Package org.apache.accumulo.tserver.InMemoryMap

Examples of org.apache.accumulo.tserver.InMemoryMap.MemoryIterator

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  @Test
  public void test2() throws Exception {
    InMemoryMap imm = new InMemoryMap(false, tempFolder.newFolder().getAbsolutePath());

    MemoryIterator ski1 = imm.skvIterator();
    mutate(imm, "r1", "foo:cq1", 3, "bar1");
    MemoryIterator ski2 = imm.skvIterator();

    ski1.seek(new Range(), LocalityGroupUtil.EMPTY_CF_SET, false);
    assertFalse(ski1.hasTop());

    ski2.seek(new Range(), LocalityGroupUtil.EMPTY_CF_SET, false);
    assertTrue(ski2.hasTop());
    ae(ski2, "r1", "foo:cq1", 3, "bar1");
    assertFalse(ski2.hasTop());

  }
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  public void test3() throws Exception {
    InMemoryMap imm = new InMemoryMap(false, tempFolder.newFolder().getAbsolutePath());

    mutate(imm, "r1", "foo:cq1", 3, "bar1");
    mutate(imm, "r1", "foo:cq1", 3, "bar2");
    MemoryIterator ski1 = imm.skvIterator();
    mutate(imm, "r1", "foo:cq1", 3, "bar3");

    mutate(imm, "r3", "foo:cq1", 3, "bar9");
    mutate(imm, "r3", "foo:cq1", 3, "bara");

    MemoryIterator ski2 = imm.skvIterator();

    ski1.seek(new Range(new Text("r1")), LocalityGroupUtil.EMPTY_CF_SET, false);
    ae(ski1, "r1", "foo:cq1", 3, "bar2");
    ae(ski1, "r1", "foo:cq1", 3, "bar1");
    assertFalse(ski1.hasTop());

    ski2.seek(new Range(new Text("r3")), LocalityGroupUtil.EMPTY_CF_SET, false);
    ae(ski2, "r3", "foo:cq1", 3, "bara");
    ae(ski2, "r3", "foo:cq1", 3, "bar9");
    assertFalse(ski1.hasTop());

  }
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  public void test4() throws Exception {
    InMemoryMap imm = new InMemoryMap(false, tempFolder.newFolder().getAbsolutePath());

    mutate(imm, "r1", "foo:cq1", 3, "bar1");
    mutate(imm, "r1", "foo:cq1", 3, "bar2");
    MemoryIterator ski1 = imm.skvIterator();
    mutate(imm, "r1", "foo:cq1", 3, "bar3");

    imm.delete(0);

    ski1.seek(new Range(new Text("r1")), LocalityGroupUtil.EMPTY_CF_SET, false);
    ae(ski1, "r1", "foo:cq1", 3, "bar2");
    ae(ski1, "r1", "foo:cq1", 3, "bar1");
    assertFalse(ski1.hasTop());

    ski1.seek(new Range(new Text("r1")), LocalityGroupUtil.EMPTY_CF_SET, false);
    ae(ski1, "r1", "foo:cq1", 3, "bar2");
    ae(ski1, "r1", "foo:cq1", 3, "bar1");
    assertFalse(ski1.hasTop());

    ski1.seek(new Range(new Text("r2")), LocalityGroupUtil.EMPTY_CF_SET, false);
    assertFalse(ski1.hasTop());

    ski1.seek(new Range(nk("r1", "foo:cq1", 3), null), LocalityGroupUtil.EMPTY_CF_SET, false);
    ae(ski1, "r1", "foo:cq1", 3, "bar2");
    ae(ski1, "r1", "foo:cq1", 3, "bar1");
    assertFalse(ski1.hasTop());

    ski1.close();
  }
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    mutate(imm, "r1", "foo:cq1", 3, "bar1");
    mutate(imm, "r1", "foo:cq1", 3, "bar2");
    mutate(imm, "r1", "foo:cq1", 3, "bar3");

    MemoryIterator ski1 = imm.skvIterator();
    ski1.seek(new Range(new Text("r1")), LocalityGroupUtil.EMPTY_CF_SET, false);
    ae(ski1, "r1", "foo:cq1", 3, "bar3");

    imm.delete(0);

    ae(ski1, "r1", "foo:cq1", 3, "bar2");
    ae(ski1, "r1", "foo:cq1", 3, "bar1");
    assertFalse(ski1.hasTop());

    ski1.close();

    imm = new InMemoryMap(false, tempFolder.newFolder().getAbsolutePath());

    mutate(imm, "r1", "foo:cq1", 3, "bar1");
    mutate(imm, "r1", "foo:cq2", 3, "bar2");
    mutate(imm, "r1", "foo:cq3", 3, "bar3");

    ski1 = imm.skvIterator();
    ski1.seek(new Range(new Text("r1")), LocalityGroupUtil.EMPTY_CF_SET, false);
    ae(ski1, "r1", "foo:cq1", 3, "bar1");

    imm.delete(0);

    ae(ski1, "r1", "foo:cq2", 3, "bar2");
    ae(ski1, "r1", "foo:cq3", 3, "bar3");
    assertFalse(ski1.hasTop());

    ski1.close();
  }
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    mutate(imm, "r1", "foo:cq1", 3, "bar1");
    mutate(imm, "r1", "foo:cq2", 3, "bar2");
    mutate(imm, "r1", "foo:cq3", 3, "bar3");
    mutate(imm, "r1", "foo:cq4", 3, "bar4");

    MemoryIterator ski1 = imm.skvIterator();

    mutate(imm, "r1", "foo:cq5", 3, "bar5");

    SortedKeyValueIterator<Key,Value> dc = ski1.deepCopy(null);

    ski1.seek(new Range(nk("r1", "foo:cq1", 3), null), LocalityGroupUtil.EMPTY_CF_SET, false);
    ae(ski1, "r1", "foo:cq1", 3, "bar1");

    dc.seek(new Range(nk("r1", "foo:cq2", 3), null), LocalityGroupUtil.EMPTY_CF_SET, false);
    ae(dc, "r1", "foo:cq2", 3, "bar2");

    imm.delete(0);

    ae(ski1, "r1", "foo:cq2", 3, "bar2");
    ae(dc, "r1", "foo:cq3", 3, "bar3");
    ae(ski1, "r1", "foo:cq3", 3, "bar3");
    ae(dc, "r1", "foo:cq4", 3, "bar4");
    ae(ski1, "r1", "foo:cq4", 3, "bar4");
    assertFalse(ski1.hasTop());
    assertFalse(dc.hasTop());

    ski1.seek(new Range(nk("r1", "foo:cq3", 3), null), LocalityGroupUtil.EMPTY_CF_SET, false);

    dc.seek(new Range(nk("r1", "foo:cq4", 3), null), LocalityGroupUtil.EMPTY_CF_SET, false);
    ae(dc, "r1", "foo:cq4", 3, "bar4");
    assertFalse(dc.hasTop());

    ae(ski1, "r1", "foo:cq3", 3, "bar3");
    ae(ski1, "r1", "foo:cq4", 3, "bar4");
    assertFalse(ski1.hasTop());
    assertFalse(dc.hasTop());

    ski1.close();
  }
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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();
  }
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    mutate(imm, "r1", "foo:cq1", 3, "bar1");
    mutate(imm, "r1", "foo:cq2", 3, "bar2");
    mutate(imm, "r1", "foo:cq3", 3, "bar3");
    mutate(imm, "r1", "foo:cq4", 3, "bar4");

    MemoryIterator skvi1 = imm.skvIterator();

    skvi1.seek(new Range(nk("r1", "foo:cq3", 3), null), LocalityGroupUtil.EMPTY_CF_SET, false);
    ae(skvi1, "r1", "foo:cq3", 3, "bar3");

    skvi1.seek(new Range(nk("r1", "foo:cq1", 3), null), LocalityGroupUtil.EMPTY_CF_SET, false);
    ae(skvi1, "r1", "foo:cq1", 3, "bar1");

  }
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    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");
    ae(skvi1, "r1", "foo:cq", 3, "v1");
  }
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    m5.put("cf3", "z", 6, "A");
    m5.put("cf4", "z", 6, "B");

    imm.mutate(Arrays.asList(m1, m2, m3, m4, m5));

    MemoryIterator iter1 = imm.skvIterator();

    seekLocalityGroups(iter1);
    SortedKeyValueIterator<Key,Value> dc1 = iter1.deepCopy(null);
    seekLocalityGroups(dc1);

    assertTrue(imm.getNumEntries() == 10);
    assertTrue(imm.estimatedSizeInBytes() > 0);
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Related Classes of org.apache.accumulo.tserver.InMemoryMap.MemoryIterator

  • org.apache.accumulo.tserver.InMemoryMapTest
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