org.infinispan.stream.impl.intops.object.MapToIntOperation Maven / Gradle / Ivy

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Infinispan Embedded All-in-One module

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package org.infinispan.stream.impl.intops.object;

import java.util.function.ToIntFunction;
import java.util.stream.IntStream;
import java.util.stream.Stream;

import org.infinispan.stream.impl.intops.IntermediateOperation;

/**
 * Performs map to int operation on a regular {@link Stream}
 * @param  the type of the input stream
 */
public class MapToIntOperation implements IntermediateOperation, Integer, IntStream> {
   private final ToIntFunction function;

   public MapToIntOperation(ToIntFunction function) {
      this.function = function;
   }

   @Override
   public IntStream perform(Stream stream) {
      return stream.mapToInt(function);
   }

   public ToIntFunction getFunction() {
      return function;
   }
}