gistfile1.java

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

/**
 * @author jbaxter - 2013-10-29
 */
public aspect Trace {

    private static final Logger log = LoggerFactory.getLogger("com.manicmonkey.profiling");

    pointcut profiledMethods():
            execution(@com.manicmonkey.Profiled * com.manicmonkey..*(..));

    Object around(): profiledMethods() {

        long start = System.currentTimeMillis();
        try {
            return proceed();
        } finally {
            long end = System.currentTimeMillis();
            log.debug(thisJoinPoint.getSignature().getDeclaringTypeName() + "." + thisJoinPoint.getSignature().getName() + " took " + (end - start) + " milliseconds");
        }
    }
}