다국어처리

restful-web-service/src/main/java/com/example/restfulwebservice/RestfulWebServiceApplication.java

@@ -2,6 +2,11 @@ package com.example.restfulwebservice;
 
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.context.annotation.Bean;
+import org.springframework.web.servlet.LocaleResolver;
+import org.springframework.web.servlet.i18n.SessionLocaleResolver;
+
+import java.util.Locale;
 
 @SpringBootApplication
 public class RestfulWebServiceApplication {
@@ -10,4 +15,10 @@ public class RestfulWebServiceApplication {
 		SpringApplication.run(RestfulWebServiceApplication.class, args);
 	}
 
+	@Bean
+	public LocaleResolver localeResolver() {
+		SessionLocaleResolver localeResolver = new SessionLocaleResolver();
+		localeResolver.setDefaultLocale(Locale.KOREA);
+		return localeResolver;
+	}
 }

restful-web-service/src/main/java/com/example/restfulwebservice/user/UserController.java

@@ -1,5 +1,7 @@
 package com.example.restfulwebservice.user;
 
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.context.MessageSource;
 import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.*;
 import org.springframework.web.servlet.support.ServletUriComponentsBuilder;
@@ -7,10 +9,13 @@ import org.springframework.web.servlet.support.ServletUriComponentsBuilder;
 import javax.validation.Valid;
 import java.net.URI;
 import java.util.List;
+import java.util.Locale;
 
 @RestController
 public class UserController {
     private final UserDaoService userDaoService;
+    @Autowired
+    private MessageSource messageSource;
 
     public UserController(UserDaoService userDaoService) {
         this.userDaoService = userDaoService;
@@ -51,4 +56,10 @@ public class UserController {
             throw new UserNotFoundException(String.format("ID[%s] not found", id));
         }
     }
+
+    @GetMapping(path = "/hello-world-internationalized")
+    public String helloWorldInternationalized(
+            @RequestHeader(name = "Accept-Language", required = false) Locale locale) {
+        return messageSource.getMessage("greeting.message", null, locale);
+    }
 }

restful-web-service/src/main/resources/application.yml

@@ -3,4 +3,8 @@ server:
 
 logging:
   level:
-    org.springframework: DEBUG
+    org.springframework: DEBUG
+
+spring:
+  messages:
+    basename: messages

restful-web-service/src/main/resources/messages.properties

@@ -0,0 +1 @@
+greeting.message=<EFBFBD>ȳ<EFBFBD><EFBFBD>ϼ<EFBFBD><EFBFBD><EFBFBD>

restful-web-service/src/main/resources/messages_en.properties

@@ -0,0 +1 @@
+greeting.message=Hello

restful-web-service/src/main/resources/messages_fr.properties

@@ -0,0 +1 @@
+greeting.message=Bonjour