Package org.apache.accumulo.core.iterators

Examples of org.apache.accumulo.core.iterators.SourceSwitchingIterator.seek()

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    SortedMapIterator smi = new SortedMapIterator(tm1);
    TestDataSource tds = new TestDataSource(smi);
    SourceSwitchingIterator ssi = new SourceSwitchingIterator(tds);
   
    ssi.seek(new Range(), new ArrayList<ByteSequence>(), false);
    ane(ssi, "r1", "cf1", "cq1", 5, "v1", true);
    ane(ssi, "r1", "cf1", "cq3", 5, "v2", true);
    ane(ssi, "r2", "cf1", "cq1", 5, "v3", true);
    assertFalse(ssi.hasTop());
  }
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    SortedMapIterator smi = new SortedMapIterator(tm1);
    TestDataSource tds = new TestDataSource(smi);
    SourceSwitchingIterator ssi = new SourceSwitchingIterator(tds);
   
    ssi.seek(new Range(), new ArrayList<ByteSequence>(), false);
    ane(ssi, "r1", "cf1", "cq1", 5, "v1", true);
   
    TreeMap<Key,Value> tm2 = new TreeMap<Key,Value>();
    put(tm2, "r1", "cf1", "cq1", 5, "v4");
    put(tm2, "r1", "cf1", "cq3", 5, "v5");
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    SortedMapIterator smi = new SortedMapIterator(tm1);
    TestDataSource tds = new TestDataSource(smi);
    SourceSwitchingIterator ssi = new SourceSwitchingIterator(tds, true);
   
    ssi.seek(new Range(), new ArrayList<ByteSequence>(), false);
    ane(ssi, "r1", "cf1", "cq1", 5, "v1", true);
   
    TreeMap<Key,Value> tm2 = new TreeMap<Key,Value>(tm1);
    put(tm2, "r1", "cf1", "cq5", 5, "v7"); // should not see this because it should not switch until the row is finished
    put(tm2, "r2", "cf1", "cq1", 5, "v8"); // should see this new row after it switches
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    SortedMapIterator smi2 = new SortedMapIterator(tm2);
    TestDataSource tds2 = new TestDataSource(smi2);
    tds.next = tds2;
   
    ssi.seek(new Range(), new ArrayList<ByteSequence>(), false);
   
    ane(ssi, "r1", "cf1", "cq1", 6, "v3", true);
    ane(ssi, "r1", "cf1", "cq2", 6, "v4", true);
   
  }
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    TestDataSource tds2 = new TestDataSource(smi2);
    tds.setNext(tds2);
   
    ssi.switchNow();
   
    ssi.seek(new Range("r1"), new ArrayList<ByteSequence>(), false);
    dc1.seek(new Range("r2"), new ArrayList<ByteSequence>(), false);
   
    ane(ssi, "r1", "cf1", "cq1", 6, "v3", true);
    assertFalse(ssi.hasTop());
    ane(dc1, "r2", "cf1", "cq2", 6, "v4", true);
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