Examples with SortedMapIterator org.apache.accumulo.core.iterators.SortedMapIterator used on opensource projects

Example 86 with SortedMapIterator

use of org.apache.accumulo.core.iterators.SortedMapIterator in project accumulo by apache.

the class ColumnFilterTest method test1.

public void test1() {
    TreeMap<Key, Value> data = new TreeMap<>();
    data.put(newKey("r1", "cf1", "cq1"), new Value(""));
    data.put(newKey("r1", "cf2", "cq1"), new Value(""));
    HashSet<Column> columns = new HashSet<>();
    columns.add(newColumn("cf1"));
    SortedMapIterator smi = new SortedMapIterator(data);
    SortedKeyValueIterator<Key, Value> cf = ColumnQualifierFilter.wrap(smi, columns);
    Assert.assertSame(smi, cf);
}

Example 87 with SortedMapIterator

use of org.apache.accumulo.core.iterators.SortedMapIterator in project accumulo by apache.

the class DeletingIteratorTest method test3.

// test delete with same timestamp as existing key
public void test3() throws IOException {
    TreeMap<Key, Value> tm = new TreeMap<>();
    newKeyValue(tm, "r000", 3, false, "v3");
    newKeyValue(tm, "r000", 2, false, "v2");
    newKeyValue(tm, "r000", 2, true, "");
    newKeyValue(tm, "r000", 1, false, "v1");
    DeletingIterator it = new DeletingIterator(new SortedMapIterator(tm), false);
    it.seek(new Range(), EMPTY_COL_FAMS, false);
    assertTrue(it.hasTop());
    assertEquals(newKey("r000", 3), it.getTopKey());
    assertEquals("v3", it.getTopValue().toString());
    it.next();
    assertFalse(it.hasTop());
    it.seek(newRange("r000", 2), EMPTY_COL_FAMS, false);
    assertFalse(it.hasTop());
}

Example 88 with SortedMapIterator

use of org.apache.accumulo.core.iterators.SortedMapIterator in project accumulo by apache.

the class MultiIteratorTest method test7.

public void test7() throws IOException {
    // TEst setting an endKey
    TreeMap<Key, Value> tm1 = new TreeMap<>();
    newKeyValue(tm1, 0, 3, false, "1");
    newKeyValue(tm1, 0, 2, false, "2");
    newKeyValue(tm1, 0, 1, false, "3");
    newKeyValue(tm1, 0, 0, false, "4");
    newKeyValue(tm1, 1, 2, false, "5");
    newKeyValue(tm1, 1, 1, false, "6");
    newKeyValue(tm1, 1, 0, false, "7");
    newKeyValue(tm1, 2, 1, false, "8");
    newKeyValue(tm1, 2, 0, false, "9");
    List<SortedKeyValueIterator<Key, Value>> skvil = new ArrayList<>(1);
    skvil.add(new SortedMapIterator(tm1));
    KeyExtent extent = new KeyExtent(Table.ID.of("tablename"), newRow(1), newRow(0));
    MultiIterator mi = new MultiIterator(skvil, extent);
    Range r1 = new Range((Text) null, (Text) null);
    mi.seek(r1, EMPTY_COL_FAMS, false);
    assertTrue(mi.hasTop());
    assertTrue(mi.getTopValue().toString().equals("5"));
    mi.next();
    assertTrue(mi.hasTop());
    assertTrue(mi.getTopValue().toString().equals("6"));
    mi.next();
    assertTrue(mi.hasTop());
    assertTrue(mi.getTopValue().toString().equals("7"));
    mi.next();
    assertFalse(mi.hasTop());
    Range r2 = new Range(newKey(0, 0), true, newKey(1, 1), true);
    mi.seek(r2, EMPTY_COL_FAMS, false);
    assertTrue(mi.hasTop());
    assertTrue(mi.getTopValue().toString().equals("5"));
    mi.next();
    assertTrue(mi.hasTop());
    assertTrue(mi.getTopValue().toString().equals("6"));
    mi.next();
    assertFalse(mi.hasTop());
    Range r3 = new Range(newKey(0, 0), false, newKey(1, 1), false);
    mi.seek(r3, EMPTY_COL_FAMS, false);
    assertTrue(mi.hasTop());
    assertTrue(mi.getTopValue().toString().equals("5"));
    mi.next();
    assertFalse(mi.hasTop());
    Range r4 = new Range(newKey(1, 2), true, newKey(1, 1), false);
    mi.seek(r4, EMPTY_COL_FAMS, false);
    assertTrue(mi.hasTop());
    assertTrue(mi.getTopValue().toString().equals("5"));
    mi.next();
    assertFalse(mi.hasTop());
    Range r5 = new Range(newKey(1, 2), false, newKey(1, 1), true);
    mi.seek(r5, EMPTY_COL_FAMS, false);
    assertTrue(mi.hasTop());
    assertTrue(mi.getTopValue().toString().equals("6"));
    mi.next();
    assertFalse(mi.hasTop());
    Range r6 = new Range(newKey(2, 1), true, newKey(2, 0), true);
    mi.seek(r6, EMPTY_COL_FAMS, false);
    assertFalse(mi.hasTop());
    Range r7 = new Range(newKey(0, 3), true, newKey(0, 1), true);
    mi.seek(r7, EMPTY_COL_FAMS, false);
    assertFalse(mi.hasTop());
}

Example 89 with SortedMapIterator

use of org.apache.accumulo.core.iterators.SortedMapIterator in project accumulo by apache.

the class SourceSwitchingIteratorTest method test1.

public void test1() throws Exception {
    TreeMap<Key, Value> tm1 = new TreeMap<>();
    put(tm1, "r1", "cf1", "cq1", 5, "v1");
    put(tm1, "r1", "cf1", "cq3", 5, "v2");
    put(tm1, "r2", "cf1", "cq1", 5, "v3");
    SortedMapIterator smi = new SortedMapIterator(tm1);
    TestDataSource tds = new TestDataSource(smi);
    SourceSwitchingIterator ssi = new SourceSwitchingIterator(tds);
    ssi.seek(new Range(), new ArrayList<>(), false);
    testAndCallNext(ssi, "r1", "cf1", "cq1", 5, "v1", true);
    testAndCallNext(ssi, "r1", "cf1", "cq3", 5, "v2", true);
    testAndCallNext(ssi, "r2", "cf1", "cq1", 5, "v3", true);
    assertFalse(ssi.hasTop());
}

Example 90 with SortedMapIterator

use of org.apache.accumulo.core.iterators.SortedMapIterator in project accumulo by apache.

the class SourceSwitchingIteratorTest method testYield.

public void testYield() throws Exception {
    TreeMap<Key, Value> tm1 = new TreeMap<>();
    put(tm1, "r1", "cf1", "cq1", 5, "v1");
    put(tm1, "r1", "cf1", "cq3", 5, "v2");
    put(tm1, "r2", "cf1", "cq1", 5, "v3");
    SortedMapIterator smi = new SortedMapIterator(tm1);
    YieldingIterator ymi = new YieldingIterator(smi);
    TestDataSource tds = new TestDataSource(ymi);
    SourceSwitchingIterator ssi = new SourceSwitchingIterator(tds);
    YieldCallback<Key> yield = new YieldCallback<>();
    ssi.enableYielding(yield);
    Range r = new Range();
    ssi.seek(r, new ArrayList<>(), false);
    r = yield(r, ssi, yield);
    testAndCallNext(ssi, "r1", "cf1", "cq1", 5, "v1", true);
    r = yield(r, ssi, yield);
    testAndCallNext(ssi, "r1", "cf1", "cq3", 5, "v2", true);
    r = yield(r, ssi, yield);
    testAndCallNext(ssi, "r2", "cf1", "cq1", 5, "v3", true);
    r = yield(r, ssi, yield);
    assertFalse(ssi.hasTop());
}