How to convert an array of objects to an array of their primitive types in java?

Java 8Object Oriented ProgrammingProgramming

Apache Commons provides a library named org.apache.commons.lang3 and, following is the maven dependency to add the library to your project.


This package provides a class named ArrayUtils. Using the toPrimitive() method of this class you can convert An object array to an array of primitive types:


import java.util.Arrays;
import org.apache.commons.lang3.ArrayUtils;

public class ArraysToPrimitives {
   public static void main(String args[]) {
      Integer[] myArray = {234, 76, 890, 27, 10, 63};
      int[] primitiveArray = ArrayUtils.toPrimitive(myArray);


[234, 76, 890, 27, 10, 63]
Published on 09-Jan-2018 12:56:30