Question

How to filer a List<> to remove empty strings in Java

Answer 1

package javaapplication1;

import java.util.Arrays;
import java.util.List;
import java.util.stream.Collectors;

public class JavaApplication1 {

    public static void main(String[] args) {

        List<String> s = Arrays.asList("abc", "", "def", "ghi", "", "uvw", "", "xyz");
        List<String> s1 = s.stream().filter(str -> !str.isEmpty()).collect(Collectors.toList()); 

        System.out.println(s1);
    }
}

/*
run:

[abc, def, ghi, uvw, xyz]

*/

 

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