{"id":4535,"date":"2020-11-11T11:34:08","date_gmt":"2020-11-11T02:34:08","guid":{"rendered":"https:\/\/taki-lab.site\/bocci\/?p=4535"},"modified":"2020-11-11T11:34:11","modified_gmt":"2020-11-11T02:34:11","slug":"%e3%80%90%e3%83%87%e3%82%b6%e3%82%a4%e3%83%b3%e3%83%91%e3%82%bf%e3%83%bc%e3%83%b3%e3%80%91factory%e3%83%91%e3%82%bf%e3%83%bc%e3%83%b3","status":"publish","type":"post","link":"https:\/\/taki-lab.site\/bocci\/?p=4535","title":{"rendered":"\u3010\u30c7\u30b6\u30a4\u30f3\u30d1\u30bf\u30fc\u30f3\u3011Factory\u30d1\u30bf\u30fc\u30f3"},"content":{"rendered":"\n

\u306a\u3093\u3067\u30c7\u30b6\u30a4\u30f3\u30d1\u30bf\u30fc\u30f3\u306e\u8a71\u306b\u306a\u308b\u3068Java\u306a\u306e\u304b\u306d\uff1f<\/p>\n\n\n\n

\u307e\u3041\u3001\u6982\u5ff5\u304c\u89e3\u308c\u3070\u4ed6\u306e\u8a00\u8a9e\u306b\u3067\u3082\u5fdc\u7528\u306f\u53ef\u80fd\u3060\u3051\u3069\u3002<\/p>\n\n\n\n

\u3055\u304f\u3063\u3068\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9\u3092\u66f8\u3044\u3066\u307f\u307e\u3057\u305f\u3002<\/p>\n\n\n\n

package org.example.factory.creator;\r\n\r\npublic abstract class Product {\r\n    public abstract void methodA();\r\n    public abstract void methodB();\r\n}\r\n\r\n<\/code><\/pre>\n\n\n\n
package org.example.factory.creator;\r\n\r\npublic abstract class Creator {\r\n    public final Product create() {\r\n        Product product = factoryMethod();\r\n        return product;\r\n    }\r\n\r\n    protected abstract Product factoryMethod();\r\n}\r\n\r\n<\/code><\/pre>\n\n\n\n
package org.example.factory.concrete;\r\n\r\nimport org.example.factory.creator.Product;\r\n\r\npublic class ConcreteProduct extends Product {\r\n    public ConcreteProduct() {\r\n        super();\r\n    }\r\n\r\n    public void methodA() {\r\n\r\n    }\r\n\r\n    public void methodB() {\r\n\r\n    }\r\n}\r\n\r\n<\/code><\/pre>\n\n\n\n
package org.example.factory.concrete;\r\n\r\nimport org.example.factory.creator.Creator;\r\nimport org.example.factory.creator.Product;\r\n\r\npublic class ConcreteCreator extends Creator {\r\n\r\n    protected Product factoryMethod() {\r\n        return new ConcreteProduct();\r\n    }\r\n}\r\n<\/code><\/pre>\n\n\n\n
package org.example.factory;\r\n\r\nimport org.example.factory.creator.*;\r\nimport org.example.factory.concrete.*;\r\n\r\npublic class Main {\r\n    public static void main(String[] args) {\r\n        Creator factory = new ConcreteCreator();\r\n        Product object = factory.create();\r\n        object.methodA();\r\n        object.methodB();\r\n    }\r\n}\r\n\r\n<\/code><\/pre>\n\n\n\n
\u62bd\u8c61\u30af\u30e9\u30b9Product\u3068Creator\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002<\/p>\n\n\n\n
Creator\u30af\u30e9\u30b9\u3067\u306fcreate\u30e1\u30bd\u30c3\u30c9\u3092\u5b9f\u88c5\u3057\u3066\u3044\u307e\u3059\u304c\u3001\u305d\u306e\u5b9f\u614b\u3067\u3042\u308bfactoryMethod()\u306f\u62bd\u8c61\u30e1\u30bd\u30c3\u30c9\u3067\u3059\u3002<\/p>\n\n\n\n
\u3053\u308c\u3092\u4f7f\u7528\u3059\u308b\u306b\u306fProduct\u3068Creator\u3092\u5b9f\u88c5\u3057\u305f\u30af\u30e9\u30b9\u3092\u4f5c\u6210\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n
\u305d\u308c\u304cConcreteProduct\u3068ConcreteCreator\u3068\u3044\u3046\u4f8b\u3067\u4f5c\u6210\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n
\u4f7f\u7528\u3059\u308b\u5834\u5408\u306f\u3001\u307e\u305a\u306fConcreteCreator\u3092\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5316\u3057\u3001Creator\u578b\u3067\u4fdd\u6301\u3057\u307e\u3059\u3002<\/p>\n\n\n\n
\u4ee5\u5f8c\u3001create()\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u3001ConcreteProduct\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3092\u4f5c\u6210\u3057\u3066\u4f7f\u7528\u3057\u307e\u3059\u3002<\/p>\n\n\n\n
\u65b0\u3057\u3044Product\u3092\u8ffd\u52a0\u3059\u308b\u5834\u5408\u306f\u3001\u540c\u3058\u3088\u3046\u306bProduct\u3068Creator\u3092\u5b9f\u88c5\u3059\u308b\u30af\u30e9\u30b9\u3092\u4f5c\u6210\u3057\u3001Creator\u578b\u3067\u65b0\u3057\u3044Creator\u3092\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5316\u3057\u3066\u4f7f\u7528\u3059\u308c\u3070\u5bfe\u5fdc\u53ef\u80fd\u3067\u3059\u3002<\/p>\n\n\n\n
\u3053\u306e\u30d1\u30bf\u30fc\u30f3\u3092\u4f7f\u7528\u3059\u308b\u30e1\u30ea\u30c3\u30c8\u3068\u3057\u3066\u306f\u3001Product\u3092\u4f5c\u6210\u3059\u308b\u7a93\u53e3\u304ccreate()\u30e1\u30bd\u30c3\u30c9\u306b\u4e00\u672c\u5316\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n
Product\u306e\u521d\u671f\u8a2d\u5b9a\u3092factoryMethod()\u5185\u306b\u5b9f\u88c5\u3059\u308c\u3070\u3001Product\u306b\u5bfe\u3059\u308b\u3042\u308c\u3053\u308c\u8a2d\u5b9a\u3092\u3059\u308b\u3068\u3044\u3046\u4f59\u8a08\u306a\u624b\u9593\u304c\u7701\u3051\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u306a\u3093\u3067\u30c7\u30b6\u30a4\u30f3\u30d1\u30bf\u30fc\u30f3\u306e\u8a71\u306b\u306a\u308b\u3068Java\u306a\u306e\u304b\u306d\uff1f \u307e\u3041\u3001\u6982\u5ff5\u304c\u89e3\u308c\u3070\u4ed6\u306e\u8a00\u8a9e\u306b\u3067\u3082\u5fdc\u7528\u306f\u53ef\u80fd\u3060\u3051\u3069\u3002 \u3055\u304f\u3063\u3068\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9\u3092\u66f8\u3044\u3066\u307f\u307e\u3057\u305f\u3002 \u62bd\u8c61\u30af\u30e9\u30b9Product\u3068Creator\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002 Creator\u30af … \u7d9a\u304d\u3092\u8aad\u3080 \u3010\u30c7\u30b6\u30a4\u30f3\u30d1\u30bf\u30fc\u30f3\u3011Factory\u30d1\u30bf\u30fc\u30f3<\/span> →<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_uf_show_specific_survey":0,"_uf_disable_surveys":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"\u3010\u30c7\u30b6\u30a4\u30f3\u30d1\u30bf\u30fc\u30f3\u3011Factory\u30d1\u30bf\u30fc\u30f3\n#TechCommit\n","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2},"jetpack_post_was_ever_published":false},"categories":[225,3],"tags":[],"class_list":["post-4535","post","type-post","status-publish","format-standard","hentry","category-225","category-3"],"aioseo_notices":[],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/p8SDbY-1b9","jetpack-related-posts":[{"id":4554,"url":"https:\/\/taki-lab.site\/bocci\/?p=4554","url_meta":{"origin":4535,"position":0},"title":"\u3010\u30c7\u30b6\u30a4\u30f3\u30d1\u30bf\u30fc\u30f3\u3011AbstructFACTORY\u30d1\u30bf\u30fc\u30f3","author":"taki","date":"2020\u5e7411\u670813\u65e5","format":false,"excerpt":"AbstructFactory\u30d1\u30bf\u30fc\u30f3\u306e\u30b3\u30fc\u30c9\u4f8b\u3067\u3059\u3002 package org.example.ab\u2026","rel":"","context":"\u30c7\u30b6\u30a4\u30f3\u30d1\u30bf\u30fc\u30f3","block_context":{"text":"\u30c7\u30b6\u30a4\u30f3\u30d1\u30bf\u30fc\u30f3","link":"https:\/\/taki-lab.site\/bocci\/?cat=225"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":4588,"url":"https:\/\/taki-lab.site\/bocci\/?p=4588","url_meta":{"origin":4535,"position":1},"title":"\u3010\u30c7\u30b6\u30a4\u30f3\u30d1\u30bf\u30fc\u30f3\u3011Builer\u30d1\u30bf\u30fc\u30f3","author":"taki","date":"2020\u5e7411\u670819\u65e5","format":false,"excerpt":"Builder\u30d1\u30bf\u30fc\u30f3\u306e\u30b3\u30fc\u30c9\u4f8b\u3067\u3059\u3002 package org.example.builder; p\u2026","rel":"","context":"\u30c7\u30b6\u30a4\u30f3\u30d1\u30bf\u30fc\u30f3","block_context":{"text":"\u30c7\u30b6\u30a4\u30f3\u30d1\u30bf\u30fc\u30f3","link":"https:\/\/taki-lab.site\/bocci\/?cat=225"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":8255,"url":"https:\/\/taki-lab.site\/bocci\/?p=8255","url_meta":{"origin":4535,"position":2},"title":"\u3010\u30c7\u30b6\u30a4\u30f3\u30d1\u30bf\u30fc\u30f3\u3011Strategy\u30d1\u30bf\u30fc\u30f3","author":"taki","date":"2022\u5e745\u67084\u65e5","format":false,"excerpt":"Strategy\u30d1\u30bf\u30fc\u30f3\u306f\u3042\u308b\u6761\u4ef6\u3092\u304d\u3063\u304b\u3051\u306b\u4e2d\u306e\u51e6\u7406\u3092\u5207\u308a\u66ff\u3048\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u30d1\u30bf\u30fc\u30f3\u3067\u3059\u3002 Con\u2026","rel":"","context":"\u30c7\u30b6\u30a4\u30f3\u30d1\u30bf\u30fc\u30f3","block_context":{"text":"\u30c7\u30b6\u30a4\u30f3\u30d1\u30bf\u30fc\u30f3","link":"https:\/\/taki-lab.site\/bocci\/?cat=225"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":4737,"url":"https:\/\/taki-lab.site\/bocci\/?p=4737","url_meta":{"origin":4535,"position":3},"title":"\u3010\u30c7\u30b6\u30a4\u30f3\u30d1\u30bf\u30fc\u30f3\u3011Bridge\u30d1\u30bf\u30fc\u30f3","author":"taki","date":"2020\u5e7412\u670817\u65e5","format":false,"excerpt":"Bridge\u30d1\u30bf\u30fc\u30f3\u306e\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9\u3067\u3059\u3002 package org.example.bridge; \u2026","rel":"","context":"\u30c7\u30b6\u30a4\u30f3\u30d1\u30bf\u30fc\u30f3","block_context":{"text":"\u30c7\u30b6\u30a4\u30f3\u30d1\u30bf\u30fc\u30f3","link":"https:\/\/taki-lab.site\/bocci\/?cat=225"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":4688,"url":"https:\/\/taki-lab.site\/bocci\/?p=4688","url_meta":{"origin":4535,"position":4},"title":"\u3010\u30c7\u30b6\u30a4\u30f3\u30d1\u30bf\u30fc\u30f3\u3011Adapter\u30d1\u30bf\u30fc\u30f3","author":"taki","date":"2020\u5e7412\u670810\u65e5","format":false,"excerpt":"Adapter\u30d1\u30bf\u30fc\u30f3\u306e\u30b3\u30fc\u30c9\u4f8b\u3067\u3059\u3002 Adapter\u306b\u306f\u7d99\u627f\u3092\u4f7f\u3063\u305f\u30d1\u30bf\u30fc\u30f3\u3068\u59d4\u8b72\u3092\u4f7f\u3063\u305f\u30d1\u30bf\u30fc\u30f3\u2026","rel":"","context":"\u30c7\u30b6\u30a4\u30f3\u30d1\u30bf\u30fc\u30f3","block_context":{"text":"\u30c7\u30b6\u30a4\u30f3\u30d1\u30bf\u30fc\u30f3","link":"https:\/\/taki-lab.site\/bocci\/?cat=225"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":4822,"url":"https:\/\/taki-lab.site\/bocci\/?p=4822","url_meta":{"origin":4535,"position":5},"title":"\u30c7\u30b6\u30a4\u30f3\u30d1\u30bf\u30fc\u30f3\u3011Decorator\u30d1\u30bf\u30fc\u30f3","author":"taki","date":"2020\u5e7412\u670831\u65e5","format":false,"excerpt":"Decorator\u30d1\u30bf\u30fc\u30f3\u306e\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9\u3067\u3059\u3002 package org.example.decor\u2026","rel":"","context":"\u30c7\u30b6\u30a4\u30f3\u30d1\u30bf\u30fc\u30f3","block_context":{"text":"\u30c7\u30b6\u30a4\u30f3\u30d1\u30bf\u30fc\u30f3","link":"https:\/\/taki-lab.site\/bocci\/?cat=225"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]}],"jetpack_likes_enabled":true,"amp_enabled":true,"_links":{"self":[{"href":"https:\/\/taki-lab.site\/bocci\/index.php?rest_route=\/wp\/v2\/posts\/4535","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/taki-lab.site\/bocci\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/taki-lab.site\/bocci\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/taki-lab.site\/bocci\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/taki-lab.site\/bocci\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=4535"}],"version-history":[{"count":1,"href":"https:\/\/taki-lab.site\/bocci\/index.php?rest_route=\/wp\/v2\/posts\/4535\/revisions"}],"predecessor-version":[{"id":4536,"href":"https:\/\/taki-lab.site\/bocci\/index.php?rest_route=\/wp\/v2\/posts\/4535\/revisions\/4536"}],"wp:attachment":[{"href":"https:\/\/taki-lab.site\/bocci\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=4535"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/taki-lab.site\/bocci\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=4535"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/taki-lab.site\/bocci\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=4535"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}