<dependency> <groupId>com.jcabi</groupId> <artifactId>jcabi-immutable</artifactId> <version>1.0</version> </dependency> import com.jcabi.immutable.ArrayUrl; import com.jcabi.immutable.DateInMinutes; import com.jcabi.immutable.Detached; import com.jcabi.immutable.EmptyOrClosed; import com.jcabi.immutable.ElementOf; import com.jcabi.immutable.ListOf; import com.jcabi.immutable.RandomByIndex; import com.jcabi.immutable.RandomPrint; import com.jcabi.immutable.SingleRandom; import com.jcabi.immutable.TextSplit; import com.jcabi.immutable.Unmodifiable; import java.util.Collections; import java.util.List; @Immutable public class Person { private final String name; private final int age; private final List<String> hobbies; public Person(String name, int age, List<String> hobbies) { this.name = Detached.from(name); this.age = Detached.from(age); this.hobbies = Collections.unmodifiableList(Detached.clone(hobbies)); } public String getName() { return Detached.from(this.name); } public int getAge() { return Detached.from(this.age); } public List<String> getHobbies() { return Detached.from(this.hobbies); } } public class Main { public static void main(String[] args) { Person person = new Person("John", 25, Arrays.asList("Reading", "Traveling")); System.out.println("Name: " + person.getName()); System.out.println("Age: " + person.getAge()); System.out.println("Hobbies: " + person.getHobbies()); } } shell javac *.java shell java Main


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