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

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


    for (int i = 0; i < 20; i++) {
      mutate(imm, "r2", "foo:cq" + i, 3, "bar" + i);
    }
   
    MemoryIterator ski1 = imm.skvIterator();
    ColumnFamilySkippingIterator cfsi = new ColumnFamilySkippingIterator(ski1);
   
    imm.delete(0);
   
    ArrayList<ByteSequence> columns = new ArrayList<ByteSequence>();
    columns.add(new ArrayByteSequence("bar"));
   
    // this seek resulted in an infinite loop before a bug was fixed
    cfsi.seek(new Range("r1"), columns, true);
   
    assertFalse(cfsi.hasTop());
   
    ski1.close();
  }
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    OfflineIteratorEnvironment iterEnv = new OfflineIteratorEnvironment();
   
    DeletingIterator delIter = new DeletingIterator(multiIter, false);
   
    ColumnFamilySkippingIterator cfsi = new ColumnFamilySkippingIterator(delIter);
   
    ColumnQualifierFilter colFilter = new ColumnQualifierFilter(cfsi, new HashSet<Column>(options.fetchedColumns));
   
    byte[] defaultSecurityLabel;
   
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      statsIterator = new StatsIterator(multiIter, TabletServer.seekCount, scannedCount);
     
      DeletingIterator delIter = new DeletingIterator(statsIterator, false);
     
      ColumnFamilySkippingIterator cfsi = new ColumnFamilySkippingIterator(delIter);
     
      ColumnQualifierFilter colFilter = new ColumnQualifierFilter(cfsi, options.columnSet);
     
      VisibilityFilter visFilter = new VisibilityFilter(colFilter, options.authorizations, options.defaultLabels);
     
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        iters.add(imm.compactionIterator());
      }
     
      CountingIterator citr = new CountingIterator(new MultiIterator(iters, extent.toDataRange()));
      DeletingIterator delIter = new DeletingIterator(citr, propogateDeletes);
      ColumnFamilySkippingIterator cfsi = new ColumnFamilySkippingIterator(delIter);
     

      // if(env.getIteratorScope() )
     
      TabletIteratorEnvironment iterEnv;
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    OfflineIteratorEnvironment iterEnv = new OfflineIteratorEnvironment();

    DeletingIterator delIter = new DeletingIterator(multiIter, false);

    ColumnFamilySkippingIterator cfsi = new ColumnFamilySkippingIterator(delIter);

    ColumnQualifierFilter colFilter = new ColumnQualifierFilter(cfsi, new HashSet<Column>(options.fetchedColumns));

    byte[] defaultSecurityLabel;
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        iters.add(imm.compactionIterator());
      }
     
      CountingIterator citr = new CountingIterator(new MultiIterator(iters, extent.toDataRange()));
      DeletingIterator delIter = new DeletingIterator(citr, propogateDeletes);
      ColumnFamilySkippingIterator cfsi = new ColumnFamilySkippingIterator(delIter);
     

      // if(env.getIteratorScope() )
     
      TabletIteratorEnvironment iterEnv;
View Full Code Here

  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);
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    for (int i = 0; i < 20; i++) {
      mutate(imm, "r2", "foo:cq" + i, 3, "bar" + i);
    }
   
    MemoryIterator ski1 = imm.skvIterator();
    ColumnFamilySkippingIterator cfsi = new ColumnFamilySkippingIterator(ski1);
   
    imm.delete(0);
   
    ArrayList<ByteSequence> columns = new ArrayList<ByteSequence>();
    columns.add(new ArrayByteSequence("bar"));
   
    // this seek resulted in an infinite loop before a bug was fixed
    cfsi.seek(new Range("r1"), columns, true);
   
    assertFalse(cfsi.hasTop());
   
    ski1.close();
  }
View Full Code Here

     
      TabletIteratorEnvironment iterEnv = new TabletIteratorEnvironment(IteratorScope.scan, acuTableConf, fileManager, files);
     
      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);
     
View Full Code Here

   
    OfflineIteratorEnvironment iterEnv = new OfflineIteratorEnvironment();
   
    DeletingIterator delIter = new DeletingIterator(multiIter, false);
   
    ColumnFamilySkippingIterator cfsi = new ColumnFamilySkippingIterator(delIter);
   
    ColumnQualifierFilter colFilter = new ColumnQualifierFilter(cfsi, new HashSet<Column>(options.fetchedColumns));
   
    byte[] defaultSecurityLabel;
   
View Full Code Here

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