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Message("TopicTest" /* Topic */,\n "TagA" /* Tag */,\n ("Hello RocketMQ " + i).getBytes(RemotingHelper.DEFAULT_CHARSET) /* Message body */\n ); //\uff083\uff09\n // \u5229\u7528producer\u8fdb\u884c\u53d1\u9001\uff0c\u5e76\u540c\u6b65\u7b49\u5f85\u53d1\u9001\u7ed3\u679c\n SendResult sendResult = producer.send(msg); //\uff084\uff09\n System.out.printf("%s%n", sendResult);\n }\n // \u4e00\u65e6producer\u4e0d\u518d\u4f7f\u7528\uff0c\u5173\u95edproducer\n producer.shutdown();\n }\n}\n')),(0,a.yg)("admonition",{type:"note"},(0,a.yg)("p",{parentName:"admonition"},"\u540c\u6b65\u53d1\u9001\u65b9\u5f0f\u8bf7\u52a1\u5fc5\u6355\u83b7\u53d1\u9001\u5f02\u5e38\uff0c\u5e76\u505a\u4e1a\u52a1\u4fa7\u5931\u8d25\u515c\u5e95\u903b\u8f91\uff0c\u5982\u679c\u5ffd\u7565\u5f02\u5e38\u5219\u53ef\u80fd\u4f1a\u5bfc\u81f4\u6d88\u606f\u672a\u6210\u529f\u53d1\u9001\u7684\u60c5\u51b5\u3002")),(0,a.yg)("h3",{id:"32-\u5f02\u6b65\u53d1\u9001"},"3.2 \u5f02\u6b65\u53d1\u9001"),(0,a.yg)("p",null,(0,a.yg)("img",{alt:"\u540c\u6b65\u53d1\u9001",src:t(8133).A,width:"900",height:"939"})),(0,a.yg)("p",null,"\u5f02\u6b65\u53d1\u9001\u662f\u6307\u53d1\u9001\u65b9\u53d1\u51fa\u4e00\u6761\u6d88\u606f\u540e\uff0c\u4e0d\u7b49\u670d\u52a1\u7aef\u8fd4\u56de\u54cd\u5e94\uff0c\u63a5\u7740\u53d1\u9001\u4e0b\u4e00\u6761\u6d88\u606f\u7684\u901a\u8baf\u65b9\u5f0f\u3002"),(0,a.yg)("admonition",{type:"note"},(0,a.yg)("p",{parentName:"admonition"},"\u5f02\u6b65\u53d1\u9001\u9700\u8981\u5b9e\u73b0",(0,a.yg)("strong",{parentName:"p"},"\u5f02\u6b65\u53d1\u9001\u56de\u8c03\u63a5\u53e3"),"\uff08SendCallback\uff09\u3002")),(0,a.yg)("p",null,"\u6d88\u606f\u53d1\u9001\u65b9\u5728\u53d1\u9001\u4e86\u4e00\u6761\u6d88\u606f\u540e\uff0c\u4e0d\u9700\u8981\u7b49\u5f85\u670d\u52a1\u7aef\u54cd\u5e94\u5373\u53ef\u53d1\u9001\u7b2c\u4e8c\u6761\u6d88\u606f\uff0c\u53d1\u9001\u65b9\u901a\u8fc7\u56de\u8c03\u63a5\u53e3\u63a5\u6536\u670d\u52a1\u7aef\u54cd\u5e94\uff0c\u5e76\u5904\u7406\u54cd\u5e94\u7ed3\u679c\u3002\u5f02\u6b65\u53d1\u9001\u4e00\u822c\u7528\u4e8e\u94fe\u8def\u8017\u65f6\u8f83\u957f\uff0c\u5bf9\u54cd\u5e94\u65f6\u95f4\u8f83\u4e3a\u654f\u611f\u7684\u4e1a\u52a1\u573a\u666f\u3002\u4f8b\u5982\uff0c\u89c6\u9891\u4e0a\u4f20\u540e\u901a\u77e5\u542f\u52a8\u8f6c\u7801\u670d\u52a1\uff0c\u8f6c\u7801\u5b8c\u6210\u540e\u901a\u77e5\u63a8\u9001\u8f6c\u7801\u7ed3\u679c\u7b49\u3002"),(0,a.yg)("p",null,"\u5982\u4e0b\u662f\u793a\u4f8b\u4ee3\u7801\u3002"),(0,a.yg)("pre",null,(0,a.yg)("code",{parentName:"pre",className:"language-java"},'public class AsyncProducer {\n public static void main(String[] args) throws Exception {\n // \u521d\u59cb\u5316\u4e00\u4e2aproducer\u5e76\u8bbe\u7f6eProducer group name\n DefaultMQProducer producer = new DefaultMQProducer("please_rename_unique_group_name");\n // \u8bbe\u7f6eNameServer\u5730\u5740\n producer.setNamesrvAddr("localhost:9876");\n // \u542f\u52a8producer\n producer.start();\n producer.setRetryTimesWhenSendAsyncFailed(0);\n int messageCount = 100;\n final CountDownLatch countDownLatch = new CountDownLatch(messageCount);\n for (int i = 0; i < messageCount; i++) {\n try {\n final int index = i;\n // \u521b\u5efa\u4e00\u6761\u6d88\u606f\uff0c\u5e76\u6307\u5b9atopic\u3001tag\u3001body\u7b49\u4fe1\u606f\uff0ctag\u53ef\u4ee5\u7406\u89e3\u6210\u6807\u7b7e\uff0c\u5bf9\u6d88\u606f\u8fdb\u884c\u518d\u5f52\u7c7b\uff0cRocketMQ\u53ef\u4ee5\u5728\u6d88\u8d39\u7aef\u5bf9tag\u8fdb\u884c\u8fc7\u6ee4\n Message msg = new Message("TopicTest",\n "TagA",\n "Hello world".getBytes(RemotingHelper.DEFAULT_CHARSET));\n // \u5f02\u6b65\u53d1\u9001\u6d88\u606f, \u53d1\u9001\u7ed3\u679c\u901a\u8fc7callback\u8fd4\u56de\u7ed9\u5ba2\u6237\u7aef\n producer.send(msg, new SendCallback() {\n @Override\n public void onSuccess(SendResult sendResult) {\n System.out.printf("%-10d OK %s %n", index,\n sendResult.getMsgId());\n countDownLatch.countDown();\n }\n @Override\n public void onException(Throwable e) {\n System.out.printf("%-10d Exception %s %n", index, e);\n e.printStackTrace();\n countDownLatch.countDown();\n }\n });\n } catch (Exception e) {\n e.printStackTrace();\n countDownLatch.countDown();\n }\n }\n //\u5f02\u6b65\u53d1\u9001\uff0c\u5982\u679c\u8981\u6c42\u53ef\u9760\u4f20\u8f93\uff0c\u5fc5\u987b\u8981\u7b49\u56de\u8c03\u63a5\u53e3\u8fd4\u56de\u660e\u786e\u7ed3\u679c\u540e\u624d\u80fd\u7ed3\u675f\u903b\u8f91\uff0c\u5426\u5219\u7acb\u5373\u5173\u95edProducer\u53ef\u80fd\u5bfc\u81f4\u90e8\u5206\u6d88\u606f\u5c1a\u672a\u4f20\u8f93\u6210\u529f\n countDownLatch.await(5, TimeUnit.SECONDS);\n // \u4e00\u65e6producer\u4e0d\u518d\u4f7f\u7528\uff0c\u5173\u95edproducer\n producer.shutdown();\n }\n}\n')),(0,a.yg)("admonition",{type:"note"},(0,a.yg)("p",{parentName:"admonition"},"\u5f02\u6b65\u53d1\u9001\u4e0e\u540c\u6b65\u53d1\u9001\u4ee3\u7801\u552f\u4e00\u533a\u522b\u5728\u4e8e\u8c03\u7528send\u63a5\u53e3\u7684\u53c2\u6570\u4e0d\u540c\uff0c\u5f02\u6b65\u53d1\u9001\u4e0d\u4f1a\u7b49\u5f85\u53d1\u9001\u8fd4\u56de\uff0c\u53d6\u800c\u4ee3\u4e4b\u7684\u662fsend\u65b9\u6cd5\u9700\u8981\u4f20\u5165 SendCallback \u7684\u5b9e\u73b0\uff0cSendCallback \u63a5\u53e3\u4e3b\u8981\u6709onSuccess \u548c onException \u4e24\u4e2a\u65b9\u6cd5\uff0c\u8868\u793a\u6d88\u606f\u53d1\u9001\u6210\u529f\u548c\u6d88\u606f\u53d1\u9001\u5931\u8d25\u3002")),(0,a.yg)("h3",{id:"33-\u5355\u5411\u6a21\u5f0f\u53d1\u9001"},"3.3 \u5355\u5411\u6a21\u5f0f\u53d1\u9001"),(0,a.yg)("p",null,(0,a.yg)("img",{alt:"\u540c\u6b65\u53d1\u9001",src:t(59747).A,width:"900",height:"641"})),(0,a.yg)("p",null,"\u53d1\u9001\u65b9\u53ea\u8d1f\u8d23\u53d1\u9001\u6d88\u606f\uff0c\u4e0d\u7b49\u5f85\u670d\u52a1\u7aef\u8fd4\u56de\u54cd\u5e94\u4e14\u6ca1\u6709\u56de\u8c03\u51fd\u6570\u89e6\u53d1\uff0c\u5373\u53ea\u53d1\u9001\u8bf7\u6c42\u4e0d\u7b49\u5f85\u5e94\u7b54\u3002\u6b64\u65b9\u5f0f\u53d1\u9001\u6d88\u606f\u7684\u8fc7\u7a0b\u8017\u65f6\u975e\u5e38\u77ed\uff0c\u4e00\u822c\u5728\u5fae\u79d2\u7ea7\u522b\u3002\u9002\u7528\u4e8e\u67d0\u4e9b\u8017\u65f6\u975e\u5e38\u77ed\uff0c\u4f46\u5bf9\u53ef\u9760\u6027\u8981\u6c42\u5e76\u4e0d\u9ad8\u7684\u573a\u666f\uff0c\u4f8b\u5982\u65e5\u5fd7\u6536\u96c6\u3002"),(0,a.yg)("pre",null,(0,a.yg)("code",{parentName:"pre",className:"language-java"},'public class OnewayProducer {\n public static void main(String[] args) throws Exception{\n // \u521d\u59cb\u5316\u4e00\u4e2aproducer\u5e76\u8bbe\u7f6eProducer group name\n DefaultMQProducer producer = new DefaultMQProducer("please_rename_unique_group_name");\n // \u8bbe\u7f6eNameServer\u5730\u5740\n producer.setNamesrvAddr("localhost:9876");\n // \u542f\u52a8producer\n producer.start();\n for (int i = 0; i < 100; i++) {\n // \u521b\u5efa\u4e00\u6761\u6d88\u606f\uff0c\u5e76\u6307\u5b9atopic\u3001tag\u3001body\u7b49\u4fe1\u606f\uff0ctag\u53ef\u4ee5\u7406\u89e3\u6210\u6807\u7b7e\uff0c\u5bf9\u6d88\u606f\u8fdb\u884c\u518d\u5f52\u7c7b\uff0cRocketMQ\u53ef\u4ee5\u5728\u6d88\u8d39\u7aef\u5bf9tag\u8fdb\u884c\u8fc7\u6ee4\n Message msg = new Message("TopicTest" /* Topic */,\n "TagA" /* Tag */,\n ("Hello RocketMQ " + i).getBytes(RemotingHelper.DEFAULT_CHARSET) /* Message body */\n );\n // \u7531\u4e8e\u5728oneway\u65b9\u5f0f\u53d1\u9001\u6d88\u606f\u65f6\u6ca1\u6709\u8bf7\u6c42\u5e94\u7b54\u5904\u7406\uff0c\u5982\u679c\u51fa\u73b0\u6d88\u606f\u53d1\u9001\u5931\u8d25\uff0c\u5219\u4f1a\u56e0\u4e3a\u6ca1\u6709\u91cd\u8bd5\u800c\u5bfc\u81f4\u6570\u636e\u4e22\u5931\u3002\u82e5\u6570\u636e\u4e0d\u53ef\u4e22\uff0c\u5efa\u8bae\u9009\u7528\u53ef\u9760\u540c\u6b65\u6216\u53ef\u9760\u5f02\u6b65\u53d1\u9001\u65b9\u5f0f\u3002\n producer.sendOneway(msg);\n }\n // \u4e00\u65e6producer\u4e0d\u518d\u4f7f\u7528\uff0c\u5173\u95edproducer\n producer.shutdown();\n }\n}\n')),(0,a.yg)("p",null,"\u5355\u5411\u6a21\u5f0f\u8c03\u7528sendOneway\uff0c\u4e0d\u4f1a\u5bf9\u8fd4\u56de\u7ed3\u679c\u6709\u4efb\u4f55\u7b49\u5f85\u548c\u5904\u7406\u3002"))}m.isMDXComponent=!0},59747:(e,n,t)=>{t.d(n,{A:()=>r});const r=t.p+"assets/images/Oneway\u53d1\u9001-bc1379bd3b8f382c23ff7abac1e0ed95.png"},66407:(e,n,t)=>{t.d(n,{A:()=>r});const r=t.p+"assets/images/\u540c\u6b65\u53d1\u9001-6a8c78dae434afe4fbd970a2836f740c.png"},8133:(e,n,t)=>{t.d(n,{A:()=>r});const r=t.p+"assets/images/\u5f02\u6b65\u53d1\u9001-c05e8e1111d99d8b8b4626e419e9f8e5.png"}}]); |