Examples with RoaringBitmap org.roaringbitmap.RoaringBitmap used on opensource projects

Example 1 with RoaringBitmap

use of org.roaringbitmap.RoaringBitmap in project Gaffer by gchq.

the class RoaringBitmapAggregatorTest method shouldCloneInputBitmapWhenAggregating.

@Test
public void shouldCloneInputBitmapWhenAggregating() {
    // Given
    final RoaringBitmapAggregator roaringBitmapAggregator = new RoaringBitmapAggregator();
    roaringBitmapAggregator.init();
    final RoaringBitmap bitmap = mock(RoaringBitmap.class);
    final RoaringBitmap clonedBitmap = mock(RoaringBitmap.class);
    given(bitmap.clone()).willReturn(clonedBitmap);
    // When
    roaringBitmapAggregator._aggregate(bitmap);
    // Then
    assertSame(clonedBitmap, roaringBitmapAggregator.state()[0]);
    assertNotSame(bitmap, roaringBitmapAggregator.state()[0]);
}

Example 2 with RoaringBitmap

use of org.roaringbitmap.RoaringBitmap in project carbondata by apache.

the class FilterUtil method prepareExcludeFilterMembers.

private static List<Integer> prepareExcludeFilterMembers(Dictionary forwardDictionary, List<Integer> includeSurrogates) throws FilterUnsupportedException {
    DictionaryChunksWrapper dictionaryWrapper;
    RoaringBitmap bitMapOfSurrogates = RoaringBitmap.bitmapOf(ArrayUtils.toPrimitive(includeSurrogates.toArray(new Integer[includeSurrogates.size()])));
    dictionaryWrapper = forwardDictionary.getDictionaryChunks();
    List<Integer> excludeFilterList = new ArrayList<Integer>(includeSurrogates.size());
    int surrogateCount = 0;
    while (dictionaryWrapper.hasNext()) {
        dictionaryWrapper.next();
        ++surrogateCount;
        if (!bitMapOfSurrogates.contains(surrogateCount)) {
            excludeFilterList.add(surrogateCount);
        }
    }
    return excludeFilterList;
}

Example 3 with RoaringBitmap

use of org.roaringbitmap.RoaringBitmap in project RoaringBitmap by RoaringBitmap.

the class RunContainerRealDataBenchmarkRunOptimize method serializeToBAOSFromClonePreOpti.

@Benchmark
public int serializeToBAOSFromClonePreOpti(BenchmarkState benchmarkState) throws IOException {
    ByteArrayOutputStream bos = new ByteArrayOutputStream();
    DataOutputStream dos = new DataOutputStream(bos);
    for (int i = 0; i < benchmarkState.rc.size(); i++) {
        RoaringBitmap bitmap = benchmarkState.rc.get(i).clone();
        bitmap.serialize(dos);
    }
    dos.flush();
    return bos.size();
}

Example 4 with RoaringBitmap

use of org.roaringbitmap.RoaringBitmap in project RoaringBitmap by RoaringBitmap.

the class RunContainerRealDataBenchmarkRunOptimize method cloneAndrunOptimize.

@Benchmark
public int cloneAndrunOptimize(BenchmarkState benchmarkState) {
    int total = 0;
    for (int i = 0; i < benchmarkState.ac.size(); i++) {
        RoaringBitmap bitmap = benchmarkState.ac.get(i).clone();
        bitmap.runOptimize();
        total += bitmap.getCardinality();
    }
    return total;
}

Example 5 with RoaringBitmap

use of org.roaringbitmap.RoaringBitmap in project RoaringBitmap by RoaringBitmap.

the class RunContainerRealDataBenchmarkRunOptimize method serializeToBAOSFromClone.

@Benchmark
public int serializeToBAOSFromClone(BenchmarkState benchmarkState) throws IOException {
    ByteArrayOutputStream bos = new ByteArrayOutputStream();
    DataOutputStream dos = new DataOutputStream(bos);
    for (int i = 0; i < benchmarkState.ac.size(); i++) {
        RoaringBitmap bitmap = benchmarkState.ac.get(i).clone();
        bitmap.serialize(dos);
    }
    dos.flush();
    return bos.size();
}