nineteen

import java.util.Optional;
import java.util.stream.Collectors;
import com.github.masahitojp.nineteen.*;

public class Main {
    public static String toSenryuString(final Optional<Song> songOpt) {
        return songOpt.map(song -> song.getPhrases().stream()
              .map(list -> list.stream().map(Token::toString).collect(Collectors.joining()))
              .collect(Collectors.joining(" "))).orElse("");
    }

    public static void main(String[] args) {
        final Reviewer reviewer = new Reviewer();
        final String haiku1 = "古池や蛙飛び込む水の音";

        System.out.println(toSenryuString(reviewer.find(haiku1)));
        // -> "古池や 蛙飛び込む 水の音"
    }
}

apply plugin: 'java'

repositories.mavenCentral()

dependencies {
      compile 'com.github.masahitojp:nineteen:0.0.6'
}

sourceCompatibility = targetCompatibility = 1.8