Timer On

A simple framework for measuring performance of method call using AOP

Usage

available in maven central

add dependency

<dependency>
    <groupId>com.github.lkq</groupId>
    <artifactId>timeron</artifactId>
    <version>0.3.1</version>
</dependency>

setup

public interface UserService {
    User getUser(String name);
}
public class UserServiceImpl implements UserService {
    public User getUser(String name) {
     //...
    }
}

// setup measurement
Timer timer = new Timer();
UserSerivce interceptor = timer.interceptor(UserSerivce.class)
timer.measure(() -> interceptor.getUser(""));

UserService userService = timer.on(new UserServiceImpl())

// business logic
userService.getUser("kingson");

results

String result = timer.getStats()

// value of "result"
[{"com.github.lkq.timeron.UserServiceImpl.getUser(String)": {
    "total": 947396,
    "count": 100,
    "avg": 9473
}}]

more sample usage could be found in here

TODO List

• support void methods
• add benchmark tests
• detach the measurement handling logic from the calling thread
• redesign result formatting
• support generic method
• allow adding callback to listen on measurement event