{"id":26746765,"url":"https://github.com/skyrocketstan/learning_netology_java_spring_boot_conditional","last_synced_at":"2025-03-28T09:15:29.082Z","repository":{"id":107395900,"uuid":"563056206","full_name":"SkyrocketStan/Learning_Netology_Java_Spring_Boot_Conditional","owner":"SkyrocketStan","description":"Домашнее задание к занятию 7.1: Spring boot: назначение, внутреннее устройство","archived":false,"fork":false,"pushed_at":"2022-11-22T14:15:01.000Z","size":73,"stargazers_count":0,"open_issues_count":0,"forks_count":0,"subscribers_count":2,"default_branch":"master","last_synced_at":"2023-08-30T22:46:53.400Z","etag":null,"topics":["java","java-learning","netology","spring-boot"],"latest_commit_sha":null,"homepage":"","language":"Java","has_issues":true,"has_wiki":null,"has_pages":null,"mirror_url":null,"source_name":null,"license":null,"status":null,"scm":"git","pull_requests_enabled":true,"icon_url":"https://github.com/SkyrocketStan.png","metadata":{"files":{"readme":"README.md","changelog":null,"contributing":null,"funding":null,"license":null,"code_of_conduct":null,"threat_model":null,"audit":null,"citation":null,"codeowners":null,"security":null,"support":null,"governance":null}},"created_at":"2022-11-07T20:18:22.000Z","updated_at":"2023-08-30T22:46:53.400Z","dependencies_parsed_at":"2023-03-13T14:36:33.303Z","dependency_job_id":null,"html_url":"https://github.com/SkyrocketStan/Learning_Netology_Java_Spring_Boot_Conditional","commit_stats":null,"previous_names":["bytevirtuoso/learning_netology_java_spring_boot_conditional","skyrocketstan/learning_netology_java_spring_boot_conditional"],"tags_count":0,"template":null,"template_full_name":null,"repository_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/SkyrocketStan%2FLearning_Netology_Java_Spring_Boot_Conditional","tags_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/SkyrocketStan%2FLearning_Netology_Java_Spring_Boot_Conditional/tags","releases_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/SkyrocketStan%2FLearning_Netology_Java_Spring_Boot_Conditional/releases","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/SkyrocketStan%2FLearning_Netology_Java_Spring_Boot_Conditional/manifests","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/SkyrocketStan","download_url":"https://codeload.github.com/SkyrocketStan/Learning_Netology_Java_Spring_Boot_Conditional/tar.gz/refs/heads/master","host":{"name":"GitHub","url":"https://github.com","kind":"github","repositories_count":245999618,"owners_count":20707572,"icon_url":"https://github.com/github.png","version":null,"created_at":"2022-05-30T11:31:42.601Z","updated_at":"2022-07-04T15:15:14.044Z","host_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub","repositories_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories","repository_names_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repository_names","owners_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners"}},"keywords":["java","java-learning","netology","spring-boot"],"created_at":"2025-03-28T09:15:28.616Z","updated_at":"2025-03-28T09:15:29.069Z","avatar_url":"https://github.com/SkyrocketStan.png","language":"Java","readme":"# Задача Conditional приложение\n\n## Описание\nКак часто бывает в промышленной разработка, мы хотим в локальном или dev окружении использовать несколько упрощенные варианты наших сервисов.\nПоэтому сегодня мы напишем приложение на Spring boot, в котором в зависимости от параметров, будут вызываться разные сервисы.\n\nДля работы необходимо подготовить несколько классов:\n\n0. Создайте spring boot приложение, как было сделано на лекции\n\n1. Нам нужен интерфейс, реализации которого мы будем вызывать в зависимости от параметров нашего приложения:\n\n```$java\npublic interface SystemProfile {\n     String getProfile();\n}\n``` \n\nИ две реализации:\n\n```$java\npublic class DevProfile implements SystemProfile {\n     @Override\n     public String getProfile() {\n         return \"Current profile is dev\";\n     }\n}\n``` \n\nи\n\n```$java\npublic class ProductionProfile implements SystemProfile {\n     @Override\n     public String getProfile() {\n         return \"Current profile is production\";\n     }\n}\n``` \n\n2. Вам необходимо написать JavaConfig, в котором вы объявите бины классов `DevProfile` и `ProductionProfile` примерно так:\n```$java\n    @Bean\n    public SystemProfile devProfile() {\n        return new DevProfile();\n    }\n\n    @Bean\n    public SystemProfile prodProfile() {\n        return new ProductionProfile();\n    }\n```\n\n3. Дальше вам нужно создать application.properties в папке resources, если его нет, и добавить туда свой пользовательский параметр `netology.profile.dev = true`. Обратите внимание, что сейчас наш параметр имеет значение `true`. Как раз таки в зависимости от значения параметра, мы и будем использовать ту или иную реализацию интерфейса `SystemProfile`.\n\n4. Теперь, вам нужно использовать одну из аннотаций @Conditional и поместить ее на бины в вашем JavaConfig. Советую использовать `@ConditionalOnProperty`, и в зависимости от значения `netology.profile.dev` будет создаваться бин интерфейса `SystemProfile` той или иной реализации.\n\n5. Чтобы проверить работоспособность нашей логики, создадим контроллер, который будет нам возвращать значения из нашего сервиса `SystemProfile`:\n\n```$java\n@RestController\n@RequestMapping(\"/\")\npublic class ProfileController {\n    private SystemProfile profile;\n\n    public ProfileController(SystemProfile profile) {\n        this.profile = profile;\n    }\n\n    @GetMapping(\"profile\")\n    public String getProfile() {\n        return profile.getProfile();\n    }\n}\n```","funding_links":[],"categories":[],"sub_categories":[],"project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fskyrocketstan%2Flearning_netology_java_spring_boot_conditional","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fskyrocketstan%2Flearning_netology_java_spring_boot_conditional","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fskyrocketstan%2Flearning_netology_java_spring_boot_conditional/lists"}