{"id":303,"date":"2022-06-08T09:56:20","date_gmt":"2022-06-08T00:56:20","guid":{"rendered":"https:\/\/www.kd2.jp\/memo3\/?p=303"},"modified":"2022-08-15T10:30:30","modified_gmt":"2022-08-15T01:30:30","slug":"spring-restfull-%e3%81%a7-hello-world","status":"publish","type":"post","link":"https:\/\/www.kd2.jp\/memo3\/?p=303","title":{"rendered":"Spring + RESTfull \u3067 Hello World"},"content":{"rendered":"

JDK 17
\nSpring Boot 2.7.0
\n\u53c2\u8003URL https:\/\/spring.io\/guides\/gs\/rest-service\/<\/a><\/p>\n

 <\/p>\n

https:\/\/start.spring.io\/ \u3067\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3092\u4f5c\u6210\u3059\u308b\u3002
\nzip\u30d5\u30a1\u30a4\u30eb\u3092\u89e3\u51cd\u3057\u3001Eclipse\u3067Import Projects \u2192 Exsisting Maven Projects<\/p>\n

 <\/p>\n

pom.xml\u3078dependency\u3092\u8ffd\u52a0\u3059\u308b\u3002
\n\u8ffd\u52a0\u3057\u306a\u3044\u3068\u300cThe import org.springframework cannot be resolved\u300d\u30a8\u30e9\u30fc\u304c\u51fa\u308b\u3002<\/p>\n

\n
<dependency>\r\n    <groupId>org.springframework.boot<\/groupId>\r\n    <artifactId>spring-boot-starter-web<\/artifactId>\r\n<\/dependency><\/pre>\n<\/div>\n
\u30c7\u30d0\u30c3\u30b0\u30e9\u30a4\u30d6\u30e9\u30ea\u3092\u8ffd\u52a0\u3059\u308b\u5834\u5408\u3002<\/p>\n
\n
<dependency>\r\n    <groupId>org.springframework.boot<\/groupId>\r\n    <artifactId>spring-boot-devtools<\/artifactId>\r\n<\/dependency><\/pre>\n<\/div>\n
JSON\u30de\u30c3\u30d4\u30f3\u30b0\u30af\u30e9\u30b9\u3092\u4f5c\u6210\u3059\u308b\u3002
\n\u30d5\u30a3\u30fc\u30eb\u30c9\u304c\u30ad\u30fc\u3001\u623b\u308a\u5024\u304c\u30d0\u30ea\u30e5\u30fc\u306eJSON\u304c\u30de\u30c3\u30d4\u30f3\u30b0\u3055\u308c\u308b\u3002<\/p>\n
\n
package hellorestfultest;\r\n\r\npublic class Hello {\r\n    private String hello = \"Hello World\";\r\n    public String getHello() {\r\n        return hello;\r\n    }\r\n}\r\n<\/pre>\n<\/div>\n
REST\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc\u3092\u4f5c\u6210\u3059\u308b\u3002<\/p>\n
\n
package hellorestfultest;\r\n\r\nimport org.springframework.web.bind.annotation.GetMapping;\r\nimport org.springframework.web.bind.annotation.RestController;\r\n\r\n@RestController\r\npublic class HelloController {\r\n    @GetMapping(\"\/hello\")\r\n    public Hello hello() {\r\n        return new Hello();\r\n    }\r\n}\r\n<\/pre>\n<\/div>\n
\u30c7\u30d0\u30c3\u30b0\u5b9f\u884c\u3059\u308b\u3002
\n\u300c…Application.java\u300d\u30af\u30e9\u30b9\u30d5\u30a1\u30a4\u30eb\u3092\u53f3\u30af\u30ea\u30c3\u30af \u2192 Debug As \u2192 Java Application<\/p>\n
 <\/p>\n
curl\u3067\u5b9f\u884c\u7d50\u679c\u3092\u78ba\u8a8d\u3059\u308b\u3002<\/p>\n
\n
curl http:\/\/localhost:8080\/hello\r\n{\"hello\":\"Hello World\"}<\/pre>\n<\/div>\n
\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u30de\u30c3\u30d4\u30f3\u30b0\u3092\u3057\u306a\u3044\u5834\u5408\u306fString\u3092\u8fd4\u305b\u3070\u540c\u3058\u7d50\u679c\u304c\u5f97\u3089\u308c\u308b\u3002<\/p>\n
\n
package hellorestfultest;\r\n\r\nimport org.springframework.web.bind.annotation.GetMapping;\r\nimport org.springframework.web.bind.annotation.RestController;\r\n\r\n@RestController\r\npublic Class HelloController {\r\n    @GetMapping(\"\/hello\")\r\n    public String hello() {\r\n        return \"{ \\\"hello\\\" : \\\"Hello World\\\" }\";\r\n    }\r\n}\r\n<\/pre>\n<\/div>\n","protected":false},"excerpt":{"rendered":"
JDK 17 Spring Boot 2.7.0 \u53c2\u8003URL https:\/\/spring.io\/guides\/gs\/rest-service\/   https:\/\/start.spring.io\/ \u3067\u30d7\u30ed\u30b8\u30a7… \u7d9a\u304d\u3092\u8aad\u3080 Spring + RESTfull \u3067 Hello World<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[3,16],"tags":[],"_links":{"self":[{"href":"https:\/\/www.kd2.jp\/memo3\/index.php?rest_route=\/wp\/v2\/posts\/303"}],"collection":[{"href":"https:\/\/www.kd2.jp\/memo3\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.kd2.jp\/memo3\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.kd2.jp\/memo3\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.kd2.jp\/memo3\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=303"}],"version-history":[{"count":16,"href":"https:\/\/www.kd2.jp\/memo3\/index.php?rest_route=\/wp\/v2\/posts\/303\/revisions"}],"predecessor-version":[{"id":363,"href":"https:\/\/www.kd2.jp\/memo3\/index.php?rest_route=\/wp\/v2\/posts\/303\/revisions\/363"}],"wp:attachment":[{"href":"https:\/\/www.kd2.jp\/memo3\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=303"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.kd2.jp\/memo3\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=303"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.kd2.jp\/memo3\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=303"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}