import org.yaml.snakeyaml.Yaml; public class SnakeYamlVerificaation { public static void main(final String[] args) { final Person p = new Person(); p.firstName = "John"; p.familyName = "Kay"; p.nationality = "UK"; p.age = 28; final Yaml y = new Yaml(); System.out.println(y.dump(p)); } } Exception in thread "main" org.yaml.snakeyaml.error.YAMLException: No JavaBean properties found in jp.toastkid.v
![SnakeYAML で YAML を扱う - Qiita](https://cdn-ak-scissors.b.st-hatena.com/image/square/7fe0a189bb7846733ec0d460367967bf126c92ba/height=288;version=1;width=512/https%3A%2F%2Fqiita-user-contents.imgix.net%2Fhttps%253A%252F%252Fcdn.qiita.com%252Fassets%252Fpublic%252Farticle-ogp-background-412672c5f0600ab9a64263b751f1bc81.png%3Fixlib%3Drb-4.0.0%26w%3D1200%26mark64%3DaHR0cHM6Ly9xaWl0YS11c2VyLWNvbnRlbnRzLmltZ2l4Lm5ldC9-dGV4dD9peGxpYj1yYi00LjAuMCZ3PTk3MiZoPTM3OCZ0eHQ9U25ha2VZQU1MJTIwJUUzJTgxJUE3JTIwWUFNTCUyMCVFMyU4MiU5MiVFNiU4OSVCMSVFMyU4MSU4NiZ0eHQtYWxpZ249bGVmdCUyQ3RvcCZ0eHQtY29sb3I9JTIzMjEyMTIxJnR4dC1mb250PUhpcmFnaW5vJTIwU2FucyUyMFc2JnR4dC1zaXplPTU2JnM9ZGU4ZTBlNmYzZWQ4NGRjYWYzN2QyNWFlYmJiZjliNTU%26mark-x%3D142%26mark-y%3D57%26blend64%3DaHR0cHM6Ly9xaWl0YS11c2VyLWNvbnRlbnRzLmltZ2l4Lm5ldC9-dGV4dD9peGxpYj1yYi00LjAuMCZoPTc2Jnc9NzcwJnR4dD0lNDB0b2FzdGtpZGpwJnR4dC1jb2xvcj0lMjMyMTIxMjEmdHh0LWZvbnQ9SGlyYWdpbm8lMjBTYW5zJTIwVzYmdHh0LXNpemU9MzYmdHh0LWFsaWduPWxlZnQlMkN0b3Amcz0zM2IwZGYzYzRiMDdhM2I5NDA5OWY5MTI5OGQ0M2MxMw%26blend-x%3D142%26blend-y%3D486%26blend-mode%3Dnormal%26s%3D44c9d05305107dfc1ca387c74f56cffe)