spring aop实现接口超时处理组件的代码详解

public V get() throws InterruptedException, ExecutionException ;

public V get(long timeout, TimeUnit unit) throws InterruptedException, ExecutionException, TimeoutException ;

@Documented
@Retention(RetentionPolicy.RUNTIME)
@Target({ElementType.ANNOTATION_TYPE, ElementType.METHOD})
public @interface TimeoutCheck {

    /**
     * 超时时间，默认5秒
     */
    long timeout() default 5L;

    /**
     * 超时单位，默认秒
     */
    TimeUnit unit() default TimeUnit.SECONDS;

    /**
     * 超时后是否销毁线程
     */
    boolean destroy() default true;
}

public class TimeoutCheckException extends RuntimeException{

    public TimeoutCheckException(String message) {
        super(message);
    }

    public TimeoutCheckException(String message, Throwable throwable) {
        super(message, throwable);
    }
}

@Component
@ConfigurationProperties(prefix = "aliweb.timeout")
public class TimeoutCheckProperties {

    private boolean enable = true;

    public boolean isEnable() {
        return enable;
    }

    public void setEnable(boolean enable) {
        this.enable = enable;
    }
}

@Aspect
@Component
public class TimeoutAop {

    private static final Logger logger = LoggerFactory.getLogger(TimeoutAop.class);

    @Autowired
    private TimeoutCheckProperties timeoutCheckProperties;

    @Pointcut("@annotation(timeoutCheck)")
    public void pointCut(TimeoutCheck timeoutCheck) {
    }

    @Around(value = "pointCut(timeoutCheck)", argNames = "joinPoint, timeoutCheck")
    public Object around(ProceedingJoinPoint joinPoint, TimeoutCheck timeoutCheck) throws Throwable {
        if (!timeoutCheckProperties.isEnable()) {
            return joinPoint.proceed();
        }
        long timeout = timeoutCheck.timeout();
        if (timeout <= 0) {
            throw new TimeoutCheckException("业务逻辑执行时间不能小于等于0");
        }
        long start = System.currentTimeMillis();
        String msg = null;
        Exception error = null;
        Object data = null;
        FutureTask<Object> futureTask = createTask(joinPoint);
        try {
            Thread thread = new Thread(futureTask);
            thread.start();
            data = futureTask.get(timeout, timeoutCheck.unit());
        } catch (InterruptedException e) {
            msg = "执行中断";
            error = e;
        } catch (ExecutionException e) {
            msg = "执行异常";
            error = e;
        } catch (TimeoutException e) {
            msg = "执行超时";
            error = e;
        } finally {
            futureTask.cancel(timeoutCheck.destroy());
        }
        logger.debug("执行时间：{}", System.currentTimeMillis() - start);
        if (error != null) {
            String suf = error.getMessage() == null ? "" : "：" + error.getMessage();
            logger.error(msg + suf, error);
            throw new TimeoutCheckException(msg + suf, error);
        }
        return data;
    }

    private static FutureTask<Object> createTask(ProceedingJoinPoint joinPoint) {
        return new FutureTask<>(() -> {
            try {
                return joinPoint.proceed();
            } catch (Throwable e) {
                throw new RuntimeException(e);
            }
        });
    }

}

@Configuration
@ComponentScan("com.liry.aliweb.timeout")
public class TimeoutCheckAutoConfig {
}

org.springframework.boot.autoconfigure.EnableAutoConfiguration=com.liry.aliweb.timeout.config.TimeoutCheckAutoConfig

<dependency>
    <groupId>org.springframework.boot</groupId>
    <artifactId>spring-boot-autoconfigure</artifactId>
</dependency>