQualifierFilter(new SortedMapIterator(tm), hsc);
    a.seek(new Range(), EMPTY_COL_FAMS, false);
    return a;
  }
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      k.setTimestamp(157l);
      tm.put(k, dv);
    }
    assertTrue(tm.size() == 1000);
   
    ColumnQualifierFilter a = new ColumnQualifierFilter(new SortedMapIterator(tm), hsc);
    a.seek(new Range(), EMPTY_COL_FAMS, false);
    assertEquals(size(a), 1000);
   
    hsc = new HashSet<Column>();
    hsc.add(new Column("a".getBytes(), "b".getBytes(), null));
    a = new ColumnQualifierFilter(new SortedMapIterator(tm), hsc);
    a.seek(new Range(), EMPTY_COL_FAMS, false);
    int size = size(a);
    assertTrue("size was " + size, size == 500);
   
    hsc = new HashSet<Column>();
    a = new ColumnQualifierFilter(new SortedMapIterator(tm), hsc);
    a.seek(new Range(), EMPTY_COL_FAMS, false);
    size = size(a);
    assertTrue("size was " + size, size == 1000);
  }
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    for (Column column : columns) {
      hsc.add(column);
    }
   
    ColumnQualifierFilter a = new ColumnQualifierFilter(new SortedMapIterator(tm), hsc);
    a.seek(new Range(), EMPTY_COL_FAMS, false);
    return a;
  }
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