{"id":264429,"date":"2024-05-15T15:37:25","date_gmt":"2024-05-15T07:37:25","guid":{"rendered":""},"modified":"2024-05-15T15:37:31","modified_gmt":"2024-05-15T07:37:31","slug":"java-%e7%a8%8b%e5%ba%8f%e4%bb%a3%e7%a0%81%e6%80%8e%e4%b9%88%e5%ae%9e%e7%8e%b0%e5%8f%91%e5%b8%83%e5%92%8c%e8%ae%a2%e9%98%85","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/264429.html","title":{"rendered":"java \u7a0b\u5e8f\u4ee3\u7801\u600e\u4e48\u5b9e\u73b0\u53d1\u5e03\u548c\u8ba2\u9605"},"content":{"rendered":"

\"java<\/p>\n

Java\u7a0b\u5e8f\u4ee3\u7801\u8981\u5b9e\u73b0\u53d1\u5e03\u548c\u8ba2\u9605\uff0c\u53ef\u4ee5\u901a\u8fc7\u591a\u79cd\u65b9\u5f0f\u5982\u4f7f\u7528\u6d88\u606f\u4e2d\u95f4\u4ef6\u3001\u5229\u7528Java\u81ea\u5e26\u7684\u89c2\u5bdf\u8005\u6a21\u5f0f\u6216\u901a\u8fc7\u6846\u67b6\uff08\u5982Spring\u7684\u4e8b\u4ef6\u53d1\u5e03\u673a\u5236\uff09\u3002\u901a\u5e38\u6d89\u53ca\u521b\u5efa\u4e8b\u4ef6\u53d1\u5e03\u8005\uff08Publisher\uff09\u548c\u4e8b\u4ef6\u8ba2\u9605\u8005\uff08Subscriber\uff09\u3001\u5b9a\u4e49\u4e8b\u4ef6\uff08Event\uff09\u4ee5\u53ca\u4e8b\u4ef6\u4f20\u9012\u7684\u673a\u5236<\/strong>\u3002\u5176\u4e2d\uff0c\u6d88\u606f\u4e2d\u95f4\u4ef6\u5982Apache Kafka\u3001RabbitMQ\u7b49\u63d0\u4f9b\u4e86\u5065\u58ee\u7684\u89e3\u51b3\u65b9\u6848\uff0c\u800cJava\u81ea\u5e26\u7684observer\u6a21\u5f0f\u5219\u662f\u4e00\u79cd\u8f83\u4e3a\u7b80\u5355\u7684\u5b9e\u73b0\u65b9\u5f0f\u3002\u5728\u672c\u6587\u4e2d\uff0c\u6211\u4eec\u4e3b\u8981\u9488\u5bf9Java\u81ea\u5e26\u7684observer\u6a21\u5f0f\u8fdb\u884c\u6df1\u5165\u4ecb\u7ecd\u3002<\/p>\n<\/p>\n

\u4e00\u3001JAVA\u5185\u7f6e\u7684OBSERVER\u6a21\u5f0f\u4ecb\u7ecd<\/h3>\n<\/p>\n

\u8ba9\u6211\u4eec\u5148\u4eceJava\u81ea\u5e26\u7684\u89c2\u5bdf\u8005\u6a21\u5f0f\u5f00\u59cb\u3002\u5728Java\u4e2d\uff0c\u89c2\u5bdf\u8005\u6a21\u5f0f\u662f\u4e00\u79cd\u5e38\u7528\u7684\u8bbe\u8ba1\u6a21\u5f0f\uff0c\u7528\u4e8e\u5728\u5bf9\u8c61\u95f4\u5b9e\u73b0\u53d1\u5e03\/\u8ba2\u9605\u7684\u4e8b\u4ef6\u901a\u77e5\u673a\u5236\u3002\u5728\u8fd9\u4e2a\u6a21\u5f0f\u4e2d\uff0c\u88ab\u89c2\u5bdf\u7684\u5bf9\u8c61\u79f0\u4f5c\u201cSubject\u201d\uff0c\u800c\u89c2\u5bdf\u8005\u79f0\u4f5c\u201cObserver\u201d\u3002<\/p>\n<\/p>\n

Java\u7684java.util.Observable\u7c7b\u548cjava.util.Observer\u63a5\u53e3\u76f4\u63a5\u652f\u6301\u8fd9\u79cd\u6a21\u5f0f<\/strong>\u3002\u4f46\u662f\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u4eceJava 9\u5f00\u59cb\uff0c\u8fd9\u4e00\u673a\u5236\u5df2\u7ecf\u88ab\u6807\u8bb0\u4e3a\u8fc7\u65f6\uff0c\u56e0\u4e3a\u5b83\u4e0d\u662f\u7ebf\u7a0b\u5b89\u5168\u7684\uff0c\u5e76\u4e14\u4e0eJava\u7684\u51fd\u6570\u5f0f\u7f16\u7a0b\u98ce\u683c\u4e0d\u517c\u5bb9\u3002\u5c3d\u7ba1\u5982\u6b64\uff0c\u7406\u89e3\u8fd9\u4e00\u673a\u5236\u7684\u57fa\u672c\u6982\u5ff5\u5bf9\u4e8e\u5b9e\u73b0\u53d1\u5e03\u548c\u8ba2\u9605\u903b\u8f91\u4ecd\u7136\u6709\u6307\u5bfc\u610f\u4e49\u3002<\/p>\n<\/p>\n

\u4e8c\u3001\u5b9a\u4e49\u4e8b\u4ef6\uff08EVENT\uff09<\/h3>\n<\/p>\n

\u7b2c\u4e00\u6b65\u662f\u5b9a\u4e49\u4e8b\u4ef6\u3002\u4e8b\u4ef6\u5bf9\u8c61\u5305\u542b\u4e86\u4e8b\u4ef6\u53d1\u751f\u65f6\u6240\u6709\u7684\u5fc5\u8981\u4fe1\u606f\u3002\u5728Java\u4e2d\uff0c\u4f60\u53ef\u4ee5\u901a\u8fc7\u521b\u5efa\u4e00\u4e2a\u7c7b\u6765\u5b9a\u4e49\u4e8b\u4ef6\u3002<\/p>\n<\/p>\n

public class MessageEvent {<\/p>\n
    private String message;<\/p>\n
    public MessageEvent(String message) {<\/p>\n
        this.message = message;<\/p>\n
    }<\/p>\n
    public String getMessage() {<\/p>\n
        return message;<\/p>\n
    }<\/p>\n
}<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u8fd9\u4e2aMessageEvent\u7c7b\u5c31\u662f\u4e00\u4e2a\u7b80\u5355\u7684\u4e8b\u4ef6\u7c7b\uff0c\u5305\u542b\u4e86\u4e00\u4e2a\u9700\u8981\u88ab\u4f20\u9012\u7684\u6d88\u606f\u3002<\/p>\n<\/p>\n
\u4e09\u3001\u521b\u5efa\u8ba2\u9605\u8005\uff08SUBSCRIBER\uff09<\/h3>\n<\/p>\n
\u8ba2\u9605\u8005\u662f\u5b9e\u73b0java.util.Observer\u63a5\u53e3\u7684\u7c7b\uff0c\u8fd9\u4e9b\u7c7b\u9700\u8981\u5b9e\u73b0update\u65b9\u6cd5\uff0c\u8fd9\u6837\u5f53\u4e8b\u4ef6\u88ab\u53d1\u5e03\u65f6\uff0c\u5b83\u4eec\u80fd\u6536\u5230\u901a\u77e5\u3002<\/p>\n<\/p>\n
import java.util.Observable;<\/p>\n
import java.util.Observer;<\/p>\n
public class EventSubscriber implements Observer {<\/p>\n
    private String name;<\/p>\n
    public EventSubscriber(String name) {<\/p>\n
        this.name = name;<\/p>\n
    }<\/p>\n
    @Override<\/p>\n
    public void update(Observable o, Object arg) {<\/p>\n
        if(arg instanceof MessageEvent) {<\/p>\n
            MessageEvent event = (MessageEvent) arg;<\/p>\n
            System.out.println(name + " received: " + event.getMessage());<\/p>\n
        }<\/p>\n
    }<\/p>\n
}<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u56db\u3001\u521b\u5efa\u53d1\u5e03\u8005\uff08PUBLISHER\uff09<\/h3>\n<\/p>\n
\u53d1\u5e03\u8005\u8d23\u4efb\u662f\u7ba1\u7406\u8ba2\u9605\u8005\u5217\u8868\u4ee5\u53ca\u5728\u9002\u5f53\u7684\u65f6\u5019\u53d1\u5e03\u4e8b\u4ef6\u3002\u5b83\u7ee7\u627f\u81eaObservable\u7c7b\u3002<\/p>\n<\/p>\n
import java.util.Observable;<\/p>\n
public class EventPublisher extends Observable {<\/p>\n
    public void publishEvent(MessageEvent event) {<\/p>\n
        \/\/ \u6807\u8bb0\u72b6\u6001\u5df2\u6539\u53d8<\/p>\n
        setChanged();<\/p>\n
        \/\/ \u901a\u77e5\u6240\u6709\u89c2\u5bdf\u8005<\/p>\n
        notifyObservers(event);<\/p>\n
    }<\/p>\n
}<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u4e8b\u4ef6\u53d1\u5e03\u5c31\u662f\u8c03\u7528Observable\u7684\u4e24\u4e2a\u65b9\u6cd5\uff1a\u5148\u662fsetChanged()\u6807\u8bb0\u72b6\u6001\u5df2\u6539\u53d8\uff0c\u7136\u540e\u662fnotifyObservers()\u53d1\u51fa\u901a\u77e5<\/strong>\u3002<\/p>\n<\/p>\n
\u4e94\u3001\u6ce8\u518c\u548c\u901a\u77e5\u673a\u5236<\/h3>\n<\/p>\n
\u8ba2\u9605\u8005\u901a\u8fc7Observable\u5bf9\u8c61\u7684addObserver\u65b9\u6cd5\u6765\u6ce8\u518c\u81ea\u5df1\uff0c\u4ece\u800c\u8ba2\u9605\u4e8b\u4ef6\u3002<\/p>\n<\/p>\n
\u4ee5\u4e0b\u662f\u8bbe\u7f6epublisher\u548csubscriber\u4ee5\u53ca\u5b83\u4eec\u4e4b\u95f4\u4ea4\u4e92\u7684\u5b8c\u6574\u793a\u4f8b\u4ee3\u7801\uff1a<\/p>\n<\/p>\n
public class PubSubDemo {<\/p>\n
    public static void mAI<\/a>n(String[] args) {<\/p>\n
        EventPublisher publisher = new EventPublisher();<\/p>\n
        EventSubscriber subscriber1 = new EventSubscriber("Subscriber1");<\/p>\n
        EventSubscriber subscriber2 = new EventSubscriber("Subscriber2");<\/p>\n
        \/\/ \u6ce8\u518c\u8ba2\u9605\u8005<\/p>\n
        publisher.addObserver(subscriber1);<\/p>\n
        publisher.addObserver(subscriber2);<\/p>\n
        \/\/ \u53d1\u5e03\u4e8b\u4ef6<\/p>\n
        publisher.publishEvent(new MessageEvent("Hello Observer Pattern!"));<\/p>\n
    }<\/p>\n
}<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c\u521b\u5efa\u4e86\u4e24\u4e2a\u8ba2\u9605\u8005\u548c\u4e00\u4e2a\u53d1\u5e03\u8005\uff0c\u7136\u540e\u901a\u8fc7\u4e24\u4e2a\u8ba2\u9605\u8005\u6ce8\u518c\u5230\u53d1\u5e03\u8005\u5b9e\u4f8b\uff0c\u6700\u540e\u901a\u8fc7\u53d1\u5e03\u8005\u53d1\u9001\u4e00\u4e2a\u4e8b\u4ef6\u3002<\/p>\n<\/p>\n
\u516d\u3001\u4f7f\u7528\u6d88\u606f\u4e2d\u95f4\u4ef6\u89e3\u51b3\u65b9\u6848<\/h3>\n<\/p>\n
\u5982\u679c\u4f60\u9700\u8981\u66f4\u590d\u6742\u7684\u53d1\u5e03\/\u8ba2\u9605\u6a21\u578b\u6216\u8005\u662f\u8de8\u5e94\u7528\u901a\u8baf\uff0c\u5efa\u8bae\u4f7f\u7528\u4e13\u95e8\u7684\u6d88\u606f\u961f\u5217\u6216\u8005\u6d88\u606f\u4e2d\u95f4\u4ef6\u3002<\/p>\n<\/p>\n
\u4f8b\u5982\uff0c\u4f7f\u7528RabbitMQ\uff0c\u4f60\u53ef\u4ee5\u521b\u5efa\u4e00\u4e2a\u751f\u4ea7\u8005\uff08Producer\uff09\u548c\u4e00\u4e2a\u6d88\u8d39\u8005\uff08Consumer\uff09\u3002\u751f\u4ea7\u8005\u8d1f\u8d23\u53d1\u9001\u6d88\u606f\u5230\u6d88\u606f\u961f\u5217\uff0c\u800c\u6d88\u8d39\u8005\u4ece\u961f\u5217\u4e2d\u63a5\u6536\u6d88\u606f\u3002\u8fd9\u79cd\u65b9\u6cd5\u9002\u5408\u5206\u5e03\u5f0f\u7cfb\u7edf\u95f4\u7684\u677e\u8026\u5408\u901a\u4fe1\uff0c\u5e76\u4e14\u53ef\u4ee5\u5904\u7406\u66f4\u9ad8\u7ea7\u7684\u573a\u666f\uff0c\u4f8b\u5982\u8d1f\u8f7d\u5747\u8861\u3001\u6d88\u606f\u6301\u4e45\u5316\u3001\u4e8b\u52a1\u5904\u7406\u7b49\u3002<\/p>\n<\/p>\n
\u4e03\u3001\u5229\u7528\u6846\u67b6\u7684\u4e8b\u4ef6\u53d1\u5e03\u673a\u5236<\/h3>\n<\/p>\n
\u5728\u4e00\u4e9b\u73b0\u4ee3\u7684Java\u6846\u67b6\u5982Spring\u4e2d\uff0c\u4e5f\u63d0\u4f9b\u4e86\u4e8b\u4ef6\u53d1\u5e03\u548c\u76d1\u542c\u7684\u652f\u6301\u3002\u901a\u5e38\u60c5\u51b5\u4e0b\uff0c\u8fd9\u4e9b\u6846\u67b6\u5b9a\u4e49\u4e86\u4e8b\u4ef6\u7684\u57fa\u672c\u63a5\u53e3\u6216\u7c7b\uff0c\u5141\u8bb8\u4f60\u521b\u5efa\u81ea\u5df1\u7684\u4e8b\u4ef6\u5bf9\u8c61\uff0c\u5e76\u4e14\u63d0\u4f9b\u4e86\u7528\u4e8e\u53d1\u5e03\u548c\u8ba2\u9605\u4e8b\u4ef6\u7684\u673a\u5236\u3002<\/p>\n<\/p>\n
\u4f8b\u5982\uff0c\u5728Spring\u6846\u67b6\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528ApplicationEvent\u7c7b\u548cApplicationListener\u63a5\u53e3\u6765\u6784\u5efa\u57fa\u4e8e\u4e8b\u4ef6\u7684\u7ec4\u4ef6\u3002\u53d1\u5e03\u4e8b\u4ef6\u65f6\uff0c\u53ea\u9700\u7b80\u5355\u5730\u8ba9Spring\u7684ApplicationContext\u53d1\u5e03\u4e8b\u4ef6\u5373\u53ef\u3002<\/p>\n<\/p>\n
\u516b\u3001\u603b\u7ed3<\/h3>\n<\/p>\n
\u5b9e\u73b0\u53d1\u5e03\u548c\u8ba2\u9605\u673a\u5236\u662f\u6784\u5efa\u677e\u8026\u5408\u7cfb\u7edf\u7684\u5173\u952e\u6280\u672f\u3002Java\u63d0\u4f9b\u4e86Observer\u6a21\u5f0f\u7684\u5185\u7f6e\u652f\u6301\uff0c\u4e0d\u8fc7\u6b64\u673a\u5236\u5728\u6700\u65b0\u7248Java\u4e2d\u5df2\u88ab\u6807\u4e3a\u8fc7\u65f6\u3002\u6d88\u606f\u4e2d\u95f4\u4ef6\u548c\u7279\u5b9a\u6846\u67b6\u7684\u4e8b\u4ef6\u53d1\u5e03\u673a\u5236\u63d0\u4f9b\u4e86\u66f4\u52a0\u5065\u58ee\u3001\u7075\u6d3b\u4e14\u9002\u7528\u4e8e\u5206\u5e03\u5f0f\u73af\u5883\u7684\u89e3\u51b3\u65b9\u6848\u3002<\/p>\n<\/p>\n
\u91cd\u8981\u7684\u662f\u8981\u9009\u62e9\u4e00\u4e2a\u9002\u5408\u9879\u76ee\u9700\u6c42\u3001\u80fd\u591f\u6269\u5c55\u5e76\u4e14\u6613\u4e8e\u7ef4\u62a4\u7684\u53d1\u5e03\u548c\u8ba2\u9605\u673a\u5236<\/strong>\u3002\u5bf9\u4e8e\u7b80\u5355\u7684\u5e94\u7528\u7a0b\u5e8f\uff0cJava\u5185\u7f6e\u7684Observer\u6a21\u5f0f\u53ef\u80fd\u8db3\u591f\u4e86\u3002\u800c\u5bf9\u4e8e\u9700\u8981\u9ad8\u541e\u5410\u91cf\u3001\u9ad8\u53ef\u9760\u6027\u6216\u8de8\u5e94\u7528\u7a0b\u5e8f\u901a\u4fe1\u7684\u590d\u6742\u7cfb\u7edf\uff0c\u4f7f\u7528\u5982RabbitMQ\u6216Kafka\u8fd9\u6837\u7684\u6d88\u606f\u4e2d\u95f4\u4ef6\u4f1a\u662f\u66f4\u597d\u7684\u9009\u62e9\u3002\u800c\u5bf9\u4e8e\u4f7f\u7528Spring\u7b49\u6846\u67b6\u7684\u5e94\u7528\u6765\u8bf4\uff0c\u5229\u7528\u5176\u63d0\u4f9b\u7684\u4e8b\u4ef6\u53d1\u5e03\u673a\u5236\u5c06\u4f1a\u975e\u5e38\u65b9\u4fbf\u548c\u5f3a\u5927\u3002<\/p>\n<\/p>\n
\u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n
1.<\/strong> \u5982\u4f55\u4f7f\u7528Java\u7a0b\u5e8f\u4ee3\u7801\u5b9e\u73b0\u53d1\u5e03\u548c\u8ba2\u9605\u529f\u80fd\uff1f<\/p>\n
\u5728Java\u7a0b\u5e8f\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u6d88\u606f\u961f\u5217\u6765\u5b9e\u73b0\u53d1\u5e03\u548c\u8ba2\u9605\u7684\u529f\u80fd\u3002\u5e38\u7528\u7684\u6d88\u606f\u961f\u5217\u7cfb\u7edf\u6709Apache Kafka\u3001RabbitMQ\u7b49\u3002<\/p>\n
\u9996\u5148\uff0c\u9700\u8981\u521b\u5efa\u4e00\u4e2a\u6d88\u606f\u961f\u5217\u5b9e\u4f8b\uff0c\u4f8b\u5982\u4f7f\u7528Apache Kafka\u521b\u5efa\u4e00\u4e2atopic\uff08\u4e3b\u9898\uff09\u3002\u7136\u540e\uff0c\u521b\u5efa\u4e00\u4e2a\u751f\u4ea7\u8005\uff08Publisher\uff09\u7a0b\u5e8f\uff0c\u5c06\u6d88\u606f\u53d1\u9001\u5230\u8be5topic\u4e2d\u3002\u751f\u4ea7\u8005\u53ef\u4ee5\u4f7f\u7528Kafka\u7684Java\u5ba2\u6237\u7aefAPI\u6765\u5b9e\u73b0\u3002<\/p>\n
\u63a5\u7740\uff0c\u521b\u5efa\u4e00\u4e2a\u6216\u591a\u4e2a\u6d88\u8d39\u8005\uff08Consumer\uff09\u7a0b\u5e8f\u3002\u6d88\u8d39\u8005\u8ba2\u9605\u8ba2\u9605\u8be5topic\uff0c\u7136\u540e\u4ece\u6d88\u606f\u961f\u5217\u4e2d\u63a5\u6536\u6d88\u606f\u3002\u6d88\u8d39\u8005\u53ef\u4ee5\u5728\u4ee3\u7801\u4e2d\u5b9a\u4e49\u6d88\u606f\u5904\u7406\u903b\u8f91\uff0c\u4f8b\u5982\u5c06\u6d88\u606f\u4fdd\u5b58\u5230\u6570\u636e\u5e93\u6216\u6267\u884c\u5176\u4ed6\u4e1a\u52a1\u903b\u8f91\u3002<\/p>\n
\u5728\u4f7f\u7528\u6d88\u606f\u961f\u5217\u5b9e\u73b0\u53d1\u5e03\u548c\u8ba2\u9605\u529f\u80fd\u65f6\uff0c\u9700\u8981\u6ce8\u610f\u4fdd\u8bc1\u6d88\u606f\u7684\u987a\u5e8f\u6027\u548c\u53ef\u9760\u6027\u3002\u53ef\u4ee5\u4f7f\u7528\u6d88\u606fid\u3001\u65f6\u95f4\u6233\u7b49\u65b9\u5f0f\u6765\u5b9e\u73b0\u6d88\u606f\u7684\u6709\u5e8f\u6d88\u8d39\uff0c\u540c\u65f6\u8fd8\u53ef\u4ee5\u914d\u7f6e\u6d88\u606f\u961f\u5217\u7684\u590d\u5236\u7b56\u7565\u548c\u6301\u4e45\u5316\u65b9\u5f0f\u6765\u4fdd\u8bc1\u6d88\u606f\u7684\u53ef\u9760\u4f20\u8f93\u3002<\/p>\n
2.<\/strong> \u5728Java\u7a0b\u5e8f\u4e2d\uff0c\u5982\u4f55\u5904\u7406\u53d1\u5e03\u548c\u8ba2\u9605\u7684\u6d88\u606f\uff1f<\/p>\n
\u5728\u5904\u7406\u53d1\u5e03\u548c\u8ba2\u9605\u7684\u6d88\u606f\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528Java\u7684\u4e8b\u4ef6\u9a71\u52a8\u7f16\u7a0b\u6a21\u578b\u3002\u901a\u8fc7\u5b9a\u4e49\u53d1\u5e03\u8005\uff08Publisher\uff09\u548c\u8ba2\u9605\u8005\uff08Subscriber\uff09\u7c7b\uff0c\u53ef\u4ee5\u5b9e\u73b0\u677e\u8026\u5408\u7684\u6d88\u606f\u4f20\u9012\u3002<\/p>\n
\u9996\u5148\uff0c\u5b9a\u4e49\u4e00\u4e2a\u53d1\u5e03\u8005\u7c7b\uff0c\u8be5\u7c7b\u8d1f\u8d23\u53d1\u5e03\u6d88\u606f\u3002\u53d1\u5e03\u8005\u53ef\u4ee5\u5b9a\u4e49\u4e00\u4e2a\u4e8b\u4ef6\u89e6\u53d1\u5668\uff0c\u5f53\u67d0\u4e2a\u6761\u4ef6\u6ee1\u8db3\u65f6\uff0c\u89e6\u53d1\u5bf9\u5e94\u7684\u4e8b\u4ef6\u5e76\u751f\u6210\u6d88\u606f\u3002\u7136\u540e\uff0c\u5c06\u6d88\u606f\u4f20\u9012\u7ed9\u8ba2\u9605\u8005\u3002<\/p>\n
\u63a5\u7740\uff0c\u5b9a\u4e49\u4e00\u4e2a\u8ba2\u9605\u8005\u7c7b\uff0c\u8be5\u7c7b\u8d1f\u8d23\u8ba2\u9605\u5e76\u63a5\u6536\u6d88\u606f\u3002\u8ba2\u9605\u8005\u53ef\u4ee5\u5b9e\u73b0\u4e00\u4e2a\u6216\u591a\u4e2a\u7279\u5b9a\u4e8b\u4ef6\u7684\u5904\u7406\u65b9\u6cd5\uff0c\u4ee5\u5904\u7406\u76f8\u5e94\u7684\u6d88\u606f\u3002\u53ef\u4ee5\u4f7f\u7528Java\u7684\u4e8b\u4ef6\u76d1\u542c\u5668\uff08EventListener\uff09\u63a5\u53e3\u6765\u5b9e\u73b0\u76f8\u5173\u65b9\u6cd5\u3002<\/p>\n
\u5728Java\u4e2d\uff0c\u8fd8\u53ef\u4ee5\u4f7f\u7528\u89c2\u5bdf\u8005\u6a21\u5f0f\u6765\u5b9e\u73b0\u53d1\u5e03\u548c\u8ba2\u9605\u3002\u5b9a\u4e49\u4e00\u4e2a\u89c2\u5bdf\u8005\u63a5\u53e3\uff0c\u5305\u542b\u4e00\u4e2a\u66f4\u65b0\u65b9\u6cd5\uff0c\u5f53\u6709\u65b0\u7684\u6d88\u606f\u53d1\u5e03\u65f6\uff0c\u901a\u77e5\u89c2\u5bdf\u8005\u5e76\u6267\u884c\u66f4\u65b0\u65b9\u6cd5\u3002<\/p>\n
3.<\/strong> \u6709\u54ea\u4e9b\u5e38\u89c1\u7684Java\u6846\u67b6\u53ef\u4ee5\u7528\u6765\u5b9e\u73b0\u53d1\u5e03\u548c\u8ba2\u9605\u529f\u80fd\uff1f<\/p>\n
\u5728Java\u5f00\u53d1\u4e2d\uff0c\u6709\u8bb8\u591a\u6210\u719f\u7684\u6846\u67b6\u53ef\u4ee5\u7528\u6765\u5b9e\u73b0\u53d1\u5e03\u548c\u8ba2\u9605\u529f\u80fd\u3002<\/p>\n
\u5176\u4e2d\u4e00\u4e2a\u5e38\u89c1\u7684\u6846\u67b6\u662fSpring Framework\u3002Spring\u63d0\u4f9b\u4e86\u4e00\u4e2a\u4e8b\u4ef6\/\u76d1\u542c\u5668\uff08Event\/Listener\uff09\u673a\u5236\uff0c\u53ef\u4ee5\u7528\u4e8e\u5b9e\u73b0\u53d1\u5e03\u548c\u8ba2\u9605\u529f\u80fd\u3002\u901a\u8fc7\u5b9a\u4e49\u4e8b\u4ef6\u53d1\u5e03\u8005\u548c\u4e8b\u4ef6\u76d1\u542c\u5668\uff0c\u53ef\u4ee5\u5b9e\u73b0\u4e8b\u4ef6\u7684\u53d1\u5e03\u548c\u8ba2\u9605\u3002<\/p>\n
\u53e6\u4e00\u4e2a\u5e38\u7528\u7684\u6846\u67b6\u662fApache ActiveMQ\u3002ActiveMQ\u662f\u4e00\u4e2a\u652f\u6301JMS\uff08Java\u6d88\u606f\u670d\u52a1\uff09\u7684\u5f00\u6e90\u6d88\u606f\u961f\u5217\u7cfb\u7edf\uff0c\u53ef\u4ee5\u7528\u6765\u5b9e\u73b0\u53d1\u5e03\u548c\u8ba2\u9605\u529f\u80fd\u3002\u901a\u8fc7\u914d\u7f6e\u53d1\u5e03\u8005\u548c\u8ba2\u9605\u8005\uff0c\u53ef\u4ee5\u5728ActiveMQ\u4e2d\u53d1\u5e03\u548c\u63a5\u6536\u6d88\u606f\u3002<\/p>\n
\u9664\u6b64\u4e4b\u5916\uff0c\u8fd8\u6709RabbitMQ\u3001Kafka\u7b49\u6d88\u606f\u961f\u5217\u7cfb\u7edf\uff0c\u5b83\u4eec\u63d0\u4f9b\u4e86\u66f4\u9ad8\u7ea7\u7684\u6d88\u606f\u4f20\u9012\u529f\u80fd\uff0c\u53ef\u4ee5\u5b9e\u73b0\u590d\u6742\u7684\u53d1\u5e03\u548c\u8ba2\u9605\u573a\u666f\u3002<\/p>\n
\u4ee5\u4e0a\u53ea\u662f\u4e00\u4e9b\u5e38\u89c1\u7684\u6846\u67b6\u548c\u65b9\u6cd5\uff0c\u6839\u636e\u5177\u4f53\u9700\u6c42\u9009\u62e9\u5408\u9002\u7684\u6846\u67b6\u6765\u5b9e\u73b0\u53d1\u5e03\u548c\u8ba2\u9605\u529f\u80fd\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"Java\u7a0b\u5e8f\u4ee3\u7801\u8981\u5b9e\u73b0\u53d1\u5e03\u548c\u8ba2\u9605\uff0c\u53ef\u4ee5\u901a\u8fc7\u591a\u79cd\u65b9\u5f0f\u5982\u4f7f\u7528\u6d88\u606f\u4e2d\u95f4\u4ef6\u3001\u5229\u7528Java\u81ea\u5e26\u7684\u89c2\u5bdf\u8005\u6a21\u5f0f\u6216\u901a\u8fc7\u6846\u67b6\uff08\u5982 […]","protected":false},"author":3,"featured_media":264437,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[37],"tags":[],"acf":[],"_links":{"self":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/264429"}],"collection":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/comments?post=264429"}],"version-history":[{"count":0,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/264429\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/264437"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=264429"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=264429"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=264429"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}