{"id":10006916,"date":"2022-11-26T10:15:02","date_gmt":"2022-11-26T02:15:02","guid":{"rendered":"https:\/\/ityet.com\/?p=10006916"},"modified":"2022-11-26T10:15:02","modified_gmt":"2022-11-26T02:15:02","slug":"%e5%b7%a5%e4%bd%9c%e4%b8%ad%e5%b8%b8%e7%94%a8%e7%9a%84%e8%ae%be%e8%ae%a1%e6%a8%a1%e5%bc%8f-%e8%b4%a3%e4%bb%bb%e9%93%be%e6%a8%a1%e5%bc%8f","status":"publish","type":"post","link":"https:\/\/itmax.cn\/?p=10006916","title":{"rendered":"\u5de5\u4f5c\u4e2d\u5e38\u7528\u7684\u8bbe\u8ba1\u6a21\u5f0f&#8211;\u8d23\u4efb\u94fe\u6a21\u5f0f"},"content":{"rendered":"<blockquote><p>\u4e00\u822c\u505a\u4e1a\u52a1\u5f00\u53d1\uff0c\u4e0d\u592a\u5bb9\u6613\u6709\u5927\u91cf\u4f7f\u7528\u8bbe\u8ba1\u6a21\u5f0f\u7684\u573a\u666f\u3002\u8fd9\u91cc\u603b\u7ed3\u4e00\u4e0b\u5728\u4e1a\u52a1\u5f00\u53d1\u4e2d\u4f7f\u7528\u8f83\u4e3a\u9891\u7e41\u7684\u8bbe\u8ba1\u6a21\u5f0f\u3002\u5f53\u7136\u8bed\u8a00\u4e3aJava\uff0c\u57fa\u4e8eSpring\u6846\u67b6\u3002<\/p><\/blockquote>\n<h3>1 \u8d23\u4efb\u94fe\u6a21\u5f0f(Chain of Responsibility Pattern)<\/h3>\n<p>\u5bf9\u6570\u636e\u6d41\u3001\u5bf9\u8c61\u505a\u4e00\u7cfb\u5217\u8fc7\u6ee4\u3001\u6821\u9a8c\u3001\u5904\u7406\u7b49\u64cd\u4f5c\uff0c\u8be5\u64cd\u4f5c\u901a\u5e38\u662f\u6709\u5e8f\u7684\u3002\u8be5\u573a\u666f\u5728\u751f\u6d3b\u4e2d\u8fd8\u662f\u5f88\u5e38\u89c1\u7684\uff0c\u5982\u5927\u5bb6\u7ecf\u5e38\u4e3e\u4f8b\u7684\u5404\u79cd\u5ba1\u6279\u6d41\u3002\u518d\u5982\u9762\u8bd5\uff0c\u9700\u8981\u901a\u8fc7\u4e00\u9762\u3001\u4e8c\u9762\u3001\u4e09\u9762\u3001HR\u9762\u7b49\uff0c\u6700\u7ec8\u62ff\u4e0bOffer\u3002\u8fd9\u4e9b\u90fd\u5c5e\u4e8e\u8d23\u4efb\u94fe\u7684\u573a\u666f\uff0c<\/p>\n<p>\u8d23\u4efb\u94fe\u6a21\u5f0f\u4e00\u822c\u67093\u4e2a\u89d2\u8272\uff1a<\/p>\n<ul>\n<li>Client: \u5ba2\u6237\u7aef\u3002\u7528\u6765\u7f16\u6392\u5904\u7406\u5668\uff0c\u53ef\u9759\u6001\u3001\u4e5f\u53ef\u8fd0\u884c\u65f6\u52a8\u6001\u751f\u6210\u3002\u7c7b\u4f3c\u5355\u94fe\u8868\u3002<\/li>\n<li>Handler: \u63a5\u53e3\u6216\u62bd\u8c61\u7c7b\u3002\u7ea6\u5b9a\u5904\u7406\u51fd\u6570\u540d\u79f0\u3001\u53c2\u6570\u7b49\u3002<\/li>\n<li>ConcreteHandler: \u5177\u4f53\u5904\u7406\u5668\u3002<\/li>\n<\/ul>\n<p>\u8fd9\u79cd\u51fa\u73b0\u7684\u573a\u666f\u5176\u5b9e\u633a\u591a\uff0c\u4f46\u771f\u6b63\u4f7f\u7528\u7684\u5374\u4e0d\u662f\u5f88\u591a\u3002\u8fd9\u5c31\u8981\u63d0\u5230\u8d23\u4efb\u94fe\u7684\u51e0\u4e2a\u7f3a\u70b9\uff1a\u7075\u6d3b\u52a8\u6001\u65e2\u662f\u4f18\u70b9\u4e5f\u662f\u7f3a\u70b9\uff0c\u4f7f\u5f97\u7a0b\u5e8f\u4e0d\u591f\u76f4\u89c2\uff0c\u6d41\u7a0b\u4e0d\u591f\u660e\u4e86\u3002\u751a\u81f3\u53ef\u80fd\u51fa\u73b0\u5faa\u73af\u5f15\u7528(\u6b7b\u5faa\u73af)\u7684\u60c5\u51b5\u3002<\/p>\n<p>\u8d23\u4efb\u94fe\u7684\u7f16\u6392\u4e00\u822c\u6709\u4e24\u79cd\uff1a<\/p>\n<ul>\n<li>\u5916\u90e8\u7f16\u6392\uff1a\u5177\u4f53\u5904\u7406\u5668\uff0c\u4ec5\u6839\u636eContex\u53c2\u6570\u8fdb\u884c\u5904\u7406\uff0c\u5e76\u5c06\u7ed3\u679c\u56de\u5199Contex\u3002\u5185\u90e8\u4e0d\u505a\u7f16\u6392\u3002\u76f8\u5bf9\u6bd4\u8f83\u72ec\u7acb(\u7eaf\u7cb9)\u7684\u903b\u8f91\u5904\u7406\u5355\u5143\u3002<\/li>\n<li>\u5185\u90e8\u7f16\u6392\uff1a\u7c7b\u4f3c\u5355\u94fe\u8868\u3002\u5728\u6267\u884c\u8fc7\u7a0b\u4e2d\uff0c\u6839\u636eContext\u53c2\u6570\u7684\u5904\u7406\u7ed3\u679c\uff0c\u5224\u65ad\u662f\u5426\u9700\u8981\u8fdb\u884c\u4e0b\u4e00\u6b65(\u8fdb\u5165\u4e0b\u4e00\u4e2a\u5904\u7406\u5668)\u3002\u76f8\u5bf9\u5916\u90e8\u7f16\u6392\uff0c\u7075\u6d3b\u5ea6\u7565\u4f4e\u4e00\u4e9b\u3002<\/li>\n<\/ul>\n<h4>1.1 \u5b9e\u9645\u4e1a\u52a1\u573a\u666f<\/h4>\n<p>\u5728\u7528\u6237\u7559\u8d44\u8fdb\u7ebf\u573a\u666f\u4e2d\uff0c\u6211\u4eec\u9700\u8981\u6839\u636e\u7ebf\u7d22\u7684\u6e20\u9053\u53f7\u3001\u843d\u5730\u9875\u6765\u6e90\u3001\u5b66\u79d1\u7b49\u505a\u4e0d\u540c\u7684\u903b\u8f91\u5904\u7406\u3002\u4f46\u5728\u672a\u5f97\u5230\u5b9e\u9645\u53c2\u6570\u524d\uff0c\u6211\u4eec\u662f\u4e0d\u80fd\u786e\u5b9a\u5177\u4f53\u8981\u8d70\u54ea\u4e9b\u5904\u7406\u5668\u3002\u4e00\u4e9b\u4e1a\u52a1\u89c4\u5219(\u7b80\u5316)\uff1a<\/p>\n<ul>\n<li>\u6e20\u9053\u53f7(channel)\u4e0d\u80fd\u4e3a\u7a7a<\/li>\n<li>\u67d0\u4e9b\u7279\u6b8a\u6e20\u9053\u53f7\uff0c\u63a8\u8350\u4eba\u4e0d\u80fd\u4e3a\u7a7a<\/li>\n<li>\u67d0\u4e9b\u843d\u5730\u9875\u6765\u6e90(lpv)\uff0c\u504f\u597d\u8bed\u8a00\u4e0d\u80fd\u4e3a\u7a7a<\/li>\n<\/ul>\n<p>\u53ea\u6709\u5168\u90e8\u7b26\u5408\u6761\u4ef6\u7684\u7ebf\u7d22\uff0c\u624d\u80fd\u5b9e\u9645\u8fdb\u5165\u5230CRM\u7cfb\u7edf\u4e2d\u3002<\/p>\n<blockquote><p>\u7ebf\u7d22 LeadsBO<\/p><\/blockquote>\n<pre><code class=\"java\">@Data\n@Builder\npublic class LeadsBO {\n    \/\/ \u6e20\u9053\u53f7\n    private String channel;\n    \/\/ \u63a8\u8350\u4ebaID\n    private Long referrerId;\n    \/\/ \u5b66\u79d1 1:\u4e2d\u6587 2:\u82f1\u6587\n    private Integer subject;\n    \/\/ \u843d\u5730\u9875\u7248\u672c(Landing Page Version)\n    private String lpv;\n    \/\/ \u504f\u597d\u8bed\u8a00\n    private String preferenceLanguage;\n\n    \/\/ \u8d23\u4efb\u94fe\u56de\u5199\n    \/\/ \u6570\u636e\u662f\u5426\u6709\u6548\n    @Builder.Default\n    private boolean valid = true;\n    \/\/ \u5f02\u5e38\u4fe1\u606f(\u9519\u8bef\u65e5\u5fd7)\n    private String errMsg;\n}<\/code><\/pre>\n<blockquote><p>\u7ebf\u7d22\u8fc7\u6ee4\u5668(\u5373Handler\u5904\u7406\u5668) Filter<\/p><\/blockquote>\n<pre><code class=\"java\">\/**\n * \u7ebf\u7d22\u8fc7\u6ee4\u5668\n *\/\npublic interface Filter {\n\n    void process(LeadsBO bo);\n}\n<\/code><\/pre>\n<blockquote><p>4\u4e2a\u5177\u4f53\u5904\u7406\u5668<\/p><\/blockquote>\n<pre><code class=\"java\">\n\/**\n * \u6e20\u9053\u53f7\u8fc7\u6ee4\u5668\n *\/\n@Component(&quot;channel&quot;)\npublic class ChannelFilter implements Filter {\n\n    @Override\n    public void process(LeadsBO bo) {\n        if (StringUtils.isBlank(bo.getChannel())) {\n            bo.setValid(false);\n            bo.setErrMsg(&quot;channel\u4e3a\u7a7a&quot;);\n        }\n    }\n}\n\n\/**\n * \u63a8\u8350\u4eba\u8fc7\u6ee4\n *\/\n@Component(&quot;referrer&quot;)\npublic class ReferrerFilter implements Filter {\n    private static final Set&lt;String&gt; CHANNELS = Set.of(\n            &quot;LP-XX-XX-01&quot;, &quot;LP-XX-XX-02&quot;\n    );\n\n    @Override\n    public void process(LeadsBO bo) {\n        final String channel = bo.getChannel();\n        final Long referrerId = bo.getReferrerId();\n        if (CHANNELS.contains(channel) &amp;&amp; Objects.isNull(referrerId)) {\n            bo.setValid(false);\n            bo.setErrMsg(&quot;\u7279\u5b9a\u6e20\u9053\u53f7, \u63a8\u8350\u4eba\u4e0d\u80fd\u4e3a\u7a7a&quot;);\n        }\n    }\n}\n\n\/**\n * \u843d\u5730\u9875\u7248\u672c\u53f7\u6821\u9a8c\n *\/\n@Component(&quot;lpv&quot;)\npublic class LpvFilter implements Filter {\n\n    @Override\n    public void process(LeadsBO bo) {\n        final String lpv = bo.getLpv();\n        if (StringUtils.isNoneBlank(lpv) &amp;&amp; lpv.startsWith(&quot;XZ&quot;) &amp;&amp; StringUtils.isBlank(bo.getPreferenceLanguage())) {\n            bo.setValid(false);\n            bo.setErrMsg(&quot;\u504f\u597d\u8bed\u8a00\u4e0d\u80fd\u4e3a\u7a7a&quot;);\n        }\n    }\n}\n\n\/**\n * \u5b66\u79d1\u8fc7\u6ee4\u5668\n *\n *\/\n@Component(&quot;subject&quot;)\npublic class SubjectFilter implements Filter {\n\n    @Override\n    public void process(LeadsBO bo) {\n        final Integer subject = bo.getSubject();\n        if (Objects.isNull(subject) || (subject != 1 &amp;&amp; subject != 2)) {\n            bo.setSubject(1);\n        }\n    }\n}<\/code><\/pre>\n<p>\u53ef\u4ee5\u770b\u5230\uff0c\u6211\u4eec\u5728\u5b9a\u4e49\u5904\u7406\u5668\u65f6\uff0c\u5e76\u6ca1\u6709\u5728\u5904\u7406\u5668\u5185\u90e8\u52a8\u6001\u6307\u5b9a\u4e0b\u4e00\u4e2a\u5904\u7406\u3002\u6211\u4eec\u5c06\u5904\u7406\u5668\u7684\u7f16\u6392\u653e\u5728\u5916\u90e8\u8bbe\u7f6e\uff0c\u8fd9\u6837\u66f4\u52a0\u7684\u7075\u6d3b\u4e00\u4e0b\u3002\u501f\u52a9\u4e8eSpring\uff0c\u7ed9\u5177\u4f53\u5904\u7406\u6dfb\u52a0\u522b\u540d\uff0c\u65b9\u4fbf\u540e\u7eed\u4f7f\u7528\u3002<\/p>\n<p>\u4e0b\u9762\u518d\u5b9a\u4e49\u4e00\u4e2a\u7ebf\u7d22\u62e6\u622a\u670d\u52a1\uff0c\u5176\u5b9e\u5c31\u662f\u5c06Client\u7684\u90e8\u5206\u903b\u8f91\u8fdb\u884c\u5c01\u88c5\uff0c\u4f7f\u5f97\u8c03\u7528\u66f4\u52a0\u7b80\u5355\u4e00\u4e9b\u3002\u53ea\u9700\u8981\u5916\u90e8\u4f20\u9012\u53c2\u6570(LeadsBO)\uff0c\u4ee5\u53ca\u5904\u7406\u5668\u522b\u540d\u7684\u7f16\u6392\u5e8f\u5217(List&lt;String&gt;)\u5373\u53ef\u3002<\/p>\n<blockquote><p>LeadsFilterService<\/p><\/blockquote>\n<pre><code class=\"java\">\/**\n * \u7ebf\u7d22\u62e6\u622a\u5668\n *\/\npublic interface LeadsFilterService {\n\n    void filter(LeadsBO bo, List&lt;String&gt; filterChain);\n}\n\n\/**\n * \u7ebf\u7d22\u62e6\u622a\u5668\n *\/\n@Slf4j\n@Service\npublic class LeadsFilterServiceImpl implements LeadsFilterService, ApplicationContextAware {\n    private ApplicationContext appCtx;\n\n    @Override\n    public void filter(LeadsBO bo, List&lt;String&gt; filterChain) {\n        for (String fc : filterChain) {\n            final Filter filter = appCtx.getBean(fc, Filter.class);\n            filter.process(bo);\n            if (!bo.isValid()) {\n                log.error(&quot;[\u7ebf\u7d22\u62e6\u622a] \u6570\u636e\u5f02\u5e38 errMsg=&gt;{}&quot;, bo.getErrMsg());\n                return;\n            }\n        }\n    }\n\n    @Override\n    public void setApplicationContext(ApplicationContext ctx) throws BeansException {\n        appCtx = ctx;\n    }\n}<\/code><\/pre>\n<p>\u501f\u52a9<code>ApplicationContextAware<\/code>\u62ff\u5230Spring\u5bb9\u5668\u4e0a\u4e0b\u6587\uff0c\u65b9\u4fbf\u6839\u636e\u522b\u540d\u83b7\u53d6Bean\u5bf9\u8c61\u3002<\/p>\n<h4>1.2 \u5355\u6d4b<\/h4>\n<pre><code class=\"java\">@SpringBootTest\nclass LeadsFilterServiceTest {\n\n    @Autowired\n    LeadsFilterService service;\n\n    @Test\n    void testChannel() {\n        final LeadsBO bo = LeadsBO.builder().build();\n        service.filter(bo, List.of(&quot;channel&quot;, &quot;subject&quot;, &quot;lpv&quot;, &quot;referrer&quot;));\n        assertFalse(bo.isValid());\n    }\n\n    @Test\n    void testReferrer() {\n        final LeadsBO bo = LeadsBO.builder().channel(&quot;LP-XX-XX-01&quot;).referrerId(123L).build();\n        service.filter(bo, List.of(&quot;channel&quot;, &quot;subject&quot;, &quot;lpv&quot;, &quot;referrer&quot;));\n        assertEquals(1, bo.getSubject());\n        assertTrue(bo.isValid());\n    }\n}<\/code><\/pre>\n<h3>2 \u601d\u8003<\/h3>\n<p>\u8d23\u4efb\u94fe\u6a21\u5f0f\u80fd\u5e26\u6765\u4ec0\u4e48\uff1f<\/p>\n<ol>\n<li>\u9ad8\u5185\u805a\u4f4e\u8026\u5408\uff0c\u5c06\u5177\u4f53\u4e1a\u52a1\u903b\u8f91\u6d53\u7f29\u5230\u5177\u4f53\u5904\u7406\u5668\u3002<\/li>\n<li>\u6613\u4e8e\u62d3\u5c55\uff0c\u6709\u65b0\u903b\u8f91\uff0c\u76f4\u63a5\u7ee7\u627f\u3001\u6216\u5b9e\u73b0\u5904\u7406\u5668\u5373\u53ef\u3002<\/li>\n<li>\u82e5\u6709\u591a\u79cd\u573a\u666f\uff0c\u9700\u8981\u4e0d\u540c\u7684\u7f16\u6392\u65f6\uff0c\u53ef\u9ad8\u6548\u590d\u7528\u8fd9\u4e9b\u5904\u7406\u5668\u3002<\/li>\n<\/ol>\n<p>\u8ddf\u7b56\u7565\u6a21\u5f0f\u6709\u5565\u533a\u522b\uff1f<\/p>\n<ol>\n<li>\u7b56\u7565\u6a21\u5f0f\u4e00\u822c\u53ea\u4f1a\u7531\u67d0\u4e2a\u5177\u4f53\u7684\u7b56\u7565\u53bb\u5904\u7406\uff0c\u5176\u4ed6\u7b56\u7565\u4e0d\u4f1a\u53c2\u4e0e\u3002<\/li>\n<li>\u8d23\u4efb\u94fe\u6a21\u5f0f\u5219\u662f\u6bcf\u4e2a\u5904\u7406\u5668\u90fd\u6709\u53ef\u80fd\u83b7\u5f97\u5904\u7406\u6743\u9650\u3002\u91cd\u70b9\u5728\u4e8e\u94fe\u5f0f\u3002<\/li>\n<\/ol>\n<p>\u6709\u5565\u6ce8\u610f\u4e8b\u9879\u5462\uff1f<\/p>\n<ol>\n<li>\u907f\u514d\u6ee5\u7528\u3002\u4f46\u5728\u5408\u9002\u7684\u573a\u666f\u8981\u5927\u80c6\u53bb\u4f7f\u7528\u3002<\/li>\n<li>\u4e00\u5b9a\u8981\u907f\u514d\u51fa\u73b0\u5faa\u73af\u5f15\u7528\u7684\u60c5\u51b5\u3002<\/li>\n<\/ol>\n<hr>\n<p>\u5c01\u9762\u56fe\u6765\u6e90\uff1a<a href=\"https:\/\/link.segmentfault.com\/?enc=krkJ%2B1ZmB6gCcLqsIDGuZA%3D%3D.gghpoW7wwd2CGexPXEGXJZb%2FtU8VnOxV%2FpnaxzC%2BrkBYc%2FY32M5qS5fepwJvGwotlvEzAle8%2FOvRzkbjRbDofnt08HnD28FyB02lzpQ63Ww%3D\" rel=\"nofollow\">https:\/\/refactoring.guru\/desi&#8230;<\/a><\/p>\n<p><a href=\"https:\/\/segmentfault.com\/a\/1190000042909396\">https:\/\/segmentfault.com\/a\/1190000042909396<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e00\u822c\u505a\u4e1a\u52a1\u5f00\u53d1\uff0c\u4e0d\u592a\u5bb9\u6613\u6709\u5927\u91cf\u4f7f\u7528\u8bbe\u8ba1\u6a21\u5f0f\u7684\u573a\u666f\u3002\u8fd9\u91cc\u603b\u7ed3\u4e00\u4e0b\u5728\u4e1a\u52a1\u5f00\u53d1\u4e2d\u4f7f\u7528\u8f83\u4e3a\u9891\u7e41\u7684\u8bbe\u8ba1\u6a21\u5f0f\u3002\u5f53\u7136\u8bed\u8a00\u4e3aJ [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[4],"tags":[],"class_list":["post-10006916","post","type-post","status-publish","format-standard","hentry","category-share"],"jetpack_sharing_enabled":true,"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/itmax.cn\/index.php?rest_route=\/wp\/v2\/posts\/10006916","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/itmax.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/itmax.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/itmax.cn\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/itmax.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=10006916"}],"version-history":[{"count":0,"href":"https:\/\/itmax.cn\/index.php?rest_route=\/wp\/v2\/posts\/10006916\/revisions"}],"wp:attachment":[{"href":"https:\/\/itmax.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=10006916"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/itmax.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=10006916"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/itmax.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=10006916"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}