{"id":3579,"date":"2022-07-19T11:37:58","date_gmt":"2022-07-19T03:37:58","guid":{"rendered":"https:\/\/www.zeroheart.xyz\/wordpress\/?p=3579"},"modified":"2022-07-19T23:30:41","modified_gmt":"2022-07-19T15:30:41","slug":"spring-cloud%e4%b8%80%e4%ba%9b%e5%b0%8f%e7%9a%84%e7%82%b9","status":"publish","type":"post","link":"https:\/\/www.zeroheart.xyz\/wordpress\/?p=3579","title":{"rendered":"spring cloud\u4e00\u4e9b\u5c0f\u7684\u70b9"},"content":{"rendered":"\n<p>1.Ribbon\u662f\u5ba2\u6237\u7aef\u7684\u8d1f\u8f7d\u5747\u8861\uff0c\u4f7f\u7528discoveryClient\u4ece\u6ce8\u518c\u4e2d\u5fc3\u8bfb\u53d6\u76ee\u6807\u670d\u52a1\u4fe1\u606f\uff0c\u5bf9\u540c\u4e00\u63a5\u53e3\u8bf7\u6c42\u8fdb\u884c\u8ba1\u6570\uff0c\u4f7f\u7528%\u53d6\u4f59\u7b97\u6cd5\u83b7\u53d6\u76ee\u6807\u670d\u52a1\u96c6\u7fa4\u7d22\u5f15\uff0c\u8fd4\u56de\u83b7\u53d6\u5230\u7684\u76ee\u6807\u670d\u52a1\u4fe1\u606f\u3002<\/p>\n\n\n\n<p>2.\u6f0f\u6876\u7b97\u6cd5\uff0c\u662f\u4ee5\u4e00\u4e2a\u6052\u5b9a\u7684\u6d41\u901f\u5f80\u5916\u6d41\u52a8\uff0c\u6c34\u591a\u4e86\u5c31\u76f4\u63a5\u6ea2\u51fa\uff08\u7194\u65ad\uff09\u3002\u4ee4\u724c\u6876\uff0c\u5df2\u4e00\u5b9a\u7684\u901f\u7387\u653e\u5165\u4ee4\u724c\uff0c\u53ef\u4ee5\u548c\u6f0f\u6876\u8fbe\u5230\u76f8\u540c\u7684\u6548\u679c\uff0c\u540c\u65f6\u5728\u6d41\u91cf\u7a81\u53d1\uff0c\u4e14\u662f\u6b63\u5e38\u53ef\u4ee5\u54cd\u5e94\u7684\u60c5\u51b5\uff0c\u53ef\u4ee5\u5927\u91cf\u653e\u5165\u4ee4\u724c\uff0c\u5e94\u5bf9\u7a81\u51fb\u60c5\u51b5\u3002<\/p>\n\n\n\n<p>3.eruka\u7684\u7f3a\u70b9\uff0c\u9700\u89811-3\u4e2a\u5fc3\u8df3\u5468\u671f\uff0c\u624d\u80fd\u611f\u77e5\u5230\u670d\u52a1\u6302\u6389\u7684\u60c5\u51b5\uff0c\u6b64\u65f6\u9700\u8981hystrix\u6765\u642d\u914d\u4f7f\u7528\uff0c\u4fdd\u969c\u80fd\u5f97\u5230\u964d\u7ea7\u7684\u54cd\u5e94\u3002<\/p>\n\n\n\n<p>4.Ribbon\u9ed8\u8ba4\u5e94\u8be5\u662f\u7ebf\u6027\u8f6e\u8bad\uff0c\u4e5f\u6709\u5176\u4ed6\u7684\u89c4\u5219\uff0c\u6bd4\u5982\u968f\u673a\uff0c\u6700\u5927\u53ef\u7528\uff0c\u6743\u91cd\u7b49<\/p>\n\n\n\n<p>5.Spring Event \u673a\u5236\uff0c\u53ef\u4ee5\u7528\u6765\u63a5\u8026\uff0c\u4e00\u4e9b\u7b80\u5355\u7684\u4e1a\u52a1\u4e0d\u5f15\u5165mq\u4e5f\u80fd\u5b9e\u73b0\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">OrderProductEvent extends ApplicationEvent \u5b9a\u4e49\u4e8b\u4ef6\n\nOrderProductListener implements ApplicationListener&lt;OrderProductEvent> \u5b9a\u4e49\u76d1\u542c\npublic void onApplicationEvent(OrderProductEvent event) {\n    String orderId = event.getOrderId();\n    long start = System.currentTimeMillis();\n    Thread.sleep(2000);\n    long end = System.currentTimeMillis();\n    log.info(\"{}\uff1a\u6821\u9a8c\u8ba2\u5355\u5546\u54c1\u4ef7\u683c\u8017\u65f6\uff1a({})\u6beb\u79d2\", orderId, (end - start));\n  }\n\n\/** \u6ce8\u5165ApplicationContext\u7528\u6765\u53d1\u5e03\u4e8b\u4ef6 *\/\nprivate final ApplicationContext applicationContext;\n\napplicationContext.publishEvent(new OrderProductEvent(this, orderId)); \u53d1\u5e03\u4e8b\u4ef6\n\n\n<\/pre>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>1.Ribbon\u662f\u5ba2\u6237\u7aef\u7684\u8d1f\u8f7d\u5747\u8861\uff0c\u4f7f\u7528discoveryClient\u4ece\u6ce8\u518c\u4e2d\u5fc3\u8bfb\u53d6\u76ee\u6807\u670d\u52a1\u4fe1\u606f\uff0c\u5bf9\u540c\u4e00\u63a5\u53e3\u8bf7 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6,215],"tags":[217,216],"_links":{"self":[{"href":"https:\/\/www.zeroheart.xyz\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/3579"}],"collection":[{"href":"https:\/\/www.zeroheart.xyz\/wordpress\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.zeroheart.xyz\/wordpress\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.zeroheart.xyz\/wordpress\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.zeroheart.xyz\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=3579"}],"version-history":[{"count":7,"href":"https:\/\/www.zeroheart.xyz\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/3579\/revisions"}],"predecessor-version":[{"id":3591,"href":"https:\/\/www.zeroheart.xyz\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/3579\/revisions\/3591"}],"wp:attachment":[{"href":"https:\/\/www.zeroheart.xyz\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=3579"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.zeroheart.xyz\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=3579"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.zeroheart.xyz\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=3579"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}