spring core aop : spring aop

spring-core/aop/src/main/java/com/example/aop/order/aop/AspectV1.java

@@ -0,0 +1,17 @@
+package com.example.aop.order.aop;
+
+import lombok.extern.slf4j.Slf4j;
+import org.aspectj.lang.ProceedingJoinPoint;
+import org.aspectj.lang.annotation.Around;
+import org.aspectj.lang.annotation.Aspect;
+
+@Slf4j
+@Aspect
+public class AspectV1 {
+
+    @Around("execution(* com.example.aop.order..*(..))")
+    public Object doLog(ProceedingJoinPoint joinPoint) throws Throwable {
+        log.info("[log] {}", joinPoint.getSignature());
+        return joinPoint.proceed();
+    }
+}

spring-core/aop/src/main/java/com/example/aop/order/aop/AspectV2.java

@@ -0,0 +1,25 @@
+package com.example.aop.order.aop;
+
+import lombok.extern.slf4j.Slf4j;
+import org.aspectj.lang.ProceedingJoinPoint;
+import org.aspectj.lang.annotation.Around;
+import org.aspectj.lang.annotation.Aspect;
+import org.aspectj.lang.annotation.Pointcut;
+
+/**
+ * 포인트컷 분리
+ */
+@Slf4j
+@Aspect
+public class AspectV2 {
+
+    // com.example.aop.order 패키지와 하위 패키지
+    @Pointcut("execution(* com.example.aop.order..*(..))")
+    private void allOrder() {}; // pointcut signature
+
+    @Around("allOrder()")
+    public Object doLog(ProceedingJoinPoint joinPoint) throws Throwable {
+        log.info("[log] {}", joinPoint.getSignature());
+        return joinPoint.proceed();
+    }
+}

spring-core/aop/src/main/java/com/example/aop/order/aop/AspectV3.java

@@ -0,0 +1,46 @@
+package com.example.aop.order.aop;
+
+import lombok.extern.slf4j.Slf4j;
+import org.aspectj.lang.ProceedingJoinPoint;
+import org.aspectj.lang.annotation.Around;
+import org.aspectj.lang.annotation.Aspect;
+import org.aspectj.lang.annotation.Pointcut;
+
+/**
+ * 포인트컷 추가
+ */
+@Slf4j
+@Aspect
+public class AspectV3 {
+
+    // com.example.aop.order 패키지와 하위 패키지
+    @Pointcut("execution(* com.example.aop.order..*(..))")
+    private void allOrder() {}; // pointcut signature
+
+    // 클래스 이름 패턴이 *Service
+    @Pointcut("execution(* *..*Service.*(..))")
+    private void allService() {};
+
+    @Around("allOrder()")
+    public Object doLog(ProceedingJoinPoint joinPoint) throws Throwable {
+        log.info("[log] {}", joinPoint.getSignature());
+        return joinPoint.proceed();
+    }
+
+    // com.example.aop.order 패키지와 하위 패키지 이면서 클래스 이름 패턴이 *Service
+    @Around("allOrder() && allService()")
+    public Object doTransaction(ProceedingJoinPoint joinPoint) throws Throwable {
+
+        try {
+            log.info("[트랜잭션 시작] {}",joinPoint.getSignature());
+            Object result = joinPoint.proceed();
+            log.info("[트랜잭션 커밋] {}",joinPoint.getSignature());
+            return result;
+        } catch (Exception e) {
+            log.info("[트랜잭션 롤백] {}",joinPoint.getSignature());
+            throw e;
+        } finally {
+            log.info("[리소스 릴리즈] {}",joinPoint.getSignature());
+        }
+    }
+}

spring-core/aop/src/main/java/com/example/aop/order/aop/AspectV4Pointcut.java

@@ -0,0 +1,38 @@
+package com.example.aop.order.aop;
+
+import lombok.extern.slf4j.Slf4j;
+import org.aspectj.lang.ProceedingJoinPoint;
+import org.aspectj.lang.annotation.Around;
+import org.aspectj.lang.annotation.Aspect;
+import org.aspectj.lang.annotation.Pointcut;
+
+/**
+ * 포인트컷 참조
+ */
+@Slf4j
+@Aspect
+public class AspectV4Pointcut {
+
+    @Around("com.example.aop.order.aop.Pointcuts.allOrder()")
+    public Object doLog(ProceedingJoinPoint joinPoint) throws Throwable {
+        log.info("[log] {}", joinPoint.getSignature());
+        return joinPoint.proceed();
+    }
+
+    // com.example.aop.order 패키지와 하위 패키지 이면서 클래스 이름 패턴이 *Service
+    @Around("com.example.aop.order.aop.Pointcuts.orderAndService()")
+    public Object doTransaction(ProceedingJoinPoint joinPoint) throws Throwable {
+
+        try {
+            log.info("[트랜잭션 시작] {}",joinPoint.getSignature());
+            Object result = joinPoint.proceed();
+            log.info("[트랜잭션 커밋] {}",joinPoint.getSignature());
+            return result;
+        } catch (Exception e) {
+            log.info("[트랜잭션 롤백] {}",joinPoint.getSignature());
+            throw e;
+        } finally {
+            log.info("[리소스 릴리즈] {}",joinPoint.getSignature());
+        }
+    }
+}

spring-core/aop/src/main/java/com/example/aop/order/aop/Pointcuts.java

@@ -0,0 +1,17 @@
+package com.example.aop.order.aop;
+
+import org.aspectj.lang.annotation.Pointcut;
+
+public class Pointcuts {
+
+    // com.example.aop.order 패키지와 하위 패키지
+    @Pointcut("execution(* com.example.aop.order..*(..))")
+    public void allOrder() {}; // pointcut signature
+
+    // 클래스 이름 패턴이 *Service
+    @Pointcut("execution(* *..*Service.*(..))")
+    public void allService() {};
+
+    @Pointcut("allOrder() && allService()")
+    public void orderAndService() {};
+}

spring-core/aop/src/test/java/com/example/aop/AopTest.java

@@ -2,15 +2,24 @@ package com.example.aop;
 
 import com.example.aop.order.OrderRepository;
 import com.example.aop.order.OrderService;
+import com.example.aop.order.aop.AspectV1;
+import com.example.aop.order.aop.AspectV2;
+import com.example.aop.order.aop.AspectV3;
+import com.example.aop.order.aop.AspectV4Pointcut;
 import lombok.extern.slf4j.Slf4j;
 import org.assertj.core.api.Assertions;
 import org.junit.jupiter.api.Test;
 import org.springframework.aop.support.AopUtils;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.boot.test.context.SpringBootTest;
+import org.springframework.context.annotation.Import;
 
 @Slf4j
 @SpringBootTest
+//@Import(AspectV1.class)
+//@Import(AspectV2.class)
+//@Import(AspectV3.class)
+@Import(AspectV4Pointcut.class)
 public class AopTest {
 
     @Autowired