OnJava8-Examples/streams/FunctionMap2.java
2015-12-15 11:47:04 -08:00

33 lines
696 B
Java

// streams/FunctionMap2.java
// (c)2016 MindView LLC: see Copyright.txt
// We make no guarantees that this code is fit for any purpose.
// Visit http://mindviewinc.com/Books/OnJava/ for more book information.
// Different input and output types
import java.util.*;
import java.util.stream.*;
class Numbered {
final int n;
Numbered(int n) { this.n = n; }
@Override
public String toString() {
return "Numbered(" + n + ")";
}
}
class FunctionMap2 {
public static void main(String[] args) {
Stream.of(1, 5, 7, 9, 11, 13)
.map(Numbered::new)
.forEach(System.out::println);
}
}
/* Output:
Numbered(1)
Numbered(5)
Numbered(7)
Numbered(9)
Numbered(11)
Numbered(13)
*/