import java.util.Arrays;
import java.util.Collection;
import java.util.stream.Stream;
import java.util.stream.Collectors;
public class MyClass {
public static void main(String args[]) {
String str = "= java, . c, = c++, | rust, ? python";
Collection<String> co = Arrays.stream(str.split("[=,|.?]"))
.map(String::trim)
.filter(next -> !next.isEmpty())
.collect(Collectors.toList());
System.out.println(co);
}
}
/*
run:
[java, c, c++, rust, python]
*/