解决接口响应超时

src/main/java/com/greenorange/promotion/aop/TimeoutAspect.java

@@ -0,0 +1,54 @@
+package com.greenorange.promotion.aop;
+
+import com.greenorange.promotion.annotation.Timeout;
+import com.greenorange.promotion.common.ErrorCode;
+import com.greenorange.promotion.exception.BusinessException;
+import com.greenorange.promotion.exception.ThrowUtils;
+import org.aspectj.lang.annotation.Aspect;
+import org.aspectj.lang.annotation.Before;
+import org.aspectj.lang.annotation.Pointcut;
+import org.aspectj.lang.annotation.Around;
+import org.aspectj.lang.ProceedingJoinPoint;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Component;
+
+import java.util.concurrent.*;
+
+@Aspect
+@Component
+public class TimeoutAspect {
+
+
+    private final ExecutorService executorService;
+
+    // 构造器注入线程池
+    @Autowired
+    public TimeoutAspect(ExecutorService executorService) {
+        this.executorService = executorService;
+    }
+
+    @Around("@annotation(timeout)")
+    public Object handleTimeout(ProceedingJoinPoint joinPoint, Timeout timeout) throws Throwable {
+        long timeoutMillis = timeout.value();  // 获取超时时间
+
+        // 创建一个线程池来执行任务
+        Callable<Object> task = () -> {
+            try {
+                // 执行目标方法
+                return joinPoint.proceed();
+            } catch (Throwable e) {
+                throw new BusinessException(ErrorCode.OPERATION_ERROR, e.getMessage());
+            }
+        };
+
+        Future<Object> future = executorService.submit(task);  // 提交任务
+
+        try {
+            // 在规定时间内等待任务完成
+            return future.get(timeoutMillis, TimeUnit.MILLISECONDS);
+        } catch (TimeoutException e) {
+            // 超时后抛出自定义异常
+            throw new BusinessException(ErrorCode.TIMEOUT_ERROR, "请求超时，超过最大允许时间 " + timeoutMillis + " 毫秒");
+        }
+    }
+}