{"id":89213,"date":"2026-08-02T16:48:47","date_gmt":"2026-08-02T08:48:47","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/89213.html"},"modified":"2026-08-02T16:48:47","modified_gmt":"2026-08-02T08:48:47","slug":"java-%e5%bc%80%e5%8f%91%e4%b8%ad%e6%9c%80%e5%b8%b8%e7%94%a8%e7%9a%84%e8%ae%be%e8%ae%a1%e6%a8%a1%e5%bc%8f%e6%9c%89%e5%93%aa%e4%ba%9b%ef%bc%9f%e7%bb%93%e5%90%88%e5%ae%9e%e9%99%85%e5%bc%80%e5%8f%91","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/89213.html","title":{"rendered":"Java \u5f00\u53d1\u4e2d\u6700\u5e38\u7528\u7684\u8bbe\u8ba1\u6a21\u5f0f\u6709\u54ea\u4e9b\uff1f\u7ed3\u5408\u5b9e\u9645\u5f00\u53d1\u60c5\u51b5\u4e00\u6b21\u8bb2\u6e05"},"content":{"rendered":"<p>\u5f88\u591a\u4eba\u5b66\u8bbe\u8ba1\u6a21\u5f0f\u65f6&#xff0c;\u80cc\u7684\u662f\u201c23 \u79cd\u6a21\u5f0f\u201d&#xff1b;\u771f\u6b63\u5199\u9879\u76ee\u65f6&#xff0c;\u5374\u7ecf\u5e38\u4e0d\u77e5\u9053\u8be5\u7528\u54ea\u4e00\u79cd\u3002\u672c\u6587\u4e0d\u6309\u6559\u6750\u9010\u4e2a\u590d\u8ff0\u5b9a\u4e49&#xff0c;\u800c\u662f\u7ed3\u5408 Java \u548c Spring \u5de5\u7a0b&#xff0c;\u804a\u804a\u90a3\u4e9b\u771f\u6b63\u9ad8\u9891\u7684\u8bbe\u8ba1\u6a21\u5f0f\u3001\u5e94\u7528\u573a\u666f&#xff0c;\u4ee5\u53ca\u4f7f\u7528\u65f6\u5bb9\u6613\u8e29\u7684\u5751\u3002<\/p>\n<h3>\u4e00\u3001\u8bbe\u8ba1\u6a21\u5f0f\u5230\u5e95\u89e3\u51b3\u4ec0\u4e48\u95ee\u9898&#xff1f;<\/h3>\n<p>\u521a\u5f00\u59cb\u5199 Java \u9879\u76ee\u65f6&#xff0c;\u6211\u4eec\u66f4\u5173\u5fc3\u7684\u662f\u201c\u529f\u80fd\u80fd\u4e0d\u80fd\u8dd1\u8d77\u6765\u201d\u3002\u4e1a\u52a1\u89c4\u6a21\u53d8\u5927\u540e&#xff0c;\u95ee\u9898\u4f1a\u9010\u6e10\u53d8\u6210&#xff1a;\u589e\u52a0\u4e00\u79cd\u652f\u4ed8\u65b9\u5f0f\u4e3a\u4ec0\u4e48\u8981\u6539\u4e00\u5927\u7247\u4ee3\u7801&#xff1f;\u591a\u4e2a\u6d41\u7a0b\u90fd\u5305\u542b\u76f8\u540c\u6b65\u9aa4&#xff0c;\u4e3a\u4ec0\u4e48\u6bcf\u4e2a\u7c7b\u90fd\u8981\u590d\u5236\u4e00\u904d&#xff1f;\u4e00\u4e2a\u8bf7\u6c42\u8981\u7ecf\u8fc7\u6821\u9a8c\u3001\u98ce\u63a7\u3001\u65e5\u5fd7\u548c\u6743\u9650\u5224\u65ad&#xff0c;\u600e\u6837\u624d\u80fd\u907f\u514d\u5199\u51fa\u51e0\u5341\u5c42 if-else&#xff1f;<\/p>\n<p>\u8bbe\u8ba1\u6a21\u5f0f\u89e3\u51b3\u7684\u5e76\u4e0d\u662f\u8bed\u6cd5\u95ee\u9898&#xff0c;\u800c\u662f\u4ee3\u7801\u5982\u4f55\u9762\u5bf9\u53d8\u5316\u7684\u95ee\u9898\u3002<\/p>\n<p>\u5b83\u662f\u524d\u4eba\u5728\u91cd\u590d\u5de5\u7a0b\u573a\u666f\u4e2d\u603b\u7ed3\u51fa\u6765\u7684\u4e00\u7ec4\u8bbe\u8ba1\u7ecf\u9a8c\u3002\u5408\u7406\u4f7f\u7528\u540e&#xff0c;\u4ee3\u7801\u901a\u5e38\u4f1a\u66f4\u5bb9\u6613\u6269\u5c55\u3001\u590d\u7528\u548c\u6d4b\u8bd5\u3002\u4f46\u8bbe\u8ba1\u6a21\u5f0f\u4e5f\u4e0d\u662f\u8d8a\u591a\u8d8a\u597d\u3002\u5982\u679c\u4e00\u4e2a\u7b80\u5355\u529f\u80fd\u88ab\u62c6\u6210\u5341\u51e0\u4e2a\u63a5\u53e3\u548c\u5b9e\u73b0\u7c7b&#xff0c;\u7ef4\u62a4\u6210\u672c\u53cd\u800c\u53ef\u80fd\u66f4\u9ad8\u3002<\/p>\n<p>\u7ecf\u5178\u7684 GoF \u8bbe\u8ba1\u6a21\u5f0f\u5171\u6709 23 \u79cd&#xff0c;\u901a\u5e38\u5206\u4e3a\u4e09\u7c7b&#xff1a;<\/p>\n<ul>\n<li>\n<p>\u521b\u5efa\u578b\u6a21\u5f0f&#xff1a;\u89e3\u51b3\u5bf9\u8c61\u600e\u4e48\u521b\u5efa&#xff0c;\u5982\u5355\u4f8b\u3001\u5de5\u5382\u3001\u5efa\u9020\u8005\u6a21\u5f0f&#xff1b;<\/p>\n<\/li>\n<li>\n<p>\u7ed3\u6784\u578b\u6a21\u5f0f&#xff1a;\u89e3\u51b3\u7c7b\u548c\u5bf9\u8c61\u600e\u4e48\u7ec4\u5408&#xff0c;\u5982\u4ee3\u7406\u3001\u9002\u914d\u5668\u3001\u88c5\u9970\u5668\u6a21\u5f0f&#xff1b;<\/p>\n<\/li>\n<li>\n<p>\u884c\u4e3a\u578b\u6a21\u5f0f&#xff1a;\u89e3\u51b3\u5bf9\u8c61\u4e4b\u95f4\u600e\u4e48\u534f\u4f5c&#xff0c;\u5982\u7b56\u7565\u3001\u6a21\u677f\u65b9\u6cd5\u3001\u8d23\u4efb\u94fe\u3001\u89c2\u5bdf\u8005\u6a21\u5f0f\u3002<\/p>\n<\/li>\n<\/ul>\n<p>\u5b9e\u9645 Java \u5de5\u7a0b\u4e2d&#xff0c;\u6211\u4eec\u6ca1\u6709\u5fc5\u8981\u4e3a\u4e86\u201c\u51d1\u6a21\u5f0f\u201d\u800c\u4f7f\u7528\u5168\u90e8 23 \u79cd\u3002\u4e0b\u9762\u91cd\u70b9\u4ecb\u7ecd\u6700\u5e38\u89c1\u3001\u4e5f\u6700\u503c\u5f97\u638c\u63e1\u7684\u51e0\u79cd\u3002<\/p>\n<h3>\u4e8c\u3001\u5355\u4f8b\u6a21\u5f0f&#xff1a;\u4fdd\u8bc1\u5168\u5c40\u53ea\u6709\u4e00\u4e2a\u5b9e\u4f8b<\/h3>\n<p>\u5355\u4f8b\u6a21\u5f0f\u9002\u5408\u521b\u5efa\u6210\u672c\u8f83\u9ad8\u3001\u9700\u8981\u7edf\u4e00\u7ba1\u7406&#xff0c;\u800c\u4e14\u4e0d\u5e94\u8be5\u91cd\u590d\u521b\u5efa\u7684\u5bf9\u8c61&#xff0c;\u4f8b\u5982\u914d\u7f6e\u4e2d\u5fc3\u5ba2\u6237\u7aef\u3001\u7ebf\u7a0b\u6c60\u7ba1\u7406\u5668\u548c\u672c\u5730\u7f13\u5b58\u7ba1\u7406\u5668\u3002<\/p>\n<p>Java \u4e2d\u6bd4\u8f83\u7b80\u6d01\u3001\u5b89\u5168\u7684\u5199\u6cd5\u662f\u4f7f\u7528\u679a\u4e3e&#xff1a;<\/p>\n<p>public enum ConfigManager {<br \/>\n    INSTANCE;<\/p>\n<p>    public String get(String key) {<br \/>\n        return &#034;config-value&#034;;<br \/>\n    }<br \/>\n}<\/p>\n<p>\u5728 Spring \u9879\u76ee\u4e2d&#xff0c;Bean \u9ed8\u8ba4\u5c31\u662f\u5355\u4f8b\u4f5c\u7528\u57df&#xff0c;\u6240\u4ee5\u591a\u6570\u4e1a\u52a1\u7c7b\u4e0d\u9700\u8981\u81ea\u5df1\u518d\u624b\u5199\u201c\u53cc\u91cd\u68c0\u67e5\u9501\u201d\u3002\u9700\u8981\u6ce8\u610f\u7684\u662f&#xff0c;Spring \u5355\u4f8b\u53ea\u8868\u793a\u5bb9\u5668\u4e2d\u901a\u5e38\u53ea\u6709\u4e00\u4e2a Bean \u5b9e\u4f8b&#xff0c;\u5e76\u4e0d\u4ee3\u8868\u5b83\u5929\u7136\u7ebf\u7a0b\u5b89\u5168\u3002\u5982\u679c\u6210\u5458\u53d8\u91cf\u4fdd\u5b58\u4e86\u53ef\u53d8\u7684\u8bf7\u6c42\u6570\u636e&#xff0c;\u5e76\u53d1\u8bbf\u95ee\u65f6\u4ecd\u53ef\u80fd\u51fa\u73b0\u6570\u636e\u8986\u76d6\u3002<\/p>\n<h3>\u4e09\u3001\u5de5\u5382\u6a21\u5f0f&#xff1a;\u628a\u5bf9\u8c61\u521b\u5efa\u4e0e\u4e1a\u52a1\u4f7f\u7528\u5206\u5f00<\/h3>\n<p>\u5f53\u7cfb\u7edf\u5b58\u5728\u591a\u79cd\u5b9e\u73b0&#xff0c;\u5e76\u4e14\u8c03\u7528\u65b9\u4e0d\u5e94\u8be5\u5173\u5fc3\u5177\u4f53\u5bf9\u8c61\u5982\u4f55\u521b\u5efa\u65f6&#xff0c;\u53ef\u4ee5\u8003\u8651\u5de5\u5382\u6a21\u5f0f\u3002<\/p>\n<p>\u4f8b\u5982&#xff0c;\u4e00\u4e2a\u8ba2\u5355\u7cfb\u7edf\u540c\u65f6\u652f\u6301\u652f\u4ed8\u5b9d\u3001\u5fae\u4fe1\u548c\u94f6\u884c\u5361\u652f\u4ed8\u3002\u5982\u679c\u4e1a\u52a1\u4ee3\u7801\u4e2d\u5230\u5904\u51fa\u73b0&#xff1a;<\/p>\n<p>if (type.equals(&#034;alipay&#034;)) {<br \/>\n    return new AlipayService();<br \/>\n} else if (type.equals(&#034;wechat&#034;)) {<br \/>\n    return new WechatPayService();<br \/>\n}<\/p>\n<p>\u65b0\u589e\u652f\u4ed8\u65b9\u5f0f\u65f6&#xff0c;\u5f88\u591a\u5730\u65b9\u90fd\u53ef\u80fd\u88ab\u8feb\u4fee\u6539\u3002\u66f4\u5408\u9002\u7684\u65b9\u5f0f\u662f\u8ba9\u5de5\u5382\u7edf\u4e00\u9009\u62e9\u5b9e\u73b0&#xff1a;<\/p>\n<p>public interface PayService {<br \/>\n    void pay(BigDecimal amount);<br \/>\n}<\/p>\n<p>public class PayServiceFactory {<br \/>\n    private final Map&lt;String, PayService&gt; serviceMap;<\/p>\n<p>    public PayServiceFactory(List&lt;PayService&gt; services) {<br \/>\n        this.serviceMap &#061; services.stream()<br \/>\n                .collect(Collectors.toMap(PayService::type, s -&gt; s));<br \/>\n    }<\/p>\n<p>    public PayService get(String type) {<br \/>\n        PayService service &#061; serviceMap.get(type);<br \/>\n        if (service &#061;&#061; null) {<br \/>\n            throw new IllegalArgumentException(&#034;\u4e0d\u652f\u6301\u7684\u652f\u4ed8\u7c7b\u578b&#xff1a;&#034; &#043; type);<br \/>\n        }<br \/>\n        return service;<br \/>\n    }<br \/>\n}<\/p>\n<p>\u5728 Spring \u4e2d&#xff0c;\u7ecf\u5e38\u901a\u8fc7\u201c\u63a5\u53e3 &#043; \u591a\u4e2a Bean &#043; Map \u6ce8\u5165\u201d\u5b9e\u73b0\u7c7b\u4f3c\u6548\u679c\u3002\u5de5\u5382\u6a21\u5f0f\u7684\u4ef7\u503c\u4e0d\u662f\u5c11\u5199\u4e00\u6b21 new&#xff0c;\u800c\u662f\u9694\u79bb\u521b\u5efa\u89c4\u5219&#xff0c;\u8ba9\u4e1a\u52a1\u5c42\u53ea\u4f9d\u8d56\u62bd\u8c61\u3002<\/p>\n<h3>\u56db\u3001\u7b56\u7565\u6a21\u5f0f&#xff1a;\u6d88\u706d\u4e0d\u65ad\u81a8\u80c0\u7684\u6761\u4ef6\u5206\u652f<\/h3>\n<p>\u7b56\u7565\u6a21\u5f0f\u548c\u5de5\u5382\u6a21\u5f0f\u7ecf\u5e38\u4e00\u8d77\u4f7f\u7528\u3002\u5de5\u5382\u8d1f\u8d23\u627e\u5230\u5bf9\u8c61&#xff0c;\u7b56\u7565\u8d1f\u8d23\u5c01\u88c5\u4e0d\u540c\u4e1a\u52a1\u7b97\u6cd5\u3002<\/p>\n<p>\u6bd4\u5982\u4f18\u60e0\u8ba1\u7b97\u53ef\u80fd\u5305\u542b\u6ee1\u51cf\u3001\u6298\u6263\u3001\u4f1a\u5458\u4ef7\u548c\u65b0\u4eba\u4f18\u60e0\u3002\u5982\u679c\u5168\u90e8\u585e\u8fdb\u4e00\u4e2a\u65b9\u6cd5&#xff0c;\u540e\u7eed\u5f88\u5bb9\u6613\u6f14\u53d8\u6210\u590d\u6742\u7684 if-else\u3002\u53ef\u4ee5\u628a\u6bcf\u79cd\u89c4\u5219\u62c6\u6210\u72ec\u7acb\u7b56\u7565&#xff1a;<\/p>\n<p>public interface DiscountStrategy {<br \/>\n    String type();<br \/>\n    BigDecimal calculate(BigDecimal originPrice);<br \/>\n}<\/p>\n<p>\u8c03\u7528\u65f6\u6839\u636e\u7c7b\u578b\u9009\u62e9\u5bf9\u5e94\u7b56\u7565\u5373\u53ef\u3002\u8fd9\u6837\u65b0\u589e\u4e00\u79cd\u4f18\u60e0\u89c4\u5219\u901a\u5e38\u53ea\u9700\u8981\u589e\u52a0\u4e00\u4e2a\u5b9e\u73b0\u7c7b&#xff0c;\u539f\u6709\u6838\u5fc3\u6d41\u7a0b\u65e0\u9700\u4fee\u6539&#xff0c;\u66f4\u7b26\u5408\u5f00\u95ed\u539f\u5219\u3002<\/p>\n<p>\u4f46\u4e0d\u662f\u770b\u5230\u4e24\u4e2a if \u5c31\u5fc5\u987b\u4e0a\u7b56\u7565\u6a21\u5f0f\u3002\u5982\u679c\u5206\u652f\u56fa\u5b9a\u3001\u903b\u8f91\u5f88\u77ed\u3001\u672a\u6765\u4e5f\u4e0d\u4f1a\u6269\u5c55&#xff0c;\u76f4\u63a5\u5224\u65ad\u53cd\u800c\u66f4\u6e05\u695a\u3002\u7b56\u7565\u6a21\u5f0f\u9002\u5408\u7684\u662f\u201c\u53d8\u5316\u9891\u7e41\u4e14\u5404\u5206\u652f\u5177\u6709\u72ec\u7acb\u4e1a\u52a1\u903b\u8f91\u201d\u7684\u573a\u666f\u3002<\/p>\n<h3>\u4e94\u3001\u6a21\u677f\u65b9\u6cd5&#xff1a;\u6d41\u7a0b\u56fa\u5b9a&#xff0c;\u90e8\u5206\u6b65\u9aa4\u5141\u8bb8\u53d8\u5316<\/h3>\n<p>\u6a21\u677f\u65b9\u6cd5\u6a21\u5f0f\u9002\u5408\u6574\u4f53\u6d41\u7a0b\u57fa\u672c\u4e00\u81f4&#xff0c;\u4f46\u67d0\u4e9b\u6b65\u9aa4\u9700\u8981\u7531\u5b50\u7c7b\u5b9a\u5236\u7684\u573a\u666f\u3002<\/p>\n<p>\u4ee5\u6587\u4ef6\u5bfc\u5165\u4e3a\u4f8b&#xff0c;\u4e0d\u8bba\u5bfc\u5165 CSV\u3001Excel \u8fd8\u662f JSON&#xff0c;\u4e3b\u6d41\u7a0b\u901a\u5e38\u90fd\u662f&#xff1a;\u8bfb\u53d6\u6587\u4ef6\u3001\u89e3\u6790\u6570\u636e\u3001\u6821\u9a8c\u3001\u4fdd\u5b58\u3001\u8bb0\u5f55\u7ed3\u679c\u3002\u53ef\u4ee5\u5728\u62bd\u8c61\u7c7b\u4e2d\u56fa\u5b9a\u4e3b\u6d41\u7a0b&#xff0c;\u628a\u89e3\u6790\u6b65\u9aa4\u4ea4\u7ed9\u5b50\u7c7b\u5b9e\u73b0&#xff1a;<\/p>\n<p>public abstract class AbstractImporter {<\/p>\n<p>    public final void importData(File file) {<br \/>\n        checkFile(file);<br \/>\n        List&lt;?&gt; data &#061; parse(file);<br \/>\n        validate(data);<br \/>\n        save(data);<br \/>\n    }<\/p>\n<p>    protected abstract List&lt;?&gt; parse(File file);<br \/>\n}<\/p>\n<p>JDK \u7684 InputStream\u3001Spring \u7684 JdbcTemplate\u3001RedisTemplate \u90fd\u4f53\u73b0\u4e86\u7c7b\u4f3c\u601d\u60f3&#xff1a;\u6846\u67b6\u63a7\u5236\u7a33\u5b9a\u6d41\u7a0b&#xff0c;\u5f00\u53d1\u8005\u53ea\u63d0\u4f9b\u53d8\u5316\u90e8\u5206\u3002<\/p>\n<p>\u6a21\u677f\u65b9\u6cd5\u4f9d\u8d56\u7ee7\u627f&#xff0c;\u6d41\u7a0b\u5c42\u7ea7\u591a\u65f6\u53ef\u80fd\u4e0d\u591f\u7075\u6d3b\u3002\u5982\u679c\u53d8\u5316\u9700\u8981\u81ea\u7531\u7ec4\u5408&#xff0c;\u4f7f\u7528\u7ec4\u5408\u52a0\u7b56\u7565\u6a21\u5f0f\u5f80\u5f80\u66f4\u5408\u9002\u3002<\/p>\n<h3>\u516d\u3001\u8d23\u4efb\u94fe\u6a21\u5f0f&#xff1a;\u8ba9\u8bf7\u6c42\u4f9d\u6b21\u7ecf\u8fc7\u591a\u4e2a\u5904\u7406\u8282\u70b9<\/h3>\n<p>\u5728\u5b9e\u9645\u540e\u7aef\u9879\u76ee\u4e2d&#xff0c;\u4e00\u6b21\u8bf7\u6c42\u7ecf\u5e38\u9700\u8981\u7ecf\u8fc7\u53c2\u6570\u6821\u9a8c\u3001\u6743\u9650\u9a8c\u8bc1\u3001\u98ce\u63a7\u3001\u9650\u6d41\u548c\u4e1a\u52a1\u5904\u7406\u3002\u628a\u6240\u6709\u903b\u8f91\u5199\u5728\u4e00\u4e2a\u65b9\u6cd5\u91cc&#xff0c;\u4f1a\u9020\u6210\u7c7b\u8d8a\u6765\u8d8a\u5927&#xff0c;\u4e5f\u5f88\u96be\u8c03\u6574\u6267\u884c\u987a\u5e8f\u3002<\/p>\n<p>\u8d23\u4efb\u94fe\u6a21\u5f0f\u628a\u6bcf\u4e2a\u5904\u7406\u6b65\u9aa4\u5c01\u88c5\u6210\u72ec\u7acb\u8282\u70b9&#xff1a;\u5f53\u524d\u8282\u70b9\u5904\u7406\u5b8c\u540e&#xff0c;\u518d\u51b3\u5b9a\u662f\u5426\u4ea4\u7ed9\u4e0b\u4e00\u4e2a\u8282\u70b9\u3002\u5e38\u89c1\u573a\u666f\u5305\u62ec&#xff1a;<\/p>\n<ul>\n<li>\n<p>Servlet Filter \u548c Spring MVC Interceptor&#xff1b;<\/p>\n<\/li>\n<li>\n<p>\u7f51\u5173\u9274\u6743\u3001\u9650\u6d41\u3001\u9ed1\u540d\u5355\u68c0\u67e5&#xff1b;<\/p>\n<\/li>\n<li>\n<p>\u8ba2\u5355\u521b\u5efa\u524d\u7684\u5e93\u5b58\u3001\u4ef7\u683c\u3001\u7528\u6237\u72b6\u6001\u6821\u9a8c&#xff1b;<\/p>\n<\/li>\n<li>\n<p>Agent \u5de5\u5177\u8c03\u7528\u524d\u7684\u53c2\u6570\u9a8c\u8bc1\u3001\u6743\u9650\u68c0\u67e5\u548c\u7ed3\u679c\u5ba1\u6838\u3002<\/p>\n<\/li>\n<\/ul>\n<p>\u5b83\u7684\u4f18\u52bf\u662f\u8282\u70b9\u53ef\u4ee5\u72ec\u7acb\u589e\u52a0\u3001\u5220\u9664\u548c\u6392\u5e8f\u3002\u98ce\u9669\u662f\u94fe\u8def\u8fc7\u957f\u540e&#xff0c;\u6392\u67e5\u95ee\u9898\u65f6\u4e0d\u5bb9\u6613\u770b\u51fa\u8bf7\u6c42\u5728\u54ea\u4e2a\u8282\u70b9\u88ab\u7ec8\u6b62\u3002\u56e0\u6b64\u5de5\u7a0b\u4e2d\u5e94\u8bb0\u5f55\u7edf\u4e00\u7684\u94fe\u8def\u65e5\u5fd7&#xff0c;\u5e76\u660e\u786e\u8282\u70b9\u987a\u5e8f\u3002<\/p>\n<h3>\u4e03\u3001\u89c2\u5bdf\u8005\u6a21\u5f0f&#xff1a;\u4e00\u4e2a\u4e8b\u4ef6\u89e6\u53d1\u591a\u4e2a\u540e\u7eed\u52a8\u4f5c<\/h3>\n<p>\u7528\u6237\u4ed8\u6b3e\u6210\u529f\u540e&#xff0c;\u7cfb\u7edf\u53ef\u80fd\u9700\u8981\u66f4\u65b0\u8ba2\u5355\u3001\u6263\u51cf\u5e93\u5b58\u3001\u589e\u52a0\u79ef\u5206\u5e76\u53d1\u9001\u901a\u77e5\u3002\u5982\u679c\u652f\u4ed8\u670d\u52a1\u76f4\u63a5\u8c03\u7528\u6240\u6709\u4e0b\u6e38\u6a21\u5757&#xff0c;\u6a21\u5757\u4e4b\u95f4\u4f1a\u5f62\u6210\u5f88\u5f3a\u7684\u8026\u5408\u3002<\/p>\n<p>\u89c2\u5bdf\u8005\u6a21\u5f0f\u7684\u601d\u8def\u662f&#xff1a;\u652f\u4ed8\u670d\u52a1\u53ea\u53d1\u5e03\u201c\u652f\u4ed8\u6210\u529f\u4e8b\u4ef6\u201d&#xff0c;\u7531\u4e0d\u540c\u76d1\u542c\u8005\u5206\u522b\u5904\u7406\u540e\u7eed\u903b\u8f91\u3002Spring \u4e2d\u53ef\u4ee5\u901a\u8fc7 ApplicationEventPublisher \u548c &#064;EventListener \u5b9e\u73b0&#xff1b;\u5206\u5e03\u5f0f\u7cfb\u7edf\u4e2d&#xff0c;\u6d88\u606f\u961f\u5217\u672c\u8d28\u4e0a\u4e5f\u4f53\u73b0\u4e86\u4e8b\u4ef6\u53d1\u5e03\u4e0e\u8ba2\u9605\u601d\u60f3\u3002<\/p>\n<p>\u4e0d\u8fc7&#xff0c;\u672c\u5730\u4e8b\u4ef6\u4e0d\u7b49\u4e8e\u53ef\u9760\u6d88\u606f\u3002\u8fdb\u7a0b\u7a81\u7136\u9000\u51fa\u65f6&#xff0c;\u5c1a\u672a\u5904\u7406\u7684\u4e8b\u4ef6\u53ef\u80fd\u4e22\u5931\u3002\u6d89\u53ca\u8ba2\u5355\u3001\u8d44\u91d1\u7b49\u91cd\u8981\u4e1a\u52a1\u65f6&#xff0c;\u8fd8\u9700\u8981\u7ed3\u5408\u4e8b\u52a1\u6d88\u606f\u3001Outbox\u3001\u91cd\u8bd5\u548c\u5e42\u7b49\u673a\u5236&#xff0c;\u4e0d\u80fd\u56e0\u4e3a\u4f7f\u7528\u4e86\u89c2\u5bdf\u8005\u6a21\u5f0f\u5c31\u5ffd\u7565\u4e00\u81f4\u6027\u95ee\u9898\u3002<\/p>\n<h3>\u516b\u3001\u4ee3\u7406\u6a21\u5f0f&#xff1a;\u5728\u4e0d\u6539\u6838\u5fc3\u903b\u8f91\u7684\u60c5\u51b5\u4e0b\u589e\u5f3a\u529f\u80fd<\/h3>\n<p>\u4ee3\u7406\u6a21\u5f0f\u4f1a\u5728\u76ee\u6807\u5bf9\u8c61\u5916\u589e\u52a0\u4e00\u5c42&#xff0c;\u7528\u4e8e\u6743\u9650\u63a7\u5236\u3001\u65e5\u5fd7\u3001\u7f13\u5b58\u3001\u4e8b\u52a1\u6216\u8fdc\u7a0b\u8c03\u7528\u3002Spring AOP \u662f Java \u5f00\u53d1\u8005\u6700\u719f\u6089\u7684\u5e94\u7528\u4e4b\u4e00&#xff1a;\u4e1a\u52a1\u65b9\u6cd5\u53ea\u5173\u6ce8\u4e1a\u52a1&#xff0c;\u4e8b\u52a1\u548c\u65e5\u5fd7\u7b49\u6a2a\u5207\u903b\u8f91\u4ea4\u7ed9\u4ee3\u7406\u5904\u7406\u3002<\/p>\n<p>\u5e38\u89c1\u4f8b\u5b50\u5305\u62ec&#xff1a;<\/p>\n<ul>\n<li>\n<p>&#064;Transactional \u7684\u4e8b\u52a1\u4ee3\u7406&#xff1b;<\/p>\n<\/li>\n<li>\n<p>MyBatis Mapper \u63a5\u53e3\u7684\u52a8\u6001\u4ee3\u7406&#xff1b;<\/p>\n<\/li>\n<li>\n<p>Feign \u6839\u636e\u63a5\u53e3\u751f\u6210\u8fdc\u7a0b\u8c03\u7528\u4ee3\u7406&#xff1b;<\/p>\n<\/li>\n<li>\n<p>RPC \u6846\u67b6\u751f\u6210\u670d\u52a1\u8c03\u7528\u4ee3\u7406\u3002<\/p>\n<\/li>\n<\/ul>\n<p>\u4ee3\u7406\u6a21\u5f0f\u6709\u4e00\u4e2a\u9ad8\u9891\u5751&#xff1a;\u540c\u4e00\u4e2a\u7c7b\u5185\u90e8\u76f4\u63a5\u8c03\u7528\u53e6\u4e00\u4e2a\u5e26 &#064;Transactional \u7684\u65b9\u6cd5\u65f6&#xff0c;\u8c03\u7528\u53ef\u80fd\u6ca1\u6709\u7ecf\u8fc7 Spring \u4ee3\u7406&#xff0c;\u5bfc\u81f4\u4e8b\u52a1\u4e0d\u751f\u6548\u3002\u56e0\u6b64&#xff0c;\u4f7f\u7528\u6846\u67b6\u63d0\u4f9b\u7684\u8bbe\u8ba1\u6a21\u5f0f\u65f6&#xff0c;\u4e0d\u4ec5\u8981\u77e5\u9053\u201c\u7528\u4e86\u4ec0\u4e48\u201d&#xff0c;\u8fd8\u8981\u7406\u89e3\u5b83\u7684\u8c03\u7528\u8fb9\u754c\u3002<\/p>\n<h3>\u4e5d\u3001\u5b9e\u9645\u5de5\u7a0b\u4e2d\u5e94\u8be5\u600e\u4e48\u9009\u62e9&#xff1f;<\/h3>\n<p>\u8bbe\u8ba1\u6a21\u5f0f\u6ca1\u6709\u56fa\u5b9a\u7b54\u6848&#xff0c;\u53ef\u4ee5\u5148\u4ece\u4ee3\u7801\u4e2d\u7684\u201c\u53d8\u5316\u70b9\u201d\u51fa\u53d1&#xff1a;<\/p>\n<table>\n<tbody>\n<tr>\u5de5\u7a0b\u95ee\u9898\u53ef\u8003\u8651\u7684\u6a21\u5f0f<\/tr>\n<tr>\n<td>\u5bf9\u8c61\u521b\u5efa\u590d\u6742&#xff0c;\u8c03\u7528\u65b9\u4e0d\u5e94\u5173\u5fc3\u5b9e\u73b0<\/td>\n<td>\u5de5\u5382\u3001\u5efa\u9020\u8005<\/td>\n<\/tr>\n<tr>\n<td>\u591a\u79cd\u7b97\u6cd5\u53ef\u4e92\u76f8\u66ff\u6362<\/td>\n<td>\u7b56\u7565<\/td>\n<\/tr>\n<tr>\n<td>\u4e3b\u6d41\u7a0b\u56fa\u5b9a&#xff0c;\u90e8\u5206\u6b65\u9aa4\u4e0d\u540c<\/td>\n<td>\u6a21\u677f\u65b9\u6cd5<\/td>\n<\/tr>\n<tr>\n<td>\u8bf7\u6c42\u8981\u7ecf\u8fc7\u591a\u4e2a\u5904\u7406\u8282\u70b9<\/td>\n<td>\u8d23\u4efb\u94fe<\/td>\n<\/tr>\n<tr>\n<td>\u4e00\u4e2a\u4e8b\u4ef6\u9700\u8981\u901a\u77e5\u591a\u4e2a\u6a21\u5757<\/td>\n<td>\u89c2\u5bdf\u8005<\/td>\n<\/tr>\n<tr>\n<td>\u4e0d\u4fee\u6539\u4e1a\u52a1\u4ee3\u7801\u5c31\u589e\u52a0\u4e8b\u52a1\u3001\u65e5\u5fd7\u7b49\u80fd\u529b<\/td>\n<td>\u4ee3\u7406\u3001\u88c5\u9970\u5668<\/td>\n<\/tr>\n<tr>\n<td>\u9700\u8981\u9002\u914d\u4e0d\u517c\u5bb9\u7684\u7b2c\u4e09\u65b9\u63a5\u53e3<\/td>\n<td>\u9002\u914d\u5668<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u6211\u7684\u7ecf\u9a8c\u662f&#xff0c;\u4e0d\u8981\u5148\u95ee\u201c\u8fd9\u91cc\u80fd\u5957\u4ec0\u4e48\u6a21\u5f0f\u201d&#xff0c;\u800c\u8981\u5148\u95ee\u4e09\u4e2a\u95ee\u9898&#xff1a;\u5f53\u524d\u4ee3\u7801\u771f\u6b63\u4f1a\u53d8\u5316\u7684\u90e8\u5206\u662f\u4ec0\u4e48&#xff1f;\u8fd9\u79cd\u53d8\u5316\u662f\u5426\u5df2\u7ecf\u5bfc\u81f4\u91cd\u590d\u4fee\u6539&#xff1f;\u5f15\u5165\u63a5\u53e3\u548c\u62bd\u8c61\u540e&#xff0c;\u7ef4\u62a4\u6210\u672c\u771f\u7684\u4f1a\u4e0b\u964d\u5417&#xff1f;<\/p>\n<p>\u5982\u679c\u7b54\u6848\u5e76\u4e0d\u660e\u786e&#xff0c;\u5148\u5199\u7b80\u5355\u3001\u6e05\u695a\u7684\u4ee3\u7801\u901a\u5e38\u66f4\u5408\u9002\u3002\u7b49\u53d8\u5316\u771f\u5b9e\u51fa\u73b0&#xff0c;\u518d\u91cd\u6784\u6210\u76f8\u5e94\u6a21\u5f0f&#xff0c;\u4e5f\u6bd4\u4e00\u5f00\u59cb\u8fc7\u5ea6\u8bbe\u8ba1\u66f4\u7a33\u59a5\u3002<\/p>\n<h3>\u5341\u3001\u603b\u7ed3<\/h3>\n<p>Java 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