{"id":3095,"date":"2023-08-31T09:30:15","date_gmt":"2023-08-31T01:30:15","guid":{"rendered":"https:\/\/xinchewhd.com.cn\/?p=3095"},"modified":"2023-08-31T09:30:29","modified_gmt":"2023-08-31T01:30:29","slug":"spring-boot-%e5%a4%9a%e7%ba%bf%e7%a8%8b%e4%ba%8b%e5%8a%a1%e5%9b%9e%e6%bb%9a%ef%bc%8c%e4%b8%80%e4%b8%aa%e6%b3%a8%e8%a7%a3%e8%bd%bb%e6%9d%be%e6%90%9e%e5%ae%9a","status":"publish","type":"post","link":"https:\/\/xinchewhd.com.cn\/index.php\/spring-boot\/spring-boot-%e5%a4%9a%e7%ba%bf%e7%a8%8b%e4%ba%8b%e5%8a%a1%e5%9b%9e%e6%bb%9a%ef%bc%8c%e4%b8%80%e4%b8%aa%e6%b3%a8%e8%a7%a3%e8%bd%bb%e6%9d%be%e6%90%9e%e5%ae%9a\/","title":{"rendered":"Spring Boot \u591a\u7ebf\u7a0b\u4e8b\u52a1\u56de\u6eda\uff0c\u4e00\u4e2a\u6ce8\u89e3\u8f7b\u677e\u641e\u5b9a"},"content":{"rendered":"
<\/figure>\n

\u6211\u4eec\u5f00\u53d1\u7684\u65f6\u5019\u5e38\u5e38\u4f1a\u9047\u5230\u591a\u7ebf\u7a0b\u4e8b\u52a1\u7684\u95ee\u9898\u3002\u4ee5\u4e3a\u6dfb\u52a0\u4e86@Transactional<\/code>\u6ce8\u89e3\u5c31\u884c\u4e86\uff0c\u5176\u5b9e\u4f60\u52a0\u4e86\u6ce8\u89e3\u4e4b\u540e\u4f1a\u53d1\u73b0\u4e8b\u52a1\u5931\u6548\u3002<\/p>\n

\u539f\u56e0\uff1a\u6570\u636e\u5e93\u8fde\u63a5spring\u662f\u653e\u5728threadLocal\u91cc\u9762\uff0c\u591a\u7ebf\u7a0b\u573a\u666f\u4e0b\uff0c\u62ff\u5230\u7684\u6570\u636e\u5e93\u8fde\u63a5\u662f\u4e0d\u4e00\u6837\u7684\uff0c\u5373\u662f\u5c5e\u4e8e\u4e0d\u540c\u4e8b\u52a1\u3002<\/p>\n

\u672c\u6587\u662f\u57fa\u4e8espringboot\u7684@Async<\/code>\u6ce8\u89e3\u5f00\u542f\u591a\u7ebf\u7a0b,\uff0c\u5e76\u901a\u8fc7\u81ea\u5b9a\u4e49\u6ce8\u89e3\u548cAOP\u5b9e\u73b0\u7684\u591a\u7ebf\u7a0b\u4e8b\u52a1\uff0c\u907f\u514d\u7e41\u7410\u7684\u624b\u52a8\u63d0\u4ea4\/\u56de\u6eda\u4e8b\u52a1 \u00a0(CV\u5373\u7528\u3001\u53c2\u6570\u9f50\u5168\u3001\u65e0\u9700\u914d\u7f6e)<\/p>\n

\u6b22\u8fce\u5173\u6ce8\u516c\u4f17\u53f7\uff1aSpringForAll\u793e\u533a\uff08spring4all.com\uff09\uff0c\u4e13\u6ce8\u5206\u4eab\u5173\u4e8eSpring\u7684\u4e00\u5207\uff01\u56de\u590d\u201c\u52a0\u7fa4\u201d\u8fd8\u53ef\u52a0\u5165Spring\u6280\u672f\u4ea4\u6d41\u7fa4\uff01<\/p>\n

\u4e00<\/span>\u3001springboot\u591a\u7ebf\u7a0b(\u58f0\u660e\u5f0f)\u7684\u4f7f\u7528\u65b9\u6cd5\uff1f<\/span><\/h2>\n

1\u3001springboot\u63d0\u4f9b\u4e86\u6ce8\u89e3@Async<\/code>\u6765\u4f7f\u7528\u7ebf\u7a0b\u6c60\uff0c\u5177\u4f53\u4f7f\u7528\u65b9\u6cd5\u5982\u4e0b:<\/p>\n

(1) \u5728\u542f\u52a8\u7c7b(\u914d\u7f6e\u7c7b)\u6dfb\u52a0@EnableAsync<\/code>\u6765\u5f00\u542f\u7ebf\u7a0b\u6c60<\/p>\n

(2) \u5728\u9700\u8981\u5f00\u542f\u5b50\u7ebf\u7a0b\u7684\u65b9\u6cd5\u4e0a\u6dfb\u52a0\u6ce8\u89e3@Async<\/code><\/p>\n

\n

\u6ce8\u610f: \u6846\u67b6\u9ed8\u8ba4 -----> \u00a0\u6765\u4e00\u4e2a\u8bf7\u6c42\u5f00\u542f\u4e00\u4e2a\u7ebf\u7a0b\uff0c\u5728\u9ad8\u5e76\u53d1\u4e0b\u5bb9\u6613\u5185\u5b58\u6ea2\u51fa<\/p>\n<\/blockquote>\n

\u6240\u4ee5\u4f7f\u7528\u65f6\u9700\u8981\u914d\u7f6e\u81ea\u5b9a\u4e49\u7ebf\u7a0b\u6c60\uff0c\u5982\u4e0b:<\/p>\n

@Configuration<\/span>
@EnableAsync<\/span>
public<\/span>\u00a0class<\/span>\u00a0ThreadPoolTaskConfig<\/span>\u00a0<\/span>{
\u00a0
\u00a0\u00a0\u00a0\u00a0@Bean<\/span>(\"threadPoolTaskExecutor\"<\/span>)\/\/\u81ea\u5b9a\u4e49\u7ebf\u7a0b\u6c60\u540d\u79f0<\/span>
\u00a0\u00a0\u00a0\u00a0public<\/span>\u00a0ThreadPoolTaskExecutor\u00a0threadPoolTaskExecutor<\/span>()<\/span>\u00a0<\/span>{
\u00a0
\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0ThreadPoolTaskExecutor\u00a0executor\u00a0=\u00a0new<\/span>\u00a0ThreadPoolTaskExecutor();
\u00a0
\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\/\/\u7ebf\u7a0b\u6c60\u521b\u5efa\u7684\u6838\u5fc3\u7ebf\u7a0b\u6570\uff0c\u7ebf\u7a0b\u6c60\u7ef4\u62a4\u7ebf\u7a0b\u7684\u6700\u5c11\u6570\u91cf\uff0c\u5373\u4f7f\u6ca1\u6709\u4efb\u52a1\u9700\u8981\u6267\u884c\uff0c\u4e5f\u4f1a\u4e00\u76f4\u5b58\u6d3b<\/span>
\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0executor.setCorePoolSize(16<\/span>);
\u00a0
\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\/\/\u5982\u679c\u8bbe\u7f6eallowCoreThreadTimeout=true\uff08\u9ed8\u8ba4false\uff09\u65f6\uff0c\u6838\u5fc3\u7ebf\u7a0b\u4f1a\u8d85\u65f6\u5173\u95ed<\/span>
\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\/\/executor.setAllowCoreThreadTimeOut(true);<\/span>
\u00a0
\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\/\/\u963b\u585e\u961f\u5217\u00a0\u5f53\u6838\u5fc3\u7ebf\u7a0b\u6570\u8fbe\u5230\u6700\u5927\u65f6\uff0c\u65b0\u4efb\u52a1\u4f1a\u653e\u5728\u961f\u5217\u4e2d\u6392\u961f\u7b49\u5f85\u6267\u884c<\/span>
\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0executor.setQueueCapacity(124<\/span>);
\u00a0
\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\/\/\u6700\u5927\u7ebf\u7a0b\u6c60\u6570\u91cf\uff0c\u5f53\u7ebf\u7a0b\u6570>=corePoolSize\uff0c\u4e14\u4efb\u52a1\u961f\u5217\u5df2\u6ee1\u65f6\u3002\u7ebf\u7a0b\u6c60\u4f1a\u521b\u5efa\u65b0\u7ebf\u7a0b\u6765\u5904\u7406\u4efb\u52a1<\/span>
\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\/\/\u4efb\u52a1\u961f\u5217\u5df2\u6ee1\u65f6,\u00a0\u4e14\u5f53\u7ebf\u7a0b\u6570=maxPoolSize\uff0c\uff0c\u7ebf\u7a0b\u6c60\u4f1a\u62d2\u7edd\u5904\u7406\u4efb\u52a1\u800c\u629b\u51fa\u5f02\u5e38<\/span>
\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0executor.setMaxPoolSize(64<\/span>);
\u00a0
\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\/\/\u5f53\u7ebf\u7a0b\u7a7a\u95f2\u65f6\u95f4\u8fbe\u5230keepAliveTime\u65f6\uff0c\u7ebf\u7a0b\u4f1a\u9000\u51fa\uff0c\u76f4\u5230\u7ebf\u7a0b\u6570\u91cf=corePoolSize<\/span>
\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\/\/\u5141\u8bb8\u7ebf\u7a0b\u7a7a\u95f2\u65f6\u95f430\u79d2\uff0c\u5f53maxPoolSize\u7684\u7ebf\u7a0b\u5728\u7a7a\u95f2\u65f6\u95f4\u5230\u8fbe\u7684\u65f6\u5019\u9500\u6bc1<\/span>
\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\/\/\u5982\u679callowCoreThreadTimeout=true\uff0c\u5219\u4f1a\u76f4\u5230\u7ebf\u7a0b\u6570\u91cf=0<\/span>
\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0executor.setKeepAliveSeconds(30<\/span>);
\u00a0
\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\/\/spring \u63d0\u4f9b\u7684 ThreadPoolTaskExecutor \u7ebf\u7a0b\u6c60\uff0c\u662f\u6709setThreadNamePrefix()\u00a0\u65b9\u6cd5\u7684\u3002<\/span>
\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\/\/jdk\u00a0\u63d0\u4f9b\u7684ThreadPoolExecutor\u00a0\u7ebf\u7a0b\u6c60\u662f\u6ca1\u6709\u00a0setThreadNamePrefix()\u00a0\u65b9\u6cd5\u7684<\/span>
\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0executor.setThreadNamePrefix(\"\u81ea\u5b9a\u4e49\u7ebf\u7a0b\u6c60-\"<\/span>);
\u00a0
\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\/\/ rejection-policy\uff1a\u62d2\u7edd\u7b56\u7565\uff1a\u5f53\u7ebf\u7a0b\u6570\u5df2\u7ecf\u8fbe\u5230maxSize\u7684\u65f6\u5019\uff0c\u5982\u4f55\u5904\u7406\u65b0\u4efb\u52a1<\/span>
\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\/\/ CallerRunsPolicy()\uff1a\u4ea4\u7531\u8c03\u7528\u65b9\u7ebf\u7a0b\u8fd0\u884c\uff0c\u6bd4\u5982 main \u7ebf\u7a0b\uff1b\u5982\u679c\u6dfb\u52a0\u5230\u7ebf\u7a0b\u6c60\u5931\u8d25\uff0c\u90a3\u4e48\u4e3b\u7ebf\u7a0b\u4f1a\u81ea\u5df1\u53bb\u6267\u884c\u8be5\u4efb\u52a1\uff0c\u4e0d\u4f1a\u7b49\u5f85\u7ebf\u7a0b\u6c60\u4e2d\u7684\u7ebf\u7a0b\u53bb\u6267\u884c, (\u4e2a\u4eba\u63a8\u8350)<\/span>
\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\/\/ AbortPolicy()\uff1a\u8be5\u7b56\u7565\u662f\u7ebf\u7a0b\u6c60\u7684\u9ed8\u8ba4\u7b56\u7565\uff0c\u5982\u679c\u7ebf\u7a0b\u6c60\u961f\u5217\u6ee1\u4e86\u4e22\u6389\u8fd9\u4e2a\u4efb\u52a1\u5e76\u4e14\u629b\u51faRejectedExecutionException\u5f02\u5e38\u3002<\/span>
\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\/\/ DiscardPolicy()\uff1a\u5982\u679c\u7ebf\u7a0b\u6c60\u961f\u5217\u6ee1\u4e86\uff0c\u4f1a\u76f4\u63a5\u4e22\u6389\u8fd9\u4e2a\u4efb\u52a1\u5e76\u4e14\u4e0d\u4f1a\u6709\u4efb\u4f55\u5f02\u5e38<\/span>
\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\/\/ DiscardOldestPolicy()\uff1a\u4e22\u5f03\u961f\u5217\u4e2d\u6700\u8001\u7684\u4efb\u52a1\uff0c\u961f\u5217\u6ee1\u4e86\uff0c\u4f1a\u5c06\u6700\u65e9\u8fdb\u5165\u961f\u5217\u7684\u4efb\u52a1\u5220\u6389\u817e\u51fa\u7a7a\u95f4\uff0c\u518d\u5c1d\u8bd5\u52a0\u5165\u961f\u5217<\/span>
\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0executor.setRejectedExecutionHandler(new<\/span>\u00a0ThreadPoolExecutor.CallerRunsPolicy());
\u00a0
\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\/\/\u8bbe\u7f6e\u7ebf\u7a0b\u6c60\u5173\u95ed\u7684\u65f6\u5019\u7b49\u5f85\u6240\u6709\u4efb\u52a1\u90fd\u5b8c\u6210\u518d\u7ee7\u7eed\u9500\u6bc1\u5176\u4ed6\u7684Bean\uff0c\u8fd9\u6837\u8fd9\u4e9b\u5f02\u6b65\u4efb\u52a1\u7684\u9500\u6bc1\u5c31\u4f1a\u5148\u4e8eRedis\u7ebf\u7a0b\u6c60\u7684\u9500\u6bc1<\/span>
\u00a0\u00a0executor.setWaitForTasksToCompleteOnShutdown(true<\/span>);
\u00a0\u00a0\/\/\u8bbe\u7f6e\u7ebf\u7a0b\u6c60\u4e2d\u4efb\u52a1\u7684\u7b49\u5f85\u65f6\u95f4\uff0c\u5982\u679c\u8d85\u8fc7\u8fd9\u4e2a\u65f6\u5019\u8fd8\u6ca1\u6709\u9500\u6bc1\u5c31\u5f3a\u5236\u9500\u6bc1\uff0c\u4ee5\u786e\u4fdd\u5e94\u7528\u6700\u540e\u80fd\u591f\u88ab\u5173\u95ed\uff0c\u800c\u4e0d\u662f\u963b\u585e\u4f4f\u3002<\/span>
\u00a0\u00a0executor.setAwaitTerminationSeconds(60<\/span>);
\u00a0
\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0executor.initialize();
\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0return<\/span>\u00a0executor;
\u00a0\u00a0\u00a0\u00a0}
}
<\/code><\/pre>\n
\u5f00\u542f\u5b50\u7ebf\u7a0b\u65b9\u6cd5:<\/strong>\u00a0\u00a0\u5728\u9700\u8981\u5f00\u542f\u7ebf\u7a0b\u7684\u65b9\u6cd5\u4e0a\u6dfb\u52a0 \u6ce8\u89e3@Async(\"threadPoolTaskExecutor\")<\/code>\u5373\u53ef\uff0c\u5176\u4e2d\u6ce8\u89e3\u4e2d\u7684\u53c2\u6570\u4e3a\u81ea\u5b9a\u4e49\u7ebf\u7a0b\u6c60\u7684\u540d\u79f0\u3002<\/p>\n
\u4e8c<\/span>\u3001\u81ea\u5b9a\u4e49\u6ce8\u89e3\u5b9e\u73b0\u591a\u7ebf\u7a0b\u4e8b\u52a1\u63a7\u5236<\/span><\/h2>\n
\u81ea\u5b9a\u4e49\u6ce8\u89e3<\/span><\/h3>\n
\n
\u672c\u6587\u662f\u4f7f\u7528\u4e86\u4e24\u4e2a\u6ce8\u89e3\u5171\u540c\u4f5c\u7528\u5b9e\u73b0\u7684\uff0c\u4e3b\u7ebf\u7a0b\u5f53\u505a\u534f\u8c03\u8005\uff0c\u5404\u5b50\u7ebf\u7a0b\u4f5c\u4e3a\u53c2\u4e0e\u8005<\/p>\n<\/blockquote>\n
package<\/span>\u00a0com.example.anno;
\u00a0
import<\/span>\u00a0java.lang.annotation.ElementType;
import<\/span>\u00a0java.lang.annotation.Retention;
import<\/span>\u00a0java.lang.annotation.RetentionPolicy;
import<\/span>\u00a0java.lang.annotation.Target;
\u00a0
\/**
\u00a0*\u00a0\u591a\u7ebf\u7a0b\u4e8b\u52a1\u6ce8\u89e3:\u00a0\u4e3b\u4e8b\u52a1
\u00a0*\/<\/span>
@Target<\/span>({ElementType.METHOD})
@Retention<\/span>(RetentionPolicy.RUNTIME)
public<\/span>\u00a0@interface<\/span>\u00a0MainTransaction\u00a0{
\u00a0int<\/span>\u00a0value<\/span>()<\/span><\/span>;\/\/\u5b50\u7ebf\u7a0b\u6570\u91cf<\/span>
}
<\/code><\/pre>\n
package<\/span>\u00a0com.example.anno;
\u00a0
import<\/span>\u00a0java.lang.annotation.ElementType;
import<\/span>\u00a0java.lang.annotation.Retention;
import<\/span>\u00a0java.lang.annotation.RetentionPolicy;
import<\/span>\u00a0java.lang.annotation.Target;
\u00a0
\/**
\u00a0*\u00a0\u591a\u7ebf\u7a0b\u4e8b\u52a1\u6ce8\u89e3:\u00a0\u5b50\u4e8b\u52a1
\u00a0*\/<\/span>
@Target<\/span>({ElementType.METHOD})
@Retention<\/span>(RetentionPolicy.RUNTIME)
public<\/span>\u00a0@interface<\/span>\u00a0SonTransaction\u00a0{
\u00a0\u00a0\u00a0\u00a0String\u00a0value<\/span>()<\/span>\u00a0default<\/span>\u00a0\"\"<\/span>;
}
<\/code><\/pre>\n
\u89e3\u91ca:<\/strong><\/p>\n
\u4e24\u4e2a\u6ce8\u89e3\u90fd\u662f\u7528\u5728\u65b9\u6cd5\u4e0a\u7684\uff0c\u987b\u914d\u5408@Transactional(rollbackFor = Exception.class)<\/code>\u4e00\u8d77\u4f7f\u7528<\/p>\n
@MainTransaction\u6ce8\u89e3<\/strong>\u00a0\u7528\u5728\u8c03\u7528\u65b9\uff0c\u5176\u53c2\u6570\u4e3a\u5fc5\u586b\uff0c\u53c2\u6570\u503c\u4e3a\u672c\u65b9\u6cd5\u4e2d\u8c03\u7528\u7684\u65b9\u6cd5\u5f00\u542f\u7684\u7ebf\u7a0b\u6570\uff0c\u5982\uff1a\u5728\u8fd9\u4e2a\u65b9\u6cd5\u4e2d\u8c03\u7528\u7684\u65b9\u6cd5\u4e2d\u67092\u4e2a\u65b9\u6cd5\u7528@Async<\/code>\u6ce8\u89e3\u5f00\u542f\u4e86\u5b50\u7ebf\u7a0b\uff0c\u5219\u53c2\u6570\u4e3a@MainTransaction(2)<\/code>\uff0c\u53e6\u5916\u5982\u679c\u672a\u4f7f\u7528@MainTransaction<\/code>\u6ce8\u89e3\uff0c\u5219\u76f4\u63a5\u5df2\u65e0\u591a\u7ebf\u7a0b\u4e8b\u52a1\u6267\u884c(\u4e0d\u5f71\u54cd\u65b9\u6cd5\u7684\u5355\u7ebf\u7a0b\u4e8b\u52a1)<\/p>\n
@SonTransaction\u6ce8\u89e3<\/strong>\u00a0\u7528\u5728\u88ab\u8c03\u7528\u65b9(\u5f00\u542f\u7ebf\u7a0b\u7684\u65b9\u6cd5)\uff0c\u65e0\u9700\u4f20\u5165\u53c2\u6570<\/p>\n
AOP\u5185\u5bb9<\/span><\/h3>\n
\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n
package<\/span>\u00a0com.example.aop;
\u00a0
import<\/span>\u00a0com.baomidou.mybatisplus.core.toolkit.CollectionUtils;
import<\/span>\u00a0com.example.anno.MainTransaction;
import<\/span>\u00a0org.aspectj.lang.ProceedingJoinPoint;
import<\/span>\u00a0org.aspectj.lang.annotation.Around;
import<\/span>\u00a0org.aspectj.lang.annotation.Aspect;
import<\/span>\u00a0org.springframework.stereotype.Component;
import<\/span>\u00a0org.springframework.transaction.PlatformTransactionManager;
import<\/span>\u00a0org.springframework.transaction.TransactionDefinition;
import<\/span>\u00a0org.springframework.transaction.TransactionStatus;
import<\/span>\u00a0org.springframework.transaction.support.DefaultTransactionDefinition;
\u00a0
import<\/span>\u00a0javax.annotation.Resource;
import<\/span>\u00a0java.util.HashMap;
import<\/span>\u00a0java.util.Map;
import<\/span>\u00a0java.util.Vector;
import<\/span>\u00a0java.util.concurrent.CountDownLatch;
import<\/span>\u00a0java.util.concurrent.atomic.AtomicBoolean;
\u00a0
\/**
\u00a0*\u00a0\u591a\u7ebf\u7a0b\u4e8b\u52a1
\u00a0*\/<\/span>
@Aspect<\/span>
@Component<\/span>
public<\/span>\u00a0class<\/span>\u00a0TransactionAop<\/span>\u00a0<\/span>{
\u00a0
\u00a0\u00a0\u00a0\u00a0\/\/\u7528\u6765\u5b58\u50a8\u5404\u7ebf\u7a0b\u8ba1\u6570\u5668\u6570\u636e(\u6bcf\u6b21\u6267\u884c\u540e\u4f1a\u4ecemap\u4e2d\u5220\u9664)<\/span>
\u00a0private<\/span>\u00a0static<\/span>\u00a0final<\/span>\u00a0Map<String,\u00a0Object>\u00a0map\u00a0=\u00a0new<\/span>\u00a0HashMap<>();
\u00a0
\u00a0@Resource<\/span>
\u00a0private<\/span>\u00a0PlatformTransactionManager\u00a0transactionManager;
\u00a0
\u00a0@Around<\/span>(\"@annotation(mainTransaction)\"<\/span>)
\u00a0public<\/span>\u00a0void<\/span>\u00a0mainIntercept<\/span>(ProceedingJoinPoint\u00a0joinPoint,\u00a0MainTransaction\u00a0mainTransaction)<\/span>\u00a0throws<\/span>\u00a0Throwable\u00a0<\/span>{
\u00a0\u00a0\/\/\u5f53\u524d\u7ebf\u7a0b\u540d\u79f0<\/span>
\u00a0\u00a0Thread\u00a0thread\u00a0=\u00a0Thread.currentThread();
\u00a0\u00a0String\u00a0threadName\u00a0=\u00a0thread.getName();
\u00a0\u00a0\/\/\u521d\u59cb\u5316\u8ba1\u6570\u5668<\/span>
\u00a0\u00a0CountDownLatch\u00a0mainDownLatch\u00a0=\u00a0new<\/span>\u00a0CountDownLatch(1<\/span>);
\u00a0\u00a0CountDownLatch\u00a0sonDownLatch\u00a0=\u00a0new<\/span>\u00a0CountDownLatch(mainTransaction.value());\/\/@MainTransaction\u6ce8\u89e3\u4e2d\u7684\u53c2\u6570,\u00a0\u4e3a\u5b50\u7ebf\u7a0b\u7684\u6570\u91cf<\/span>
\u00a0\u00a0\/\/\u00a0\u7528\u6765\u8bb0\u5f55\u5b50\u7ebf\u7a0b\u7684\u8fd0\u884c\u72b6\u6001\uff0c\u53ea\u8981\u6709\u4e00\u4e2a\u5931\u8d25\u5c31\u53d8\u4e3atrue<\/span>
\u00a0\u00a0AtomicBoolean\u00a0rollBackFlag\u00a0=\u00a0new<\/span>\u00a0AtomicBoolean(false<\/span>);
\u00a0\u00a0\/\/\u00a0\u7528\u6765\u5b58\u6bcf\u4e2a\u5b50\u7ebf\u7a0b\u7684\u5f02\u5e38\uff0c\u628a\u6bcf\u4e2a\u7ebf\u7a0b\u7684\u81ea\u5b9a\u4e49\u5f02\u5e38\u5411vector\u7684\u9996\u4f4d\u7f6e\u63d2\u5165\uff0c\u5176\u4f59\u5f02\u5e38\u5411\u672b\u4f4d\u7f6e\u63d2\u5165\uff0c\u907f\u514d\u7ebf\u7a0b\u4e0d\u5b89\u5168\uff0c\u6240\u4ee5\u4f7f\u7528vector\u4ee3\u66fflist<\/span>
\u00a0\u00a0Vector<Throwable>\u00a0exceptionVector\u00a0=\u00a0new<\/span>\u00a0Vector<>();
\u00a0
\u00a0\u00a0map.put(threadName\u00a0+\u00a0\"mainDownLatch\"<\/span>,\u00a0mainDownLatch);
\u00a0\u00a0map.put(threadName\u00a0+\u00a0\"sonDownLatch\"<\/span>,\u00a0sonDownLatch);
\u00a0\u00a0map.put(threadName\u00a0+\u00a0\"rollBackFlag\"<\/span>,\u00a0rollBackFlag);
\u00a0\u00a0map.put(threadName\u00a0+\u00a0\"exceptionVector\"<\/span>,\u00a0exceptionVector);
\u00a0
\u00a0\u00a0try<\/span>\u00a0{
\u00a0\u00a0\u00a0joinPoint.proceed();\/\/\u6267\u884c\u65b9\u6cd5<\/span>
\u00a0\u00a0}\u00a0catch<\/span>\u00a0(Throwable\u00a0e)\u00a0{
\u00a0\u00a0\u00a0exceptionVector.add(0<\/span>,\u00a0e);
\u00a0\u00a0\u00a0rollBackFlag.set(true<\/span>);\/\/\u5b50\u7ebf\u7a0b\u56de\u6eda<\/span>
\u00a0\u00a0\u00a0mainDownLatch.countDown();\/\/\u653e\u884c\u6240\u6709\u5b50\u7ebf\u7a0b<\/span>
\u00a0\u00a0}
\u00a0
\u00a0\u00a0if<\/span>\u00a0(!rollBackFlag.get())\u00a0{
\u00a0\u00a0\u00a0try<\/span>\u00a0{
\u00a0\u00a0\u00a0\u00a0\/\/\u00a0sonDownLatch\u7b49\u5f85\uff0c\u76f4\u5230\u6240\u6709\u5b50\u7ebf\u7a0b\u6267\u884c\u5b8c\u63d2\u5165\u64cd\u4f5c\uff0c\u4f46\u6b64\u65f6\u8fd8\u6ca1\u6709\u63d0\u4ea4\u4e8b\u52a1<\/span>
\u00a0\u00a0\u00a0\u00a0sonDownLatch.await();
\u00a0\u00a0\u00a0\u00a0mainDownLatch.countDown();\/\/\u00a0\u6839\u636erollBackFlag\u72b6\u6001\u653e\u884c\u5b50\u7ebf\u7a0b\u7684await\u5904\uff0c\u544a\u77e5\u662f\u56de\u6eda\u8fd8\u662f\u63d0\u4ea4<\/span>
\u00a0\u00a0\u00a0}\u00a0catch<\/span>\u00a0(Exception\u00a0e)\u00a0{
\u00a0\u00a0\u00a0\u00a0rollBackFlag.set(true<\/span>);
\u00a0\u00a0\u00a0\u00a0exceptionVector.add(0<\/span>,\u00a0e);
\u00a0\u00a0\u00a0}
\u00a0\u00a0}
\u00a0\u00a0if<\/span>\u00a0(CollectionUtils.isNotEmpty(exceptionVector))\u00a0{
\u00a0\u00a0\u00a0map.remove(threadName\u00a0+\u00a0\"mainDownLatch\"<\/span>);
\u00a0\u00a0\u00a0map.remove(threadName\u00a0+\u00a0\"sonDownLatch\"<\/span>);
\u00a0\u00a0\u00a0map.remove(threadName\u00a0+\u00a0\"rollBackFlag\"<\/span>);
\u00a0\u00a0\u00a0map.remove(threadName\u00a0+\u00a0\"exceptionVector\"<\/span>);
\u00a0\u00a0\u00a0throw<\/span>\u00a0exceptionVector.get(0<\/span>);
\u00a0\u00a0}
\u00a0}
\u00a0
\u00a0@Around<\/span>(\"@annotation(com.huigu.common.anno.SonTransaction)\"<\/span>)
\u00a0public<\/span>\u00a0void<\/span>\u00a0sonIntercept<\/span>(ProceedingJoinPoint\u00a0joinPoint)<\/span>\u00a0throws<\/span>\u00a0Throwable\u00a0<\/span>{
\u00a0\u00a0Object[]\u00a0args\u00a0=\u00a0joinPoint.getArgs();
\u00a0\u00a0Thread\u00a0thread\u00a0=\u00a0(Thread)\u00a0args[args.length\u00a0-\u00a01<\/span>];
\u00a0\u00a0String\u00a0threadName\u00a0=\u00a0thread.getName();
\u00a0\u00a0CountDownLatch\u00a0mainDownLatch\u00a0=\u00a0(CountDownLatch)\u00a0map.get(threadName\u00a0+\u00a0\"mainDownLatch\"<\/span>);
\u00a0\u00a0if<\/span>\u00a0(mainDownLatch\u00a0==\u00a0null<\/span>)\u00a0{
\u00a0\u00a0\u00a0\/\/\u4e3b\u4e8b\u52a1\u672a\u52a0\u6ce8\u89e3\u65f6,\u00a0\u76f4\u63a5\u6267\u884c\u5b50\u4e8b\u52a1<\/span>
\u00a0\u00a0\u00a0joinPoint.proceed();\/\/\u8fd9\u91cc\u6700\u597d\u7684\u65b9\u5f0f\u662f:\u4ea4\u7531\u4e0a\u9762\u7684thread\u6765\u8c03\u7528\u6b64\u65b9\u6cd5,\u4f46\u6211\u6ca1\u6709\u627e\u5bfb\u5230\u5bf9\u5e94api,\u53ea\u80fd\u76f4\u63a5\u653e\u5f03\u4e8b\u52a1,\u00a0\u6b22\u8fce\u5927\u795e\u6765\u4f18\u5316,\u00a0\u7559\u8a00\u5206\u4eab<\/span>
\u00a0\u00a0\u00a0return<\/span>;
\u00a0\u00a0}
\u00a0\u00a0CountDownLatch\u00a0sonDownLatch\u00a0=\u00a0(CountDownLatch)\u00a0map.get(threadName\u00a0+\u00a0\"sonDownLatch\"<\/span>);
\u00a0\u00a0AtomicBoolean\u00a0rollBackFlag\u00a0=\u00a0(AtomicBoolean)\u00a0map.get(threadName\u00a0+\u00a0\"rollBackFlag\"<\/span>);
\u00a0\u00a0Vector<Throwable>\u00a0exceptionVector\u00a0=\u00a0(Vector<Throwable>)\u00a0map.get(threadName\u00a0+\u00a0\"exceptionVector\"<\/span>);
\u00a0
\u00a0\u00a0\/\/\u5982\u679c\u8fd9\u65f6\u6709\u4e00\u4e2a\u5b50\u7ebf\u7a0b\u5df2\u7ecf\u51fa\u9519\uff0c\u90a3\u5f53\u524d\u7ebf\u7a0b\u4e0d\u9700\u8981\u6267\u884c<\/span>
\u00a0\u00a0if<\/span>\u00a0(rollBackFlag.get())\u00a0{
\u00a0\u00a0\u00a0sonDownLatch.countDown();
\u00a0\u00a0\u00a0return<\/span>;
\u00a0\u00a0}
\u00a0
\u00a0\u00a0DefaultTransactionDefinition\u00a0def\u00a0=\u00a0new<\/span>\u00a0DefaultTransactionDefinition();\/\/\u00a0\u5f00\u542f\u4e8b\u52a1<\/span>
\u00a0\u00a0def.setPropagationBehavior(TransactionDefinition.PROPAGATION_REQUIRES_NEW);\/\/\u00a0\u8bbe\u7f6e\u4e8b\u52a1\u9694\u79bb\u7ea7\u522b<\/span>
\u00a0\u00a0TransactionStatus\u00a0status\u00a0=\u00a0transactionManager.getTransaction(def);
\u00a0
\u00a0\u00a0try<\/span>\u00a0{
\u00a0\u00a0\u00a0joinPoint.proceed();\/\/\u6267\u884c\u65b9\u6cd5<\/span>
\u00a0
\u00a0\u00a0\u00a0sonDownLatch.countDown();\/\/\u00a0\u5bf9sonDownLatch-1<\/span>
\u00a0\u00a0\u00a0mainDownLatch.await();\/\/\u00a0\u5982\u679cmainDownLatch\u4e0d\u662f0\uff0c\u7ebf\u7a0b\u4f1a\u5728\u6b64\u963b\u585e\uff0c\u76f4\u5230mainDownLatch\u53d8\u4e3a0<\/span>
\u00a0\u00a0\u00a0\/\/\u00a0\u5982\u679c\u80fd\u6267\u884c\u5230\u8fd9\u4e00\u6b65\u8bf4\u660e\u6240\u6709\u5b50\u7ebf\u7a0b\u90fd\u5df2\u7ecf\u6267\u884c\u5b8c\u6bd5\u5224\u65ad\u5982\u679catomicBoolean\u662ftrue\u5c31\u56de\u6edafalse\u5c31\u63d0\u4ea4<\/span>
\u00a0\u00a0\u00a0if<\/span>\u00a0(rollBackFlag.get())\u00a0{
\u00a0\u00a0\u00a0\u00a0transactionManager.rollback(status);
\u00a0\u00a0\u00a0}\u00a0else<\/span>\u00a0{
\u00a0\u00a0\u00a0\u00a0transactionManager.commit(status);
\u00a0\u00a0\u00a0}
\u00a0\u00a0}\u00a0catch<\/span>\u00a0(Throwable\u00a0e)\u00a0{
\u00a0\u00a0\u00a0exceptionVector.add(0<\/span>,\u00a0e);
\u00a0\u00a0\u00a0\/\/\u00a0\u56de\u6eda<\/span>
\u00a0\u00a0\u00a0transactionManager.rollback(status);
\u00a0\u00a0\u00a0\/\/\u00a0\u5e76\u628a\u72b6\u6001\u8bbe\u7f6e\u4e3atrue<\/span>
\u00a0\u00a0\u00a0rollBackFlag.set(true<\/span>);
\u00a0\u00a0\u00a0mainDownLatch.countDown();
\u00a0\u00a0\u00a0sonDownLatch.countDown();
\u00a0\u00a0}
\u00a0}
}
<\/code><\/pre>\n
\u6269\u5c55\u8bf4\u660e: CountDownLatch\u662f\u4ec0\u4e48?<\/strong><\/p>\n
\u4e00\u4e2a\u540c\u6b65\u8f85\u52a9\u7c7b<\/p>\n
    \n
  • \n
    \u521b\u5efa\u5bf9\u8c61\u65f6: \u7528\u7ed9\u5b9a\u7684\u6570\u5b57\u521d\u59cb\u5316\u00a0CountDownLatch<\/code><\/section>\n<\/li>\n
  • \n
    countDown()<\/code>\u00a0\u65b9\u6cd5: \u4f7f\u8ba1\u6570\u51cf1<\/section>\n<\/li>\n
  • \n
    await()<\/code>\u00a0\u65b9\u6cd5: \u963b\u585e\u5f53\u524d\u7ebf\u7a0b, \u76f4\u81f3\u5f53\u524d\u8ba1\u6570\u5230\u8fbe\u96f6\u3002<\/section>\n<\/li>\n<\/ul>\n
    \u672c\u6587\u4e2d:<\/p>\n
    \u7528 \u8ba1\u6570 1 \u521d\u59cb\u5316\u7684\u00a0mainDownLatch<\/code>\u00a0\u5f53\u4f5c\u4e00\u4e2a\u7b80\u5355\u7684\u5f00\/\u5173\u9501\u5b58\u5668\uff0c\u6216\u5165\u53e3\uff1a\u5728\u901a\u8fc7\u8c03\u7528\u00a0countDown()<\/code>\u00a0\u7684\u7ebf\u7a0b\u6253\u5f00\u5165\u53e3\u524d\uff0c\u6240\u6709\u8c03\u7528 await \u7684\u7ebf\u7a0b\u90fd\u4e00\u76f4\u5728\u5165\u53e3\u5904\u7b49\u5f85\u3002<\/p>\n
    \u7528 \u5b50\u7ebf\u7a0b\u6570\u91cf \u521d\u59cb\u5316\u7684\u00a0sonDownLatch<\/code>\u00a0\u53ef\u4ee5\u4f7f\u4e00\u4e2a\u7ebf\u7a0b\u5728 N \u4e2a\u7ebf\u7a0b\u5b8c\u6210\u67d0\u9879\u64cd\u4f5c\u4e4b\u524d\u4e00\u76f4\u7b49\u5f85\uff0c\u6216\u8005\u4f7f\u5176\u5728\u67d0\u9879\u64cd\u4f5c\u5b8c\u6210 N \u6b21\u4e4b\u524d\u4e00\u76f4\u7b49\u5f85\u3002<\/p>\n
    \u7ed9\u5927\u5bb6\u63a8\u8350\u4e00\u6b3e\u6211\u4eec\u81ea\u5df1\u5f00\u53d1\u7684Chrome\u63d2\u4ef6\uff1aYoutube\u4e2d\u6587\u914d\u97f3\u3002\u5982\u679c\u60a8\u8ddf\u6211\u4eec\u4e00\u6837\uff0c\u70ed\u7231\u770b\u56fd\u5916\u7684\u89c6\u9891\u5b66\u4e60\u524d\u6cbf\u77e5\u8bc6\u6216\u8005\u5176\u4ed6\u5185\u5bb9\uff0c\u8be5\u63d2\u4ef6\u53ef\u4ee5\u5f88\u597d\u7684\u5e2e\u52a9\u60a8\u8bb2\u5916\u8bed\u89c6\u9891\u4e00\u952e\u8f6c\u5316\u4e3a\u4e2d\u6587\u89c6\u9891\uff01<\/p>\n
    \u6ce8\u89e3\u4f7f\u7528Demo<\/span><\/h3>\n
    \u4efb\u52a1\u65b9\u6cd5:<\/p>\n
    package<\/span>\u00a0com.example.demo.service;
    \u00a0
    import<\/span>\u00a0com.example.demo.anno.SonTransaction;
    import<\/span>\u00a0org.springframework.scheduling.annotation.Async;
    import<\/span>\u00a0org.springframework.stereotype.Service;
    import<\/span>\u00a0org.springframework.transaction.annotation.Transactional;
    \u00a0
    \/**
    \u00a0*\u00a0\u6d4b\u8bd5\u5b50service
    \u00a0*\/<\/span>
    @Service<\/span>
    public<\/span>\u00a0class<\/span>\u00a0SonService<\/span>\u00a0<\/span>{
    \u00a0
    \u00a0\u00a0\u00a0\u00a0\/**
    \u00a0\u00a0\u00a0\u00a0\u00a0*\u00a0\u53c2\u6570\u8bf4\u660e:\u00a0\u00a0\u4ee5\u4e0b4\u4e2a\u65b9\u6cd5\u53c2\u6570\u548c\u6b64\u76f8\u540c
    \u00a0\u00a0\u00a0\u00a0\u00a0*
    \u00a0\u00a0\u00a0\u00a0\u00a0*\u00a0@param<\/span>\u00a0args\u00a0\u00a0\u00a0\u4e1a\u52a1\u4e2d\u9700\u8981\u4f20\u9012\u7684\u53c2\u6570
    \u00a0\u00a0\u00a0\u00a0\u00a0*\u00a0@param<\/span>\u00a0thread\u00a0\u8c03\u7528\u8005\u7684\u7ebf\u7a0b,\u00a0\u7528\u4e8eaop\u83b7\u53d6\u53c2\u6570,\u00a0\u4e0d\u5efa\u8bae\u4ee5\u65b9\u6cd5\u91cd\u5199\u7684\u65b9\u5f0f\u7b80\u7565\u6b64\u53c2\u6570,
    \u00a0\u00a0\u00a0\u00a0\u00a0*\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u5728\u8c03\u7528\u8005\u65b9\u6cd5\u4e2d\u53ef\u4ee5\u4ee5\u6b64\u53c2\u6570\u4e3a\u6807\u8bc6\u8ba1\u7b97\u5b50\u7ebf\u7a0b\u7684\u4e2a\u6570\u4f5c\u4e3a\u6ce8\u89e3\u53c2\u6570,\u907f\u514d\u7ebf\u7a0b\u53c2\u6570\u8ba1\u7b97\u9519\u8bef\u5bfc\u81f4\u9501\u8868
    \u00a0\u00a0\u00a0\u00a0\u00a0*\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u4f20\u53c2\u65f6\u53c2\u6570\u56fa\u5b9a\u4e3a:\u00a0Thread.currentThread()
    \u00a0\u00a0\u00a0\u00a0\u00a0*\/<\/span>
    \u00a0\u00a0\u00a0\u00a0@Transactional<\/span>(rollbackFor\u00a0=\u00a0Exception.class<\/span>)
    \u00a0\u00a0\u00a0\u00a0@Async<\/span>(\"threadPoolTaskExecutor<\/span>\")
    \u00a0\u00a0\u00a0\u00a0@SonTransaction<\/span>
    \u00a0\u00a0\u00a0\u00a0public<\/span>\u00a0void<\/span>\u00a0sonMethod1<\/span>(String<\/span>\u00a0args<\/span>,\u00a0Thread<\/span>\u00a0thread<\/span>)\u00a0<\/span>{
    \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0System.out.println(args\u00a0+\u00a0\"\u5f00\u542f\u4e86\u7ebf\u7a0b\"<\/span>);
    \u00a0\u00a0\u00a0\u00a0}
    \u00a0
    \u00a0\u00a0\u00a0\u00a0@Transactional<\/span>(rollbackFor\u00a0=\u00a0Exception.class<\/span>)
    \u00a0\u00a0\u00a0\u00a0@Async<\/span>(\"threadPoolTaskExecutor<\/span>\")
    \u00a0\u00a0\u00a0\u00a0@SonTransaction<\/span>
    \u00a0\u00a0\u00a0\u00a0public<\/span>\u00a0void<\/span>\u00a0sonMethod2<\/span>(String<\/span>\u00a0args1<\/span>,\u00a0String<\/span>\u00a0args2<\/span>,\u00a0Thread<\/span>\u00a0thread<\/span>)\u00a0<\/span>{
    \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0System.out.println(args1\u00a0+\u00a0\"\u548c\"<\/span>\u00a0+\u00a0args2\u00a0+\u00a0\"\u5f00\u542f\u4e86\u7ebf\u7a0b\"<\/span>);
    \u00a0\u00a0\u00a0\u00a0}
    \u00a0
    \u00a0\u00a0\u00a0\u00a0@Transactional<\/span>(rollbackFor\u00a0=\u00a0Exception.class<\/span>)
    \u00a0\u00a0\u00a0\u00a0@Async<\/span>(\"threadPoolTaskExecutor<\/span>\")
    \u00a0\u00a0\u00a0\u00a0@SonTransaction<\/span>
    \u00a0\u00a0\u00a0\u00a0public<\/span>\u00a0void<\/span>\u00a0sonMethod3<\/span>(String<\/span>\u00a0args<\/span>,\u00a0Thread<\/span>\u00a0thread<\/span>)\u00a0<\/span>{
    \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0System.out.println(args\u00a0+\u00a0\"\u5f00\u542f\u4e86\u7ebf\u7a0b\"<\/span>);
    \u00a0\u00a0\u00a0\u00a0}
    \u00a0
    \u00a0\u00a0\u00a0\u00a0\/\/sonMethod4\u65b9\u6cd5\u6ca1\u6709\u4f7f\u7528\u7ebf\u7a0b\u6c60<\/span>
    \u00a0\u00a0\u00a0\u00a0@Transactional<\/span>(rollbackFor\u00a0=\u00a0Exception.class<\/span>)
    \u00a0\u00a0\u00a0\u00a0public<\/span>\u00a0void<\/span>\u00a0sonMethod4<\/span>(String<\/span>\u00a0args<\/span>)\u00a0<\/span>{
    \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0System.out.println(args\u00a0+\u00a0\"\u6ca1\u6709\u5f00\u542f\u7ebf\u7a0b\"<\/span>);
    \u00a0\u00a0\u00a0\u00a0}
    }
    <\/code><\/pre>\n
    \u8c03\u7528\u65b9:<\/p>\n
    package<\/span>\u00a0com.example.demo.service;
    \u00a0
    import<\/span>\u00a0com.example.demo.anno.MainTransaction;
    import<\/span>\u00a0org.springframework.stereotype.Service;
    import<\/span>\u00a0org.springframework.transaction.annotation.Transactional;
    \u00a0
    import<\/span>\u00a0javax.annotation.Resource;
    \u00a0
    \/**
    \u00a0*\u00a0\u6d4b\u8bd5\u4e3bservice
    \u00a0*\/<\/span>
    @Service<\/span>
    public<\/span>\u00a0class<\/span>\u00a0MainService<\/span>\u00a0<\/span>{
    \u00a0
    \u00a0\u00a0\u00a0\u00a0@Resource<\/span>
    \u00a0\u00a0\u00a0\u00a0private<\/span>\u00a0SonService\u00a0sonService;
    \u00a0
    \u00a0\u00a0\u00a0\u00a0@MainTransaction<\/span>(3<\/span>)\/\/\u8c03\u7528\u7684\u65b9\u6cd5\u4e2dsonMethod1\/sonMethod2\/sonMethod3\u4f7f\u7528@Async\u5f00\u542f\u4e86\u7ebf\u7a0b,\u00a0\u6240\u4ee5\u53c2\u6570\u4e3a:\u00a03<\/span>
    \u00a0\u00a0\u00a0\u00a0@Transactional<\/span>(rollbackFor\u00a0=\u00a0Exception.class<\/span>)
    \u00a0\u00a0\u00a0\u00a0public<\/span>\u00a0void<\/span>\u00a0test1<\/span>()\u00a0<\/span>{
    \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0sonService.sonMethod1(\"\u8def\u98de\"<\/span>,\u00a0Thread.currentThread());
    \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0sonService.sonMethod2(\"\u7d22\u9686\"<\/span>,\u00a0\"\u5c71\u6cbb\"<\/span>,\u00a0Thread.currentThread());
    \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0sonService.sonMethod3(\"\u5a1c\u7f8e\"<\/span>,\u00a0Thread.currentThread());
    \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0sonService.sonMethod4(\"\u7f57\u5bbe\"<\/span>);
    \u00a0\u00a0\u00a0\u00a0}
    \u00a0
    \u00a0\u00a0\u00a0\u00a0\/*
    \u00a0\u00a0\u00a0\u00a0\u00a0*\u00a0\u6709\u7684\u4e1a\u52a1\u4e2d\u5b58\u5728if\u7684\u591a\u79cd\u53ef\u80fd,\u00a0\u6bcf\u4e00\u79cd\u8d70\u5411\u8c03\u7528\u7684\u65b9\u6cd5(\u5f00\u542f\u7ebf\u7a0b\u7684\u65b9\u6cd5)\u6570\u91cf\u5982\u679c\u4e0d\u540c,\u00a0\u8fd9\u65f6\u53ef\u4ee5\u9009\u62e9\u653e\u5f03\u4f7f\u7528@MainTransaction\u6ce8\u89e3\u907f\u514d\u9501\u8868
    \u00a0\u00a0\u00a0\u00a0\u00a0*\u00a0\u8fd9\u65f6\u5019\u5982\u679c\u53d1\u751f\u5f02\u5e38\u4f1a\u5bfc\u81f4\u591a\u7ebf\u7a0b\u4e0d\u80fd\u540c\u65f6\u56de\u6eda,\u00a0\u53ef\u6839\u636e\u4e1a\u52a1\u81ea\u5df1\u6743\u8861\u662f\u5426\u4f7f\u7528
    \u00a0\u00a0\u00a0\u00a0\u00a0*\/<\/span>
    \u00a0\u00a0\u00a0\u00a0@Transactional<\/span>(rollbackFor\u00a0=\u00a0Exception.class<\/span>)
    \u00a0\u00a0\u00a0\u00a0public<\/span>\u00a0void<\/span>\u00a0test2<\/span>()\u00a0<\/span>{
    \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0sonService.sonMethod1(\"\u8def\u98de\"<\/span>,\u00a0Thread.currentThread());
    \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0sonService.sonMethod2(\"\u7d22\u9686\"<\/span>,\u00a0\"\u5c71\u6cbb\"<\/span>,\u00a0Thread.currentThread());
    \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0sonService.sonMethod3(\"\u5a1c\u7f8e\"<\/span>,\u00a0Thread.currentThread());
    \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0sonService.sonMethod4(\"\u7f57\u5bbe\"<\/span>);
    \u00a0\u00a0\u00a0\u00a0}
    \u00a0
    }
    <\/code><\/pre>\n
    \u6709\u7684\u4e1a\u52a1\u4e2d\u5b58\u5728\u6bd4\u8f83\u590d\u6742\u7684\u5206\u652f, \u4e0d\u540c\u60c5\u51b5\u90fd\u4f1a\u8c03\u7528\u4e0d\u540c\u7684\u65b9\u6cd5\uff0c\u5f00\u542f\u4e0d\u540c\u6570\u91cf\u7684\u7ebf\u7a0b\uff0c\u8fd9\u65f6\u53ef\u4ee5\u9009\u62e9\u653e\u5f03\u4f7f\u7528@MainTransaction\u6ce8\u89e3\u907f\u514d\u9501\u8868\uff0c\u56e0\u6b64\u5728\u4f7f\u7528\u8fc7\u7a0b\u4e2d\uff0c\u9700\u8981\u6839\u636e\u81ea\u5df1\u7684\u6743\u8861\u3002<\/p>\n
    \u6765\u6e90\uff1ablog.csdn.net\/weixin_69672118\/<\/span>article\/details\/127675808<\/span><\/p>\n
    <\/section>\n
    <\/section>\n
    <\/section>\n