Package org.apache.accumulo.core.data

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

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    testLotsOfGetsAndScans();
  }
 
  private static void put(NativeMap nm, String row, String val, int mc) {
    Mutation m = new Mutation(new Text(row));
    m.put(new Text(), new Text(), Long.MAX_VALUE, new Value(val.getBytes(Constants.UTF8)));
    nm.mutate(m, mc);
  }
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          for (int i = 0; i < getsPerThread; i++) {
            String row = String.format("r%08d", r.nextInt(mapSizePerThread));
            String val = row + "v";
           
            Value value = nm.get(new Key(new Text(row)));
            if (value == null || !value.toString().equals(val)) {
              log.error("nm.get(" + row + ") failed");
            }
          }
         
          opTimer.stop("Finished " + getsPerThread + " gets in %DURATION%");
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public class WholeRowIteratorTest {

  @Test(expected=IOException.class)
  public void testBadDecodeRow() throws IOException {
    Key k = new Key(new Text("r1"), new Text("cf1234567890"));
    Value v = new Value("v1".getBytes());
    Value encoded = WholeRowIterator.encodeRow(ImmutableList.of(k), ImmutableList.of(v));
    encoded.set(Arrays.copyOfRange(encoded.get(), 0, 10)); // truncate to 10 bytes only
    WholeRowIterator.decodeRow(k, encoded);
  }
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  @Test
  public void testEmptyStuff() throws IOException {
    SortedMap<Key,Value> map = new TreeMap<Key,Value>();
    SortedMap<Key,Value> map2 = new TreeMap<Key,Value>();
    final Map<Text,Boolean> toInclude = new HashMap<Text,Boolean>();
    map.put(new Key(new Text("r1"), new Text("cf1"), new Text("cq1"), new Text("cv1"), 1l), new Value("val1".getBytes()));
    map.put(new Key(new Text("r1"), new Text("cf1"), new Text("cq2"), new Text("cv1"), 2l), new Value("val2".getBytes()));
    map.put(new Key(new Text("r2"), new Text("cf1"), new Text("cq1"), new Text("cv1"), 3l), new Value("val3".getBytes()));
    map.put(new Key(new Text("r2"), new Text("cf2"), new Text("cq1"), new Text("cv1"), 4l), new Value("val4".getBytes()));
    map.put(new Key(new Text("r3"), new Text("cf1"), new Text("cq1"), new Text("cv1"), 5l), new Value("val4".getBytes()));
    map.put(new Key(new Text("r3"), new Text("cf1"), new Text("cq1"), new Text("cv2"), 6l), new Value("val4".getBytes()));
    map.put(new Key(new Text("r4"), new Text("cf1"), new Text("cq1"), new Text("cv1"), 7l), new Value("".getBytes()));
    map.put(new Key(new Text("r4"), new Text("cf1"), new Text("cq1"), new Text(""), 8l), new Value("val1".getBytes()));
    map.put(new Key(new Text("r4"), new Text("cf1"), new Text(""), new Text("cv1"), 9l), new Value("val1".getBytes()));
    map.put(new Key(new Text("r4"), new Text(""), new Text("cq1"), new Text("cv1"), 10l), new Value("val1".getBytes()));
    map.put(new Key(new Text(""), new Text("cf1"), new Text("cq1"), new Text("cv1"), 11l), new Value("val1".getBytes()));
    boolean b = true;
    int trueCount = 0;
    for (Key k : map.keySet()) {
      if (toInclude.containsKey(k.getRow())) {
        if (toInclude.get(k.getRow())) {
          map2.put(k, map.get(k));
        }
        continue;
      }
      b = !b;
      toInclude.put(k.getRow(), b);
      if (b) {
        trueCount++;
        map2.put(k, map.get(k));
      }
    }
    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();
      resultMap.putAll(WholeRowIterator.decodeRow(rowKey, rowValue));
      iter.next();
    }
    assertTrue(numRows == 5);
    assertEquals(resultMap, map);
   
    WholeRowIterator iter2 = new WholeRowIterator(source) {
      @Override
      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();
      resultMap.putAll(WholeRowIterator.decodeRow(rowKey, rowValue));
      iter2.next();
    }
    assertTrue(numRows == trueCount);
    assertEquals(resultMap, map2);
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    assertTrue(numRows == trueCount);
    assertEquals(resultMap, map2);
  }
 
  private void pkv(SortedMap<Key,Value> map, String row, String cf, String cq, String cv, long ts, String val) {
    map.put(new Key(new Text(row), new Text(cf), new Text(cq), new Text(cv), ts), new Value(val.getBytes()));
  }
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  }
 
  public void mutate(InMemoryMap imm, String row, String column, long ts, String value) {
    Mutation m = new Mutation(new Text(row));
    String[] sa = column.split(":");
    m.put(new Text(sa[0]), new Text(sa[1]), ts, new Value(value.getBytes()));
   
    imm.mutate(Collections.singletonList(m));
  }
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  }
 
  static void ae(SortedKeyValueIterator<Key,Value> dc, String row, String column, int ts, String val) throws IOException {
    assertTrue(dc.hasTop());
    assertEquals(nk(row, column, ts), dc.getTopKey());
    assertEquals(new Value(val.getBytes()), dc.getTopValue());
    dc.next();
   
  }
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  public void testDuplicateKey() throws Exception {
    InMemoryMap imm = new InMemoryMap(false, System.getProperty("user.dir") + "/target");
   
    Mutation m = new Mutation(new Text("r1"));
    m.put(new Text("foo"), new Text("cq"), 3, new Value("v1".getBytes()));
    m.put(new Text("foo"), new Text("cq"), 3, new Value("v2".getBytes()));
    imm.mutate(Collections.singletonList(m));
   
    MemoryIterator skvi1 = imm.skvIterator();
    skvi1.seek(new Range(), LocalityGroupUtil.EMPTY_CF_SET, false);
    ae(skvi1, "r1", "foo:cq", 3, "v2");
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    return currVal;
  }
 
  private void getTopKeyVal() {
    Key k = super.getTopKey();
    Value v = super.getTopValue();
    if (k instanceof MemKey || k == null) {
      currKey = (MemKey) k;
      currVal = v;
      return;
    }
    currVal = new Value(v);
    int mc = MemValue.splitKVCount(currVal);
    currKey = new MemKey(k, mc);

  }
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          @Override
          public void run() {
            while (System.currentTimeMillis() - now < 1000) {
              for (int k = 0; k < 1000; k++) {
                Mutation m = new Mutation("row");
                m.put("cf", "cq", new Value("v".getBytes()));
                List<Mutation> mutations = Collections.singletonList(m);
                imm.mutate(mutations);
                counts[threadId]++;
              }
            }
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