package org.infinispan.stream.impl.termop.primitive;
import java.util.List;
import java.util.function.ObjLongConsumer;
import java.util.function.Supplier;
import java.util.stream.LongStream;
import java.util.stream.Stream;
import org.infinispan.Cache;
import org.infinispan.container.entries.CacheEntry;
import org.infinispan.factories.ComponentRegistry;
import org.infinispan.stream.impl.intops.IntermediateOperation;
import org.infinispan.stream.impl.termop.AbstractForEachOperation;
/**
* Terminal rehash aware operation that handles for each where flat map operation is performed on a
* {@link LongStream}.
* @param <K> key type of the supplied stream
*/
public class ForEachFlatMapObjLongOperation<K> extends AbstractForEachOperation<K, Long, LongStream> {
private final ObjLongConsumer<Cache<K, ?>> consumer;
private transient Cache<K, ?> cache;
public ForEachFlatMapObjLongOperation(Iterable<IntermediateOperation> intermediateOperations,
Supplier<Stream<CacheEntry>> supplier, int batchSize, ObjLongConsumer<Cache<K, ?>> consumer) {
super(intermediateOperations, supplier, batchSize);
this.consumer = consumer;
}
@Override
protected void handleList(List<Long> list) {
list.forEach(d -> consumer.accept(cache, d));
}
@Override
protected void handleStreamForEach(LongStream stream, List<Long> list) {
stream.forEach(list::add);
}
public ObjLongConsumer<Cache<K, ?>> getConsumer() {
return consumer;
}
@Override
public void handleInjection(ComponentRegistry registry) {
super.handleInjection(registry);
cache = registry.getComponent(Cache.class);
}
}