<dependency> <groupId>com.jcabi</groupId> <artifactId>jcabi-immutable</artifactId> <version>{latest-version}</version> </dependency> @Immutable public final class Person { private final String name; private final int age; public Person(String name, int age) { this.name = name; this.age = age; } // ... } public class PersonTest { @Test public void testImmutablePerson() { assertEquals(30, person.getAge()); } } public class MyApp { public static void main(String[] args) { } }


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