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Java 8 Streams - IntStream.mapToObj Examples

Java 8 Streams Java Java API 


Interface:

java.util.stream.IntStream

java.lang.AutoCloseableAutoCloseablejava.util.stream.BaseStreamBaseStreamjava.util.stream.IntStreamIntStreamLogicBig

Method:

<U> Stream<U> mapToObj(IntFunction<? extends U> mapper)

This intermediate operation returns an object-valued Stream consisting of the results of applying the given mapper function to the elements of this stream.


Examples


package com.logicbig.example.intstream;

import java.math.BigInteger;
import java.util.stream.IntStream;
import java.util.stream.Stream;

public class MapToObjExample {

public static void main(String... args) {
IntStream intStream = IntStream.range(1, 5);
Stream<BigInteger> stream = intStream.mapToObj(BigInteger::valueOf);
stream.forEach(b -> System.out.println(b.multiply(BigInteger.TEN)));
}
}

Output

10
20
30
40




See Also