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1 | package ch.claude_martin; | |
2 | ||
3 | import java.util.stream.IntStream; | |
4 | ||
5 | public final class SomeClass { | |
6 | private static final String FORMAT = "%s, %d, %s%n"; | |
7 | ||
8 | static final class Student { | |
9 | private final String name, gender; | |
10 | private final int age; // note that you should store the birth year instead | |
11 | ||
12 | public Student(String name, int age, String gender) { | |
13 | this.name = name; | |
14 | this.age = age; | |
15 | - | for (int i = 0; i < names.length; i++) { |
15 | + | this.gender = gender; |
16 | - | System.out.format(FORMAT, names[i], ages[i], gender[i]); |
16 | + | |
17 | ||
18 | - | System.out.println("---"); |
18 | + | public int getAge() { |
19 | return age; | |
20 | - | IntStream.range(0, names.length).mapToObj(i -> String.format(FORMAT, names[i], ages[i], gender[i])) |
20 | + | |
21 | ||
22 | public String getName() { | |
23 | return name; | |
24 | } | |
25 | ||
26 | public String getGender() { | |
27 | return gender; | |
28 | } | |
29 | ||
30 | @Override | |
31 | public String toString() { | |
32 | return String.format(FORMAT, name, age, gender); | |
33 | } | |
34 | } | |
35 | ||
36 | public static void main(String[] args) { | |
37 | String[] names = { "Alice", "Bob", "Oscar" }; | |
38 | int[] ages = { 35, 65, 23 }; | |
39 | String[] gender = { "Cis Female", "Cis Male", "Other" }; | |
40 | ||
41 | assert names.length == ages.length && names.length == gender.length; | |
42 | ||
43 | IntStream.range(0, names.length).mapToObj(i -> new Student(names[i], ages[i], gender[i])) | |
44 | .forEach(System.out::print); | |
45 | ||
46 | } | |
47 | ||
48 | } |