{"id":1736,"date":"2023-03-26T20:04:14","date_gmt":"2023-03-26T12:04:14","guid":{"rendered":"https:\/\/www.appblog.cn\/?p=1736"},"modified":"2023-04-23T21:31:14","modified_gmt":"2023-04-23T13:31:14","slug":"alibaba-distributed-transaction-middleware-seata","status":"publish","type":"post","link":"https:\/\/www.appblog.cn\/index.php\/2023\/03\/26\/alibaba-distributed-transaction-middleware-seata\/","title":{"rendered":"\u963f\u91cc\u5206\u5e03\u5f0f\u4e8b\u52a1\u4e2d\u95f4\u4ef6Seata"},"content":{"rendered":"<p><a target=\"_blank\" rel=\"noopener\" href=\"https:\/\/github.com\/seata\/seata\" title=\"Seata\">Seata<\/a> \u662f\u963f\u91cc\u5df4\u5df4\u5f00\u6e90\u7684\u5206\u5e03\u5f0f\u4e8b\u52a1\u4e2d\u95f4\u4ef6\uff0c\u4ee5<strong>\u9ad8\u6548<\/strong>\u5e76\u4e14<strong>\u5bf9\u4e1a\u52a10\u4fb5\u5165<\/strong>\u7684\u65b9\u5f0f\uff0c\u89e3\u51b3<strong>\u5fae\u670d\u52a1<\/strong>\u573a\u666f\u4e0b\u9762\u4e34\u7684\u5206\u5e03\u5f0f\u4e8b\u52a1\u95ee\u9898\u3002<\/p>\n<h2>\u9879\u76ee\u8bf4\u660e<\/h2>\n<p>\u672c\u9879\u76ee\u6f14\u793a\u5982\u4f55\u4f7f\u7528<code>Seata Starter<\/code>\u5b8c\u6210<code>Spring Cloud<\/code>\u5e94\u7528\u7684\u5206\u5e03\u5f0f\u4e8b\u52a1\u63a5\u5165\u3002<\/p>\n<p>\u53c2\u8003\uff1a<a target=\"_blank\" rel=\"noopener\" href=\"https:\/\/github.com\/alibaba\/spring-cloud-alibaba\/blob\/master\/spring-cloud-alibaba-examples\/seata-example\">https:\/\/github.com\/alibaba\/spring-cloud-alibaba\/blob\/master\/spring-cloud-alibaba-examples\/seata-example<\/a><\/p>\n<p><!-- more --><\/p>\n<h3>\u51c6\u5907\u5de5\u4f5c<\/h3>\n<p>\u5728\u8fd0\u884c\u6b64\u793a\u4f8b\u4e4b\u524d\uff0c\u4f60\u9700\u8981\u5148\u5b8c\u6210\u5982\u4e0b\u51e0\u6b65\u51c6\u5907\u5de5\u4f5c\uff1a<\/p>\n<ul>\n<li>\u914d\u7f6e\u6570\u636e\u5e93<\/li>\n<li>\u521b\u5efa<code>UNDO_LOG<\/code>\u8868<\/li>\n<li>\u521b\u5efa\u793a\u4f8b\u4e2d\u4e1a\u52a1\u6240\u9700\u8981\u7684\u6570\u636e\u5e93\u8868<\/li>\n<li>\u542f\u52a8<code>Seata Server<\/code><\/li>\n<\/ul>\n<h3>\u914d\u7f6e\u6570\u636e\u5e93<\/h3>\n<p>\u9996\u5148\uff0c\u9700\u8981\u6709\u4e00\u4e2a\u652f\u6301<code>InnoDB<\/code>\u5f15\u64ce\u7684<code>MySQL<\/code>\u6570\u636e\u5e93\u3002<\/p>\n<blockquote>\n<p>\u6ce8\u610f\uff1a\u5b9e\u9645\u4e0a\uff0c<code>Seata<\/code>\u652f\u6301\u4e0d\u540c\u7684\u5e94\u7528\u4f7f\u7528\u5b8c\u5168\u4e0d\u76f8\u5e72\u7684\u6570\u636e\u5e93\uff0c\u4f46\u662f\u8fd9\u91cc\u4e3a\u4e86\u7b80\u5355\u5730\u6f14\u793a\u4e00\u4e2a\u539f\u7406\uff0c\u6240\u4ee5\u6211\u4eec\u9009\u62e9\u4e86\u53ea\u4f7f\u7528\u4e00\u4e2a\u6570\u636e\u5e93\u3002<\/p>\n<\/blockquote>\n<p>\u5c06<code>account-server<\/code>\u3001<code>order-service<\/code>\u3001<code>storage-service<\/code>\u8fd9\u4e09\u4e2a\u5e94\u7528\u4e2d\u7684<code>resources<\/code>\u76ee\u5f55\u4e0b\u7684<code>application.properties<\/code>\u6587\u4ef6\u4e2d\u7684\u5982\u4e0b\u914d\u7f6e\u4fee\u6539\u6210\u5b9e\u9645\u8fd0\u884c\u73af\u5883\u4e2d\u7684\u5b9e\u9645\u914d\u7f6e\u3002<\/p>\n<pre><code>mysql.server.ip=your mysql server ip address\nmysql.server.port=your mysql server listening port\nmysql.db.name=your database name for test\n\nmysql.user.name=your mysql server username\nmysql.user.password=your mysql server password<\/code><\/pre>\n<h3>\u521b\u5efa undo_log \u8868<\/h3>\n<p><code>Seata AT<\/code>\u6a21\u5f0f \u9700\u8981\u4f7f\u7528\u5230<code>undo_log<\/code>\u8868\u3002<\/p>\n<pre><code class=\"language-sql\">-- \u6ce8\u610f\u6b64\u59040.3.0+ \u589e\u52a0\u552f\u4e00\u7d22\u5f15 ux_undo_log\nCREATE TABLE `undo_log` (\n  `id` bigint(20) NOT NULL AUTO_INCREMENT,\n  `branch_id` bigint(20) NOT NULL,\n  `xid` varchar(100) NOT NULL,\n  `context` varchar(128) NOT NULL,\n  `rollback_info` longblob NOT NULL,\n  `log_status` int(11) NOT NULL,\n  `log_created` datetime NOT NULL,\n  `log_modified` datetime NOT NULL,\n  `ext` varchar(100) DEFAULT NULL,\n  PRIMARY KEY (`id`),\n  UNIQUE KEY `ux_undo_log` (`xid`,`branch_id`)\n) ENGINE=InnoDB AUTO_INCREMENT=1 DEFAULT CHARSET=utf8;<\/code><\/pre>\n<h3>\u521b\u5efa\u793a\u4f8b\u4e2d\u4e1a\u52a1\u6240\u9700\u8981\u7684\u6570\u636e\u5e93\u8868<\/h3>\n<pre><code class=\"language-sql\">DROP TABLE IF EXISTS `storage_tbl`;\nCREATE TABLE `storage_tbl` (\n  `id` int(11) NOT NULL AUTO_INCREMENT,\n  `commodity_code` varchar(255) DEFAULT NULL,\n  `count` int(11) DEFAULT 0,\n  PRIMARY KEY (`id`),\n  UNIQUE KEY (`commodity_code`)\n) ENGINE=InnoDB DEFAULT CHARSET=utf8;\n\nDROP TABLE IF EXISTS `order_tbl`;\nCREATE TABLE `order_tbl` (\n  `id` int(11) NOT NULL AUTO_INCREMENT,\n  `user_id` varchar(255) DEFAULT NULL,\n  `commodity_code` varchar(255) DEFAULT NULL,\n  `count` int(11) DEFAULT 0,\n  `money` int(11) DEFAULT 0,\n  PRIMARY KEY (`id`)\n) ENGINE=InnoDB DEFAULT CHARSET=utf8;\n\nDROP TABLE IF EXISTS `account_tbl`;\nCREATE TABLE `account_tbl` (\n  `id` int(11) NOT NULL AUTO_INCREMENT,\n  `user_id` varchar(255) DEFAULT NULL,\n  `money` int(11) DEFAULT 0,\n  PRIMARY KEY (`id`)\n) ENGINE=InnoDB DEFAULT CHARSET=utf8;<\/code><\/pre>\n<h3>\u542f\u52a8 Seata Server<\/h3>\n<p>\u6253\u5f00\u9875\u9762\uff1a<a target=\"_blank\" rel=\"noopener\" href=\"https:\/\/github.com\/seata\/seata\/releases\">https:\/\/github.com\/seata\/seata\/releases<\/a> \uff0c\u4e0b\u8f7d\u6700\u65b0\u7248\u672c\u7684<code>Seata Server<\/code>\u7aef<\/p>\n<p>\u8fdb\u5165\u89e3\u538b\u4e4b\u540e\u7684<code>bin<\/code>\u76ee\u5f55\uff0c\u6267\u884c\u5982\u4e0b\u547d\u4ee4\u6765\u542f\u52a8\uff0c\u6240\u6709\u542f\u52a8\u53c2\u6570\u4e3a\u53ef\u9009\u9879<\/p>\n<pre><code>sh seata-server.sh -p $LISTEN_PORT -m $MODE(file or db) -h $HOST -e $ENV<\/code><\/pre>\n<ul>\n<li><code>-p<\/code> <code>seata-server<\/code>\u76d1\u542c\u670d\u52a1\u7aef\u53e3\u53f7<\/li>\n<li><code>-m<\/code> \u5b58\u50a8\u6a21\u5f0f\uff0c\u53ef\u9009\u503c\uff1a<code>file<\/code>\u3001<code>db<\/code>\u3002<code>file<\/code>\u7528\u4e8e\u5355\u70b9\u6a21\u5f0f\uff0c<code>db<\/code>\u7528\u4e8e<code>ha<\/code>\u6a21\u5f0f\uff0c\u5f53\u4f7f\u7528<code>db<\/code>\u5b58\u50a8\u6a21\u5f0f\uff0c\u9700\u8981\u4fee\u6539\u914d\u7f6e\u4e2d<code>store<\/code>\u914d\u7f6e\u8282\u70b9\u7684\u6570\u636e\u5e93\u914d\u7f6e\uff0c\u540c\u65f6\u5728\u6570\u636e\u5e93\u4e2d\u521d\u59cb\u5316<a target=\"_blank\" rel=\"noopener\" href=\"https:\/\/github.com\/seata\/seata\/blob\/develop\/server\/src\/main\/resources\/db_store.sql\" title=\"global_table\u3001branch_table\u548clock_table\">global_table\u3001branch_table\u548clock_table<\/a><\/li>\n<li><code>-h<\/code> \u7528\u4e8e\u89e3\u51b3<code>seata-server<\/code>\u548c\u4e1a\u52a1\u4fa7\u8de8\u7f51\u7edc\u95ee\u9898\uff0c\u5176\u914d\u7f6e\u7684<code>host<\/code>\u503c\u76f4\u63a5\u663e\u793a\u5230\u6ce8\u518c\u4e2d\u5fc3\u7684\u670d\u52a1\u53ef\u7528\u5730\u5740<code>host<\/code>\uff0c\u5f53\u8de8\u7f51\u7edc\u65f6\u8fd9\u91cc\u9700\u8981\u914d\u7f6e\u4e3a\u516c\u7f51<code>IP<\/code>\u6216<code>NATIP<\/code>\uff0c\u82e5\u90fd\u5728\u540c\u4e00\u5c40\u57df\u7f51\u5219\u65e0\u9700\u914d\u7f6e<\/li>\n<li><code>-e<\/code> \u7528\u4e8e\u89e3\u51b3\u591a\u73af\u5883\u914d\u7f6e\u4e2d\u5fc3\u9694\u79bb\u95ee\u9898<\/li>\n<\/ul>\n<p>\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u91c7\u7528\u5982\u4e0b\u547d\u4ee4\u6765\u542f\u52a8 Seata Server<\/p>\n<pre><code>sh seata-server.sh -p 8091 -m file<\/code><\/pre>\n<blockquote>\n<p>\u6ce8\u610f\uff1a\u5982\u679c\u4fee\u6539\u4e86<code>endpoint<\/code>\u4e14\u6ce8\u518c\u4e2d\u5fc3\u4f7f\u7528\u9ed8\u8ba4<code>file<\/code>\u7c7b\u578b\uff0c\u90a3\u4e48\u8bb0\u5f97\u9700\u8981\u5728\u5404\u4e2a\u793a\u4f8b\u5de5\u7a0b\u4e2d\u7684<code>file.conf<\/code>\u6587\u4ef6\u4e2d\uff0c\u4fee\u6539<code>grouplist<\/code>\u7684\u503c(\u5f53<code>registry.conf<\/code>\u4e2d<code>registry.type<\/code>\u6216<code>config.type<\/code>\u4e3a<code>file<\/code>\u65f6\u4f1a\u8bfb\u53d6\u5185\u90e8\u7684<code>file<\/code>\u8282\u70b9\u4e2d\u7684\u6587\u4ef6\u540d\uff0c\u82e5<code>type<\/code>\u4e0d\u4e3a<code>file<\/code>\u5c06\u76f4\u63a5\u4ece\u914d\u7f6e\u7c7b\u578b\u7684\u5bf9\u5e94\u5143\u6570\u636e\u7684\u6ce8\u518c\u914d\u7f6e\u4e2d\u5fc3\u8bfb\u53d6\u6570\u636e)\uff0c\u63a8\u8350\u4f7f\u7528<code>Nacos<\/code>\u4f5c\u4e3a\u914d\u7f6e\u6ce8\u518c\u4e2d\u5fc3\u3002<\/p>\n<\/blockquote>\n<h2>\u8fd0\u884c\u793a\u4f8b<\/h2>\n<p>\u5206\u522b\u8fd0\u884c<code>account-server<\/code>\u3001<code>order-service<\/code>\u3001<code>storage-service<\/code>\u548c<code>business-service<\/code>\u8fd9\u56db\u4e2a\u5e94\u7528\u7684<code>Main<\/code>\u51fd\u6570\uff0c\u542f\u52a8\u793a\u4f8b\u3002<\/p>\n<p>\u542f\u52a8\u793a\u4f8b\u540e\uff0c\u901a\u8fc7<code>HTTP<\/code>\u7684<code>GET<\/code>\u65b9\u6cd5\u8bbf\u95ee\u5982\u4e0b\u4e24\u4e2a<code>URL<\/code>\uff0c\u53ef\u4ee5\u5206\u522b\u9a8c\u8bc1\u5728<code>business-service<\/code>\u4e2d \u901a\u8fc7<code>RestTemplate<\/code>\u548c<code>FeignClient<\/code>\u8c03\u7528\u5176\u4ed6\u670d\u52a1\u7684\u573a\u666f\u3002<\/p>\n<pre><code>http:\/\/127.0.0.1:18081\/seata\/feign\n\nhttp:\/\/127.0.0.1:18081\/seata\/rest<\/code><\/pre>\n<h2>\u5982\u4f55\u9a8c\u8bc1\u5206\u5e03\u5f0f\u4e8b\u52a1\u6210\u529f<\/h2>\n<h3>Xid \u4fe1\u606f\u662f\u5426\u6210\u529f\u4f20\u9012<\/h3>\n<p>\u5728<code>account-server<\/code>\u3001<code>order-service<\/code>\u548c<code>storage-service<\/code>\u4e09\u4e2a\u670d\u52a1\u7684<code>Controller<\/code>\u4e2d\uff0c\u7b2c\u4e00\u4e2a\u6267\u884c\u7684\u903b\u8f91\u90fd\u662f\u8f93\u51fa<code>RootContext<\/code>\u4e2d\u7684<code>Xid<\/code>\u4fe1\u606f\uff0c\u5982\u679c\u770b\u5230\u90fd\u8f93\u51fa\u4e86\u6b63\u786e\u7684<code>Xid<\/code>\u4fe1\u606f\uff0c\u5373\u6bcf\u6b21\u90fd\u53d1\u751f\u53d8\u5316\uff0c\u4e14\u540c\u4e00\u6b21\u8c03\u7528\u4e2d\u6240\u6709\u670d\u52a1\u7684<code>Xid<\/code>\u90fd\u4e00\u81f4\u3002\u5219\u8868\u660e<code>Seata<\/code>\u7684<code>Xid<\/code>\u7684\u4f20\u9012\u548c\u8fd8\u539f\u662f\u6b63\u5e38\u7684\u3002<\/p>\n<h3>\u6570\u636e\u5e93\u4e2d\u6570\u636e\u662f\u5426\u4e00\u81f4<\/h3>\n<p>\u5728\u672c\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u6a21\u62df\u4e86\u4e00\u4e2a\u7528\u6237\u8d2d\u4e70\u8d27\u7269\u7684\u573a\u666f\uff0c<code>StorageService<\/code>\u8d1f\u8d23\u6263\u51cf\u5e93\u5b58\u6570\u91cf\uff0c<code>OrderService<\/code>\u8d1f\u8d23\u4fdd\u5b58\u8ba2\u5355\uff0c<code>AccountService<\/code>\u8d1f\u8d23\u6263\u51cf\u7528\u6237\u8d26\u6237\u4f59\u989d\u3002<\/p>\n<p>\u4e3a\u4e86\u6f14\u793a\u6837\u4f8b\uff0c\u6211\u4eec\u5728<code>OrderService<\/code>\u548c<code>AccountService<\/code>\u4e2d \u4f7f\u7528<code>Random.nextBoolean()<\/code>\u7684\u65b9\u5f0f\u6765\u968f\u673a\u629b\u51fa\u5f02\u5e38\uff0c\u6a21\u62df\u4e86\u5728\u670d\u52a1\u8c03\u7528\u65f6\u968f\u673a\u53d1\u751f\u5f02\u5e38\u7684\u573a\u666f\u3002<\/p>\n<p>\u5982\u679c\u5206\u5e03\u5f0f\u4e8b\u52a1\u751f\u6548\u7684\u8bdd\uff0c\u90a3\u4e48\u4ee5\u4e0b\u7b49\u5f0f\u5e94\u8be5\u6210\u7acb<\/p>\n<ul>\n<li>\u7528\u6237\u539f\u59cb\u91d1\u989d(1000) = \u7528\u6237\u73b0\u5b58\u7684\u91d1\u989d + \u8d27\u7269\u5355\u4ef7 (2) <em> \u8ba2\u5355\u6570\u91cf <\/em> \u6bcf\u5355\u7684\u8d27\u7269\u6570\u91cf(2)<\/li>\n<li>\u8d27\u7269\u7684\u521d\u59cb\u6570\u91cf(100) = \u8d27\u7269\u7684\u73b0\u5b58\u6570\u91cf + \u8ba2\u5355\u6570\u91cf * \u6bcf\u5355\u7684\u8d27\u7269\u6570\u91cf(2)<\/li>\n<\/ul>\n<h2>\u5bf9 Spring Cloud \u652f\u6301\u70b9<\/h2>\n<ul>\n<li>\u901a\u8fc7<code>Spring MVC<\/code>\u63d0\u4f9b\u670d\u52a1\u7684\u670d\u52a1\u63d0\u4f9b\u8005\uff0c\u5728\u6536\u5230<code>header<\/code>\u4e2d\u542b\u6709<code>Seata<\/code>\u4fe1\u606f\u7684<code>HTTP<\/code>\u8bf7\u6c42\u65f6\uff0c\u53ef\u4ee5\u81ea\u52a8\u8fd8\u539f<code>Seata<\/code>\u4e0a\u4e0b\u6587<\/li>\n<li>\u652f\u6301\u670d\u52a1\u8c03\u7528\u8005\u901a\u8fc7<code>RestTemplate<\/code>\u8c03\u7528\u65f6\uff0c\u81ea\u52a8\u4f20\u9012<code>Seata<\/code>\u4e0a\u4e0b\u6587<\/li>\n<li>\u652f\u6301\u670d\u52a1\u8c03\u7528\u8005\u901a\u8fc7<code>FeignClient<\/code>\u8c03\u7528\u65f6\uff0c\u81ea\u52a8\u4f20\u9012<code>Seata<\/code>\u4e0a\u4e0b\u6587<\/li>\n<li>\u652f\u6301<code>SeataClient<\/code>\u548c<code>Hystrix<\/code>\u540c\u65f6\u4f7f\u7528\u7684\u573a\u666f<\/li>\n<li>\u652f\u6301<code>SeataClient<\/code>\u548c<code>Sentinel<\/code>\u540c\u65f6\u4f7f\u7528\u7684\u573a\u666f<\/li>\n<\/ul>\n<h2>account-service<\/h2>\n<pre><code class=\"language-xml\">&lt;dependencies&gt;\n    &lt;dependency&gt;\n        &lt;groupId&gt;com.alibaba.cloud&lt;\/groupId&gt;\n        &lt;artifactId&gt;spring-cloud-starter-alibaba-seata&lt;\/artifactId&gt;\n    &lt;\/dependency&gt;\n    &lt;dependency&gt;\n        &lt;groupId&gt;com.alibaba.cloud&lt;\/groupId&gt;\n        &lt;artifactId&gt;spring-cloud-starter-alibaba-nacos-discovery&lt;\/artifactId&gt;\n    &lt;\/dependency&gt;\n    &lt;dependency&gt;\n        &lt;groupId&gt;org.springframework.boot&lt;\/groupId&gt;\n        &lt;artifactId&gt;spring-boot-starter-web&lt;\/artifactId&gt;\n    &lt;\/dependency&gt;\n    &lt;dependency&gt;\n        &lt;groupId&gt;org.springframework.boot&lt;\/groupId&gt;\n        &lt;artifactId&gt;spring-boot-starter-actuator&lt;\/artifactId&gt;\n    &lt;\/dependency&gt;\n    &lt;dependency&gt;\n        &lt;groupId&gt;org.springframework.boot&lt;\/groupId&gt;\n        &lt;artifactId&gt;spring-boot-starter-jdbc&lt;\/artifactId&gt;\n    &lt;\/dependency&gt;\n\n    &lt;dependency&gt;\n        &lt;groupId&gt;com.alibaba&lt;\/groupId&gt;\n        &lt;artifactId&gt;druid-spring-boot-starter&lt;\/artifactId&gt;\n    &lt;\/dependency&gt;\n    &lt;dependency&gt;\n        &lt;groupId&gt;mysql&lt;\/groupId&gt;\n        &lt;artifactId&gt;mysql-connector-java&lt;\/artifactId&gt;\n    &lt;\/dependency&gt;\n    &lt;dependency&gt;\n        &lt;groupId&gt;log4j&lt;\/groupId&gt;\n        &lt;artifactId&gt;log4j&lt;\/artifactId&gt;\n    &lt;\/dependency&gt;\n&lt;\/dependencies&gt;<\/code><\/pre>\n<pre><code class=\"language-java\">import org.springframework.boot.SpringApplication;\nimport org.springframework.boot.autoconfigure.SpringBootApplication;\n\n@SpringBootApplication\npublic class AccountApplication {\n\n    public static void main(String[] args) {\n        SpringApplication.run(AccountApplication.class, args);\n    }\n\n}<\/code><\/pre>\n<pre><code class=\"language-java\">import javax.sql.DataSource;\n\nimport com.alibaba.druid.pool.DruidDataSource;\n\nimport org.springframework.boot.context.properties.ConfigurationProperties;\nimport org.springframework.context.annotation.Bean;\nimport org.springframework.context.annotation.Configuration;\nimport org.springframework.context.annotation.Primary;\nimport org.springframework.jdbc.core.JdbcTemplate;\n\n@Configuration\npublic class DatabaseConfiguration {\n\n    @Bean\n    @Primary\n    @ConfigurationProperties(&quot;spring.datasource&quot;)\n    public DataSource storageDataSource() {\n        return new DruidDataSource();\n    }\n\n    @Bean\n    public JdbcTemplate jdbcTemplate(DataSource dataSource) {\n        JdbcTemplate jdbcTemplate = new JdbcTemplate(dataSource);\n\n        jdbcTemplate.update(&quot;delete from account_tbl where user_id = &#039;U100001&#039;&quot;);\n        jdbcTemplate.update(\n                &quot;insert into account_tbl(user_id, money) values (&#039;U100001&#039;, 10000)&quot;);\n\n        return jdbcTemplate;\n    }\n}<\/code><\/pre>\n<pre><code class=\"language-java\">import java.util.Random;\n\nimport io.seata.core.context.RootContext;\nimport org.slf4j.Logger;\nimport org.slf4j.LoggerFactory;\n\nimport org.springframework.jdbc.core.JdbcTemplate;\nimport org.springframework.web.bind.annotation.PostMapping;\nimport org.springframework.web.bind.annotation.RestController;\n\n@RestController\npublic class AccountController {\n\n    private static final Logger LOGGER = LoggerFactory.getLogger(AccountController.class);\n\n    private static final String SUCCESS = &quot;SUCCESS&quot;;\n\n    private static final String FAIL = &quot;FAIL&quot;;\n\n    private final JdbcTemplate jdbcTemplate;\n\n    private Random random;\n\n    public AccountController(JdbcTemplate jdbcTemplate) {\n        this.jdbcTemplate = jdbcTemplate;\n        this.random = new Random();\n    }\n\n    @PostMapping(value = &quot;\/account&quot;, produces = &quot;application\/json&quot;)\n    public String account(String userId, int money) {\n        LOGGER.info(&quot;Account Service ... xid: &quot; + RootContext.getXID());\n\n        if (random.nextBoolean()) {\n            throw new RuntimeException(&quot;this is a mock Exception&quot;);\n        }\n\n        int result = jdbcTemplate.update(\n                &quot;update account_tbl set money = money - ? where user_id = ?&quot;,\n                new Object[] { money, userId });\n        LOGGER.info(&quot;Account Service End ... &quot;);\n        if (result == 1) {\n            return SUCCESS;\n        }\n        return FAIL;\n    }\n}<\/code><\/pre>\n<pre><code>spring.application.name=account-service\nserver.port=18084\nspring.cloud.nacos.discovery.server-addr=localhost:8848\n\nspring.datasource.name=&quot;accountDataSource&quot;\nspring.datasource.type=com.alibaba.druid.pool.DruidDataSource\nspring.datasource.driver-class-name=com.mysql.jdbc.Driver\nspring.datasource.url=jdbc:mysql:\/\/xxx:3306\/seata?useSSL=false&amp;serverTimezone=UTC\nspring.datasource.username=xxx\nspring.datasource.password=xxx\nspring.datasource.druid.max-active=20\nspring.datasource.druid.min-idle=2\nspring.datasource.druid.initial-size=2\n\nseata.enabled=true\nspring.cloud.alibaba.seata.tx-service-group=account-service\nseata.service.vgroup-mapping.account-service=default\nseata.service.grouplist.default=127.0.0.1:8091\nseata.service.disable-global-transaction=false\n\n## if use registry center\n#seata.registry.type=nacos\n#seata.registry.nacos.cluster=default\n#seata.registry.nacos.server-addr=localhost\n#\n## if use config center\n#seata.config.type=apollo\n#seata.config.apollo.apollo-meta=http:\/\/192.168.1.204:8801\n#seata.config.apollo.app-id=seata-server<\/code><\/pre>\n<h2>order-service<\/h2>\n<pre><code class=\"language-java\">import java.io.Serializable;\n\npublic class Order implements Serializable {\n\n    \/**\n     * id.\n     *\/\n    public long id;\n\n    \/**\n     * user id.\n     *\/\n    public String userId;\n\n    \/**\n     * commodity code.\n     *\/\n    public String commodityCode;\n\n    \/**\n     * count.\n     *\/\n    public int count;\n\n    \/**\n     * money.\n     *\/\n    public int money;\n\n    @Override\n    public String toString() {\n        return &quot;Order{&quot; + &quot;id=&quot; + id + &quot;, userId=&#039;&quot; + userId + &#039;\\&#039;&#039; + &quot;, commodityCode=&#039;&quot;\n                + commodityCode + &#039;\\&#039;&#039; + &quot;, count=&quot; + count + &quot;, money=&quot; + money + &#039;}&#039;;\n    }\n}<\/code><\/pre>\n<pre><code class=\"language-java\">import org.springframework.boot.SpringApplication;\nimport org.springframework.boot.autoconfigure.SpringBootApplication;\nimport org.springframework.context.annotation.Bean;\nimport org.springframework.web.client.RestTemplate;\n\n@SpringBootApplication\npublic class OderApplication {\n\n    public static void main(String[] args) {\n        SpringApplication.run(OderApplication.class, args);\n    }\n\n    @Bean\n    public RestTemplate restTemplate() {\n        return new RestTemplate();\n    }\n}<\/code><\/pre>\n<pre><code class=\"language-java\">import java.sql.Connection;\nimport java.sql.PreparedStatement;\nimport java.sql.SQLException;\nimport java.util.Random;\n\nimport io.seata.core.context.RootContext;\nimport org.slf4j.Logger;\nimport org.slf4j.LoggerFactory;\n\nimport org.springframework.http.HttpEntity;\nimport org.springframework.http.HttpHeaders;\nimport org.springframework.http.MediaType;\nimport org.springframework.http.ResponseEntity;\nimport org.springframework.jdbc.core.JdbcTemplate;\nimport org.springframework.jdbc.core.PreparedStatementCreator;\nimport org.springframework.jdbc.support.GeneratedKeyHolder;\nimport org.springframework.jdbc.support.KeyHolder;\nimport org.springframework.util.LinkedMultiValueMap;\nimport org.springframework.util.MultiValueMap;\nimport org.springframework.web.bind.annotation.PostMapping;\nimport org.springframework.web.bind.annotation.RestController;\nimport org.springframework.web.client.RestTemplate;\n\n@RestController\npublic class OrderController {\n\n    private static final Logger LOGGER = LoggerFactory.getLogger(OrderController.class);\n\n    private static final String SUCCESS = &quot;SUCCESS&quot;;\n\n    private static final String FAIL = &quot;FAIL&quot;;\n\n    private static final String USER_ID = &quot;U100001&quot;;\n\n    private static final String COMMODITY_CODE = &quot;C00321&quot;;\n\n    private final JdbcTemplate jdbcTemplate;\n\n    private final RestTemplate restTemplate;\n\n    private Random random;\n\n    public OrderController(JdbcTemplate jdbcTemplate, RestTemplate restTemplate) {\n        this.jdbcTemplate = jdbcTemplate;\n        this.restTemplate = restTemplate;\n        this.random = new Random();\n    }\n\n    @PostMapping(value = &quot;\/order&quot;, produces = &quot;application\/json&quot;)\n    public String order(String userId, String commodityCode, int orderCount) {\n        LOGGER.info(&quot;Order Service Begin ... xid: &quot; + RootContext.getXID());\n\n        int orderMoney = calculate(commodityCode, orderCount);\n\n        invokerAccountService(orderMoney);\n\n        final Order order = new Order();\n        order.userId = userId;\n        order.commodityCode = commodityCode;\n        order.count = orderCount;\n        order.money = orderMoney;\n\n        KeyHolder keyHolder = new GeneratedKeyHolder();\n\n        int result = jdbcTemplate.update(new PreparedStatementCreator() {\n\n            @Override\n            public PreparedStatement createPreparedStatement(Connection con)\n                    throws SQLException {\n                PreparedStatement pst = con.prepareStatement(\n                        &quot;insert into order_tbl (user_id, commodity_code, count, money) values (?, ?, ?, ?)&quot;,\n                        PreparedStatement.RETURN_GENERATED_KEYS);\n                pst.setObject(1, order.userId);\n                pst.setObject(2, order.commodityCode);\n                pst.setObject(3, order.count);\n                pst.setObject(4, order.money);\n                return pst;\n            }\n        }, keyHolder);\n\n        order.id = keyHolder.getKey().longValue();\n\n        if (random.nextBoolean()) {\n            throw new RuntimeException(&quot;this is a mock Exception&quot;);\n        }\n\n        LOGGER.info(&quot;Order Service End ... Created &quot; + order);\n\n        if (result == 1) {\n            return SUCCESS;\n        }\n        return FAIL;\n    }\n\n    private int calculate(String commodityId, int orderCount) {\n        return 2 * orderCount;\n    }\n\n    private void invokerAccountService(int orderMoney) {\n        String url = &quot;http:\/\/127.0.0.1:18084\/account&quot;;\n        HttpHeaders headers = new HttpHeaders();\n        headers.setContentType(MediaType.APPLICATION_FORM_URLENCODED);\n\n        MultiValueMap&lt;String, String&gt; map = new LinkedMultiValueMap&lt;String, String&gt;();\n\n        map.add(&quot;userId&quot;, USER_ID);\n        map.add(&quot;money&quot;, orderMoney + &quot;&quot;);\n\n        HttpEntity&lt;MultiValueMap&lt;String, String&gt;&gt; request = new HttpEntity&lt;MultiValueMap&lt;String, String&gt;&gt;(\n                map, headers);\n\n        ResponseEntity&lt;String&gt; response = restTemplate.postForEntity(url, request,\n                String.class);\n    }\n\n}<\/code><\/pre>\n<pre><code class=\"language-java\">@SpringBootApplication\npublic class OderApplication {\n\n    public static void main(String[] args) {\n        SpringApplication.run(OderApplication.class, args);\n    }\n\n    @Bean\n    public RestTemplate restTemplate() {\n        return new RestTemplate();\n    }\n}<\/code><\/pre>\n<pre><code>spring.application.name=order-service\nserver.port=18083\nspring.cloud.nacos.discovery.server-addr=localhost:8848\n\nspring.datasource.name=&quot;orderDataSource&quot;\nspring.datasource.type=com.alibaba.druid.pool.DruidDataSource\nspring.datasource.driver-class-name=com.mysql.jdbc.Driver\nspring.datasource.url=jdbc:mysql:\/\/xxx:3306\/seata?useSSL=false&amp;serverTimezone=UTC\nspring.datasource.username=xxx\nspring.datasource.password=xxx\nspring.datasource.druid.max-active=20\nspring.datasource.druid.min-idle=2\nspring.datasource.druid.initial-size=2\n\nseata.enabled=true\nspring.cloud.alibaba.seata.tx-service-group=business-service\nseata.service.vgroup-mapping.business-service=default\nseata.service.grouplist.default=127.0.0.1:8091\nseata.service.disable-global-transaction=false\n\n## if use registry center\n#seata.registry.type=nacos\n#seata.registry.nacos.cluster=default\n#seata.registry.nacos.server-addr=localhost\n#\n## if use config center\n#seata.config.type=apollo\n#seata.config.apollo.apollo-meta=http:\/\/192.168.1.204:8801\n#seata.config.apollo.app-id=seata-server<\/code><\/pre>\n<h2>storage-service<\/h2>\n<pre><code class=\"language-java\">import io.seata.core.context.RootContext;\nimport org.slf4j.Logger;\nimport org.slf4j.LoggerFactory;\n\nimport org.springframework.jdbc.core.JdbcTemplate;\nimport org.springframework.web.bind.annotation.GetMapping;\nimport org.springframework.web.bind.annotation.PathVariable;\nimport org.springframework.web.bind.annotation.RestController;\n\n@RestController\npublic class StorageController {\n\n    private static final Logger LOGGER = LoggerFactory.getLogger(StorageController.class);\n\n    private static final String SUCCESS = &quot;SUCCESS&quot;;\n\n    private static final String FAIL = &quot;FAIL&quot;;\n\n    private final JdbcTemplate jdbcTemplate;\n\n    public StorageController(JdbcTemplate jdbcTemplate) {\n        this.jdbcTemplate = jdbcTemplate;\n    }\n\n    @GetMapping(value = &quot;\/storage\/{commodityCode}\/{count}&quot;, produces = &quot;application\/json&quot;)\n    public String echo(@PathVariable String commodityCode, @PathVariable int count) {\n        LOGGER.info(&quot;Storage Service Begin ... xid: &quot; + RootContext.getXID());\n        int result = jdbcTemplate.update(\n                &quot;update storage_tbl set count = count - ? where commodity_code = ?&quot;,\n                new Object[] { count, commodityCode });\n        LOGGER.info(&quot;Storage Service End ... &quot;);\n        if (result == 1) {\n            return SUCCESS;\n        }\n        return FAIL;\n    }\n\n}<\/code><\/pre>\n<pre><code class=\"language-java\">import javax.sql.DataSource;\n\nimport com.alibaba.druid.pool.DruidDataSource;\n\nimport org.springframework.boot.context.properties.ConfigurationProperties;\nimport org.springframework.context.annotation.Bean;\nimport org.springframework.context.annotation.Configuration;\nimport org.springframework.context.annotation.Primary;\nimport org.springframework.jdbc.core.JdbcTemplate;\n\n@Configuration\npublic class DatabaseConfiguration {\n\n    @Bean\n    @Primary\n    @ConfigurationProperties(&quot;spring.datasource&quot;)\n    public DataSource storageDataSource() {\n        return new DruidDataSource();\n    }\n\n    @Bean\n    public JdbcTemplate jdbcTemplate(DataSource dataSource) {\n\n        JdbcTemplate jdbcTemplate = new JdbcTemplate(dataSource);\n\n        jdbcTemplate.update(&quot;delete from storage_tbl where commodity_code = &#039;C00321&#039;&quot;);\n        jdbcTemplate.update(\n                &quot;insert into storage_tbl(commodity_code, count) values (&#039;C00321&#039;, 100)&quot;);\n\n        return jdbcTemplate;\n    }\n}<\/code><\/pre>\n<pre><code class=\"language-java\">import org.springframework.boot.SpringApplication;\nimport org.springframework.boot.autoconfigure.SpringBootApplication;\n\n@SpringBootApplication\npublic class StorageApplication {\n\n    public static void main(String[] args) {\n        SpringApplication.run(StorageApplication.class, args);\n    }\n\n}<\/code><\/pre>\n<pre><code>spring.application.name=storage-service\nserver.port=18082\nspring.cloud.nacos.discovery.server-addr=localhost:8848\n\nspring.datasource.name=&quot;storageDataSource&quot;\nspring.datasource.type=com.alibaba.druid.pool.DruidDataSource\nspring.datasource.driver-class-name=com.mysql.jdbc.Driver\nspring.datasource.url=jdbc:mysql:\/\/xxx:3306\/seata?useSSL=false&amp;serverTimezone=UTC\nspring.datasource.username=xxx\nspring.datasource.password=xxx\nspring.datasource.druid.max-active=20\nspring.datasource.druid.min-idle=2\nspring.datasource.druid.initial-size=2\n\nseata.enabled=true\nspring.cloud.alibaba.seata.tx-service-group=business-service\nseata.service.vgroup-mapping.business-service=default\nseata.service.grouplist.default=127.0.0.1:8091\nseata.service.disable-global-transaction=false\n\n## if use registry center\n#seata.registry.type=nacos\n#seata.registry.nacos.cluster=default\n#seata.registry.nacos.server-addr=localhost\n#\n## if use config center\n#seata.config.type=apollo\n#seata.config.apollo.apollo-meta=http:\/\/192.168.1.204:8801\n#seata.config.apollo.app-id=seata-server<\/code><\/pre>\n<h2>business-service<\/h2>\n<pre><code class=\"language-xml\">&lt;dependencies&gt;\n    &lt;dependency&gt;\n        &lt;groupId&gt;com.alibaba.cloud&lt;\/groupId&gt;\n        &lt;artifactId&gt;spring-cloud-starter-alibaba-seata&lt;\/artifactId&gt;\n    &lt;\/dependency&gt;\n    &lt;dependency&gt;\n        &lt;groupId&gt;com.alibaba.cloud&lt;\/groupId&gt;\n        &lt;artifactId&gt;spring-cloud-starter-alibaba-nacos-discovery&lt;\/artifactId&gt;\n    &lt;\/dependency&gt;\n    &lt;dependency&gt;\n        &lt;groupId&gt;org.springframework.cloud&lt;\/groupId&gt;\n        &lt;artifactId&gt;spring-cloud-starter-openfeign&lt;\/artifactId&gt;\n    &lt;\/dependency&gt;\n    &lt;dependency&gt;\n        &lt;groupId&gt;org.springframework.cloud&lt;\/groupId&gt;\n        &lt;artifactId&gt;spring-cloud-starter-netflix-hystrix&lt;\/artifactId&gt;\n    &lt;\/dependency&gt;\n    &lt;dependency&gt;\n        &lt;groupId&gt;org.springframework.cloud&lt;\/groupId&gt;\n        &lt;artifactId&gt;spring-cloud-starter-loadbalancer&lt;\/artifactId&gt;\n    &lt;\/dependency&gt;\n    &lt;dependency&gt;\n        &lt;groupId&gt;org.springframework.boot&lt;\/groupId&gt;\n        &lt;artifactId&gt;spring-boot-starter-web&lt;\/artifactId&gt;\n    &lt;\/dependency&gt;\n    &lt;dependency&gt;\n        &lt;groupId&gt;org.springframework.boot&lt;\/groupId&gt;\n        &lt;artifactId&gt;spring-boot-starter-actuator&lt;\/artifactId&gt;\n    &lt;\/dependency&gt;\n    &lt;dependency&gt;\n        &lt;groupId&gt;com.alibaba.cloud&lt;\/groupId&gt;\n        &lt;artifactId&gt;spring-cloud-starter-alibaba-sentinel&lt;\/artifactId&gt;\n    &lt;\/dependency&gt;\n&lt;\/dependencies&gt;<\/code><\/pre>\n<pre><code class=\"language-java\">import org.springframework.boot.SpringApplication;\nimport org.springframework.boot.autoconfigure.SpringBootApplication;\nimport org.springframework.cloud.client.discovery.EnableDiscoveryClient;\nimport org.springframework.cloud.openfeign.EnableFeignClients;\nimport org.springframework.cloud.openfeign.FeignClient;\nimport org.springframework.context.annotation.Bean;\nimport org.springframework.web.bind.annotation.GetMapping;\nimport org.springframework.web.bind.annotation.PathVariable;\nimport org.springframework.web.bind.annotation.PostMapping;\nimport org.springframework.web.bind.annotation.RequestParam;\nimport org.springframework.web.client.RestTemplate;\n\n@SpringBootApplication\n@EnableFeignClients\n@EnableDiscoveryClient(autoRegister = false)\npublic class BusinessApplication {\n\n    public static void main(String[] args) {\n        SpringApplication.run(BusinessApplication.class, args);\n    }\n\n    @Bean\n    public RestTemplate restTemplate() {\n        return new RestTemplate();\n    }\n\n    @FeignClient(&quot;storage-service&quot;)\n    public interface StorageService {\n\n        @GetMapping(path = &quot;\/storage\/{commodityCode}\/{count}&quot;)\n        String storage(@PathVariable(&quot;commodityCode&quot;) String commodityCode,\n                @PathVariable(&quot;count&quot;) int count);\n\n    }\n\n    @FeignClient(&quot;order-service&quot;)\n    public interface OrderService {\n\n        @PostMapping(path = &quot;\/order&quot;)\n        String order(@RequestParam(&quot;userId&quot;) String userId,\n                @RequestParam(&quot;commodityCode&quot;) String commodityCode,\n                @RequestParam(&quot;orderCount&quot;) int orderCount);\n\n    }\n}<\/code><\/pre>\n<pre><code class=\"language-java\">import com.alibaba.cloud.examples.BusinessApplication.OrderService;\nimport com.alibaba.cloud.examples.BusinessApplication.StorageService;\nimport io.seata.spring.annotation.GlobalTransactional;\nimport org.slf4j.Logger;\nimport org.slf4j.LoggerFactory;\n\nimport org.springframework.http.HttpEntity;\nimport org.springframework.http.HttpHeaders;\nimport org.springframework.http.MediaType;\nimport org.springframework.http.ResponseEntity;\nimport org.springframework.util.LinkedMultiValueMap;\nimport org.springframework.util.MultiValueMap;\nimport org.springframework.web.bind.annotation.GetMapping;\nimport org.springframework.web.bind.annotation.RestController;\nimport org.springframework.web.client.RestTemplate;\n\n@RestController\npublic class HomeController {\n\n    private static final Logger LOGGER = LoggerFactory.getLogger(HomeController.class);\n\n    private static final String SUCCESS = &quot;SUCCESS&quot;;\n\n    private static final String FAIL = &quot;FAIL&quot;;\n\n    private static final String USER_ID = &quot;U100001&quot;;\n\n    private static final String COMMODITY_CODE = &quot;C00321&quot;;\n\n    private static final int ORDER_COUNT = 2;\n\n    private final RestTemplate restTemplate;\n\n    private final OrderService orderService;\n\n    private final StorageService storageService;\n\n    public HomeController(RestTemplate restTemplate, OrderService orderService,\n            StorageService storageService) {\n        this.restTemplate = restTemplate;\n        this.orderService = orderService;\n        this.storageService = storageService;\n    }\n\n    @GlobalTransactional(timeoutMills = 300000, name = &quot;spring-cloud-demo-tx&quot;)\n    @GetMapping(value = &quot;\/seata\/rest&quot;, produces = &quot;application\/json&quot;)\n    public String rest() {\n\n        String result = restTemplate.getForObject(\n                &quot;http:\/\/127.0.0.1:18082\/storage\/&quot; + COMMODITY_CODE + &quot;\/&quot; + ORDER_COUNT,\n                String.class);\n\n        if (!SUCCESS.equals(result)) {\n            throw new RuntimeException();\n        }\n\n        String url = &quot;http:\/\/127.0.0.1:18083\/order&quot;;\n        HttpHeaders headers = new HttpHeaders();\n        headers.setContentType(MediaType.APPLICATION_FORM_URLENCODED);\n\n        MultiValueMap&lt;String, String&gt; map = new LinkedMultiValueMap&lt;String, String&gt;();\n        map.add(&quot;userId&quot;, USER_ID);\n        map.add(&quot;commodityCode&quot;, COMMODITY_CODE);\n        map.add(&quot;orderCount&quot;, ORDER_COUNT + &quot;&quot;);\n\n        HttpEntity&lt;MultiValueMap&lt;String, String&gt;&gt; request = new HttpEntity&lt;MultiValueMap&lt;String, String&gt;&gt;(\n                map, headers);\n\n        ResponseEntity&lt;String&gt; response;\n        try {\n            response = restTemplate.postForEntity(url, request, String.class);\n        }\n        catch (Exception exx) {\n            throw new RuntimeException(&quot;mock error&quot;);\n        }\n        result = response.getBody();\n        if (!SUCCESS.equals(result)) {\n            throw new RuntimeException();\n        }\n\n        return SUCCESS;\n    }\n\n    @GlobalTransactional(timeoutMills = 300000, name = &quot;spring-cloud-demo-tx&quot;)\n    @GetMapping(value = &quot;\/seata\/feign&quot;, produces = &quot;application\/json&quot;)\n    public String feign() {\n\n        String result = storageService.storage(COMMODITY_CODE, ORDER_COUNT);\n\n        if (!SUCCESS.equals(result)) {\n            throw new RuntimeException();\n        }\n\n        result = orderService.order(USER_ID, COMMODITY_CODE, ORDER_COUNT);\n\n        if (!SUCCESS.equals(result)) {\n            throw new RuntimeException();\n        }\n\n        return SUCCESS;\n    }\n\n}<\/code><\/pre>\n<pre><code class=\"language-java\">import java.io.Serializable;\n\npublic class Order implements Serializable {\n\n    \/**\n     * order id.\n     *\/\n    public long id;\n\n    \/**\n     * user id.\n     *\/\n    public String userId;\n\n    \/**\n     * commodity code.\n     *\/\n    public String commodityCode;\n\n    \/**\n     * count.\n     *\/\n    public int count;\n\n    \/**\n     * money.\n     *\/\n    public int money;\n\n    @Override\n    public String toString() {\n        return &quot;Order{&quot; + &quot;id=&quot; + id + &quot;, userId=&#039;&quot; + userId + &#039;\\&#039;&#039; + &quot;, commodityCode=&#039;&quot;\n                + commodityCode + &#039;\\&#039;&#039; + &quot;, count=&quot; + count + &quot;, money=&quot; + money + &#039;}&#039;;\n    }\n}<\/code><\/pre>\n<pre><code>server.port=18081\nspring.application.name=business-service\nspring.cloud.nacos.discovery.server-addr=localhost:8848\n# The following configuration can be omitted.\n\n#feign.hystrix.enabled=true\n#feign.sentinel.enabled=true\n\nlogging.level.io.seata=debug\n\nseata.enabled=true\nspring.cloud.alibaba.seata.tx-service-group=business-service\nseata.service.vgroup-mapping.business-service=default\nseata.service.grouplist.default=127.0.0.1:8091\nseata.service.disable-global-transaction=false\n\nspring.cloud.loadbalancer.ribbon.enabled=true\n\n## if use registry center\n#seata.registry.type=nacos\n#seata.registry.nacos.cluster=default\n#seata.registry.nacos.server-addr=localhost\n#\n## if use config center\n#seata.config.type=apollo\n#seata.config.apollo.apollo-meta=http:\/\/192.168.1.204:8801\n#seata.config.apollo.app-id=seata-server<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>Seata \u662f\u963f\u91cc\u5df4\u5df4\u5f00\u6e90\u7684\u5206\u5e03\u5f0f\u4e8b\u52a1\u4e2d\u95f4\u4ef6\uff0c\u4ee5\u9ad8\u6548\u5e76\u4e14\u5bf9\u4e1a\u52a10\u4fb5\u5165\u7684\u65b9\u5f0f\uff0c\u89e3\u51b3\u5fae\u670d\u52a1\u573a\u666f\u4e0b\u9762\u4e34\u7684\u5206\u5e03\u5f0f\u4e8b\u52a1\u95ee [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[15],"tags":[437,87],"class_list":["post-1736","post","type-post","status-publish","format-standard","hentry","category-middleware","tag-seata","tag-87"],"_links":{"self":[{"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/posts\/1736","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/comments?post=1736"}],"version-history":[{"count":0,"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/posts\/1736\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/media?parent=1736"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/categories?post=1736"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/tags?post=1736"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}