javademos/lanes/src/StructuredHubNew.java

import java.util.concurrent.StructuredTaskScope;

/**
 * The same "first result wins" example as StructuredHub, with the factory method under its Java 26 / 27 name:
 * anySuccessfulResultOrThrow() (25) became anySuccessfulOrThrow() (26 and 27). Still a preview API.
 * Chapter: docs/14-lanes-21-to-25.md
 */
public class StructuredHubNew {
    static String firstSuccess() throws Exception {
        try (var scope = StructuredTaskScope.open(StructuredTaskScope.Joiner.<String>anySuccessfulOrThrow())) {
            scope.fork(() -> { Thread.sleep(200); return "slow"; });
            scope.fork(() -> "fast");
            return scope.join();
        }
    }

    public static void main(String[] args) throws Exception {
        System.out.println("java.version = " + System.getProperty("java.version"));
        Check.that(firstSuccess().equals("fast"), "anySuccessfulOrThrow(): the first result wins");
    }
}