Examples with OrOperator com.linkedin.pinot.core.operator.filter.OrOperator used on opensource projects

Example 6 with OrOperator

use of com.linkedin.pinot.core.operator.filter.OrOperator in project pinot by linkedin.

the class OrOperatorTest method testIntersectionForThreeLists.

@Test
public void testIntersectionForThreeLists() {
    int[] list1 = new int[] { 2, 3, 6, 10, 15, 16, 28 };
    int[] list2 = new int[] { 3, 6, 8, 20, 28 };
    int[] list3 = new int[] { 1, 2, 3, 6, 30 };
    List<BaseFilterOperator> operators = new ArrayList<>();
    operators.add(makeFilterOperator(list1));
    operators.add(makeFilterOperator(list2));
    operators.add(makeFilterOperator(list3));
    final OrOperator orOperator = new OrOperator(operators);
    orOperator.open();
    Block block;
    TreeSet<Integer> set = new TreeSet<Integer>();
    set.addAll(Lists.newArrayList(ArrayUtils.toObject(list1)));
    set.addAll(Lists.newArrayList(ArrayUtils.toObject(list2)));
    set.addAll(Lists.newArrayList(ArrayUtils.toObject(list3)));
    Iterator<Integer> expectedIterator = set.iterator();
    while ((block = orOperator.nextBlock()) != null) {
        final BlockDocIdSet blockDocIdSet = block.getBlockDocIdSet();
        final BlockDocIdIterator iterator = blockDocIdSet.iterator();
        int docId;
        while ((docId = iterator.next()) != Constants.EOF) {
            Assert.assertEquals(expectedIterator.next().intValue(), docId);
        }
    }
    orOperator.close();
}