{"id":100223,"date":"2026-09-04T07:34:04","date_gmt":"2026-09-03T23:34:04","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/100223.html"},"modified":"2026-09-04T07:34:04","modified_gmt":"2026-09-03T23:34:04","slug":"%e5%a4%a7%e5%ad%a6%e7%94%9f%e5%b0%8f%e8%82%a0%e5%ad%a6%e4%b9%a0%ef%bc%9aspring%e7%af%87%ef%bc%88iocbeanaop%e4%ba%8b%e5%8a%a1%ef%bc%89%e5%86%85%e7%bd%ae%e5%b8%b8%e7%94%a8%e9%9d%a2%e8%af%95%e9%a2%98","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/100223.html","title":{"rendered":"\u5927\u5b66\u751f\u5c0f\u80a0\u5b66\u4e60\uff1aSpring\u7bc7\uff08IOC+bean+AOP+\u4e8b\u52a1\uff09\u5185\u7f6e\u5e38\u7528\u9762\u8bd5\u9898\u6574\u7406"},"content":{"rendered":"

\u00a0 \u4eca\u5929\u5b66\u4e60\u4e86Spring\u7684\u76f8\u5173\u77e5\u8bc6，IOC，bean，AOP，\u4e8b\u52a1，\u63a5\u4e0b\u6765\u6211\u5c06\u5c06\u6211\u7684\u5b66\u4e60\u8fc7\u7a0b\u8bb0\u5f55\u4e0b\u6765，\u5206\u4eab\u5230CSDN，\u505a\u4e00\u4e2a\u77e5\u8bc6\u70b9\u6c47\u603b，\u91cc\u9762\u5305\u62ec\u4e86\u4e00\u4e9b\u6211\u81ea\u5df1\u7684\u60f3\u6cd5，\u5982\u679c\u6709\u95ee\u9898\u8bf7\u6307\u6b63\u6211！<\/p>\n<\/p>\n

\u4e00.SpringIOC<\/h4>\n

\u5728\u4f20\u7edf\u5f00\u53d1\u4e2d，\u521b\u5efa\u5bf9\u8c61\u5fc5\u987b\u8981\u624b\u52a8new\u5bf9\u8c61，\u5bfc\u81f4\u4ee3\u7801\u7684\u8026\u5408\u5ea6\u662f\u5f88\u9ad8\u7684\u3002\u5728\u5b9e\u9645\u5f00\u53d1\u4e2d\u5bf9\u8c61\u4e0e\u5bf9\u8c61\u4e4b\u95f4\u7684\u8c03\u7528\u662f\u975e\u5e38\u9ad8\u7684，\u6211\u4eec\u4e0d\u53ef\u80fd\u6bcf\u6b21\u8c03\u7528\u5bf9\u8c61\u90fd\u91cd\u65b0new\u4e00\u4e0b，\u4f8b\u5982：controller，service，dao\u8fd9\u4e9b\u7c7b\u90fd\u662f\u76f8\u4e92\u4f9d\u8d56，\u76f8\u4e92\u5173\u8054\u3002IOC\u901a\u8fc7\u63a7\u5236\u53cd\u8f6c，\u5bf9\u8c61\u521b\u5efa\u6743\u9650\u4ea4\u7ed9Spring\u5bb9\u5668，\u5bb9\u5668\u521d\u59cb\u5316\u65f6\u521b\u5efa\u5bf9\u8c61\u5e76\u7ef4\u62a4\u5bf9\u8c61\u95f4\u7684\u76f8\u4e92\u4f9d\u8d56，\u4f7f\u7528\u65f6\u76f4\u63a5\u4ece\u5bb9\u5668\u4e2d\u83b7\u53d6，\u5b9e\u73b0\u4ee3\u7801\u7684\u89e3\u8026\u3002<\/p>\n

\u521d\u59cb\u5316\u662f\u4ec0\u4e48：\u5728SpringIOC\u5bb9\u5668\u4e2d，\u201c\u542f\u52a8\u5e76\u505a\u597d\u51c6\u5907\u5de5\u4f5c\u201d\u7684\u8fc7\u7a0b\u3002<\/span><\/p>\n

\u5173\u952e\u8bcd：new\u5bf9\u8c61，\u8026\u5408\u6027\u9ad8\u3002\u63a7\u5236\u53cd\u8f6c，\u5bf9\u8c61\u521b\u5efa\u4ea4\u7ed9ioc\u5bb9\u5668，\u521d\u59cb\u5316（\u521b\u5efa\u5bf9\u8c61+\u7ef4\u62a4\u5bf9\u8c61\u95f4\u4f9d\u8d56），\u89e3\u8026\u3002<\/span><\/p>\n<\/p>\n

\u4e8c.bean<\/h4>\n

1，Spring\u4e2d\u4ec0\u4e48\u662fbean？Spring\u4e2d\u4ec0\u4e48\u662fIOC\u5bb9\u5668？<\/p>\n

\"\"<\/p>\n

\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u4e0a\u9762\u8bf4\u4e86，IOC\u901a\u8fc7\u63a7\u5236\u53cd\u8f6c，\u5bf9\u8c61\u521b\u5efa\u6743\u4ea4\u7ed9IOC\u5bb9\u5668，\u5bb9\u5668\u521d\u59cb\u5316\u521b\u5efa\u5bf9\u8c61，\u7ef4\u62a4\u4f9d\u8d56\u3002<\/p>\n

\u6240\u4ee5IOC\u5bb9\u5668\u662f\u8d1f\u8d23\u7ba1\u7406bean\u5b9a\u4e49\u52a0\u8f7d，\u4f5c\u7528：\u5b9e\u4f8b\u5316，\u521b\u5efa\u5bf9\u8c61，\u6ce8\u5165\u4f9d\u8d56，\u751f\u547d\u5468\u671f\u63a7\u5236\u3002<\/p>\n

Bean\u662fIOC\u5bb9\u5668\u7ba1\u7406\u7684\u5bf9\u8c61，\u7531\u5bb9\u5668\u521b\u5efa+\u6ce8\u5165\u4f9d\u8d56+\u7ba1\u7406\u751f\u547d\u5468\u671f\u3002<\/p>\n<\/p>\n

\u9762\u8bd5\u98981.spring\u6846\u67b6\u4e2d\u7684\u5355\u4f8bbean\u662f\u7ebf\u7a0b\u5b89\u5168\u7684\u5417？<\/span><\/span><\/p>\n

\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u4e0d\u662f\u7ebf\u7a0b\u5b89\u5168\u7684，Spring\u6846\u67b6\u6709\u4e00\u4e2a@Scope\u6ce8\u89e3，\u9ed8\u8ba4\u503c\u662fsingleton\u5355\u4f8b，\u56e0\u4e3a\u4e00\u822c\u5728Spring\u7684bean\u662f\u6ce8\u5165\u65e0\u72b6\u6001\u5bf9\u8c61\u3002\u6ca1\u6709\u7ebf\u7a0b\u5b89\u5168\u95ee\u9898，\u5982\u679c\u5728bean\u4e2d\u5b9a\u4e49\u4e86\u53ef\u4fee\u6539\u7684\u6210\u5458\u53d8\u91cf，\u8981\u8003\u8651\u7ebf\u7a0b\u5b89\u5168，\u53ef\u4f7f\u7528\u591a\u4f8b\u6216\u52a0\u9501\u89e3\u51b3\u3002<\/p>\n

@Service
\n@Scope（\u201csingleton\u201d） \/\/bean\u5728\u6bcf\u4e2aSpringIOC\u5bb9\u5668\u4e2d\u53ea\u6709\u4e00\u4e2a\u5b9e\u4f8b
\n \/\/prototype:\u4e00\u4e2abean\u53ef\u4ee5\u5b9a\u4e49\u591a\u4e2a\u5b9e\u4f8b<\/p>\n

@controller
\n@RequestMapping("\/user")
\npublic class userController{
\n private int count; \/\/\u5b9e\u4f8b\u6210\u5458\u53d8\u91cf
\n @Autowired
\n private UserService userservice; \/\/\u5bf9\u8c61\u5f15\u7528
\n}<\/p>\n

\u7ed3\u8bba：Spring\u9ed8\u8ba4\u5355\u4f8bbean\u672c\u8eab\u4e0d\u4fdd\u8bc1\u7ebf\u7a0b\u5b89\u5168，\u7ebf\u7a0b\u5b89\u5168\u4e0e\u5426\u770bBean\u662f\u4e0d\u662f\u65e0\u72b6\u6001\u7684\u3002<\/span><\/p>\n

\u4ec0\u4e48\u662f\u65e0\u72b6\u6001\u7684\u5bf9\u8c61？<\/p>\n

\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u8fd9\u4e2a\u7c7b\u4e2d\u6ca1\u6709\u6210\u5458\u53d8\u91cf，\u5bf9\u8c61\u4e0d\u4f1a\u4fdd\u5b58\u4efb\u4f55\u4e1a\u52a1\u6570\u636e，\u6240\u6709\u6570\u636e\u90fd\u662f\u65b9\u6cd5\u8c03\u7528\u7684\u65f6\u5019\u901a\u8fc7\u53c2\u6570\u4f20\u8fdb\u6765，\u7528\u5b8c\u5c31\u6254\u3002<\/p>\n

\u65e0\u72b6\u6001\u4ee3\u7801\u5982\u4e0b：<\/p>\n

@Service
\npublic class UserService {
\n \/\/ \u6ca1\u6709\u5199 private User user; \u8fd9\u79cd\u6210\u5458\u53d8\u91cf<\/p>\n

public void queryUser(Long userId){
\n \/\/ userId\u662f\u8c03\u7528\u65b9\u6cd5\u4f20\u8fc7\u6765\u7684\u5c40\u90e8\u53d8\u91cf，\u6bcf\u4e2a\u7ebf\u7a0b\u8c03\u7528\u90fd\u4f1a\u81ea\u5df1\u751f\u6210\u4e00\u4efd，\u4e92\u4e0d\u5e72\u6270
\n }
\n}<\/p>\n

\u591a\u4e2a\u7ebf\u7a0b\u540c\u65f6\u8c03\u7528queryUser，\u6bcf\u4e2a\u7ebf\u7a0b\u53d8\u91cf\u90fd\u5728\u81ea\u5df1\u6808\u4e2d，\u4e0d\u4f1a\u76f8\u4e92\u7be1\u6539\u6570\u636e，\u8fd9\u4e2a\u65f6\u5019\u662f\u7ebf\u7a0b\u5b89\u5168\u7684\u3002<\/p>\n<\/p>\n

\u7ebf\u7a0b\u4e0d\u5b89\u5168\u600e\u4e48\u89e3\u51b3*2\u65b9\u6cd5<\/span><\/p>\n

\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a01.\u6539\u6210\u591a\u4f8b@Scope("prototype")，\u6bcf\u6b21\u8bf7\u6c42\u90fd\u65b0\u5efaBean\u5bf9\u8c61，\u6bcf\u4e2a\u7ebf\u7a0b\u7528\u81ea\u5df1\u7684\u5bf9\u8c61\u3002\u76f8\u4e92\u4e0d\u5e72\u6270，\u5f00\u9500\u4f1a\u6bd4\u8f83\u5927\u3002<\/p>\n

\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a02.\u52a0\u9501synchronized：\u540c\u4e00\u65f6\u95f4\u53ea\u5141\u8bb8\u4e00\u4e2a\u7ebf\u7a0b\u64cd\u4f5c\u5171\u4eab\u6210\u5458\u53d8\u91cf，\u5e76\u53d1\u6027\u80fd\u4e0b\u964d\u3002<\/p>\n<\/p>\n

\u4e09.AOP<\/h4>\n

\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0springAOP\u662f\u9762\u5411\u5207\u9762\u7f16\u7a0b<\/span><\/span>，\u5e95\u5c42\u662f\u57fa\u4e8e\u52a8\u6001\u4ee3\u7406\u5b9e\u73b0\u7684，\u521b\u5efa\u4e00\u4e2a\u5207\u9762\u7c7b，\u7528\u4e8e\u5b58\u653e\u62bd\u53d6\u51fa\u6765\u65e5\u5fd7，\u4e8b\u52a1\u7b49\u4e0e\u4e1a\u52a1\u65e0\u5173\u7684\u6a2a\u5207\u903b\u8f91<\/span>\u3002\u901a\u8fc7@Aspect（\u6807\u8bb0\u5207\u9762）+\u4e94\u5927\u901a\u77e5—->\u5b9a\u4e49\u589e\u5f3a\u65f6\u673a\u3002\u5229\u7528\u52a8\u6001\u4ee3\u7406\u5728\u76ee\u6807\u65b9\u6cd5\u6267\u884c\u524d\u540e\u63d2\u5165\u6a2a\u5207\u903b\u8f91，\u5b9e\u73b0\u4ee3\u7801\u7684\u590d\u7528\u548c\u89e3\u8026\u3002<\/p>\n<\/p>\n

\"\"<\/p>\n

\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u4e94\u5927\u901a\u77e5\u4f5c\u7528\u662f\u544a\u8bc9Spring\u4ec0\u4e48\u65f6\u5019\u628a\u54ea\u4e2a\u6a2a\u5207\u903b\u8f91\u201c\u690d\u5165\u201d\u65b9\u6cd5\u4e2d\u3002<\/p>\n

\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u6838\u5fc3=AOP\u73af\u7ed5\u901a\u77e5+\u5207\u70b9\u8868\u8fbe\u5f0f<\/span><\/span><\/p>\n

\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u901a\u8fc7\u73af\u7ed5\u901a\u77e5\u7684\u53c2\u6570\u83b7\u53d6\u8bf7\u6c42\u7684\u53c2\u6570（\u7c7b，\u65b9\u6cd5，\u6ce8\u89e3，\u8bf7\u6c42\u65b9\u5f0f）\u83b7\u53d6\u6210\u529f\u540e\u4fdd\u5b58\u6570\u636e\u5e93\u3002<\/p>\n

\/**
\n * AOP\u65e5\u5fd7\u5207\u9762
\n * @Aspect \u6807\u8bb0\u8fd9\u662f\u5207\u9762\u7c7b
\n * @Component \u4ea4\u7ed9Spring\u7ba1\u7406
\n *\/
\n@Aspect
\n@Component
\npublic class LogAspect {<\/p>\n

\/\/ \u5207\u70b9\u8868\u8fbe\u5f0f：\u62e6\u622a\u81ea\u5df1\u9879\u76eecontroller\u4e0b\u6240\u6709\u65b9\u6cd5，\u6839\u636e\u4f60\u7684\u5305\u8def\u5f84\u4fee\u6539
\n @Pointcut("execution(* com.example.demo.controller.*.*(..))")
\n public void pointCut(){}<\/p>\n

\/**
\n * \u73af\u7ed5\u901a\u77e5：\u529f\u80fd\u6700\u5f3a，\u53ef\u4ee5\u5728\u76ee\u6807\u65b9\u6cd5\u524d\u540e\u6267\u884c，\u8fd8\u80fd\u63a7\u5236\u662f\u5426\u6267\u884c\u76ee\u6807\u65b9\u6cd5
\n * ProceedingJoinPoint：\u53ea\u80fd\u73af\u7ed5\u901a\u77e5\u4f7f\u7528，\u53ef\u4ee5\u6267\u884c\u76ee\u6807\u65b9\u6cd5 proceed()
\n *\/
\n @Around("pointCut()")
\n public Object around(ProceedingJoinPoint joinPoint) throws Throwable {<\/p>\n

\/\/ 1. \u83b7\u53d6\u76ee\u6807\u7c7b
\n Class<?> targetClass = joinPoint.getTarget().getClass();
\n String className = targetClass.getName();<\/p>\n

\/\/ 2. \u83b7\u53d6\u65b9\u6cd5\u7b7e\u540d\u3001\u65b9\u6cd5\u5bf9\u8c61
\n MethodSignature signature = (MethodSignature) joinPoint.getSignature();
\n Method method = signature.getMethod();
\n String methodName = method.getName();<\/p>\n

\/\/ 3. \u83b7\u53d6\u65b9\u6cd5\u5165\u53c2
\n Object[] args = joinPoint.getArgs();
\n String params = Arrays.toString(args);<\/p>\n

\/\/ 4. \u83b7\u53d6\u65b9\u6cd5\u4e0a\u6240\u6709\u6ce8\u89e3
\n Annotation[] annotations = method.getAnnotations();<\/p>\n

System.out.println("\u3010AOP\u5207\u9762\u3011\u7c7b\u540d：" + className);
\n System.out.println("\u3010AOP\u5207\u9762\u3011\u65b9\u6cd5\u540d：" + methodName);
\n System.out.println("\u3010AOP\u5207\u9762\u3011\u8bf7\u6c42\u53c2\u6570：" + params);
\n System.out.println("\u3010AOP\u5207\u9762\u3011\u65b9\u6cd5\u6ce8\u89e3：" + Arrays.toString(annotations));<\/p>\n

long start = System.currentTimeMillis();
\n Object result;
\n try {
\n \/\/ \u6267\u884c\u76ee\u6807\u65b9\u6cd5，\u8fd9\u884c\u5c31\u662f\u8c03\u7528\u6211\u4eec\u5199\u7684controller\/service\u4e1a\u52a1\u65b9\u6cd5
\n result = joinPoint.proceed();
\n } catch (Throwable e) {
\n \/\/ \u8bb0\u5f55\u5f02\u5e38\u65e5\u5fd7
\n System.out.println("\u65b9\u6cd5\u6267\u884c\u5f02\u5e38：" + e.getMessage());
\n throw e;
\n }
\n long costTime = System.currentTimeMillis() – start;<\/p>\n

System.out.println("\u3010AOP\u5207\u9762\u3011\u8fd4\u56de\u7ed3\u679c：" + result);
\n System.out.println("\u3010AOP\u5207\u9762\u3011\u6267\u884c\u8017\u65f6：" + costTime + " ms");<\/p>\n

\u6ce8\u610f：SpringBoot \u5fc5\u987b\u52a0@Component\u628a\u5207\u9762\u4ea4\u7ed9\u5bb9\u5668，\u5426\u5219\u5207\u9762\u4e0d\u751f\u6548\u3002<\/p>\n<\/p>\n

\u56db.\u4e8b\u52a1<\/h4>\n

\u4e8b\u52a1\u5c31\u662f\u8981\u4e48\u5168\u90e8\u6210\u529f，\u8981\u4e0d\u6570\u636e\u5c31\u5168\u90e8\u56de\u6eda\u3002<\/span><\/p>\n

\u76f8\u5173\u6ce8\u89e3：@Transactional（\u653e\u5728service\u5c42\u4e1a\u52a1\u4e0a）<\/p>\n

\u4e8b\u52a1\u5206\u4e3a\u7f16\u7a0b\u5f0f\u4e8b\u52a1+\u58f0\u660e\u5f0f\u4e8b\u52a1<\/p>\n

\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a01.\u7f16\u7a0b\u5f0f\u4e8b\u52a1：\u5177\u6709\u5165\u4fb5\u6027，\u53ea\u662f\u5728service\u7684\u4e1a\u52a1\u65b9\u6cd5\u4e0a\u5199\u4e8b\u52a1\u4ee3\u7801，\u7528TransactionTemplate\u628a\u4e1a\u52a1\u903b\u8f91\u8dd1\u8d77\u6765（\u4e8b\u52a1\u4ee3\u7801+\u4e1a\u52a1\u4ee3\u7801），\u6240\u4ee5\u4fee\u6539\u4e1a\u52a1\u4ee3\u7801\u65f6\u5019\u8fd8\u8981\u4fee\u6539\u4e1a\u52a1\u4ee3\u7801，\u6240\u4ee5\u5efa\u8bae\u4f7f\u7528\u58f0\u660e\u5f0f\u4e8b\u52a1<\/p>\n

\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a02.\u58f0\u660e\u5f0f\u4e8b\u52a1：\u58f0\u660e\u5f0f\u4e8b\u52a1\u5c31\u662f\u57fa\u4e8eAOP，\u901a\u8fc7@Transactional\u6ce8\u89e3，\u8ba9Spring\u81ea\u52a8\u7528\u4e8e\u5207\u9762\u7ec7\u5165\u4e8b\u52a1\u903b\u8f91\u3002<\/p>\n<\/p>\n

\u9762\u8bd5\u9898：Spring\u4e2d\u4e8b\u52a1\u662f\u5982\u4f55\u5b9e\u73b0\u7684？<\/span><\/span><\/p>\n

\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u6211\u4eec\u4f7f\u7528\u58f0\u660e\u5f0f\u4e8b\u52a1，\u901a\u8fc7AOP\u529f\u80fd，\u5e95\u5c42\u4f9d\u9760AOP\u52a8\u6001\u4ee3\u7406\u6280\u672f，\u524d\u540e\u8fdb\u884c\u62e6\u622a，\u6267\u884c\u65b9\u6cd5\u524d\u5f00\u542f\u4e8b\u52a1，\u6267\u884c\u65b9\u6cd5\u540e\u6267\u884c\u60c5\u51b5\u63d0\u4ea4\u6216\u56de\u6eda\u4e8b\u52a1\u3002\u4e0b\u9762\u4ee3\u7801\u662f\u6211\u641c\u8c46\u5305\u7684，\u6211\u89c9\u5f97\u53ef\u4ee5\u770b\u61c2\u3002<\/p>\n

\u4e0b\u9762\u4ee3\u7801\u662f\u4e8b\u52a1\u4ee3\u7801：<\/p>\n

import org.springframework.stereotype.Service;
\nimport org.springframework.transaction.annotation.Transactional;<\/p>\n

@Service
\npublic class AccountService {<\/p>\n

\/\/ \u52a0\u4e0a\u6ce8\u89e3：\u5f53\u524d\u65b9\u6cd5\u53d7Spring\u4e8b\u52a1\u7ba1\u7406
\n @Transactional
\n public void transferMoney() {
\n \/\/ \u4e1a\u52a11：A\u6263\u94b1
\n deductMoneyA();<\/p>\n

\/\/ \u6a21\u62df\u51fa\u9519！\u629b\u51fa\u8fd0\u884c\u65f6\u5f02\u5e38，\u4e8b\u52a1\u89e6\u53d1\u56de\u6eda，A\u6263\u94b1\u64cd\u4f5c\u4f1a\u64a4\u9500
\n int i = 1 \/ 0;<\/p>\n

\/\/ \u4e1a\u52a12：B\u52a0\u94b1
\n addMoneyB();
\n }<\/p>\n

private void deductMoneyA() {
\n System.out.println("A\u8d26\u6237\u6263\u94b1");
\n }
\n private void addMoneyB() {
\n System.out.println("B\u8d26\u6237\u52a0\u94b1");
\n }
\n}<\/p>\n

\u5e95\u5c42\u4f2a\u4ee3\u7801（\u5e2e\u52a9\u7406\u89e3 AOP \u4ee3\u7406\u505a\u4e86\u4ec0\u4e48，\u4e0d\u662f\u5b9e\u9645\u9879\u76ee\u4ee3\u7801）<\/h3>\n

\/\/ AOP\u4ee3\u7406\u589e\u5f3a\u903b\u8f91（Spring\u5e95\u5c42\u81ea\u52a8\u751f\u6210）
\npublic void transferMoneyProxy(){
\n try{
\n \/\/ 1.\u5f00\u542f\u4e8b\u52a1
\n beginTransaction();<\/p>\n

\/\/ \u6267\u884c\u771f\u5b9e\u4e1a\u52a1\u65b9\u6cd5 transferMoney()
\n realObject.transferMoney();<\/p>\n

\/\/ \u65e0\u5f02\u5e38：\u63d0\u4ea4\u4e8b\u52a1
\n commitTransaction();
\n }catch (RuntimeException e){
\n \/\/ \u51fa\u73b0\u8fd0\u884c\u65f6\u5f02\u5e38：\u56de\u6eda
\n rollbackTransaction();
\n throw e;
\n }
\n}<\/p>\n

\u6838\u5fc3：Spring \u58f0\u660e\u5f0f\u4e8b\u52a1\u5e95\u5c42\u57fa\u4e8e AOP \u52a8\u6001\u4ee3\u7406<\/p>\n

  • \u7ed9\u52a0\u4e86@Transactional\u7684\u7c7b \/ \u65b9\u6cd5\u751f\u6210\u4ee3\u7406\u5bf9\u8c61<\/li>\n
  • \u4ee3\u7406\u62e6\u622a\u76ee\u6807\u65b9\u6cd5：\u65b9\u6cd5\u6267\u884c\u524d\u5f00\u542f\u4e8b\u52a1<\/li>\n
  • \u65b9\u6cd5\u6b63\u5e38\u8dd1\u5b8c \u2192 \u63d0\u4ea4\u4e8b\u52a1<\/li>\n
  • \u65b9\u6cd5\u629b\u51fa\u5f02\u5e38 \u2192 \u56de\u6eda\u4e8b\u52a1<\/li>\n","protected":false},"excerpt":{"rendered":"

    \u4eca\u5929\u5b66\u4e60\u4e86Spring\u7684\u76f8\u5173\u77e5\u8bc6，IOC，bean，AOP，\u4e8b\u52a1，\u63a5\u4e0b\u6765\u6211\u5c06\u5c06\u6211\u7684\u5b66\u4e60\u8fc7\u7a0b\u8bb0\u5f55\u4e0b\u6765，\u5206\u4eab\u5230CSDN，\u505a\u4e00\u4e2a\u77e5\u8bc6\u70b9\u6c47\u603b，\u91cc\u9762\u5305\u62ec\u4e86\u4e00\u4e9b\u6211\u81ea\u5df1\u7684\u60f3\u6cd5，\u5982\u679c\u6709\u95ee\u9898\u8bf7\u6307\u6b63\u6211！\u4e00.SpringIOC\u5728\u4f20\u7edf\u5f00\u53d1\u4e2d，\u521b\u5efa\u5bf9\u8c61\u5fc5\u987b\u8981\u624b\u52a8new\u5bf9\u8c61，\u5bfc\u81f4\u4ee3\u7801\u7684\u8026\u5408\u5ea6\u662f\u5f88\u9ad8\u7684\u3002\u5728\u5b9e\u9645\u5f00\u53d1\u4e2d\u5bf9\u8c61\u4e0e\u5bf9\u8c61\u4e4b\u95f4\u7684\u8c03\u7528\u662f\u975e\u5e38<\/p>\n","protected":false},"author":2,"featured_media":100221,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[11468,5220,99,101,371],"topic":[],"class_list":["post-100223","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-server","tag-11468","tag-ioc","tag-java","tag-spring","tag-371"],"yoast_head":"\n\u5927\u5b66\u751f\u5c0f\u80a0\u5b66\u4e60\uff1aSpring\u7bc7\uff08IOC+bean+AOP+\u4e8b\u52a1\uff09\u5185\u7f6e\u5e38\u7528\u9762\u8bd5\u9898\u6574\u7406 - 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