diff --git a/pom.xml b/pom.xml
index 27fb9a6bd..b9c62ccf7 100644
--- a/pom.xml
+++ b/pom.xml
@@ -18,7 +18,7 @@
   <properties>
 
     <!-- Generic properties -->
-    <java.version>17</java.version>
+    <java.version>21</java.version>
     <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
     <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
     <!-- Important for reproducible builds. Update using e.g. ./mvnw versions:set
@@ -71,6 +71,10 @@
       <artifactId>spring-boot-starter-test</artifactId>
       <scope>test</scope>
     </dependency>
+    <dependency>
+      <groupId>org.springframework.boot</groupId>
+      <artifactId>spring-boot-starter-aop</artifactId>
+    </dependency>
     <dependency>
       <!-- Workaround for AOT issue (https://github.com/spring-projects/spring-framework/pull/33949) -->
       <groupId>io.projectreactor</groupId>
diff --git a/src/main/java/org/springframework/samples/petclinic/LoggingAspect.java b/src/main/java/org/springframework/samples/petclinic/LoggingAspect.java
new file mode 100644
index 000000000..95fcbbdc4
--- /dev/null
+++ b/src/main/java/org/springframework/samples/petclinic/LoggingAspect.java
@@ -0,0 +1,34 @@
+package org.springframework.samples.petclinic;
+
+import org.aspectj.lang.ProceedingJoinPoint;
+import org.aspectj.lang.annotation.Around;
+import org.aspectj.lang.annotation.Aspect;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.stereotype.Component;
+
+@Aspect
+@Component
+public class LoggingAspect {
+    
+    private static final Logger logger = LoggerFactory.getLogger(LoggingAspect.class);
+
+    @Around("execution(* org.springframework.samples.petclinic..*.*(..))")
+    public Object logMethodExecution(ProceedingJoinPoint joinPoint) throws Throwable {
+        String methodName = joinPoint.getSignature().getName();
+        String className = joinPoint.getTarget().getClass().getSimpleName();
+        
+        logger.info("Начало выполнения метода: {}.{}", className, methodName);
+        
+        long startTime = System.currentTimeMillis();
+        Object result = null;
+        try {
+            result = joinPoint.proceed();
+            return result;
+        } finally {
+            long endTime = System.currentTimeMillis();
+            logger.info("Завершение выполнения метода: {}.{} (время выполнения: {} мс)", 
+                className, methodName, (endTime - startTime));
+        }
+    }
+}
diff --git a/src/main/java/org/springframework/samples/petclinic/owner/Visit.java b/src/main/java/org/springframework/samples/petclinic/owner/Visit.java
index 35569bdaa..3e0873748 100644
--- a/src/main/java/org/springframework/samples/petclinic/owner/Visit.java
+++ b/src/main/java/org/springframework/samples/petclinic/owner/Visit.java
@@ -15,15 +15,14 @@
  */
 package org.springframework.samples.petclinic.owner;
 
-import java.time.LocalDate;
-
-import org.springframework.format.annotation.DateTimeFormat;
-import org.springframework.samples.petclinic.model.BaseEntity;
-
 import jakarta.persistence.Column;
 import jakarta.persistence.Entity;
 import jakarta.persistence.Table;
 import jakarta.validation.constraints.NotBlank;
+import org.springframework.format.annotation.DateTimeFormat;
+import org.springframework.samples.petclinic.model.BaseEntity;
+
+import java.time.LocalDate;
 
 /**
  * Simple JavaBean domain object representing a visit.