Package eu.stratosphere.pact.runtime.hash.util

Examples of eu.stratosphere.pact.runtime.hash.util.LastBitsToRange

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  @Test
  public void testStepSeventeen() {

    // Define numbers of buckets on each level
    RangeCalculator[] rangeCalculators = {
        new LastBitsToRange(10), // 2^10=1024 Buckets on level 0
        new LastBitsToRange(10), // 2^10=1024 Buckets on level 1
        new LastBitsToRange(10) }; // 2^10=1024 Buckets on level 2

    Iterator<Integer> importIterator = new StepRangeIterator(-30000000,
        30000000, 17);

    MultiLevelHashTester ht = new MultiLevelHashTester(importIterator,
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  @Test
  public void testThreeLevel() {

    // Define numbers of buckets on each level
    RangeCalculator[] rangeCalculators = {
        new LastBitsToRange(10), // 2^10=1024 Buckets on level 0
        new LastBitsToRange(10), // 2^10=1024 Buckets on level 1
        new LastBitsToRange(10) }; // 2^10=1024 Buckets on level 2

    Iterator<Integer> importIterator = new RangeIterator(-1000000, 1000000);

    MultiLevelHashTester ht = new MultiLevelHashTester(importIterator,
        rangeCalculators);
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  @Test
  public void testRandom() {

    // Define numbers of buckets on each level
    RangeCalculator[] rangeCalculators = {
        new LastBitsToRange(10), // 2^10=1024 Buckets on level 0
        new LastBitsToRange(10), // 2^10=1024 Buckets on level 1
        new LastBitsToRange(10) }; // 2^10=1024 Buckets on level 2

    Iterator<Integer> importIterator = new RandomIterator(SEED, 2000000);

    MultiLevelHashTester ht = new MultiLevelHashTester(importIterator,
        rangeCalculators);
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  @Test
  public void testTwoLevel() {

    // Define numbers of buckets on each level
    RangeCalculator[] rangeCalculators = {
        new LastBitsToRange(12),  // 2^12=4096 Buckets on level 0
        new LastBitsToRange(12) };  // 2^12=4096 Buckets on level 1

    Iterator<Integer> importIterator = new RangeIterator(-1000000, 1000000);

    MultiLevelHashTester ht = new MultiLevelHashTester(importIterator,
        rangeCalculators);
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Related Classes of eu.stratosphere.pact.runtime.hash.util.LastBitsToRange

  • eu.stratosphere.pact.runtime.hash.HashFunctionCollisionBenchmark
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