[Step4/cqrs] - menu/product cqrs 적용해보기

build.gradle.kts

@@ -6,6 +6,7 @@ plugins {
     kotlin("jvm") version "1.9.23"
     kotlin("plugin.spring") version "1.9.23"
     kotlin("plugin.jpa") version "1.9.23"
+    kotlin("kapt") version "1.9.23"
     id("org.flywaydb.flyway") version "7.12.0"
 }
 
@@ -32,6 +33,11 @@ dependencies {
     runtimeOnly("com.h2database:h2")
     runtimeOnly("com.mysql:mysql-connector-j")
     testImplementation("org.springframework.boot:spring-boot-starter-test")
+
+    implementation("com.querydsl:querydsl-jpa:5.0.0:jakarta")
+    kapt("com.querydsl:querydsl-apt:5.0.0:jakarta")
+    kapt("jakarta.persistence:jakarta.persistence-api")
+    kapt("jakarta.annotation:jakarta.annotation-api")
 }
 
 tasks.withType<KotlinCompile> {

src/main/java/kitchenpos/products/infra/PurgomalumClient.java → src/main/java/kitchenpos/common/application/PurgomalumClient.java

@@ -1,4 +1,4 @@
-package kitchenpos.products.infra;
+package kitchenpos.common.application;
 
 public interface PurgomalumClient {
     boolean containsProfanity(String text);

src/main/java/kitchenpos/common/config/QuerydslConfig.java

@@ -0,0 +1,21 @@
+package kitchenpos.common.config;
+
+import com.querydsl.jpa.impl.JPAQueryFactory;
+import jakarta.persistence.EntityManager;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+
+@Configuration
+public class QuerydslConfig {
+
+    private final EntityManager entityManager;
+
+    public QuerydslConfig(EntityManager entityManager) {
+        this.entityManager = entityManager;
+    }
+
+    @Bean
+    public JPAQueryFactory jpaQueryFactory() {
+        return new JPAQueryFactory(entityManager);
+    }
+}

src/main/java/kitchenpos/common/exception/GlobalExceptionHandler.java

@@ -0,0 +1,19 @@
+package kitchenpos.common.exception;
+
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.ControllerAdvice;
+import org.springframework.web.bind.annotation.ExceptionHandler;
+
+@ControllerAdvice
+public class GlobalExceptionHandler {
+
+    @ExceptionHandler(IllegalArgumentException.class)
+    public ResponseEntity<String> handleIllegalArgument(IllegalArgumentException e) {
+        return ResponseEntity.badRequest().body(e.getMessage());
+    }
+
+    @ExceptionHandler(IllegalStateException.class)
+    public ResponseEntity<String> handleIllegalState(IllegalStateException e) {
+        return ResponseEntity.badRequest().body(e.getMessage());
+    }
+}

src/main/java/kitchenpos/products/infra/DefaultPurgomalumClient.java → src/main/java/kitchenpos/common/infra/external/DefaultPurgomalumClient.java

@@ -1,12 +1,12 @@
-package kitchenpos.products.infra;
+package kitchenpos.common.infra.external;
 
+import java.net.URI;
+import kitchenpos.common.application.PurgomalumClient;
 import org.springframework.boot.web.client.RestTemplateBuilder;
 import org.springframework.stereotype.Component;
 import org.springframework.web.client.RestTemplate;
 import org.springframework.web.util.UriComponentsBuilder;
 
-import java.net.URI;
-
 @Component
 public class DefaultPurgomalumClient implements PurgomalumClient {
     private final RestTemplate restTemplate;
@@ -18,9 +18,9 @@ public DefaultPurgomalumClient(final RestTemplateBuilder restTemplateBuilder) {
     @Override
     public boolean containsProfanity(final String text) {
         final URI url = UriComponentsBuilder.fromUriString("https://www.purgomalum.com/service/containsprofanity")
-            .queryParam("text", text)
-            .build()
-            .toUri();
+                .queryParam("text", text)
+                .build()
+                .toUri();
         return Boolean.parseBoolean(restTemplate.getForObject(url, String.class));
     }
 }