import org.aspectj.lang.ProceedingJoinPoint;
import org.aspectj.lang.annotation.Around;
import org.aspectj.lang.annotation.Aspect;
@Aspect
public class PerformanceAspect {
@Around("execution(* com.example.library.*.*(..))")
public Object measurePerformance(ProceedingJoinPoint joinPoint) throws Throwable {
long startTime = System.currentTimeMillis();
Object result = joinPoint.proceed();
long endTime = System.currentTimeMillis();
System.out.println("Method " + joinPoint.getSignature().getName() + " executed in " + (endTime - startTime) + " ms");
return result;
}
}
<build>
<plugins>
<plugin>
<groupId>org.codehaus.mojo</groupId>
<artifactId>aspectj-maven-plugin</artifactId>
<version>1.11</version>
<executions>
<execution>
<goals>
<goal>compile</goal>
</goals>
<configuration>
<source>1.8</source>
<target>1.8</target>
<aspectLibraries>
<aspectLibrary>
<groupId>com.example</groupId>
<artifactId>aspect-library</artifactId>
</aspectLibrary>
</aspectLibraries>
</configuration>
</execution>
</executions>
</plugin>
</plugins>
</build>
