Java Collection How to - Convert Array to List

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Question

We would like to know how to convert Array to List.

Answer

import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
//from  w  ww .ja  v  a2 s.  c  om
public class Main {

    public static void main(String args[]) {
        List<Integer> list = Arrays.asList(1,2,3);
        ArrayList<Integer> val = new ArrayList<Integer>(list);
        System.out.println(val.size());
    }
}

The code above generates the following result.

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