#35 springboot: @Profile

springboot/external-read/src/main/java/hello/ExternalReadApplication.java

@@ -13,7 +13,9 @@ import org.springframework.context.annotation.Import;
 //@Import(MyDataSourceConfigV1.class)
 //@Import(MyDataSourceConfigV2.class)
 @Import(MyDataSourceConfigV3.class)
-@SpringBootApplication(scanBasePackages = "hello.datasource")
+@SpringBootApplication(
+        scanBasePackages = {"hello.datasource", "hello.pay"}
+)
 @ConfigurationPropertiesScan
 public class ExternalReadApplication {
 

springboot/external-read/src/main/java/hello/pay/LocalPayClient.java

@@ -0,0 +1,11 @@
+package hello.pay;
+
+import lombok.extern.slf4j.Slf4j;
+
+@Slf4j
+public class LocalPayClient implements PayClient {
+    @Override
+    public void pay(int money) {
+        log.info("로컬 결제 money={}", money);
+    }
+}

springboot/external-read/src/main/java/hello/pay/OrderRunner.java

@@ -0,0 +1,18 @@
+package hello.pay;
+
+import lombok.RequiredArgsConstructor;
+import org.springframework.boot.ApplicationArguments;
+import org.springframework.boot.ApplicationRunner;
+import org.springframework.stereotype.Component;
+
+@Component
+@RequiredArgsConstructor
+public class OrderRunner implements ApplicationRunner {
+
+    private final OrderService orderService;
+
+    @Override
+    public void run(ApplicationArguments args) throws Exception {
+        orderService.order(1000);
+    }
+}

springboot/external-read/src/main/java/hello/pay/OrderService.java

@@ -0,0 +1,15 @@
+package hello.pay;
+
+import lombok.RequiredArgsConstructor;
+import org.springframework.stereotype.Service;
+
+@Service
+@RequiredArgsConstructor
+public class OrderService {
+
+    private final PayClient payClient;
+
+    public void order(int money) {
+        payClient.pay(money);
+    }
+}

springboot/external-read/src/main/java/hello/pay/PayClient.java

@@ -0,0 +1,5 @@
+package hello.pay;
+
+public interface PayClient {
+    void pay(int money);
+}

springboot/external-read/src/main/java/hello/pay/PayConfig.java

@@ -0,0 +1,25 @@
+package hello.pay;
+
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.context.annotation.Profile;
+
+@Slf4j
+@Configuration
+public class PayConfig {
+
+    @Bean
+    @Profile("default")
+    public LocalPayClient localPayClient() {
+        log.info("LocalPayClient 빈 등록");
+        return new LocalPayClient();
+    }
+
+    @Bean
+    @Profile("prod")
+    public ProdPayClient prodPayClient() {
+        log.info("ProdPayClient 빈 등록");
+        return new ProdPayClient();
+    }
+}

springboot/external-read/src/main/java/hello/pay/ProdPayClient.java

@@ -0,0 +1,11 @@
+package hello.pay;
+
+import lombok.extern.slf4j.Slf4j;
+
+@Slf4j
+public class ProdPayClient implements PayClient {
+    @Override
+    public void pay(int money) {
+        log.info("운영 결제 money={}", money);
+    }
+}