package org.eclipse.collections.impl.lazy.parallel.list;
import org.eclipse.collections.api.annotation.Beta;
import org.eclipse.collections.api.block.function.Function;
import org.eclipse.collections.api.block.predicate.Predicate;
import org.eclipse.collections.api.block.procedure.Procedure;
import org.eclipse.collections.api.list.ListIterable;
import org.eclipse.collections.impl.lazy.parallel.AbstractBatch;
import org.eclipse.collections.impl.lazy.parallel.set.UnsortedSetBatch;
import org.eclipse.collections.impl.map.mutable.ConcurrentHashMap;
@Beta
public class ListIterableBatch<T> extends AbstractBatch<T> implements RootListBatch<T>
{
private final ListIterable<T> list;
private final int chunkStartIndex;
private final int chunkEndIndex;
public ListIterableBatch(ListIterable<T> list, int chunkStartIndex, int chunkEndIndex)
{
this.list = list;
this.chunkStartIndex = chunkStartIndex;
this.chunkEndIndex = chunkEndIndex;
}
@Override
public void forEach(Procedure<? super T> procedure)
{
for (int i = this.chunkStartIndex; i < this.chunkEndIndex; i++)
{
procedure.value(this.list.get(i));
}
}
@Override
public int count(Predicate<? super T> predicate)
{
int count = 0;
for (int i = this.chunkStartIndex; i < this.chunkEndIndex; i++)
{
if (predicate.accept(this.list.get(i)))
{
count++;
}
}
return count;
}
@Override
public boolean anySatisfy(Predicate<? super T> predicate)
{
for (int i = this.chunkStartIndex; i < this.chunkEndIndex; i++)
{
if (predicate.accept(this.list.get(i)))
{
return true;
}
}
return false;
}
@Override
public boolean allSatisfy(Predicate<? super T> predicate)
{
for (int i = this.chunkStartIndex; i < this.chunkEndIndex; i++)
{
if (!predicate.accept(this.list.get(i)))
{
return false;
}
}
return true;
}
@Override
public T detect(Predicate<? super T> predicate)
{
for (int i = this.chunkStartIndex; i < this.chunkEndIndex; i++)
{
if (predicate.accept(this.list.get(i)))
{
return this.list.get(i);
}
}
return null;
}
@Override
public ListBatch<T> select(Predicate<? super T> predicate)
{
return new SelectListBatch<>(this, predicate);
}
@Override
public <V> ListBatch<V> collect(Function<? super T, ? extends V> function)
{
return new CollectListBatch<>(this, function);
}
@Override
public <V> ListBatch<V> flatCollect(Function<? super T, ? extends Iterable<V>> function)
{
return new FlatCollectListBatch<>(this, function);
}
@Override
public UnsortedSetBatch<T> distinct(ConcurrentHashMap<T, Boolean> distinct)
{
return new DistinctBatch<>(this, distinct);
}
}