Package org.apache.accumulo.core.iterators.user

Examples of org.apache.accumulo.core.iterators.user.WholeRowIterator.seek()

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      }
    }
    SortedMapIterator source = new SortedMapIterator(map);
    WholeRowIterator iter = new WholeRowIterator(source);
    SortedMap<Key,Value> resultMap = new TreeMap<Key,Value>();
    iter.seek(new Range(), new ArrayList<ByteSequence>(), false);
    int numRows = 0;
    while (iter.hasTop()) {
      numRows++;
      Key rowKey = iter.getTopKey();
      Value rowValue = iter.getTopValue();
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      public boolean filter(Text row, List<Key> keys, List<Value> values) {
        return toInclude.get(row);
      }
    };
    resultMap.clear();
    iter2.seek(new Range(), new ArrayList<ByteSequence>(), false);
    numRows = 0;
    while (iter2.hasTop()) {
      numRows++;
      Key rowKey = iter2.getTopKey();
      Value rowValue = iter2.getTopValue();
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    SortedMapIterator source = new SortedMapIterator(map);
    WholeRowIterator iter = new WholeRowIterator(source);
   
    Range range = new Range(new Text("row1"), true, new Text("row2"), true);
    iter.seek(range, new ArrayList<ByteSequence>(), false);
   
    assertTrue(iter.hasTop());
    assertEquals(map1, WholeRowIterator.decodeRow(iter.getTopKey(), iter.getTopValue()));
   
    // simulate something continuing using the last key from the iterator
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    assertEquals(map1, WholeRowIterator.decodeRow(iter.getTopKey(), iter.getTopValue()));
   
    // simulate something continuing using the last key from the iterator
    // this is what client and server code will do
    range = new Range(iter.getTopKey(), false, range.getEndKey(), range.isEndKeyInclusive());
    iter.seek(range, new ArrayList<ByteSequence>(), false);
   
    assertTrue(iter.hasTop());
    assertEquals(map2, WholeRowIterator.decodeRow(iter.getTopKey(), iter.getTopValue()));
   
    iter.next();
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    MultiIterator source = new MultiIterator(Collections.singletonList((SortedKeyValueIterator<Key,Value>) new SortedMapIterator(map)), new Range(null, true,
        new Text("row1"), true));
    WholeRowIterator iter = new WholeRowIterator(source);
   
    Range range = new Range(new Text("row1"), true, new Text("row2"), true);
    iter.seek(range, new ArrayList<ByteSequence>(), false);
   
    assertTrue(iter.hasTop());
    assertEquals(map1, WholeRowIterator.decodeRow(iter.getTopKey(), iter.getTopValue()));
   
    // simulate something continuing using the last key from the iterator
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    assertEquals(map1, WholeRowIterator.decodeRow(iter.getTopKey(), iter.getTopValue()));
   
    // simulate something continuing using the last key from the iterator
    // this is what client and server code will do
    range = new Range(iter.getTopKey(), false, range.getEndKey(), range.isEndKeyInclusive());
    iter.seek(range, new ArrayList<ByteSequence>(), false);
   
    assertFalse(iter.hasTop());
   
  }
 
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