[feat] querydsl을 설정하여 동적쿼리를 생성할 수 있다

.gitignore

@@ -194,4 +194,5 @@ gradle-app.setting
 # Java heap dump
 *.hprof
 
-# End of https://www.toptal.com/developers/gitignore/api/gradle,java,intellij
+# End of https://www.toptal.com/developers/gitignore/api/gradle,java,intellij
+/src/main/generated/

build.gradle

@@ -35,8 +35,35 @@ dependencies {
 	annotationProcessor 'org.projectlombok:lombok'
 	testImplementation 'org.springframework.boot:spring-boot-starter-test'
 	testRuntimeOnly 'org.junit.platform:junit-platform-launcher'
+
+	//QueryDsl
+	// QueryDsl
+	implementation 'com.querydsl:querydsl-jpa:5.0.0:jakarta'
+	annotationProcessor "com.querydsl:querydsl-apt:${dependencyManagement.importedProperties['querydsl.version']}:jakarta"
+	annotationProcessor "jakarta.annotation:jakarta.annotation-api"
+	annotationProcessor "jakarta.persistence:jakarta.persistence-api"
 }
 
 tasks.named('test') {
 	useJUnitPlatform()
 }
+
+// Querydsl 설정부
+def generated = 'src/main/generated'
+
+// querydsl QClass 생성 위치
+tasks.withType(JavaCompile) {
+	options.generatedSourceOutputDirectory = file(generated)
+}
+
+task cleanGenerated(type: Delete) {
+	delete generated
+}
+
+clean.dependsOn cleanGenerated
+compileJava.dependsOn clean
+
+// java source set 에 querydsl QClass 위치 추가
+sourceSets {
+	main.java.srcDirs += "$projectDir/build/generated"
+}

src/main/java/camp/woowak/lab/web/config/QuerydslConfig.java

@@ -0,0 +1,16 @@
+package camp.woowak.lab.web.config;
+
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+
+import com.querydsl.jpa.impl.JPAQueryFactory;
+
+import jakarta.persistence.EntityManager;
+
+@Configuration
+public class QuerydslConfig {
+	@Bean
+	public JPAQueryFactory jpaQueryFactory(EntityManager entityManager) {
+		return new JPAQueryFactory(entityManager);
+	}
+}