org.apache.flink.runtime.util.ReusingKeyGroupedIterator Java Examples
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org.apache.flink.runtime.util.ReusingKeyGroupedIterator.
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Example #1
Source File: ReusingSortMergeCoGroupIterator.java From Flink-CEPplus with Apache License 2.0 | 5 votes |
public ReusingSortMergeCoGroupIterator( MutableObjectIterator<T1> input1, MutableObjectIterator<T2> input2, TypeSerializer<T1> serializer1, TypeComparator<T1> groupingComparator1, TypeSerializer<T2> serializer2, TypeComparator<T2> groupingComparator2, TypePairComparator<T1, T2> pairComparator) { this.comp = pairComparator; this.iterator1 = new ReusingKeyGroupedIterator<T1>(input1, serializer1, groupingComparator1); this.iterator2 = new ReusingKeyGroupedIterator<T2>(input2, serializer2, groupingComparator2); }
Example #2
Source File: ReusingSortMergeCoGroupIterator.java From flink with Apache License 2.0 | 5 votes |
public ReusingSortMergeCoGroupIterator( MutableObjectIterator<T1> input1, MutableObjectIterator<T2> input2, TypeSerializer<T1> serializer1, TypeComparator<T1> groupingComparator1, TypeSerializer<T2> serializer2, TypeComparator<T2> groupingComparator2, TypePairComparator<T1, T2> pairComparator) { this.comp = pairComparator; this.iterator1 = new ReusingKeyGroupedIterator<T1>(input1, serializer1, groupingComparator1); this.iterator2 = new ReusingKeyGroupedIterator<T2>(input2, serializer2, groupingComparator2); }
Example #3
Source File: ReusingSortMergeCoGroupIterator.java From flink with Apache License 2.0 | 5 votes |
public ReusingSortMergeCoGroupIterator( MutableObjectIterator<T1> input1, MutableObjectIterator<T2> input2, TypeSerializer<T1> serializer1, TypeComparator<T1> groupingComparator1, TypeSerializer<T2> serializer2, TypeComparator<T2> groupingComparator2, TypePairComparator<T1, T2> pairComparator) { this.comp = pairComparator; this.iterator1 = new ReusingKeyGroupedIterator<T1>(input1, serializer1, groupingComparator1); this.iterator2 = new ReusingKeyGroupedIterator<T2>(input2, serializer2, groupingComparator2); }
Example #4
Source File: ReusingMergeOuterJoinIterator.java From Flink-CEPplus with Apache License 2.0 | 4 votes |
@Override protected <T> KeyGroupedIterator<T> createKeyGroupedIterator(MutableObjectIterator<T> input, TypeSerializer<T> serializer, TypeComparator<T> comparator) { return new ReusingKeyGroupedIterator<>(input, serializer, comparator); }
Example #5
Source File: ReusingMergeInnerJoinIterator.java From Flink-CEPplus with Apache License 2.0 | 4 votes |
@Override protected <T> KeyGroupedIterator<T> createKeyGroupedIterator(MutableObjectIterator<T> input, TypeSerializer<T> serializer, TypeComparator<T> comparator) { return new ReusingKeyGroupedIterator<T>(input, serializer, comparator); }
Example #6
Source File: CombiningUnilateralSortMergerITCase.java From Flink-CEPplus with Apache License 2.0 | 4 votes |
private static Iterator<Integer> getReducingIterator(MutableObjectIterator<Tuple2<Integer, Integer>> data, TypeSerializer<Tuple2<Integer, Integer>> serializer, TypeComparator<Tuple2<Integer, Integer>> comparator) { final ReusingKeyGroupedIterator<Tuple2<Integer, Integer>> groupIter = new ReusingKeyGroupedIterator<> (data, serializer, comparator); return new Iterator<Integer>() { private boolean hasNext = false; @Override public boolean hasNext() { if (hasNext) { return true; } try { hasNext = groupIter.nextKey(); } catch (IOException e) { throw new RuntimeException(e); } return hasNext; } @Override public Integer next() { if (hasNext()) { hasNext = false; Iterator<Tuple2<Integer, Integer>> values = groupIter.getValues(); Tuple2<Integer, Integer> rec; int cnt = 0; while (values.hasNext()) { rec = values.next(); cnt += rec.f1; } return cnt; } else { throw new NoSuchElementException(); } } @Override public void remove() { throw new UnsupportedOperationException(); } }; }
Example #7
Source File: ReusingMergeOuterJoinIterator.java From flink with Apache License 2.0 | 4 votes |
@Override protected <T> KeyGroupedIterator<T> createKeyGroupedIterator(MutableObjectIterator<T> input, TypeSerializer<T> serializer, TypeComparator<T> comparator) { return new ReusingKeyGroupedIterator<>(input, serializer, comparator); }
Example #8
Source File: ReusingMergeInnerJoinIterator.java From flink with Apache License 2.0 | 4 votes |
@Override protected <T> KeyGroupedIterator<T> createKeyGroupedIterator(MutableObjectIterator<T> input, TypeSerializer<T> serializer, TypeComparator<T> comparator) { return new ReusingKeyGroupedIterator<T>(input, serializer, comparator); }
Example #9
Source File: CombiningUnilateralSortMergerITCase.java From flink with Apache License 2.0 | 4 votes |
private static Iterator<Integer> getReducingIterator(MutableObjectIterator<Tuple2<Integer, Integer>> data, TypeSerializer<Tuple2<Integer, Integer>> serializer, TypeComparator<Tuple2<Integer, Integer>> comparator) { final ReusingKeyGroupedIterator<Tuple2<Integer, Integer>> groupIter = new ReusingKeyGroupedIterator<> (data, serializer, comparator); return new Iterator<Integer>() { private boolean hasNext = false; @Override public boolean hasNext() { if (hasNext) { return true; } try { hasNext = groupIter.nextKey(); } catch (IOException e) { throw new RuntimeException(e); } return hasNext; } @Override public Integer next() { if (hasNext()) { hasNext = false; Iterator<Tuple2<Integer, Integer>> values = groupIter.getValues(); Tuple2<Integer, Integer> rec; int cnt = 0; while (values.hasNext()) { rec = values.next(); cnt += rec.f1; } return cnt; } else { throw new NoSuchElementException(); } } @Override public void remove() { throw new UnsupportedOperationException(); } }; }
Example #10
Source File: ReusingMergeOuterJoinIterator.java From flink with Apache License 2.0 | 4 votes |
@Override protected <T> KeyGroupedIterator<T> createKeyGroupedIterator(MutableObjectIterator<T> input, TypeSerializer<T> serializer, TypeComparator<T> comparator) { return new ReusingKeyGroupedIterator<>(input, serializer, comparator); }
Example #11
Source File: ReusingMergeInnerJoinIterator.java From flink with Apache License 2.0 | 4 votes |
@Override protected <T> KeyGroupedIterator<T> createKeyGroupedIterator(MutableObjectIterator<T> input, TypeSerializer<T> serializer, TypeComparator<T> comparator) { return new ReusingKeyGroupedIterator<T>(input, serializer, comparator); }
Example #12
Source File: CombiningUnilateralSortMergerITCase.java From flink with Apache License 2.0 | 4 votes |
private static Iterator<Integer> getReducingIterator(MutableObjectIterator<Tuple2<Integer, Integer>> data, TypeSerializer<Tuple2<Integer, Integer>> serializer, TypeComparator<Tuple2<Integer, Integer>> comparator) { final ReusingKeyGroupedIterator<Tuple2<Integer, Integer>> groupIter = new ReusingKeyGroupedIterator<> (data, serializer, comparator); return new Iterator<Integer>() { private boolean hasNext = false; @Override public boolean hasNext() { if (hasNext) { return true; } try { hasNext = groupIter.nextKey(); } catch (IOException e) { throw new RuntimeException(e); } return hasNext; } @Override public Integer next() { if (hasNext()) { hasNext = false; Iterator<Tuple2<Integer, Integer>> values = groupIter.getValues(); Tuple2<Integer, Integer> rec; int cnt = 0; while (values.hasNext()) { rec = values.next(); cnt += rec.f1; } return cnt; } else { throw new NoSuchElementException(); } } @Override public void remove() { throw new UnsupportedOperationException(); } }; }