Examples with FastList org.eclipse.collections.impl.list.mutable.FastList used on opensource projects

Example 1 with FastList

use of org.eclipse.collections.impl.list.mutable.FastList in project eclipse-collections by eclipse.

the class SerialParallelLazyPerformanceTest method forEach.

private void forEach(FastList<Integer> collection) {
    MutableList<Runnable> runnables = FastList.newList();
    runnables.add(() -> this.basicSerialForEachPerformance(collection, SERIAL_RUN_COUNT));
    int cores = Runtime.getRuntime().availableProcessors();
    ExecutorService service = Executors.newFixedThreadPool(cores);
    runnables.add(() -> {
        MutableMap<Integer, Boolean> map = new ConcurrentHashMap<>();
        this.basicParallelLazyForEachPerformance(collection, "Lambda", item -> map.put(item, Boolean.TRUE), PARALLEL_RUN_COUNT, cores, service);
    });
    runnables.add(() -> {
        MutableMap<Integer, Boolean> map = new ConcurrentHashMap<>();
        this.basicParallelLazyForEachPerformance(collection, "Procedure", (Procedure<Integer>) each -> map.put(each, Boolean.TRUE), PARALLEL_RUN_COUNT, cores, service);
    });
    runnables.add(() -> {
        MutableMap<Integer, Boolean> map = new ConcurrentHashMap<>();
        this.basicJava8ParallelLazyForEachPerformance(collection, "Lambda", item -> map.put(item, Boolean.TRUE), PARALLEL_RUN_COUNT);
    });
    List<Integer> arrayList = new ArrayList<>(collection);
    runnables.add(() -> {
        MutableMap<Integer, Boolean> map = new ConcurrentHashMap<>();
        this.basicJava8ParallelLazyForEachPerformance(arrayList, "Lambda", item -> map.put(item, Boolean.TRUE), PARALLEL_RUN_COUNT);
    });
    runnables.add(() -> {
        MutableMap<Integer, Boolean> map = new ConcurrentHashMap<>();
        this.basicJava8ParallelLazyForEachPerformance(arrayList, "Consumer", each -> map.put(each, Boolean.TRUE), PARALLEL_RUN_COUNT);
    });
    this.shuffleAndRun(runnables);
    service.shutdown();
    try {
        service.awaitTermination(1, TimeUnit.MINUTES);
    } catch (InterruptedException e) {
        throw new RuntimeException(e);
    }
}

Example 2 with FastList

use of org.eclipse.collections.impl.list.mutable.FastList in project eclipse-collections by eclipse.

the class ListsTest method assertPresizedMultiReaderListEquals.

private static void assertPresizedMultiReaderListEquals(int initialCapacity, MultiReaderFastList<String> list) {
    try {
        Field delegateField = MultiReaderFastList.class.getDeclaredField("delegate");
        delegateField.setAccessible(true);
        FastList<String> delegate = (FastList<String>) delegateField.get(list);
        Field itemsField = FastList.class.getDeclaredField("items");
        itemsField.setAccessible(true);
        Object[] items = (Object[]) itemsField.get(delegate);
        Assert.assertEquals(initialCapacity, items.length);
    } catch (SecurityException | NoSuchFieldException | IllegalAccessException e) {
        throw new AssertionError(e);
    }
}

Example 3 with FastList

use of org.eclipse.collections.impl.list.mutable.FastList in project eclipse-collections by eclipse.

the class DropIterableTest method forEachWithIndex.

@Test
public void forEachWithIndex() {
    Sum sum = new IntegerSum(0);
    FastList<Integer> indices = FastList.newList(5);
    ObjectIntProcedure<Integer> indexRecordingAndSumProcedure = (each, index) -> {
        indices.add(index);
        sum.add(each);
    };
    this.dropIterable.forEachWithIndex(indexRecordingAndSumProcedure);
    Assert.assertEquals(FastList.newListWith(0, 1, 2), indices);
    Assert.assertEquals(12, sum.getValue().intValue());
    indices.clear();
    sum.add(sum.getValue().intValue() * -1);
    this.emptyListDropIterable.forEachWithIndex(indexRecordingAndSumProcedure);
    Assert.assertEquals(0, indices.size());
    indices.clear();
    sum.add(sum.getValue().intValue() * -1);
    this.zeroCountDropIterable.forEachWithIndex(indexRecordingAndSumProcedure);
    Assert.assertEquals(FastList.newListWith(0, 1, 2, 3, 4), indices);
    Assert.assertEquals(15, sum.getValue().intValue());
    indices.clear();
    sum.add(sum.getValue().intValue() * -1);
    this.nearCountDropIterable.forEachWithIndex(indexRecordingAndSumProcedure);
    Assert.assertEquals(FastList.newListWith(0), indices);
    Assert.assertEquals(5, sum.getValue().intValue());
    indices.clear();
    sum.add(sum.getValue().intValue() * -1);
    this.sameCountDropIterable.forEachWithIndex(indexRecordingAndSumProcedure);
    Assert.assertEquals(0, indices.size());
    indices.clear();
    sum.add(sum.getValue().intValue() * -1);
    this.higherCountDropIterable.forEachWithIndex(indexRecordingAndSumProcedure);
    Assert.assertEquals(0, indices.size());
}

Example 4 with FastList

use of org.eclipse.collections.impl.list.mutable.FastList in project eclipse-collections by eclipse.

the class DropWhileIterableTest method forEachWithIndex.

@Test
public void forEachWithIndex() {
    Sum sum = new IntegerSum(0);
    FastList<Integer> indices = FastList.newList(5);
    ObjectIntProcedure<Integer> indexRecordingAndSumProcedure = (each, index) -> {
        indices.add(index);
        sum.add(each);
    };
    this.dropWhileIterable.forEachWithIndex(indexRecordingAndSumProcedure);
    Assert.assertEquals(FastList.newListWith(0, 1, 2), indices);
    Assert.assertEquals(12, sum.getValue().intValue());
    indices.clear();
    sum.add(sum.getValue().intValue() * -1);
    this.emptyListDropWhileIterable.forEachWithIndex(indexRecordingAndSumProcedure);
    Assert.assertEquals(0, indices.size());
    indices.clear();
    sum.add(sum.getValue().intValue() * -1);
    this.alwaysFalseDropWhileIterable.forEachWithIndex(indexRecordingAndSumProcedure);
    Assert.assertEquals(FastList.newListWith(0, 1, 2, 3, 4), indices);
    Assert.assertEquals(15, sum.getValue().intValue());
    indices.clear();
    sum.add(sum.getValue().intValue() * -1);
    this.mostlyFalseDropWhileIterable.forEachWithIndex(indexRecordingAndSumProcedure);
    Assert.assertEquals(FastList.newListWith(0), indices);
    Assert.assertEquals(5, sum.getValue().intValue());
    indices.clear();
    sum.add(sum.getValue().intValue() * -1);
    this.alwaysTrueDropWhileIterable.forEachWithIndex(indexRecordingAndSumProcedure);
    Assert.assertEquals(0, indices.size());
}